version 1.4, 2000/11/02 17:11:05
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version 1.10, 2001/06/01 16:00:44
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# loncaparestoreconfigurations |
# loncaparestoreconfigurations |
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# This tool helps in updating a system. It takes a list of |
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# .rpmsave files and restores them. |
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# Scott Harrison, 10/25/2000 |
# Scott Harrison, 10/25/2000 |
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# Scott Harrison, 12/14/2000 |
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# This tool helps in updating a system. It restores backed-up |
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# configuration files (.rpmsave or other backup notations). |
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# By default, the .rpmsave suffix is used. |
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# Alternatively, there can be two other invocations |
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# Invocation #1: |
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# ARGV[0]=suffix |
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# ARGV[1]=.bak |
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# Invocation #2: |
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# ARGV[0]=lasttimestamp |
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# The criteria for the lasttimestamp is that the |
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# file suffix is a '.' followed by a 14-digit |
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# time-stamp (YYYYMMDDhhmmss). |
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# The time-stamp with the greatest value is |
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# taken as the backup file. |
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my $suffix=".rpmsave"; |
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my $suffixpragma=""; |
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if ($ARGV[0] eq 'suffix') { |
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$suffix=$ARGV[1] if $suffix=~/^[\.\w]+$/; |
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} |
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elsif ($ARGV[0] eq 'lasttimestamp') { |
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$suffixpragma="lasttimestamp"; |
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} |
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use strict; |
use strict; |
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my @special_conf_files=( |
my @special_conf_files=( |
"/etc/httpd/conf/access.conf" |
"/etc/httpd/conf/access.conf", |
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"/etc/smb.conf" |
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); |
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my @generic_conf_files=( |
my @generic_conf_files=( |
Line 18 my @generic_conf_files=(
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Line 44 my @generic_conf_files=(
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"/home/httpd/lonTabs/spare.tab", |
"/home/httpd/lonTabs/spare.tab", |
"/etc/krb.conf", |
"/etc/krb.conf", |
"/etc/ntp.conf", |
"/etc/ntp.conf", |
"/etc/smb.conf" |
"/etc/httpd/conf/srm.conf", |
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"/etc/httpd/conf/httpd.conf", |
); |
); |
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my @perlsetvars=("lonHostID","lonRole","lonAdmEMail","lonDefDomain","lonLoadLim","lonExpire","lonReceipt","lonSqlAccess"); |
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my %pvar; |
foreach (@special_conf_files) { |
foreach (@special_conf_files) { |
if (/^\/etc\/httpd\/conf\/access.conf$/) { |
if (/^\/etc\/httpd\/conf\/access.conf$/) { |
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if ($suffixpragma eq 'lasttimestamp') { |
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$suffix=getsuffix('/etc/httpd/conf/access.conf'); |
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} |
my $template=`/bin/cat /etc/httpd/conf/access.conf`; |
my $template=`/bin/cat /etc/httpd/conf/access.conf`; |
my $rpmsave=`/bin/cat /etc/httpd/conf/access.conf.rpmsave`; |
my $rpmsave=`/bin/cat /etc/httpd/conf/access.conf$suffix`; |
`/bin/mv /etc/httpd/conf/access.conf /etc/httpd/conf/access.conf.template`; |
`/bin/mv /etc/httpd/conf/access.conf /etc/httpd/conf/access.conf.template`; |
my @perlsetvars=("lonHostID","lonRole","lonAdmEMail","lonDefDomain","lonLoadLim","lonExpire"); |
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foreach my $psv (@perlsetvars) { |
foreach my $psv (@perlsetvars) { |
$rpmsave=~/\nPerlSetVar\s+$psv\s+(\S+)/; |
$rpmsave=~/\nPerlSetVar\s+$psv\s+(\S+)/; |
my $pval=$1; |
my $pval=$1; |
$template=~s/(\nPerlSetVar\s+$psv\s+)\S+/$1$pval/; |
$template=~s/(\nPerlSetVar\s+$psv\s+)\S+/$1$pval/; |
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$pvar{$psv}=$pval; |
} |
} |
open OUT,">/etc/httpd/conf/access.conf"; |
open OUT,">/etc/httpd/conf/access.conf"; |
print OUT $template; |
print OUT $template; |
close OUT; |
close OUT; |
} |
} |
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if (/^\/etc\/smb.conf$/) { |
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if ($suffixpragma eq 'lasttimestamp') { |
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$suffix=getsuffix('/etc/smb.conf'); |
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} |
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my $template=`/bin/cat /etc/smb.conf`; |
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foreach my $psv (@perlsetvars) { |
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$template=~s/\{\{\{\{\[(.*?)\]\}\}\}\}/$pvar{$1}/ge; |
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} |
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open OUT,">/etc/smb.conf"; |
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print OUT $template; |
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close OUT; |
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} |
} |
} |
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foreach (@generic_conf_files) { |
foreach (@generic_conf_files) { |
if (-e "$_.rpmsave") { |
my $file=$_; |
`/bin/mv $_ $_.template`; |
if ($suffixpragma eq 'lasttimestamp') { |
`/bin/mv $_.rpmsave $_`; |
$suffix=getsuffix($file); |
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} |
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if (-e "$file$suffix") { |
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`/bin/mv $file $_.template`; |
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`/bin/cp $file$suffix $file`; |
} |
} |
} |
} |
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sub getsuffix { |
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my ($file)=@_; |
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print "$file\n"; |
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my $dir=$file; $dir=~s/([^\/]+)$//; |
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my $filename=$1; |
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opendir(DIR,$dir); |
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my @a=grep {/$filename\.\d{14}/} readdir DIR; |
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closedir DIR; |
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map {s/$filename\.//;} @a; |
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my @b=sort {$a<=>$b} @a; |
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my $suffix='.'.$b[$#b]; |
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return $suffix; |
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} |