version 1.209, 2004/07/23 14:10:47
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version 1.220, 2004/08/02 11:02:02
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Line 58 my $lastlog='';
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Line 58 my $lastlog='';
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my $VERSION='$Revision$'; #' stupid emacs |
my $VERSION='$Revision$'; #' stupid emacs |
my $remoteVERSION; |
my $remoteVERSION; |
my $currenthostid; |
my $currenthostid="default"; |
my $currentdomainid; |
my $currentdomainid; |
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my $client; |
my $client; |
Line 148 my @adderrors = ("ok",
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Line 148 my @adderrors = ("ok",
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# |
# |
# Statistics that are maintained and dislayed in the status line. |
# Statistics that are maintained and dislayed in the status line. |
# |
# |
my $Transactions; # Number of attempted transactions. |
my $Transactions = 0; # Number of attempted transactions. |
my $Failures; # Number of transcations failed. |
my $Failures = 0; # Number of transcations failed. |
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# ResetStatistics: |
# ResetStatistics: |
# Resets the statistics counters: |
# Resets the statistics counters: |
Line 956 sub EditFile {
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Line 956 sub EditFile {
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# if the tie failed. |
# if the tie failed. |
# |
# |
sub tie_domain_hash { |
sub tie_domain_hash { |
my ($domain, |
my ($domain,$namespace,$how,$loghead,$logtail) = @_; |
$namespace, |
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$how) = @_; |
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# Filter out any whitespace in the domain name: |
# Filter out any whitespace in the domain name: |
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Line 971 sub tie_domain_hash {
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Line 969 sub tie_domain_hash {
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my $resource_file = $domain_dir."/$namespace.db"; |
my $resource_file = $domain_dir."/$namespace.db"; |
my %hash; |
my %hash; |
if(tie(%hash, 'GDBM_File', $resource_file, $how, 0640)) { |
if(tie(%hash, 'GDBM_File', $resource_file, $how, 0640)) { |
if (scalar @_) { # Need to log the operation. |
if (defined($loghead)) { # Need to log the operation. |
my $logFh = IO::File->new(">>domain_dir/$namespace.hist"); |
my $logFh = IO::File->new(">>$domain_dir/$namespace.hist"); |
if($logFh) { |
if($logFh) { |
my $timestamp = time; |
my $timestamp = time; |
my ($loghead, $logtail) = @_; |
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print $logFh "$loghead:$timestamp:$logtail\n"; |
print $logFh "$loghead:$timestamp:$logtail\n"; |
} |
} |
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$logFh->close; |
} |
} |
return \%hash; # Return the tied hash. |
return \%hash; # Return the tied hash. |
} |
} else { |
else { |
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return undef; # Tie failed. |
return undef; # Tie failed. |
} |
} |
} |
} |
Line 1005 sub tie_domain_hash {
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Line 1002 sub tie_domain_hash {
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# hash to which the database is tied. It's up to the caller to untie. |
# hash to which the database is tied. It's up to the caller to untie. |
# undef if the has could not be tied. |
# undef if the has could not be tied. |
# |
# |
sub TieUserHash { |
sub tie_user_hash { |
my ($domain, |
my ($domain,$user,$namespace,$how,$loghead,$what) = @_; |
$user, |
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$namespace, |
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$how) = @_; |
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$namespace=~s/\//\_/g; # / -> _ |
$namespace=~s/\//\_/g; # / -> _ |
$namespace=~s/\W//g; # whitespace eliminated. |
$namespace=~s/\W//g; # whitespace eliminated. |
my $proname = propath($domain, $user); |
my $proname = propath($domain, $user); |
Line 1023 sub TieUserHash {
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Line 1016 sub TieUserHash {
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$how, 0640)) { |
$how, 0640)) { |
# If this is a namespace for which a history is kept, |
# If this is a namespace for which a history is kept, |
# make the history log entry: |
# make the history log entry: |
if (($namespace =~/^nohist\_/) && (scalar @_ > 0)) { |
if (($namespace =~/^nohist\_/) && (defined($loghead))) { |
my $args = scalar @_; |
my $args = scalar @_; |
Debug(" Opening history: $namespace $args"); |
Debug(" Opening history: $namespace $args"); |
my $hfh = IO::File->new(">>$proname/$namespace.hist"); |
my $hfh = IO::File->new(">>$proname/$namespace.hist"); |
if($hfh) { |
if($hfh) { |
my $now = time; |
my $now = time; |
my $loghead = shift; |
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my $what = shift; |
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print $hfh "$loghead:$now:$what\n"; |
print $hfh "$loghead:$now:$what\n"; |
} |
} |
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$hfh->close; |
} |
} |
return \%hash; |
return \%hash; |
} else { |
} else { |
Line 1040 sub TieUserHash {
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Line 1032 sub TieUserHash {
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} |
} |
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} |
} |
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#--------------------- Request Handlers -------------------------------------------- |
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# |
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# By convention each request handler registers itself prior to the sub |
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# declaration: |
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# |
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#++ |
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# |
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# Handles ping requests. |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $replyfd- File descriptor connected to the client |
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# Implicit Inputs: |
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# $currenthostid - Global variable that carries the name of the host we are |
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# known as. |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit. |
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# Side effects: |
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# Reply information is sent to the client. |
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sub ping_handler { |
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my ($cmd, $tail, $client) = @_; |
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Debug("$cmd $tail $client .. $currenthostid:"); |
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Reply( $client,"$currenthostid\n","$cmd:$tail"); |
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return 1; |
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} |
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®ister_handler("ping", \&ping_handler, 0, 1, 1); # Ping unencoded, client or manager. |
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#++ |
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# |
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# Handles pong requests. Pong replies with our current host id, and |
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# the results of a ping sent to us via our lonc. |
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# |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $replyfd- File descriptor connected to the client |
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# Implicit Inputs: |
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# $currenthostid - Global variable that carries the name of the host we are |
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# connected to. |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit. |
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# Side effects: |
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# Reply information is sent to the client. |
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sub pong_handler { |
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my ($cmd, $tail, $replyfd) = @_; |
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my $reply=&reply("ping",$clientname); |
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&Reply( $replyfd, "$currenthostid:$reply\n", "$cmd:$tail"); |
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return 1; |
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} |
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®ister_handler("pong", \&pong_handler, 0, 1, 1); # Pong unencoded, client or manager |
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#++ |
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# Called to establish an encrypted session key with the remote client. |
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# Note that with secure lond, in most cases this function is never |
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# invoked. Instead, the secure session key is established either |
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# via a local file that's locked down tight and only lives for a short |
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# time, or via an ssl tunnel...and is generated from a bunch-o-random |
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# bits from /dev/urandom, rather than the predictable pattern used by |
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# by this sub. This sub is only used in the old-style insecure |
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# key negotiation. |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $replyfd- File descriptor connected to the client |
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# Implicit Inputs: |
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# $currenthostid - Global variable that carries the name of the host |
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# known as. |
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# $clientname - Global variable that carries the name of the hsot we're connected to. |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit. |
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# Implicit Outputs: |
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# Reply information is sent to the client. |
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# $cipher is set with a reference to a new IDEA encryption object. |
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# |
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sub establish_key_handler { |
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my ($cmd, $tail, $replyfd) = @_; |
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my $buildkey=time.$$.int(rand 100000); |
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$buildkey=~tr/1-6/A-F/; |
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$buildkey=int(rand 100000).$buildkey.int(rand 100000); |
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my $key=$currenthostid.$clientname; |
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$key=~tr/a-z/A-Z/; |
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$key=~tr/G-P/0-9/; |
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$key=~tr/Q-Z/0-9/; |
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$key=$key.$buildkey.$key.$buildkey.$key.$buildkey; |
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$key=substr($key,0,32); |
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my $cipherkey=pack("H32",$key); |
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$cipher=new IDEA $cipherkey; |
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&Reply($replyfd, "$buildkey\n", "$cmd:$tail"); |
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return 1; |
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} |
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®ister_handler("ekey", \&establish_key_handler, 0, 1,1); |
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# Handler for the load command. Returns the current system load average |
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# to the requestor. |
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# |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $replyfd- File descriptor connected to the client |
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# Implicit Inputs: |
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# $currenthostid - Global variable that carries the name of the host |
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# known as. |
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# $clientname - Global variable that carries the name of the hsot we're connected to. |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit. |
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# Side effects: |
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# Reply information is sent to the client. |
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sub load_handler { |
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my ($cmd, $tail, $replyfd) = @_; |
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# Get the load average from /proc/loadavg and calculate it as a percentage of |
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# the allowed load limit as set by the perl global variable lonLoadLim |
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my $loadavg; |
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my $loadfile=IO::File->new('/proc/loadavg'); |
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$loadavg=<$loadfile>; |
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$loadavg =~ s/\s.*//g; # Extract the first field only. |
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my $loadpercent=100*$loadavg/$perlvar{'lonLoadLim'}; |
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&Reply( $replyfd, "$loadpercent\n", "$cmd:$tail"); |
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return 1; |
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} |
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register_handler("load", \&load_handler, 0, 1, 0); |
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# |
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# Process the userload request. This sub returns to the client the current |
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# user load average. It can be invoked either by clients or managers. |
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# |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $replyfd- File descriptor connected to the client |
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# Implicit Inputs: |
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# $currenthostid - Global variable that carries the name of the host |
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# known as. |
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# $clientname - Global variable that carries the name of the hsot we're connected to. |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit |
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# Implicit inputs: |
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# whatever the userload() function requires. |
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# Implicit outputs: |
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# the reply is written to the client. |
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# |
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sub user_load_handler { |
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my ($cmd, $tail, $replyfd) = @_; |
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my $userloadpercent=&userload(); |
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&Reply($replyfd, "$userloadpercent\n", "$cmd:$tail"); |
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return 1; |
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} |
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register_handler("userload", \&user_load_handler, 0, 1, 0); |
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# Process a request for the authorization type of a user: |
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# (userauth). |
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# |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $replyfd- File descriptor connected to the client |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit |
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# Implicit outputs: |
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# The user authorization type is written to the client. |
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# |
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sub user_authorization_type { |
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my ($cmd, $tail, $replyfd) = @_; |
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my $userinput = "$cmd:$tail"; |
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# Pull the domain and username out of the command tail. |
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# and call GetAuthType to determine the authentication type. |
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my ($udom,$uname)=split(/:/,$tail); |
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my $result = &GetAuthType($udom, $uname); |
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if($result eq "nouser") { |
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&Failure( $replyfd, "unknown_user\n", $userinput); |
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} else { |
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# |
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# We only want to pass the second field from GetAuthType |
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# for ^krb.. otherwise we'll be handing out the encrypted |
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# password for internals e.g. |
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# |
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my ($type,$otherinfo) = split(/:/,$result); |
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if($type =~ /^krb/) { |
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$type = $result; |
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} |
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&Reply( $replyfd, "$type\n", $userinput); |
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} |
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return 1; |
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} |
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®ister_handler("currentauth", \&user_authorization_type, 1, 1, 0); |
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# Process a request by a manager to push a hosts or domain table |
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# to us. We pick apart the command and pass it on to the subs |
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# that already exist to do this. |
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# |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $client - File descriptor connected to the client |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit |
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# Implicit Output: |
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# a reply is written to the client. |
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sub push_file_handler { |
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my ($cmd, $tail, $client) = @_; |
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my $userinput = "$cmd:$tail"; |
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# At this time we only know that the IP of our partner is a valid manager |
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# the code below is a hook to do further authentication (e.g. to resolve |
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# spoofing). |
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my $cert = &GetCertificate($userinput); |
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if(&ValidManager($cert)) { |
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# Now presumably we have the bona fides of both the peer host and the |
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# process making the request. |
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my $reply = &PushFile($userinput); |
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&Reply($client, "$reply\n", $userinput); |
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} else { |
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&Failure( $client, "refused\n", $userinput); |
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} |
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return 1; |
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} |
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®ister_handler("pushfile", \&push_file_handler, 1, 0, 1); |
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# Process a reinit request. Reinit requests that either |
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# lonc or lond be reinitialized so that an updated |
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# host.tab or domain.tab can be processed. |
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# |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $client - File descriptor connected to the client |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit |
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# Implicit output: |
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# a reply is sent to the client. |
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# |
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sub reinit_process_handler { |
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my ($cmd, $tail, $client) = @_; |
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my $userinput = "$cmd:$tail"; |
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my $cert = &GetCertificate($userinput); |
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if(&ValidManager($cert)) { |
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chomp($userinput); |
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my $reply = &ReinitProcess($userinput); |
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&Reply( $client, "$reply\n", $userinput); |
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} else { |
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&Failure( $client, "refused\n", $userinput); |
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} |
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return 1; |
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} |
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®ister_handler("reinit", \&reinit_process_handler, 1, 0, 1); |
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# Process the editing script for a table edit operation. |
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# the editing operation must be encrypted and requested by |
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# a manager host. |
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# |
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# Parameters: |
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# $cmd - the actual keyword that invoked us. |
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# $tail - the tail of the request that invoked us. |
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# $client - File descriptor connected to the client |
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# Returns: |
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# 1 - Ok to continue processing. |
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# 0 - Program should exit |
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# Implicit output: |
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# a reply is sent to the client. |
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# |
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sub edit_table_handler { |
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my ($command, $tail, $client) = @_; |
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my $userinput = "$command:$tail"; |
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my $cert = &GetCertificate($userinput); |
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if(&ValidManager($cert)) { |
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my($filetype, $script) = split(/:/, $tail); |
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if (($filetype eq "hosts") || |
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($filetype eq "domain")) { |
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if($script ne "") { |
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&Reply($client, # BUGBUG - EditFile |
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&EditFile($userinput), # could fail. |
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$userinput); |
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} else { |
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&Failure($client,"refused\n",$userinput); |
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} |
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} else { |
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&Failure($client,"refused\n",$userinput); |
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} |
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} else { |
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&Failure($client,"refused\n",$userinput); |
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} |
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return 1; |
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} |
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register_handler("edit", \&edit_table_handler, 1, 0, 1); |
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# |
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# Authenticate a user against the LonCAPA authentication |
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# database. Note that there are several authentication |
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# possibilities: |
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# - unix - The user can be authenticated against the unix |
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# password file. |
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# - internal - The user can be authenticated against a purely |
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# internal per user password file. |
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# - kerberos - The user can be authenticated against either a kerb4 or kerb5 |
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# ticket granting authority. |
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# - user - The person tailoring LonCAPA can supply a user authentication |
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# mechanism that is per system. |
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# |
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# Parameters: |
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# $cmd - The command that got us here. |
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# $tail - Tail of the command (remaining parameters). |
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# $client - File descriptor connected to client. |
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# Returns |
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# 0 - Requested to exit, caller should shut down. |
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# 1 - Continue processing. |
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# Implicit inputs: |
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# The authentication systems describe above have their own forms of implicit |
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# input into the authentication process that are described above. |
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# |
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sub authenticate_handler { |
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my ($cmd, $tail, $client) = @_; |
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# Regenerate the full input line |
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my $userinput = $cmd.":".$tail; |
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# udom - User's domain. |
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# uname - Username. |
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# upass - User's password. |
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my ($udom,$uname,$upass)=split(/:/,$tail); |
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&Debug(" Authenticate domain = $udom, user = $uname, password = $upass"); |
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chomp($upass); |
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$upass=&unescape($upass); |
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my $pwdcorrect = &validate_user($udom, $uname, $upass); |
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if($pwdcorrect) { |
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&Reply( $client, "authorized\n", $userinput); |
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# |
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# Bad credentials: Failed to authorize |
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# |
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} else { |
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&Failure( $client, "non_authorized\n", $userinput); |
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} |
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return 1; |
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} |
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register_handler("auth", \&authenticate_handler, 1, 1, 0); |
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#--------------------------------------------------------------- |
#--------------------------------------------------------------- |
# |
# |
# Getting, decoding and dispatching requests: |
# Getting, decoding and dispatching requests: |
Line 1051 sub TieUserHash {
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Line 1428 sub TieUserHash {
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# is defined as a 'line' of text. We remove the new line |
# is defined as a 'line' of text. We remove the new line |
# from the text line. |
# from the text line. |
# |
# |
sub GetRequest { |
sub get_request { |
my $input = <$client>; |
my $input = <$client>; |
chomp($input); |
chomp($input); |
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Debug("Request = $input\n"); |
Debug("get_request: Request = $input\n"); |
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&status('Processing '.$clientname.':'.$input); |
&status('Processing '.$clientname.':'.$input); |
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return $input; |
return $input; |
} |
} |
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#--------------------------------------------------------------- |
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# |
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# Process a request. This sub should shrink as each action |
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# gets farmed out into a separat sub that is registered |
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# with the dispatch hash. |
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# |
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# Parameters: |
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# user_input - The request received from the client (lonc). |
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# Returns: |
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# true to keep processing, false if caller should exit. |
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# |
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sub process_request { |
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my ($userinput) = @_; # Easier for now to break style than to |
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# fix all the userinput -> user_input. |
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my $wasenc = 0; # True if request was encrypted. |
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# ------------------------------------------------------------ See if encrypted |
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if ($userinput =~ /^enc/) { |
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$userinput = decipher($userinput); |
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$wasenc=1; |
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if(!$userinput) { # Cipher not defined. |
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&Failure($client, "error: Encrypted data without negotated key"); |
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return 0; |
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} |
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} |
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Debug("process_request: $userinput\n"); |
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# |
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# The 'correct way' to add a command to lond is now to |
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# write a sub to execute it and Add it to the command dispatch |
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# hash via a call to register_handler.. The comments to that |
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# sub should give you enough to go on to show how to do this |
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# along with the examples that are building up as this code |
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# is getting refactored. Until all branches of the |
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# if/elseif monster below have been factored out into |
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# separate procesor subs, if the dispatch hash is missing |
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# the command keyword, we will fall through to the remainder |
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# of the if/else chain below in order to keep this thing in |
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# working order throughout the transmogrification. |
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my ($command, $tail) = split(/:/, $userinput, 2); |
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chomp($command); |
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chomp($tail); |
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$tail =~ s/(\r)//; # This helps people debugging with e.g. telnet. |
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$command =~ s/(\r)//; # And this too for parameterless commands. |
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if(!$tail) { |
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$tail =""; # defined but blank. |
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} |
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&Debug("Command received: $command, encoded = $wasenc"); |
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if(defined $Dispatcher{$command}) { |
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my $dispatch_info = $Dispatcher{$command}; |
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my $handler = $$dispatch_info[0]; |
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my $need_encode = $$dispatch_info[1]; |
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my $client_types = $$dispatch_info[2]; |
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Debug("Matched dispatch hash: mustencode: $need_encode " |
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."ClientType $client_types"); |
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# Validate the request: |
|
|
|
my $ok = 1; |
|
my $requesterprivs = 0; |
|
if(&isClient()) { |
|
$requesterprivs |= $CLIENT_OK; |
|
} |
|
if(&isManager()) { |
|
$requesterprivs |= $MANAGER_OK; |
|
} |
|
if($need_encode && (!$wasenc)) { |
|
Debug("Must encode but wasn't: $need_encode $wasenc"); |
|
$ok = 0; |
|
} |
|
if(($client_types & $requesterprivs) == 0) { |
|
Debug("Client not privileged to do this operation"); |
|
$ok = 0; |
|
} |
|
|
|
if($ok) { |
|
Debug("Dispatching to handler $command $tail"); |
|
my $keep_going = &$handler($command, $tail, $client); |
|
return $keep_going; |
|
} else { |
|
Debug("Refusing to dispatch because client did not match requirements"); |
|
Failure($client, "refused\n", $userinput); |
|
return 1; |
|
} |
|
|
|
} |
|
|
|
#------------------- Commands not yet in spearate handlers. -------------- |
|
|
|
|
|
# ---------------------------------------------------------------------- passwd |
|
if ($userinput =~ /^passwd/) { # encoded and client |
|
if (($wasenc==1) && isClient) { |
|
my |
|
($cmd,$udom,$uname,$upass,$npass)=split(/:/,$userinput); |
|
chomp($npass); |
|
$upass=&unescape($upass); |
|
$npass=&unescape($npass); |
|
&Debug("Trying to change password for $uname"); |
|
my $proname=propath($udom,$uname); |
|
my $passfilename="$proname/passwd"; |
|
if (-e $passfilename) { |
|
my $realpasswd; |
|
{ my $pf = IO::File->new($passfilename); |
|
$realpasswd=<$pf>; } |
|
chomp($realpasswd); |
|
my ($howpwd,$contentpwd)=split(/:/,$realpasswd); |
|
if ($howpwd eq 'internal') { |
|
&Debug("internal auth"); |
|
if (crypt($upass,$contentpwd) eq $contentpwd) { |
|
my $salt=time; |
|
$salt=substr($salt,6,2); |
|
my $ncpass=crypt($npass,$salt); |
|
{ |
|
my $pf; |
|
if ($pf = IO::File->new(">$passfilename")) { |
|
print $pf "internal:$ncpass\n"; |
|
&logthis("Result of password change for $uname: pwchange_success"); |
|
print $client "ok\n"; |
|
} else { |
|
&logthis("Unable to open $uname passwd to change password"); |
|
print $client "non_authorized\n"; |
|
} |
|
} |
|
|
|
} else { |
|
print $client "non_authorized\n"; |
|
} |
|
} elsif ($howpwd eq 'unix') { |
|
# Unix means we have to access /etc/password |
|
# one way or another. |
|
# First: Make sure the current password is |
|
# correct |
|
&Debug("auth is unix"); |
|
$contentpwd=(getpwnam($uname))[1]; |
|
my $pwdcorrect = "0"; |
|
my $pwauth_path="/usr/local/sbin/pwauth"; |
|
unless ($contentpwd eq 'x') { |
|
$pwdcorrect= |
|
(crypt($upass,$contentpwd) eq $contentpwd); |
|
} elsif (-e $pwauth_path) { |
|
open PWAUTH, "|$pwauth_path" or |
|
die "Cannot invoke authentication"; |
|
print PWAUTH "$uname\n$upass\n"; |
|
close PWAUTH; |
|
&Debug("exited pwauth with $? ($uname,$upass) "); |
|
$pwdcorrect=($? == 0); |
|
} |
|
if ($pwdcorrect) { |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
&Debug("Opening lcpasswd pipeline"); |
|
my $pf = IO::File->new("|$execdir/lcpasswd > $perlvar{'lonDaemons'}/logs/lcpasswd.log"); |
|
print $pf "$uname\n$npass\n$npass\n"; |
|
close $pf; |
|
my $err = $?; |
|
my $result = ($err>0 ? 'pwchange_failure' |
|
: 'ok'); |
|
&logthis("Result of password change for $uname: ". |
|
&lcpasswdstrerror($?)); |
|
print $client "$result\n"; |
|
} else { |
|
print $client "non_authorized\n"; |
|
} |
|
} else { |
|
print $client "auth_mode_error\n"; |
|
} |
|
} else { |
|
print $client "unknown_user\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- makeuser |
|
} elsif ($userinput =~ /^makeuser/) { # encoded and client. |
|
&Debug("Make user received"); |
|
my $oldumask=umask(0077); |
|
if (($wasenc==1) && isClient) { |
|
my |
|
($cmd,$udom,$uname,$umode,$npass)=split(/:/,$userinput); |
|
&Debug("cmd =".$cmd." $udom =".$udom. |
|
" uname=".$uname); |
|
chomp($npass); |
|
$npass=&unescape($npass); |
|
my $proname=propath($udom,$uname); |
|
my $passfilename="$proname/passwd"; |
|
&Debug("Password file created will be:". |
|
$passfilename); |
|
if (-e $passfilename) { |
|
print $client "already_exists\n"; |
|
} elsif ($udom ne $currentdomainid) { |
|
print $client "not_right_domain\n"; |
|
} else { |
|
my @fpparts=split(/\//,$proname); |
|
my $fpnow=$fpparts[0].'/'.$fpparts[1].'/'.$fpparts[2]; |
|
my $fperror=''; |
|
for (my $i=3;$i<=$#fpparts;$i++) { |
|
$fpnow.='/'.$fpparts[$i]; |
|
unless (-e $fpnow) { |
|
unless (mkdir($fpnow,0777)) { |
|
$fperror="error: ".($!+0) |
|
." mkdir failed while attempting " |
|
."makeuser"; |
|
} |
|
} |
|
} |
|
unless ($fperror) { |
|
my $result=&make_passwd_file($uname, $umode,$npass, |
|
$passfilename); |
|
print $client $result; |
|
} else { |
|
print $client "$fperror\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
umask($oldumask); |
|
# -------------------------------------------------------------- changeuserauth |
|
} elsif ($userinput =~ /^changeuserauth/) { # encoded & client |
|
&Debug("Changing authorization"); |
|
if (($wasenc==1) && isClient) { |
|
my |
|
($cmd,$udom,$uname,$umode,$npass)=split(/:/,$userinput); |
|
chomp($npass); |
|
&Debug("cmd = ".$cmd." domain= ".$udom. |
|
"uname =".$uname." umode= ".$umode); |
|
$npass=&unescape($npass); |
|
my $proname=&propath($udom,$uname); |
|
my $passfilename="$proname/passwd"; |
|
if ($udom ne $currentdomainid) { |
|
print $client "not_right_domain\n"; |
|
} else { |
|
my $result=&make_passwd_file($uname, $umode,$npass, |
|
$passfilename); |
|
print $client $result; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------ home |
|
} elsif ($userinput =~ /^home/) { # client clear or encoded |
|
if(isClient) { |
|
my ($cmd,$udom,$uname)=split(/:/,$userinput); |
|
chomp($uname); |
|
my $proname=propath($udom,$uname); |
|
if (-e $proname) { |
|
print $client "found\n"; |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------------- update |
|
} elsif ($userinput =~ /^update/) { # client clear or encoded. |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
my $ownership=ishome($fname); |
|
if ($ownership eq 'not_owner') { |
|
if (-e $fname) { |
|
my ($dev,$ino,$mode,$nlink, |
|
$uid,$gid,$rdev,$size, |
|
$atime,$mtime,$ctime, |
|
$blksize,$blocks)=stat($fname); |
|
my $now=time; |
|
my $since=$now-$atime; |
|
if ($since>$perlvar{'lonExpire'}) { |
|
my $reply= |
|
&reply("unsub:$fname","$clientname"); |
|
unlink("$fname"); |
|
} else { |
|
my $transname="$fname.in.transfer"; |
|
my $remoteurl= |
|
&reply("sub:$fname","$clientname"); |
|
my $response; |
|
{ |
|
my $ua=new LWP::UserAgent; |
|
my $request=new HTTP::Request('GET',"$remoteurl"); |
|
$response=$ua->request($request,$transname); |
|
} |
|
if ($response->is_error()) { |
|
unlink($transname); |
|
my $message=$response->status_line; |
|
&logthis( |
|
"LWP GET: $message for $fname ($remoteurl)"); |
|
} else { |
|
if ($remoteurl!~/\.meta$/) { |
|
my $ua=new LWP::UserAgent; |
|
my $mrequest= |
|
new HTTP::Request('GET',$remoteurl.'.meta'); |
|
my $mresponse= |
|
$ua->request($mrequest,$fname.'.meta'); |
|
if ($mresponse->is_error()) { |
|
unlink($fname.'.meta'); |
|
} |
|
} |
|
rename($transname,$fname); |
|
} |
|
} |
|
print $client "ok\n"; |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
print $client "rejected\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------- fetch a user file from a remote server |
|
} elsif ($userinput =~ /^fetchuserfile/) { # Client clear or enc. |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
|
my $udir=propath($udom,$uname).'/userfiles'; |
|
unless (-e $udir) { mkdir($udir,0770); } |
|
if (-e $udir) { |
|
$ufile=~s/^[\.\~]+//; |
|
my $path = $udir; |
|
if ($ufile =~m|(.+)/([^/]+)$|) { |
|
my @parts=split('/',$1); |
|
foreach my $part (@parts) { |
|
$path .= '/'.$part; |
|
if ((-e $path)!=1) { |
|
mkdir($path,0770); |
|
} |
|
} |
|
} |
|
my $destname=$udir.'/'.$ufile; |
|
my $transname=$udir.'/'.$ufile.'.in.transit'; |
|
my $remoteurl='http://'.$clientip.'/userfiles/'.$fname; |
|
my $response; |
|
{ |
|
my $ua=new LWP::UserAgent; |
|
my $request=new HTTP::Request('GET',"$remoteurl"); |
|
$response=$ua->request($request,$transname); |
|
} |
|
if ($response->is_error()) { |
|
unlink($transname); |
|
my $message=$response->status_line; |
|
&logthis("LWP GET: $message for $fname ($remoteurl)"); |
|
print $client "failed\n"; |
|
} else { |
|
if (!rename($transname,$destname)) { |
|
&logthis("Unable to move $transname to $destname"); |
|
unlink($transname); |
|
print $client "failed\n"; |
|
} else { |
|
print $client "ok\n"; |
|
} |
|
} |
|
} else { |
|
print $client "not_home\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# --------------------------------------------------------- remove a user file |
|
} elsif ($userinput =~ /^removeuserfile/) { # Client clear or enc. |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
|
&logthis("$udom - $uname - $ufile"); |
|
if ($ufile =~m|/\.\./|) { |
|
# any files paths with /../ in them refuse |
|
# to deal with |
|
print $client "refused\n"; |
|
} else { |
|
my $udir=propath($udom,$uname); |
|
if (-e $udir) { |
|
my $file=$udir.'/userfiles/'.$ufile; |
|
if (-e $file) { |
|
unlink($file); |
|
if (-e $file) { |
|
print $client "failed\n"; |
|
} else { |
|
print $client "ok\n"; |
|
} |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
print $client "not_home\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# ------------------------------------------ authenticate access to a user file |
|
} elsif ($userinput =~ /^tokenauthuserfile/) { # Client only |
|
if(isClient) { |
|
my ($cmd,$fname,$session)=split(/:/,$userinput); |
|
chomp($session); |
|
my $reply='non_auth'; |
|
if (open(ENVIN,$perlvar{'lonIDsDir'}.'/'. |
|
$session.'.id')) { |
|
while (my $line=<ENVIN>) { |
|
if ($line=~ m|userfile\.\Q$fname\E\=|) { $reply='ok'; } |
|
} |
|
close(ENVIN); |
|
print $client $reply."\n"; |
|
} else { |
|
print $client "invalid_token\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- unsubscribe |
|
} elsif ($userinput =~ /^unsub/) { |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
if (-e $fname) { |
|
print $client &unsub($fname,$clientip); |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------- subscribe |
|
} elsif ($userinput =~ /^sub/) { |
|
if(isClient) { |
|
print $client &subscribe($userinput,$clientip); |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------- current version |
|
} elsif ($userinput =~ /^currentversion/) { |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
print $client ¤tversion($fname)."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- log |
|
} elsif ($userinput =~ /^log/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/activity.log")) { |
|
print $hfh "$now:$clientname:$what\n"; |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." IO::File->new Failed " |
|
."while attempting log\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- put |
|
} elsif ($userinput =~ /^put/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput,5); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if ($namespace ne 'roles') { |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File', |
|
"$proname/$namespace.db", |
|
&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "P:$now:$what\n"; } |
|
} |
|
|
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
$hash{$key}=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) failed ". |
|
"while attempting put\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!) |
|
." tie(GDBM) Failed ". |
|
"while attempting put\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------- inc |
|
} elsif ($userinput =~ /^inc:/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if ($namespace ne 'roles') { |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File', |
|
"$proname/$namespace.db", |
|
&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "P:$now:$what\n"; } |
|
} |
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
# We could check that we have a number... |
|
if (! defined($value) || $value eq '') { |
|
$value = 1; |
|
} |
|
$hash{$key}+=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) failed ". |
|
"while attempting inc\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!) |
|
." tie(GDBM) Failed ". |
|
"while attempting inc\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- rolesput |
|
} elsif ($userinput =~ /^rolesput/) { |
|
if(isClient) { |
|
&Debug("rolesput"); |
|
if ($wasenc==1) { |
|
my ($cmd,$exedom,$exeuser,$udom,$uname,$what) |
|
=split(/:/,$userinput); |
|
&Debug("cmd = ".$cmd." exedom= ".$exedom. |
|
"user = ".$exeuser." udom=".$udom. |
|
"what = ".$what); |
|
my $namespace='roles'; |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
print $hfh "P:$now:$exedom:$exeuser:$what\n"; |
|
} |
|
} |
|
|
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
&ManagePermissions($key, $udom, $uname, |
|
&GetAuthType( $udom, |
|
$uname)); |
|
$hash{$key}=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting rolesput\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting rolesput\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- rolesdel |
|
} elsif ($userinput =~ /^rolesdel/) { |
|
if(isClient) { |
|
&Debug("rolesdel"); |
|
if ($wasenc==1) { |
|
my ($cmd,$exedom,$exeuser,$udom,$uname,$what) |
|
=split(/:/,$userinput); |
|
&Debug("cmd = ".$cmd." exedom= ".$exedom. |
|
"user = ".$exeuser." udom=".$udom. |
|
"what = ".$what); |
|
my $namespace='roles'; |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @rolekeys=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
print $hfh "D:$now:$exedom:$exeuser:$what\n"; |
|
} |
|
} |
|
foreach my $key (@rolekeys) { |
|
delete $hash{$key}; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting rolesdel\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting rolesdel\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- get |
|
} elsif ($userinput =~ /^get/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($what); |
|
my @queries=split(/\&/,$what); |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
for (my $i=0;$i<=$#queries;$i++) { |
|
$qresult.="$hash{$queries[$i]}&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting get\n"; |
|
} |
|
} else { |
|
if ($!+0 == 2) { |
|
print $client "error:No such file or ". |
|
"GDBM reported bad block error\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting get\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------ eget |
|
} elsif ($userinput =~ /^eget/) { |
|
if (isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($what); |
|
my @queries=split(/\&/,$what); |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
for (my $i=0;$i<=$#queries;$i++) { |
|
$qresult.="$hash{$queries[$i]}&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
if ($cipher) { |
|
my $cmdlength=length($qresult); |
|
$qresult.=" "; |
|
my $encqresult=''; |
|
for |
|
(my $encidx=0;$encidx<=$cmdlength;$encidx+=8) { |
|
$encqresult.= |
|
unpack("H16", |
|
$cipher->encrypt(substr($qresult,$encidx,8))); |
|
} |
|
print $client "enc:$cmdlength:$encqresult\n"; |
|
} else { |
|
print $client "error:no_key\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting eget\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting eget\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- del |
|
} elsif ($userinput =~ /^del/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @keys=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "D:$now:$what\n"; } |
|
} |
|
foreach my $key (@keys) { |
|
delete($hash{$key}); |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting del\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting del\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------ keys |
|
} elsif ($userinput =~ /^keys/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
foreach my $key (keys %hash) { |
|
$qresult.="$key&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting keys\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting keys\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- dumpcurrent |
|
} elsif ($userinput =~ /^currentdump/) { |
|
if (isClient) { |
|
my ($cmd,$udom,$uname,$namespace) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
my $qresult=''; |
|
my $proname=propath($udom,$uname); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File', |
|
"$proname/$namespace.db", |
|
&GDBM_READER(),0640)) { |
|
# Structure of %data: |
|
# $data{$symb}->{$parameter}=$value; |
|
# $data{$symb}->{'v.'.$parameter}=$version; |
|
# since $parameter will be unescaped, we do not |
|
# have to worry about silly parameter names... |
|
my %data = (); |
|
while (my ($key,$value) = each(%hash)) { |
|
my ($v,$symb,$param) = split(/:/,$key); |
|
next if ($v eq 'version' || $symb eq 'keys'); |
|
next if (exists($data{$symb}) && |
|
exists($data{$symb}->{$param}) && |
|
$data{$symb}->{'v.'.$param} > $v); |
|
$data{$symb}->{$param}=$value; |
|
$data{$symb}->{'v.'.$param}=$v; |
|
} |
|
if (untie(%hash)) { |
|
while (my ($symb,$param_hash) = each(%data)) { |
|
while(my ($param,$value) = each (%$param_hash)){ |
|
next if ($param =~ /^v\./); |
|
$qresult.=$symb.':'.$param.'='.$value.'&'; |
|
} |
|
} |
|
chop($qresult); |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting currentdump\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting currentdump\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# ------------------------------------------------------------------------ dump |
|
} elsif ($userinput =~ /^dump/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$regexp) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if (defined($regexp)) { |
|
$regexp=&unescape($regexp); |
|
} else { |
|
$regexp='.'; |
|
} |
|
my $qresult=''; |
|
my $proname=propath($udom,$uname); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
while (my ($key,$value) = each(%hash)) { |
|
if ($regexp eq '.') { |
|
$qresult.=$key.'='.$value.'&'; |
|
} else { |
|
my $unescapeKey = &unescape($key); |
|
if (eval('$unescapeKey=~/$regexp/')) { |
|
$qresult.="$key=$value&"; |
|
} |
|
} |
|
} |
|
if (untie(%hash)) { |
|
chop($qresult); |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting dump\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting dump\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------------- store |
|
} elsif ($userinput =~ /^store/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$rid,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if ($namespace ne 'roles') { |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
print $hfh "P:$now:$rid:$what\n"; |
|
} |
|
} |
|
my @previouskeys=split(/&/,$hash{"keys:$rid"}); |
|
my $key; |
|
$hash{"version:$rid"}++; |
|
my $version=$hash{"version:$rid"}; |
|
my $allkeys=''; |
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
$allkeys.=$key.':'; |
|
$hash{"$version:$rid:$key"}=$value; |
|
} |
|
$hash{"$version:$rid:timestamp"}=$now; |
|
$allkeys.='timestamp'; |
|
$hash{"$version:keys:$rid"}=$allkeys; |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting store\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting store\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# --------------------------------------------------------------------- restore |
|
} elsif ($userinput =~ /^restore/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$rid) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($rid); |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
my $version=$hash{"version:$rid"}; |
|
$qresult.="version=$version&"; |
|
my $scope; |
|
for ($scope=1;$scope<=$version;$scope++) { |
|
my $vkeys=$hash{"$scope:keys:$rid"}; |
|
my @keys=split(/:/,$vkeys); |
|
my $key; |
|
$qresult.="$scope:keys=$vkeys&"; |
|
foreach $key (@keys) { |
|
$qresult.="$scope:$key=".$hash{"$scope:$rid:$key"}."&"; |
|
} |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting restore\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting restore\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- chatsend |
|
} elsif ($userinput =~ /^chatsend/) { |
|
if(isClient) { |
|
my ($cmd,$cdom,$cnum,$newpost)=split(/\:/,$userinput); |
|
&chatadd($cdom,$cnum,$newpost); |
|
print $client "ok\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- chatretr |
|
} elsif ($userinput =~ /^chatretr/) { |
|
if(isClient) { |
|
my |
|
($cmd,$cdom,$cnum,$udom,$uname)=split(/\:/,$userinput); |
|
my $reply=''; |
|
foreach (&getchat($cdom,$cnum,$udom,$uname)) { |
|
$reply.=&escape($_).':'; |
|
} |
|
$reply=~s/\:$//; |
|
print $client $reply."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------- querysend |
|
} elsif ($userinput =~ /^querysend/) { |
|
if (isClient) { |
|
my ($cmd,$query, |
|
$arg1,$arg2,$arg3)=split(/\:/,$userinput); |
|
$query=~s/\n*$//g; |
|
print $client "". |
|
sqlreply("$clientname\&$query". |
|
"\&$arg1"."\&$arg2"."\&$arg3")."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------ queryreply |
|
} elsif ($userinput =~ /^queryreply/) { |
|
if(isClient) { |
|
my ($cmd,$id,$reply)=split(/:/,$userinput); |
|
my $store; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if ($store=IO::File->new(">$execdir/tmp/$id")) { |
|
$reply=~s/\&/\n/g; |
|
print $store $reply; |
|
close $store; |
|
my $store2=IO::File->new(">$execdir/tmp/$id.end"); |
|
print $store2 "done\n"; |
|
close $store2; |
|
print $client "ok\n"; |
|
} |
|
else { |
|
print $client "error: ".($!+0) |
|
." IO::File->new Failed ". |
|
"while attempting queryreply\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- courseidput |
|
} elsif ($userinput =~ /^courseidput/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
$udom=~s/\W//g; |
|
my $proname= |
|
"$perlvar{'lonUsersDir'}/$udom/nohist_courseids"; |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_WRCREAT(),0640)) { |
|
foreach my $pair (@pairs) { |
|
my ($key,$descr,$inst_code)=split(/=/,$pair); |
|
$hash{$key}=$descr.':'.$inst_code.':'.$now; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting courseidput\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting courseidput\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------- courseiddump |
|
} elsif ($userinput =~ /^courseiddump/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$since,$description) |
|
=split(/:/,$userinput); |
|
if (defined($description)) { |
|
$description=&unescape($description); |
|
} else { |
|
$description='.'; |
|
} |
|
unless (defined($since)) { $since=0; } |
|
my $qresult=''; |
|
my $proname= |
|
"$perlvar{'lonUsersDir'}/$udom/nohist_courseids"; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_READER(),0640)) { |
|
while (my ($key,$value) = each(%hash)) { |
|
my ($descr,$lasttime,$inst_code); |
|
if ($value =~ m/^([^\:]*):([^\:]*):(\d+)$/) { |
|
($descr,$inst_code,$lasttime)=($1,$2,$3); |
|
} else { |
|
($descr,$lasttime) = split(/\:/,$value); |
|
} |
|
if ($lasttime<$since) { next; } |
|
if ($description eq '.') { |
|
$qresult.=$key.'='.$descr.':'.$inst_code.'&'; |
|
} else { |
|
my $unescapeVal = &unescape($descr); |
|
if (eval('$unescapeVal=~/\Q$description\E/i')) { |
|
$qresult.=$key.'='.$descr.':'.$inst_code.'&'; |
|
} |
|
} |
|
} |
|
if (untie(%hash)) { |
|
chop($qresult); |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting courseiddump\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting courseiddump\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------------- idput |
|
} elsif ($userinput =~ /^idput/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
$udom=~s/\W//g; |
|
my $proname="$perlvar{'lonUsersDir'}/$udom/ids"; |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_WRCREAT(),0640)) { |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname.hist")) { |
|
print $hfh "P:$now:$what\n"; |
|
} |
|
} |
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
$hash{$key}=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting idput\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting idput\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------------- idget |
|
} elsif ($userinput =~ /^idget/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
$udom=~s/\W//g; |
|
my $proname="$perlvar{'lonUsersDir'}/$udom/ids"; |
|
my @queries=split(/\&/,$what); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_READER(),0640)) { |
|
for (my $i=0;$i<=$#queries;$i++) { |
|
$qresult.="$hash{$queries[$i]}&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting idget\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting idget\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------------- tmpput |
|
} elsif ($userinput =~ /^tmpput/) { |
|
if(isClient) { |
|
my ($cmd,$what)=split(/:/,$userinput); |
|
my $store; |
|
$tmpsnum++; |
|
my $id=$$.'_'.$clientip.'_'.$tmpsnum; |
|
$id=~s/\W/\_/g; |
|
$what=~s/\n//g; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if ($store=IO::File->new(">$execdir/tmp/$id.tmp")) { |
|
print $store $what; |
|
close $store; |
|
print $client "$id\n"; |
|
} |
|
else { |
|
print $client "error: ".($!+0) |
|
."IO::File->new Failed ". |
|
"while attempting tmpput\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
|
|
# ---------------------------------------------------------------------- tmpget |
|
} elsif ($userinput =~ /^tmpget/) { |
|
if(isClient) { |
|
my ($cmd,$id)=split(/:/,$userinput); |
|
chomp($id); |
|
$id=~s/\W/\_/g; |
|
my $store; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if ($store=IO::File->new("$execdir/tmp/$id.tmp")) { |
|
my $reply=<$store>; |
|
print $client "$reply\n"; |
|
close $store; |
|
} |
|
else { |
|
print $client "error: ".($!+0) |
|
."IO::File->new Failed ". |
|
"while attempting tmpget\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------------- tmpdel |
|
} elsif ($userinput =~ /^tmpdel/) { |
|
if(isClient) { |
|
my ($cmd,$id)=split(/:/,$userinput); |
|
chomp($id); |
|
$id=~s/\W/\_/g; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if (unlink("$execdir/tmp/$id.tmp")) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
."Unlink tmp Failed ". |
|
"while attempting tmpdel\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------- portfolio directory list (portls) |
|
} elsif ($userinput =~ /^portls/) { |
|
if(isClient) { |
|
my ($cmd,$uname,$udom)=split(/:/,$userinput); |
|
my $udir=propath($udom,$uname).'/userfiles/portfolio'; |
|
my $dirLine=''; |
|
my $dirContents=''; |
|
if (opendir(LSDIR,$udir.'/')){ |
|
while ($dirLine = readdir(LSDIR)){ |
|
$dirContents = $dirContents.$dirLine.'<br />'; |
|
} |
|
} else { |
|
$dirContents = "No directory found\n"; |
|
} |
|
print $client $dirContents."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# -------------------------------------------------------------------------- ls |
|
} elsif ($userinput =~ /^ls/) { |
|
if(isClient) { |
|
my $obs; |
|
my $rights; |
|
my ($cmd,$ulsdir)=split(/:/,$userinput); |
|
my $ulsout=''; |
|
my $ulsfn; |
|
if (-e $ulsdir) { |
|
if(-d $ulsdir) { |
|
if (opendir(LSDIR,$ulsdir)) { |
|
while ($ulsfn=readdir(LSDIR)) { |
|
undef $obs, $rights; |
|
my @ulsstats=stat($ulsdir.'/'.$ulsfn); |
|
#We do some obsolete checking here |
|
if(-e $ulsdir.'/'.$ulsfn.".meta") { |
|
open(FILE, $ulsdir.'/'.$ulsfn.".meta"); |
|
my @obsolete=<FILE>; |
|
foreach my $obsolete (@obsolete) { |
|
if($obsolete =~ m|(<obsolete>)(on)|) { $obs = 1; } |
|
if($obsolete =~ m|(<copyright>)(default)|) { $rights = 1; } |
|
} |
|
} |
|
$ulsout.=$ulsfn.'&'.join('&',@ulsstats); |
|
if($obs eq '1') { $ulsout.="&1"; } |
|
else { $ulsout.="&0"; } |
|
if($rights eq '1') { $ulsout.="&1:"; } |
|
else { $ulsout.="&0:"; } |
|
} |
|
closedir(LSDIR); |
|
} |
|
} else { |
|
my @ulsstats=stat($ulsdir); |
|
$ulsout.=$ulsfn.'&'.join('&',@ulsstats).':'; |
|
} |
|
} else { |
|
$ulsout='no_such_dir'; |
|
} |
|
if ($ulsout eq '') { $ulsout='empty'; } |
|
print $client "$ulsout\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- setannounce |
|
} elsif ($userinput =~ /^setannounce/) { |
|
if (isClient) { |
|
my ($cmd,$announcement)=split(/:/,$userinput); |
|
chomp($announcement); |
|
$announcement=&unescape($announcement); |
|
if (my $store=IO::File->new('>'.$perlvar{'lonDocRoot'}. |
|
'/announcement.txt')) { |
|
print $store $announcement; |
|
close $store; |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0)."\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------ Hanging up |
|
} elsif (($userinput =~ /^exit/) || |
|
($userinput =~ /^init/)) { # no restrictions. |
|
&logthis( |
|
"Client $clientip ($clientname) hanging up: $userinput"); |
|
print $client "bye\n"; |
|
$client->shutdown(2); # shutdown the socket forcibly. |
|
$client->close(); |
|
return 0; |
|
|
|
# ---------------------------------- set current host/domain |
|
} elsif ($userinput =~ /^sethost:/) { |
|
if (isClient) { |
|
print $client &sethost($userinput)."\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#---------------------------------- request file (?) version. |
|
} elsif ($userinput =~/^version:/) { |
|
if (isClient) { |
|
print $client &version($userinput)."\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#------------------------------- is auto-enrollment enabled? |
|
} elsif ($userinput =~/^autorun:/) { |
|
if (isClient) { |
|
my ($cmd,$cdom) = split(/:/,$userinput); |
|
my $outcome = &localenroll::run($cdom); |
|
print $client "$outcome\n"; |
|
} else { |
|
print $client "0\n"; |
|
} |
|
#------------------------------- get official sections (for auto-enrollment). |
|
} elsif ($userinput =~/^autogetsections:/) { |
|
if (isClient) { |
|
my ($cmd,$coursecode,$cdom)=split(/:/,$userinput); |
|
my @secs = &localenroll::get_sections($coursecode,$cdom); |
|
my $seclist = &escape(join(':',@secs)); |
|
print $client "$seclist\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#----------------------- validate owner of new course section (for auto-enrollment). |
|
} elsif ($userinput =~/^autonewcourse:/) { |
|
if (isClient) { |
|
my ($cmd,$inst_course_id,$owner,$cdom)=split(/:/,$userinput); |
|
my $outcome = &localenroll::new_course($inst_course_id,$owner,$cdom); |
|
print $client "$outcome\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#-------------- validate course section in schedule of classes (for auto-enrollment). |
|
} elsif ($userinput =~/^autovalidatecourse:/) { |
|
if (isClient) { |
|
my ($cmd,$inst_course_id,$cdom)=split(/:/,$userinput); |
|
my $outcome=&localenroll::validate_courseID($inst_course_id,$cdom); |
|
print $client "$outcome\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#--------------------------- create password for new user (for auto-enrollment). |
|
} elsif ($userinput =~/^autocreatepassword:/) { |
|
if (isClient) { |
|
my ($cmd,$authparam,$cdom)=split(/:/,$userinput); |
|
my ($create_passwd,$authchk); |
|
($authparam,$create_passwd,$authchk) = &localenroll::create_password($authparam,$cdom); |
|
print $client &escape($authparam.':'.$create_passwd.':'.$authchk)."\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#--------------------------- read and remove temporary files (for auto-enrollment). |
|
} elsif ($userinput =~/^autoretrieve:/) { |
|
if (isClient) { |
|
my ($cmd,$filename) = split(/:/,$userinput); |
|
my $source = $perlvar{'lonDaemons'}.'/tmp/'.$filename; |
|
if ( (-e $source) && ($filename ne '') ) { |
|
my $reply = ''; |
|
if (open(my $fh,$source)) { |
|
while (<$fh>) { |
|
chomp($_); |
|
$_ =~ s/^\s+//g; |
|
$_ =~ s/\s+$//g; |
|
$reply .= $_; |
|
} |
|
close($fh); |
|
print $client &escape($reply)."\n"; |
|
# unlink($source); |
|
} else { |
|
print $client "error\n"; |
|
} |
|
} else { |
|
print $client "error\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#--------------------- read and retrieve institutional code format (for support form). |
|
} elsif ($userinput =~/^autoinstcodeformat:/) { |
|
if (isClient) { |
|
my $reply; |
|
my($cmd,$cdom,$course) = split(/:/,$userinput); |
|
my @pairs = split/\&/,$course; |
|
my %instcodes = (); |
|
my %codes = (); |
|
my @codetitles = (); |
|
my %cat_titles = (); |
|
my %cat_order = (); |
|
foreach (@pairs) { |
|
my ($key,$value) = split/=/,$_; |
|
$instcodes{&unescape($key)} = &unescape($value); |
|
} |
|
my $formatreply = &localenroll::instcode_format($cdom,\%instcodes,\%codes,\@codetitles,\%cat_titles,\%cat_order); |
|
if ($formatreply eq 'ok') { |
|
my $codes_str = &hash2str(%codes); |
|
my $codetitles_str = &array2str(@codetitles); |
|
my $cat_titles_str = &hash2str(%cat_titles); |
|
my $cat_order_str = &hash2str(%cat_order); |
|
print $client $codes_str.':'.$codetitles_str.':'.$cat_titles_str.':'.$cat_order_str."\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
# ------------------------------------------------------------- unknown command |
|
|
|
} else { |
|
# unknown command |
|
print $client "unknown_cmd\n"; |
|
} |
|
# -------------------------------------------------------------------- complete |
|
Debug("process_request - returning 1"); |
|
return 1; |
|
} |
# |
# |
# Decipher encoded traffic |
# Decipher encoded traffic |
# Parameters: |
# Parameters: |
Line 1070 sub GetRequest {
|
Line 2928 sub GetRequest {
|
# Implicit input: |
# Implicit input: |
# cipher - This global holds the negotiated encryption key. |
# cipher - This global holds the negotiated encryption key. |
# |
# |
sub Decipher { |
sub decipher { |
my ($input) = @_; |
my ($input) = @_; |
my $output = ''; |
my $output = ''; |
|
|
|
|
if($cipher) { |
if($cipher) { |
my($enc, $enclength, $encinput) = split(/:/, $input); |
my($enc, $enclength, $encinput) = split(/:/, $input); |
for(my $encidx = 0; $encidx < length($encinput); $encidx += 16) { |
for(my $encidx = 0; $encidx < length($encinput); $encidx += 16) { |
Line 1114 sub Decipher {
|
Line 2972 sub Decipher {
|
# - On failure, the program will die as it's a bad internal bug to try to |
# - On failure, the program will die as it's a bad internal bug to try to |
# register a duplicate command handler. |
# register a duplicate command handler. |
# |
# |
sub RegisterHandler { |
sub register_handler { |
my ($request_name, |
my ($request_name,$procedure,$must_encode, $client_ok,$manager_ok) = @_; |
$procedure, |
|
$must_encode, |
|
$client_ok, |
|
$manager_ok) = @_; |
|
|
|
# Don't allow duplication# |
# Don't allow duplication# |
|
|
Line 1404 sub checkchildren {
|
Line 3258 sub checkchildren {
|
} |
} |
} |
} |
sleep 5; |
sleep 5; |
$SIG{ALRM} = sub { die "timeout" }; |
$SIG{ALRM} = sub { Debug("timeout"); |
|
die "timeout"; }; |
$SIG{__DIE__} = 'DEFAULT'; |
$SIG{__DIE__} = 'DEFAULT'; |
&status("Checking on the children (waiting for reports)"); |
&status("Checking on the children (waiting for reports)"); |
foreach (sort keys %children) { |
foreach (sort keys %children) { |
Line 1456 sub Debug {
|
Line 3311 sub Debug {
|
# request - Original request from client. |
# request - Original request from client. |
# |
# |
sub Reply { |
sub Reply { |
|
|
my ($fd, $reply, $request) = @_; |
my ($fd, $reply, $request) = @_; |
|
|
print $fd $reply; |
print $fd $reply; |
Debug("Request was $request Reply was $reply"); |
Debug("Request was $request Reply was $reply"); |
|
|
|
$Transactions++; |
|
|
|
|
|
} |
|
|
|
|
|
# |
|
# Sub to report a failure. |
|
# This function: |
|
# - Increments the failure statistic counters. |
|
# - Invokes Reply to send the error message to the client. |
|
# Parameters: |
|
# fd - File descriptor open on the client |
|
# reply - Reply text to emit. |
|
# request - The original request message (used by Reply |
|
# to debug if that's enabled. |
|
# Implicit outputs: |
|
# $Failures- The number of failures is incremented. |
|
# Reply (invoked here) sends a message to the |
|
# client: |
|
# |
|
sub Failure { |
|
my $fd = shift; |
|
my $reply = shift; |
|
my $request = shift; |
|
|
|
$Failures++; |
|
Reply($fd, $reply, $request); # That's simple eh? |
} |
} |
# ------------------------------------------------------------------ Log status |
# ------------------------------------------------------------------ Log status |
|
|
Line 1874 sub make_new_child {
|
Line 3755 sub make_new_child {
|
&logthis("<font color='green'>Established connection: $clientname</font>"); |
&logthis("<font color='green'>Established connection: $clientname</font>"); |
&status('Will listen to '.$clientname); |
&status('Will listen to '.$clientname); |
# ------------------------------------------------------------ Process requests |
# ------------------------------------------------------------ Process requests |
while (my $userinput=<$client>) { |
my $keep_going = 1; |
chomp($userinput); |
my $user_input; |
Debug("Request = $userinput\n"); |
while(($user_input = get_request) && $keep_going) { |
&status('Processing '.$clientname.': '.$userinput); |
alarm(120); |
my $wasenc=0; |
Debug("Main: Got $user_input\n"); |
alarm(120); |
$keep_going = &process_request($user_input); |
# ------------------------------------------------------------ See if encrypted |
|
if ($userinput =~ /^enc/) { |
|
if ($cipher) { |
|
my ($cmd,$cmdlength,$encinput)=split(/:/,$userinput); |
|
$userinput=''; |
|
for (my $encidx=0;$encidx<length($encinput);$encidx+=16) { |
|
$userinput.= |
|
$cipher->decrypt( |
|
pack("H16",substr($encinput,$encidx,16)) |
|
); |
|
} |
|
$userinput=substr($userinput,0,$cmdlength); |
|
$wasenc=1; |
|
} |
|
} |
|
|
|
# ------------------------------------------------------------- Normal commands |
|
# ------------------------------------------------------------------------ ping |
|
if ($userinput =~ /^ping/) { # client only |
|
if(isClient) { |
|
print $client "$currenthostid\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# ------------------------------------------------------------------------ pong |
|
}elsif ($userinput =~ /^pong/) { # client only |
|
if(isClient) { |
|
my $reply=&reply("ping",$clientname); |
|
print $client "$currenthostid:$reply\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# ------------------------------------------------------------------------ ekey |
|
} elsif ($userinput =~ /^ekey/) { # ok for both clients & mgrs |
|
my $buildkey=time.$$.int(rand 100000); |
|
$buildkey=~tr/1-6/A-F/; |
|
$buildkey=int(rand 100000).$buildkey.int(rand 100000); |
|
my $key=$currenthostid.$clientname; |
|
$key=~tr/a-z/A-Z/; |
|
$key=~tr/G-P/0-9/; |
|
$key=~tr/Q-Z/0-9/; |
|
$key=$key.$buildkey.$key.$buildkey.$key.$buildkey; |
|
$key=substr($key,0,32); |
|
my $cipherkey=pack("H32",$key); |
|
$cipher=new IDEA $cipherkey; |
|
print $client "$buildkey\n"; |
|
# ------------------------------------------------------------------------ load |
|
} elsif ($userinput =~ /^load/) { # client only |
|
if (isClient) { |
|
my $loadavg; |
|
{ |
|
my $loadfile=IO::File->new('/proc/loadavg'); |
|
$loadavg=<$loadfile>; |
|
} |
|
$loadavg =~ s/\s.*//g; |
|
my $loadpercent=100*$loadavg/$perlvar{'lonLoadLim'}; |
|
print $client "$loadpercent\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- userload |
|
} elsif ($userinput =~ /^userload/) { # client only |
|
if(isClient) { |
|
my $userloadpercent=&userload(); |
|
print $client "$userloadpercent\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# |
|
# Transactions requiring encryption: |
|
# |
|
# ----------------------------------------------------------------- currentauth |
|
} elsif ($userinput =~ /^currentauth/) { |
|
if (($wasenc==1) && isClient) { # Encoded & client only. |
|
my ($cmd,$udom,$uname)=split(/:/,$userinput); |
|
my $result = GetAuthType($udom, $uname); |
|
if($result eq "nouser") { |
|
print $client "unknown_user\n"; |
|
} |
|
else { |
|
print $client "$result\n" |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
#--------------------------------------------------------------------- pushfile |
|
} elsif($userinput =~ /^pushfile/) { # encoded & manager. |
|
if(($wasenc == 1) && isManager) { |
|
my $cert = GetCertificate($userinput); |
|
if(ValidManager($cert)) { |
|
my $reply = PushFile($userinput); |
|
print $client "$reply\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
#--------------------------------------------------------------------- reinit |
|
} elsif($userinput =~ /^reinit/) { # Encoded and manager |
|
if (($wasenc == 1) && isManager) { |
|
my $cert = GetCertificate($userinput); |
|
if(ValidManager($cert)) { |
|
chomp($userinput); |
|
my $reply = ReinitProcess($userinput); |
|
print $client "$reply\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
#------------------------------------------------------------------------- edit |
|
} elsif ($userinput =~ /^edit/) { # encoded and manager: |
|
if(($wasenc ==1) && (isManager)) { |
|
my $cert = GetCertificate($userinput); |
|
if(ValidManager($cert)) { |
|
my($command, $filetype, $script) = split(/:/, $userinput); |
|
if (($filetype eq "hosts") || ($filetype eq "domain")) { |
|
if($script ne "") { |
|
Reply($client, EditFile($userinput)); |
|
} else { |
|
Reply($client,"refused\n",$userinput); |
|
} |
|
} else { |
|
Reply($client,"refused\n",$userinput); |
|
} |
|
} else { |
|
Reply($client,"refused\n",$userinput); |
|
} |
|
} else { |
|
Reply($client,"refused\n",$userinput); |
|
} |
|
# ------------------------------------------------------------------------ auth |
|
} elsif ($userinput =~ /^auth/) { # Encoded and client only. |
|
if (($wasenc==1) && isClient) { |
|
my ($cmd,$udom,$uname,$upass)=split(/:/,$userinput); |
|
chomp($upass); |
|
$upass=unescape($upass); |
|
my $proname=propath($udom,$uname); |
|
my $passfilename="$proname/passwd"; |
|
if (-e $passfilename) { |
|
my $pf = IO::File->new($passfilename); |
|
my $realpasswd=<$pf>; |
|
chomp($realpasswd); |
|
my ($howpwd,$contentpwd)=split(/:/,$realpasswd); |
|
my $pwdcorrect=0; |
|
if ($howpwd eq 'internal') { |
|
&Debug("Internal auth"); |
|
$pwdcorrect= |
|
(crypt($upass,$contentpwd) eq $contentpwd); |
|
} elsif ($howpwd eq 'unix') { |
|
&Debug("Unix auth"); |
|
if((getpwnam($uname))[1] eq "") { #no such user! |
|
$pwdcorrect = 0; |
|
} else { |
|
$contentpwd=(getpwnam($uname))[1]; |
|
my $pwauth_path="/usr/local/sbin/pwauth"; |
|
unless ($contentpwd eq 'x') { |
|
$pwdcorrect= |
|
(crypt($upass,$contentpwd) eq |
|
$contentpwd); |
|
} |
|
|
|
elsif (-e $pwauth_path) { |
|
open PWAUTH, "|$pwauth_path" or |
|
die "Cannot invoke authentication"; |
|
print PWAUTH "$uname\n$upass\n"; |
|
close PWAUTH; |
|
$pwdcorrect=!$?; |
|
} |
|
} |
|
} elsif ($howpwd eq 'krb4') { |
|
my $null=pack("C",0); |
|
unless ($upass=~/$null/) { |
|
my $krb4_error = &Authen::Krb4::get_pw_in_tkt |
|
($uname,"",$contentpwd,'krbtgt', |
|
$contentpwd,1,$upass); |
|
if (!$krb4_error) { |
|
$pwdcorrect = 1; |
|
} else { |
|
$pwdcorrect=0; |
|
# log error if it is not a bad password |
|
if ($krb4_error != 62) { |
|
&logthis('krb4:'.$uname.','. |
|
&Authen::Krb4::get_err_txt($Authen::Krb4::error)); |
|
} |
|
} |
|
} |
|
} elsif ($howpwd eq 'krb5') { |
|
my $null=pack("C",0); |
|
unless ($upass=~/$null/) { |
|
my $krbclient=&Authen::Krb5::parse_name($uname.'@'.$contentpwd); |
|
my $krbservice="krbtgt/".$contentpwd."\@".$contentpwd; |
|
my $krbserver=&Authen::Krb5::parse_name($krbservice); |
|
my $credentials=&Authen::Krb5::cc_default(); |
|
$credentials->initialize($krbclient); |
|
my $krbreturn = |
|
&Authen::Krb5::get_in_tkt_with_password( |
|
$krbclient,$krbserver,$upass,$credentials); |
|
# unless ($krbreturn) { |
|
# &logthis("Krb5 Error: ". |
|
# &Authen::Krb5::error()); |
|
# } |
|
$pwdcorrect = ($krbreturn == 1); |
|
} else { $pwdcorrect=0; } |
|
} elsif ($howpwd eq 'localauth') { |
|
$pwdcorrect=&localauth::localauth($uname,$upass, |
|
$contentpwd); |
|
} |
|
if ($pwdcorrect) { |
|
print $client "authorized\n"; |
|
} else { |
|
print $client "non_authorized\n"; |
|
} |
|
} else { |
|
print $client "unknown_user\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------------- passwd |
|
} elsif ($userinput =~ /^passwd/) { # encoded and client |
|
if (($wasenc==1) && isClient) { |
|
my |
|
($cmd,$udom,$uname,$upass,$npass)=split(/:/,$userinput); |
|
chomp($npass); |
|
$upass=&unescape($upass); |
|
$npass=&unescape($npass); |
|
&Debug("Trying to change password for $uname"); |
|
my $proname=propath($udom,$uname); |
|
my $passfilename="$proname/passwd"; |
|
if (-e $passfilename) { |
|
my $realpasswd; |
|
{ my $pf = IO::File->new($passfilename); |
|
$realpasswd=<$pf>; } |
|
chomp($realpasswd); |
|
my ($howpwd,$contentpwd)=split(/:/,$realpasswd); |
|
if ($howpwd eq 'internal') { |
|
&Debug("internal auth"); |
|
if (crypt($upass,$contentpwd) eq $contentpwd) { |
|
my $salt=time; |
|
$salt=substr($salt,6,2); |
|
my $ncpass=crypt($npass,$salt); |
|
{ |
|
my $pf; |
|
if ($pf = IO::File->new(">$passfilename")) { |
|
print $pf "internal:$ncpass\n"; |
|
&logthis("Result of password change for $uname: pwchange_success"); |
|
print $client "ok\n"; |
|
} else { |
|
&logthis("Unable to open $uname passwd to change password"); |
|
print $client "non_authorized\n"; |
|
} |
|
} |
|
|
|
} else { |
|
print $client "non_authorized\n"; |
|
} |
|
} elsif ($howpwd eq 'unix') { |
|
# Unix means we have to access /etc/password |
|
# one way or another. |
|
# First: Make sure the current password is |
|
# correct |
|
&Debug("auth is unix"); |
|
$contentpwd=(getpwnam($uname))[1]; |
|
my $pwdcorrect = "0"; |
|
my $pwauth_path="/usr/local/sbin/pwauth"; |
|
unless ($contentpwd eq 'x') { |
|
$pwdcorrect= |
|
(crypt($upass,$contentpwd) eq $contentpwd); |
|
} elsif (-e $pwauth_path) { |
|
open PWAUTH, "|$pwauth_path" or |
|
die "Cannot invoke authentication"; |
|
print PWAUTH "$uname\n$upass\n"; |
|
close PWAUTH; |
|
&Debug("exited pwauth with $? ($uname,$upass) "); |
|
$pwdcorrect=($? == 0); |
|
} |
|
if ($pwdcorrect) { |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
&Debug("Opening lcpasswd pipeline"); |
|
my $pf = IO::File->new("|$execdir/lcpasswd > $perlvar{'lonDaemons'}/logs/lcpasswd.log"); |
|
print $pf "$uname\n$npass\n$npass\n"; |
|
close $pf; |
|
my $err = $?; |
|
my $result = ($err>0 ? 'pwchange_failure' |
|
: 'ok'); |
|
&logthis("Result of password change for $uname: ". |
|
&lcpasswdstrerror($?)); |
|
print $client "$result\n"; |
|
} else { |
|
print $client "non_authorized\n"; |
|
} |
|
} else { |
|
print $client "auth_mode_error\n"; |
|
} |
|
} else { |
|
print $client "unknown_user\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- makeuser |
|
} elsif ($userinput =~ /^makeuser/) { # encoded and client. |
|
&Debug("Make user received"); |
|
my $oldumask=umask(0077); |
|
if (($wasenc==1) && isClient) { |
|
my |
|
($cmd,$udom,$uname,$umode,$npass)=split(/:/,$userinput); |
|
&Debug("cmd =".$cmd." $udom =".$udom. |
|
" uname=".$uname); |
|
chomp($npass); |
|
$npass=&unescape($npass); |
|
my $proname=propath($udom,$uname); |
|
my $passfilename="$proname/passwd"; |
|
&Debug("Password file created will be:". |
|
$passfilename); |
|
if (-e $passfilename) { |
|
print $client "already_exists\n"; |
|
} elsif ($udom ne $currentdomainid) { |
|
print $client "not_right_domain\n"; |
|
} else { |
|
my @fpparts=split(/\//,$proname); |
|
my $fpnow=$fpparts[0].'/'.$fpparts[1].'/'.$fpparts[2]; |
|
my $fperror=''; |
|
for (my $i=3;$i<=$#fpparts;$i++) { |
|
$fpnow.='/'.$fpparts[$i]; |
|
unless (-e $fpnow) { |
|
unless (mkdir($fpnow,0777)) { |
|
$fperror="error: ".($!+0) |
|
." mkdir failed while attempting " |
|
."makeuser"; |
|
} |
|
} |
|
} |
|
unless ($fperror) { |
|
my $result=&make_passwd_file($uname, $umode,$npass, |
|
$passfilename); |
|
print $client $result; |
|
} else { |
|
print $client "$fperror\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
umask($oldumask); |
|
# -------------------------------------------------------------- changeuserauth |
|
} elsif ($userinput =~ /^changeuserauth/) { # encoded & client |
|
&Debug("Changing authorization"); |
|
if (($wasenc==1) && isClient) { |
|
my |
|
($cmd,$udom,$uname,$umode,$npass)=split(/:/,$userinput); |
|
chomp($npass); |
|
&Debug("cmd = ".$cmd." domain= ".$udom. |
|
"uname =".$uname." umode= ".$umode); |
|
$npass=&unescape($npass); |
|
my $proname=&propath($udom,$uname); |
|
my $passfilename="$proname/passwd"; |
|
if ($udom ne $currentdomainid) { |
|
print $client "not_right_domain\n"; |
|
} else { |
|
my $result=&make_passwd_file($uname, $umode,$npass, |
|
$passfilename); |
|
print $client $result; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------ home |
|
} elsif ($userinput =~ /^home/) { # client clear or encoded |
|
if(isClient) { |
|
my ($cmd,$udom,$uname)=split(/:/,$userinput); |
|
chomp($uname); |
|
my $proname=propath($udom,$uname); |
|
if (-e $proname) { |
|
print $client "found\n"; |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------------- update |
|
} elsif ($userinput =~ /^update/) { # client clear or encoded. |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
my $ownership=ishome($fname); |
|
if ($ownership eq 'not_owner') { |
|
if (-e $fname) { |
|
my ($dev,$ino,$mode,$nlink, |
|
$uid,$gid,$rdev,$size, |
|
$atime,$mtime,$ctime, |
|
$blksize,$blocks)=stat($fname); |
|
my $now=time; |
|
my $since=$now-$atime; |
|
if ($since>$perlvar{'lonExpire'}) { |
|
my $reply= |
|
&reply("unsub:$fname","$clientname"); |
|
unlink("$fname"); |
|
} else { |
|
my $transname="$fname.in.transfer"; |
|
my $remoteurl= |
|
&reply("sub:$fname","$clientname"); |
|
my $response; |
|
{ |
|
my $ua=new LWP::UserAgent; |
|
my $request=new HTTP::Request('GET',"$remoteurl"); |
|
$response=$ua->request($request,$transname); |
|
} |
|
if ($response->is_error()) { |
|
unlink($transname); |
|
my $message=$response->status_line; |
|
&logthis( |
|
"LWP GET: $message for $fname ($remoteurl)"); |
|
} else { |
|
if ($remoteurl!~/\.meta$/) { |
|
my $ua=new LWP::UserAgent; |
|
my $mrequest= |
|
new HTTP::Request('GET',$remoteurl.'.meta'); |
|
my $mresponse= |
|
$ua->request($mrequest,$fname.'.meta'); |
|
if ($mresponse->is_error()) { |
|
unlink($fname.'.meta'); |
|
} |
|
} |
|
rename($transname,$fname); |
|
} |
|
} |
|
print $client "ok\n"; |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
print $client "rejected\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------- fetch a user file from a remote server |
|
} elsif ($userinput =~ /^fetchuserfile/) { # Client clear or enc. |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
|
my $udir=propath($udom,$uname).'/userfiles'; |
|
unless (-e $udir) { mkdir($udir,0770); } |
|
if (-e $udir) { |
|
$ufile=~s/^[\.\~]+//; |
|
my $path = $udir; |
|
if ($ufile =~m|(.+)/([^/]+)$|) { |
|
my @parts=split('/',$1); |
|
foreach my $part (@parts) { |
|
$path .= '/'.$part; |
|
if ((-e $path)!=1) { |
|
mkdir($path,0770); |
|
} |
|
} |
|
} |
|
my $destname=$udir.'/'.$ufile; |
|
my $transname=$udir.'/'.$ufile.'.in.transit'; |
|
my $remoteurl='http://'.$clientip.'/userfiles/'.$fname; |
|
my $response; |
|
{ |
|
my $ua=new LWP::UserAgent; |
|
my $request=new HTTP::Request('GET',"$remoteurl"); |
|
$response=$ua->request($request,$transname); |
|
} |
|
if ($response->is_error()) { |
|
unlink($transname); |
|
my $message=$response->status_line; |
|
&logthis("LWP GET: $message for $fname ($remoteurl)"); |
|
print $client "failed\n"; |
|
} else { |
|
if (!rename($transname,$destname)) { |
|
&logthis("Unable to move $transname to $destname"); |
|
unlink($transname); |
|
print $client "failed\n"; |
|
} else { |
|
print $client "ok\n"; |
|
} |
|
} |
|
} else { |
|
print $client "not_home\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# --------------------------------------------------------- remove a user file |
|
} elsif ($userinput =~ /^removeuserfile/) { # Client clear or enc. |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
my ($udom,$uname,$ufile) = ($fname =~ m|^([^/]+)/([^/]+)/(.+)$|); |
|
&logthis("$udom - $uname - $ufile"); |
|
if ($ufile =~m|/\.\./|) { |
|
# any files paths with /../ in them refuse |
|
# to deal with |
|
print $client "refused\n"; |
|
} else { |
|
my $udir=propath($udom,$uname); |
|
if (-e $udir) { |
|
my $file=$udir.'/userfiles/'.$ufile; |
|
if (-e $file) { |
|
unlink($file); |
|
if (-e $file) { |
|
print $client "failed\n"; |
|
} else { |
|
print $client "ok\n"; |
|
} |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
print $client "not_home\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# ------------------------------------------ authenticate access to a user file |
|
} elsif ($userinput =~ /^tokenauthuserfile/) { # Client only |
|
if(isClient) { |
|
my ($cmd,$fname,$session)=split(/:/,$userinput); |
|
chomp($session); |
|
my $reply='non_auth'; |
|
if (open(ENVIN,$perlvar{'lonIDsDir'}.'/'. |
|
$session.'.id')) { |
|
while (my $line=<ENVIN>) { |
|
if ($line=~ m|userfile\.\Q$fname\E\=|) { $reply='ok'; } |
|
} |
|
close(ENVIN); |
|
print $client $reply."\n"; |
|
} else { |
|
print $client "invalid_token\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- unsubscribe |
|
} elsif ($userinput =~ /^unsub/) { |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
if (-e $fname) { |
|
print $client &unsub($fname,$clientip); |
|
} else { |
|
print $client "not_found\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------- subscribe |
|
} elsif ($userinput =~ /^sub/) { |
|
if(isClient) { |
|
print $client &subscribe($userinput,$clientip); |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------- current version |
|
} elsif ($userinput =~ /^currentversion/) { |
|
if(isClient) { |
|
my ($cmd,$fname)=split(/:/,$userinput); |
|
print $client ¤tversion($fname)."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- log |
|
} elsif ($userinput =~ /^log/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/activity.log")) { |
|
print $hfh "$now:$clientname:$what\n"; |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." IO::File->new Failed " |
|
."while attempting log\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- put |
|
} elsif ($userinput =~ /^put/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput,5); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if ($namespace ne 'roles') { |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File', |
|
"$proname/$namespace.db", |
|
&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "P:$now:$what\n"; } |
|
} |
|
|
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
$hash{$key}=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) failed ". |
|
"while attempting put\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!) |
|
." tie(GDBM) Failed ". |
|
"while attempting put\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------- inc |
|
} elsif ($userinput =~ /^inc:/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if ($namespace ne 'roles') { |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File', |
|
"$proname/$namespace.db", |
|
&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "P:$now:$what\n"; } |
|
} |
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
# We could check that we have a number... |
|
if (! defined($value) || $value eq '') { |
|
$value = 1; |
|
} |
|
$hash{$key}+=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) failed ". |
|
"while attempting inc\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!) |
|
." tie(GDBM) Failed ". |
|
"while attempting inc\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- rolesput |
|
} elsif ($userinput =~ /^rolesput/) { |
|
if(isClient) { |
|
&Debug("rolesput"); |
|
if ($wasenc==1) { |
|
my ($cmd,$exedom,$exeuser,$udom,$uname,$what) |
|
=split(/:/,$userinput); |
|
&Debug("cmd = ".$cmd." exedom= ".$exedom. |
|
"user = ".$exeuser." udom=".$udom. |
|
"what = ".$what); |
|
my $namespace='roles'; |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
print $hfh "P:$now:$exedom:$exeuser:$what\n"; |
|
} |
|
} |
|
|
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
&ManagePermissions($key, $udom, $uname, |
|
&GetAuthType( $udom, |
|
$uname)); |
|
$hash{$key}=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting rolesput\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting rolesput\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- rolesdel |
|
} elsif ($userinput =~ /^rolesdel/) { |
|
if(isClient) { |
|
&Debug("rolesdel"); |
|
if ($wasenc==1) { |
|
my ($cmd,$exedom,$exeuser,$udom,$uname,$what) |
|
=split(/:/,$userinput); |
|
&Debug("cmd = ".$cmd." exedom= ".$exedom. |
|
"user = ".$exeuser." udom=".$udom. |
|
"what = ".$what); |
|
my $namespace='roles'; |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @rolekeys=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
print $hfh "D:$now:$exedom:$exeuser:$what\n"; |
|
} |
|
} |
|
foreach my $key (@rolekeys) { |
|
delete $hash{$key}; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting rolesdel\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting rolesdel\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- get |
|
} elsif ($userinput =~ /^get/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($what); |
|
my @queries=split(/\&/,$what); |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
for (my $i=0;$i<=$#queries;$i++) { |
|
$qresult.="$hash{$queries[$i]}&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting get\n"; |
|
} |
|
} else { |
|
if ($!+0 == 2) { |
|
print $client "error:No such file or ". |
|
"GDBM reported bad block error\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting get\n"; |
|
} |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------ eget |
|
} elsif ($userinput =~ /^eget/) { |
|
if (isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($what); |
|
my @queries=split(/\&/,$what); |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
for (my $i=0;$i<=$#queries;$i++) { |
|
$qresult.="$hash{$queries[$i]}&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
if ($cipher) { |
|
my $cmdlength=length($qresult); |
|
$qresult.=" "; |
|
my $encqresult=''; |
|
for |
|
(my $encidx=0;$encidx<=$cmdlength;$encidx+=8) { |
|
$encqresult.= |
|
unpack("H16", |
|
$cipher->encrypt(substr($qresult,$encidx,8))); |
|
} |
|
print $client "enc:$cmdlength:$encqresult\n"; |
|
} else { |
|
print $client "error:no_key\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting eget\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting eget\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------- del |
|
} elsif ($userinput =~ /^del/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @keys=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { print $hfh "D:$now:$what\n"; } |
|
} |
|
foreach my $key (@keys) { |
|
delete($hash{$key}); |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting del\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting del\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------------ keys |
|
} elsif ($userinput =~ /^keys/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
foreach my $key (keys %hash) { |
|
$qresult.="$key&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting keys\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting keys\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- dumpcurrent |
|
} elsif ($userinput =~ /^currentdump/) { |
|
if (isClient) { |
|
my ($cmd,$udom,$uname,$namespace) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
my $qresult=''; |
|
my $proname=propath($udom,$uname); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File', |
|
"$proname/$namespace.db", |
|
&GDBM_READER(),0640)) { |
|
# Structure of %data: |
|
# $data{$symb}->{$parameter}=$value; |
|
# $data{$symb}->{'v.'.$parameter}=$version; |
|
# since $parameter will be unescaped, we do not |
|
# have to worry about silly parameter names... |
|
my %data = (); |
|
while (my ($key,$value) = each(%hash)) { |
|
my ($v,$symb,$param) = split(/:/,$key); |
|
next if ($v eq 'version' || $symb eq 'keys'); |
|
next if (exists($data{$symb}) && |
|
exists($data{$symb}->{$param}) && |
|
$data{$symb}->{'v.'.$param} > $v); |
|
$data{$symb}->{$param}=$value; |
|
$data{$symb}->{'v.'.$param}=$v; |
|
} |
|
if (untie(%hash)) { |
|
while (my ($symb,$param_hash) = each(%data)) { |
|
while(my ($param,$value) = each (%$param_hash)){ |
|
next if ($param =~ /^v\./); |
|
$qresult.=$symb.':'.$param.'='.$value.'&'; |
|
} |
|
} |
|
chop($qresult); |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting currentdump\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting currentdump\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# ------------------------------------------------------------------------ dump |
|
} elsif ($userinput =~ /^dump/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$regexp) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if (defined($regexp)) { |
|
$regexp=&unescape($regexp); |
|
} else { |
|
$regexp='.'; |
|
} |
|
my $qresult=''; |
|
my $proname=propath($udom,$uname); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
while (my ($key,$value) = each(%hash)) { |
|
if ($regexp eq '.') { |
|
$qresult.=$key.'='.$value.'&'; |
|
} else { |
|
my $unescapeKey = &unescape($key); |
|
if (eval('$unescapeKey=~/$regexp/')) { |
|
$qresult.="$key=$value&"; |
|
} |
|
} |
|
} |
|
if (untie(%hash)) { |
|
chop($qresult); |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting dump\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting dump\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------------- store |
|
} elsif ($userinput =~ /^store/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$rid,$what) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
if ($namespace ne 'roles') { |
|
chomp($what); |
|
my $proname=propath($udom,$uname); |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_WRCREAT(),0640)) { |
|
unless ($namespace=~/^nohist\_/) { |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname/$namespace.hist")) { |
|
print $hfh "P:$now:$rid:$what\n"; |
|
} |
|
} |
|
my @previouskeys=split(/&/,$hash{"keys:$rid"}); |
|
my $key; |
|
$hash{"version:$rid"}++; |
|
my $version=$hash{"version:$rid"}; |
|
my $allkeys=''; |
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
$allkeys.=$key.':'; |
|
$hash{"$version:$rid:$key"}=$value; |
|
} |
|
$hash{"$version:$rid:timestamp"}=$now; |
|
$allkeys.='timestamp'; |
|
$hash{"$version:keys:$rid"}=$allkeys; |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting store\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting store\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# --------------------------------------------------------------------- restore |
|
} elsif ($userinput =~ /^restore/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$uname,$namespace,$rid) |
|
=split(/:/,$userinput); |
|
$namespace=~s/\//\_/g; |
|
$namespace=~s/\W//g; |
|
chomp($rid); |
|
my $proname=propath($udom,$uname); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname/$namespace.db",&GDBM_READER(),0640)) { |
|
my $version=$hash{"version:$rid"}; |
|
$qresult.="version=$version&"; |
|
my $scope; |
|
for ($scope=1;$scope<=$version;$scope++) { |
|
my $vkeys=$hash{"$scope:keys:$rid"}; |
|
my @keys=split(/:/,$vkeys); |
|
my $key; |
|
$qresult.="$scope:keys=$vkeys&"; |
|
foreach $key (@keys) { |
|
$qresult.="$scope:$key=".$hash{"$scope:$rid:$key"}."&"; |
|
} |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting restore\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting restore\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- chatsend |
|
} elsif ($userinput =~ /^chatsend/) { |
|
if(isClient) { |
|
my ($cmd,$cdom,$cnum,$newpost)=split(/\:/,$userinput); |
|
&chatadd($cdom,$cnum,$newpost); |
|
print $client "ok\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# -------------------------------------------------------------------- chatretr |
|
} elsif ($userinput =~ /^chatretr/) { |
|
if(isClient) { |
|
my |
|
($cmd,$cdom,$cnum,$udom,$uname)=split(/\:/,$userinput); |
|
my $reply=''; |
|
foreach (&getchat($cdom,$cnum,$udom,$uname)) { |
|
$reply.=&escape($_).':'; |
|
} |
|
$reply=~s/\:$//; |
|
print $client $reply."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------- querysend |
|
} elsif ($userinput =~ /^querysend/) { |
|
if (isClient) { |
|
my ($cmd,$query, |
|
$arg1,$arg2,$arg3)=split(/\:/,$userinput); |
|
$query=~s/\n*$//g; |
|
print $client "". |
|
sqlreply("$clientname\&$query". |
|
"\&$arg1"."\&$arg2"."\&$arg3")."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------ queryreply |
|
} elsif ($userinput =~ /^queryreply/) { |
|
if(isClient) { |
|
my ($cmd,$id,$reply)=split(/:/,$userinput); |
|
my $store; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if ($store=IO::File->new(">$execdir/tmp/$id")) { |
|
$reply=~s/\&/\n/g; |
|
print $store $reply; |
|
close $store; |
|
my $store2=IO::File->new(">$execdir/tmp/$id.end"); |
|
print $store2 "done\n"; |
|
close $store2; |
|
print $client "ok\n"; |
|
} |
|
else { |
|
print $client "error: ".($!+0) |
|
." IO::File->new Failed ". |
|
"while attempting queryreply\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- courseidput |
|
} elsif ($userinput =~ /^courseidput/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
$udom=~s/\W//g; |
|
my $proname= |
|
"$perlvar{'lonUsersDir'}/$udom/nohist_courseids"; |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_WRCREAT(),0640)) { |
|
foreach my $pair (@pairs) { |
|
my ($key,$descr,$inst_code)=split(/=/,$pair); |
|
$hash{$key}=$descr.':'.$inst_code.':'.$now; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting courseidput\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting courseidput\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------- courseiddump |
|
} elsif ($userinput =~ /^courseiddump/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$since,$description) |
|
=split(/:/,$userinput); |
|
if (defined($description)) { |
|
$description=&unescape($description); |
|
} else { |
|
$description='.'; |
|
} |
|
unless (defined($since)) { $since=0; } |
|
my $qresult=''; |
|
my $proname= |
|
"$perlvar{'lonUsersDir'}/$udom/nohist_courseids"; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_READER(),0640)) { |
|
while (my ($key,$value) = each(%hash)) { |
|
my ($descr,$lasttime,$inst_code); |
|
if ($value =~ m/^([^\:]*):([^\:]*):(\d+)$/) { |
|
($descr,$inst_code,$lasttime)=($1,$2,$3); |
|
} else { |
|
($descr,$lasttime) = split(/\:/,$value); |
|
} |
|
if ($lasttime<$since) { next; } |
|
if ($description eq '.') { |
|
$qresult.=$key.'='.$descr.':'.$inst_code.'&'; |
|
} else { |
|
my $unescapeVal = &unescape($descr); |
|
if (eval('$unescapeVal=~/\Q$description\E/i')) { |
|
$qresult.=$key.'='.$descr.':'.$inst_code.'&'; |
|
} |
|
} |
|
} |
|
if (untie(%hash)) { |
|
chop($qresult); |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting courseiddump\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting courseiddump\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------------- idput |
|
} elsif ($userinput =~ /^idput/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
$udom=~s/\W//g; |
|
my $proname="$perlvar{'lonUsersDir'}/$udom/ids"; |
|
my $now=time; |
|
my @pairs=split(/\&/,$what); |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_WRCREAT(),0640)) { |
|
{ |
|
my $hfh; |
|
if ($hfh=IO::File->new(">>$proname.hist")) { |
|
print $hfh "P:$now:$what\n"; |
|
} |
|
} |
|
foreach my $pair (@pairs) { |
|
my ($key,$value)=split(/=/,$pair); |
|
$hash{$key}=$value; |
|
} |
|
if (untie(%hash)) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting idput\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting idput\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------------- idget |
|
} elsif ($userinput =~ /^idget/) { |
|
if(isClient) { |
|
my ($cmd,$udom,$what)=split(/:/,$userinput); |
|
chomp($what); |
|
$udom=~s/\W//g; |
|
my $proname="$perlvar{'lonUsersDir'}/$udom/ids"; |
|
my @queries=split(/\&/,$what); |
|
my $qresult=''; |
|
my %hash; |
|
if (tie(%hash,'GDBM_File',"$proname.db",&GDBM_READER(),0640)) { |
|
for (my $i=0;$i<=$#queries;$i++) { |
|
$qresult.="$hash{$queries[$i]}&"; |
|
} |
|
if (untie(%hash)) { |
|
$qresult=~s/\&$//; |
|
print $client "$qresult\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
." untie(GDBM) Failed ". |
|
"while attempting idget\n"; |
|
} |
|
} else { |
|
print $client "error: ".($!+0) |
|
." tie(GDBM) Failed ". |
|
"while attempting idget\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------------- tmpput |
|
} elsif ($userinput =~ /^tmpput/) { |
|
if(isClient) { |
|
my ($cmd,$what)=split(/:/,$userinput); |
|
my $store; |
|
$tmpsnum++; |
|
my $id=$$.'_'.$clientip.'_'.$tmpsnum; |
|
$id=~s/\W/\_/g; |
|
$what=~s/\n//g; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if ($store=IO::File->new(">$execdir/tmp/$id.tmp")) { |
|
print $store $what; |
|
close $store; |
|
print $client "$id\n"; |
|
} |
|
else { |
|
print $client "error: ".($!+0) |
|
."IO::File->new Failed ". |
|
"while attempting tmpput\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
|
|
# ---------------------------------------------------------------------- tmpget |
|
} elsif ($userinput =~ /^tmpget/) { |
|
if(isClient) { |
|
my ($cmd,$id)=split(/:/,$userinput); |
|
chomp($id); |
|
$id=~s/\W/\_/g; |
|
my $store; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if ($store=IO::File->new("$execdir/tmp/$id.tmp")) { |
|
my $reply=<$store>; |
|
print $client "$reply\n"; |
|
close $store; |
|
} |
|
else { |
|
print $client "error: ".($!+0) |
|
."IO::File->new Failed ". |
|
"while attempting tmpget\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ---------------------------------------------------------------------- tmpdel |
|
} elsif ($userinput =~ /^tmpdel/) { |
|
if(isClient) { |
|
my ($cmd,$id)=split(/:/,$userinput); |
|
chomp($id); |
|
$id=~s/\W/\_/g; |
|
my $execdir=$perlvar{'lonDaemons'}; |
|
if (unlink("$execdir/tmp/$id.tmp")) { |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0) |
|
."Unlink tmp Failed ". |
|
"while attempting tmpdel\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------- portfolio directory list (portls) |
|
} elsif ($userinput =~ /^portls/) { |
|
if(isClient) { |
|
my ($cmd,$uname,$udom)=split(/:/,$userinput); |
|
my $udir=propath($udom,$uname).'/userfiles/portfolio'; |
|
my $dirLine=''; |
|
my $dirContents=''; |
|
if (opendir(LSDIR,$udir.'/')){ |
|
while ($dirLine = readdir(LSDIR)){ |
|
$dirContents = $dirContents.$dirLine.'<br />'; |
|
} |
|
} else { |
|
$dirContents = "No directory found\n"; |
|
} |
|
print $client $dirContents."\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
} |
|
# -------------------------------------------------------------------------- ls |
|
} elsif ($userinput =~ /^ls/) { |
|
if(isClient) { |
|
my $obs; |
|
my $rights; |
|
my ($cmd,$ulsdir)=split(/:/,$userinput); |
|
my $ulsout=''; |
|
my $ulsfn; |
|
if (-e $ulsdir) { |
|
if(-d $ulsdir) { |
|
if (opendir(LSDIR,$ulsdir)) { |
|
while ($ulsfn=readdir(LSDIR)) { |
|
undef $obs, $rights; |
|
my @ulsstats=stat($ulsdir.'/'.$ulsfn); |
|
#We do some obsolete checking here |
|
if(-e $ulsdir.'/'.$ulsfn.".meta") { |
|
open(FILE, $ulsdir.'/'.$ulsfn.".meta"); |
|
my @obsolete=<FILE>; |
|
foreach my $obsolete (@obsolete) { |
|
if($obsolete =~ m|(<obsolete>)(on)|) { $obs = 1; } |
|
if($obsolete =~ m|(<copyright>)(default)|) { $rights = 1; } |
|
} |
|
} |
|
$ulsout.=$ulsfn.'&'.join('&',@ulsstats); |
|
if($obs eq '1') { $ulsout.="&1"; } |
|
else { $ulsout.="&0"; } |
|
if($rights eq '1') { $ulsout.="&1:"; } |
|
else { $ulsout.="&0:"; } |
|
} |
|
closedir(LSDIR); |
|
} |
|
} else { |
|
my @ulsstats=stat($ulsdir); |
|
$ulsout.=$ulsfn.'&'.join('&',@ulsstats).':'; |
|
} |
|
} else { |
|
$ulsout='no_such_dir'; |
|
} |
|
if ($ulsout eq '') { $ulsout='empty'; } |
|
print $client "$ulsout\n"; |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ----------------------------------------------------------------- setannounce |
|
} elsif ($userinput =~ /^setannounce/) { |
|
if (isClient) { |
|
my ($cmd,$announcement)=split(/:/,$userinput); |
|
chomp($announcement); |
|
$announcement=&unescape($announcement); |
|
if (my $store=IO::File->new('>'.$perlvar{'lonDocRoot'}. |
|
'/announcement.txt')) { |
|
print $store $announcement; |
|
close $store; |
|
print $client "ok\n"; |
|
} else { |
|
print $client "error: ".($!+0)."\n"; |
|
} |
|
} else { |
|
Reply($client, "refused\n", $userinput); |
|
|
|
} |
|
# ------------------------------------------------------------------ Hanging up |
|
} elsif (($userinput =~ /^exit/) || |
|
($userinput =~ /^init/)) { # no restrictions. |
|
&logthis( |
|
"Client $clientip ($clientname) hanging up: $userinput"); |
|
print $client "bye\n"; |
|
$client->shutdown(2); # shutdown the socket forcibly. |
|
$client->close(); |
|
last; |
|
|
|
# ---------------------------------- set current host/domain |
|
} elsif ($userinput =~ /^sethost:/) { |
|
if (isClient) { |
|
print $client &sethost($userinput)."\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#---------------------------------- request file (?) version. |
|
} elsif ($userinput =~/^version:/) { |
|
if (isClient) { |
|
print $client &version($userinput)."\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#------------------------------- is auto-enrollment enabled? |
|
} elsif ($userinput =~/^autorun:/) { |
|
if (isClient) { |
|
my ($cmd,$cdom) = split(/:/,$userinput); |
|
my $outcome = &localenroll::run($cdom); |
|
print $client "$outcome\n"; |
|
} else { |
|
print $client "0\n"; |
|
} |
|
#------------------------------- get official sections (for auto-enrollment). |
|
} elsif ($userinput =~/^autogetsections:/) { |
|
if (isClient) { |
|
my ($cmd,$coursecode,$cdom)=split(/:/,$userinput); |
|
my @secs = &localenroll::get_sections($coursecode,$cdom); |
|
my $seclist = &escape(join(':',@secs)); |
|
print $client "$seclist\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#----------------------- validate owner of new course section (for auto-enrollment). |
|
} elsif ($userinput =~/^autonewcourse:/) { |
|
if (isClient) { |
|
my ($cmd,$inst_course_id,$owner,$cdom)=split(/:/,$userinput); |
|
my $outcome = &localenroll::new_course($inst_course_id,$owner,$cdom); |
|
print $client "$outcome\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#-------------- validate course section in schedule of classes (for auto-enrollment). |
|
} elsif ($userinput =~/^autovalidatecourse:/) { |
|
if (isClient) { |
|
my ($cmd,$inst_course_id,$cdom)=split(/:/,$userinput); |
|
my $outcome=&localenroll::validate_courseID($inst_course_id,$cdom); |
|
print $client "$outcome\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#--------------------------- create password for new user (for auto-enrollment). |
|
} elsif ($userinput =~/^autocreatepassword:/) { |
|
if (isClient) { |
|
my ($cmd,$authparam,$cdom)=split(/:/,$userinput); |
|
my ($create_passwd,$authchk); |
|
($authparam,$create_passwd,$authchk) = &localenroll::create_password($authparam,$cdom); |
|
print $client &escape($authparam.':'.$create_passwd.':'.$authchk)."\n"; |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#--------------------------- read and remove temporary files (for auto-enrollment). |
|
} elsif ($userinput =~/^autoretrieve:/) { |
|
if (isClient) { |
|
my ($cmd,$filename) = split(/:/,$userinput); |
|
my $source = $perlvar{'lonDaemons'}.'/tmp/'.$filename; |
|
if ( (-e $source) && ($filename ne '') ) { |
|
my $reply = ''; |
|
if (open(my $fh,$source)) { |
|
while (<$fh>) { |
|
chomp($_); |
|
$_ =~ s/^\s+//g; |
|
$_ =~ s/\s+$//g; |
|
$reply .= $_; |
|
} |
|
close($fh); |
|
print $client &escape($reply)."\n"; |
|
# unlink($source); |
|
} else { |
|
print $client "error\n"; |
|
} |
|
} else { |
|
print $client "error\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
#--------------------- read and retrieve institutional code format (for support form). |
|
} elsif ($userinput =~/^autoinstcodeformat:/) { |
|
if (isClient) { |
|
my $reply; |
|
my($cmd,$cdom,$course) = split(/:/,$userinput); |
|
my @pairs = split/\&/,$course; |
|
my %instcodes = (); |
|
my %codes = (); |
|
my @codetitles = (); |
|
my %cat_titles = (); |
|
my %cat_order = (); |
|
foreach (@pairs) { |
|
my ($key,$value) = split/=/,$_; |
|
$instcodes{&unescape($key)} = &unescape($value); |
|
} |
|
my $formatreply = &localenroll::instcode_format($cdom,\%instcodes,\%codes,\@codetitles,\%cat_titles,\%cat_order); |
|
if ($formatreply eq 'ok') { |
|
my $codes_str = &hash2str(%codes); |
|
my $codetitles_str = &array2str(@codetitles); |
|
my $cat_titles_str = &hash2str(%cat_titles); |
|
my $cat_order_str = &hash2str(%cat_order); |
|
print $client $codes_str.':'.$codetitles_str.':'.$cat_titles_str.':'.$cat_order_str."\n"; |
|
} |
|
} else { |
|
print $client "refused\n"; |
|
} |
|
# ------------------------------------------------------------- unknown command |
|
|
|
} else { |
|
# unknown command |
|
print $client "unknown_cmd\n"; |
|
} |
|
# -------------------------------------------------------------------- complete |
|
alarm(0); |
alarm(0); |
&status('Listening to '.$clientname." ($keymode)"); |
&status('Listening to '.$clientname." ($keymode)"); |
} |
} |
|
|
# --------------------------------------------- client unknown or fishy, refuse |
# --------------------------------------------- client unknown or fishy, refuse |
} else { |
} else { |
print $client "refused\n"; |
print $client "refused\n"; |
$client->close(); |
$client->close(); |
&logthis("<font color='blue'>WARNING: " |
&logthis("<font color='blue'>WARNING: " |
."Rejected client $clientip, closing connection</font>"); |
."Rejected client $clientip, closing connection</font>"); |
} |
} |
} |
} |
|
|
# ============================================================================= |
# ============================================================================= |
|
|
Line 3574 sub GetAuthType
|
Line 3845 sub GetAuthType
|
} |
} |
} |
} |
|
|
|
# |
|
# Validate a user given their domain, name and password. This utility |
|
# function is used by both AuthenticateHandler and ChangePasswordHandler |
|
# to validate the login credentials of a user. |
|
# Parameters: |
|
# $domain - The domain being logged into (this is required due to |
|
# the capability for multihomed systems. |
|
# $user - The name of the user being validated. |
|
# $password - The user's propoposed password. |
|
# |
|
# Returns: |
|
# 1 - The domain,user,pasword triplet corresponds to a valid |
|
# user. |
|
# 0 - The domain,user,password triplet is not a valid user. |
|
# |
|
sub validate_user { |
|
my ($domain, $user, $password) = @_; |
|
|
|
|
|
# Why negative ~pi you may well ask? Well this function is about |
|
# authentication, and therefore very important to get right. |
|
# I've initialized the flag that determines whether or not I've |
|
# validated correctly to a value it's not supposed to get. |
|
# At the end of this function. I'll ensure that it's not still that |
|
# value so we don't just wind up returning some accidental value |
|
# as a result of executing an unforseen code path that |
|
# did not set $validated. |
|
|
|
my $validated = -3.14159; |
|
|
|
# How we authenticate is determined by the type of authentication |
|
# the user has been assigned. If the authentication type is |
|
# "nouser", the user does not exist so we will return 0. |
|
|
|
my $contents = &GetAuthType($domain, $user); |
|
my ($howpwd, $contentpwd) = split(/:/, $contents); |
|
|
|
my $null = pack("C",0); # Used by kerberos auth types. |
|
|
|
if ($howpwd ne 'nouser') { |
|
|
|
if($howpwd eq "internal") { # Encrypted is in local password file. |
|
$validated = (crypt($password, $contentpwd) eq $contentpwd); |
|
} |
|
elsif ($howpwd eq "unix") { # User is a normal unix user. |
|
$contentpwd = (getpwnam($user))[1]; |
|
if($contentpwd) { |
|
if($contentpwd eq 'x') { # Shadow password file... |
|
my $pwauth_path = "/usr/local/sbin/pwauth"; |
|
open PWAUTH, "|$pwauth_path" or |
|
die "Cannot invoke authentication"; |
|
print PWAUTH "$user\n$password\n"; |
|
close PWAUTH; |
|
$validated = ! $?; |
|
|
|
} else { # Passwords in /etc/passwd. |
|
$validated = (crypt($password, |
|
$contentpwd) eq $contentpwd); |
|
} |
|
} else { |
|
$validated = 0; |
|
} |
|
} |
|
elsif ($howpwd eq "krb4") { # user is in kerberos 4 auth. domain. |
|
if(! ($password =~ /$null/) ) { |
|
my $k4error = &Authen::Krb4::get_pw_in_tkt($user, |
|
"", |
|
$contentpwd,, |
|
'krbtgt', |
|
$contentpwd, |
|
1, |
|
$password); |
|
if(!$k4error) { |
|
$validated = 1; |
|
} |
|
else { |
|
$validated = 0; |
|
&logthis('krb4: '.$user.', '.$contentpwd.', '. |
|
&Authen::Krb4::get_err_txt($Authen::Krb4::error)); |
|
} |
|
} |
|
else { |
|
$validated = 0; # Password has a match with null. |
|
} |
|
} |
|
elsif ($howpwd eq "krb5") { # User is in kerberos 5 auth. domain. |
|
if(!($password =~ /$null/)) { # Null password not allowed. |
|
my $krbclient = &Authen::Krb5::parse_name($user.'@' |
|
.$contentpwd); |
|
my $krbservice = "krbtgt/".$contentpwd."\@".$contentpwd; |
|
my $krbserver = &Authen::Krb5::parse_name($krbservice); |
|
my $credentials= &Authen::Krb5::cc_default(); |
|
$credentials->initialize($krbclient); |
|
my $krbreturn = &Authen::KRb5::get_in_tkt_with_password($krbclient, |
|
$krbserver, |
|
$password, |
|
$credentials); |
|
$validated = ($krbreturn == 1); |
|
} |
|
else { |
|
$validated = 0; |
|
} |
|
} |
|
elsif ($howpwd eq "localauth") { |
|
# Authenticate via installation specific authentcation method: |
|
$validated = &localauth::localauth($user, |
|
$password, |
|
$contentpwd); |
|
} |
|
else { # Unrecognized auth is also bad. |
|
$validated = 0; |
|
} |
|
} else { |
|
$validated = 0; |
|
} |
|
# |
|
# $validated has the correct stat of the authentication: |
|
# |
|
|
|
unless ($validated != -3.14159) { |
|
die "ValidateUser - failed to set the value of validated"; |
|
} |
|
return $validated; |
|
} |
|
|
|
|
sub addline { |
sub addline { |
my ($fname,$hostid,$ip,$newline)=@_; |
my ($fname,$hostid,$ip,$newline)=@_; |
my $contents; |
my $contents; |