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|
#! /usr/bin/perl --
#
# Postinst script for debian's Diablo distribution
#
# Version: @(#)postinst.diablo 1.00 04-Aug-1997 MvS.
#
# Directories we need to make, and their modes.
@dbldirs = ( '/var/spool/news', '0775',
'/var/spool/news/diablo', '0775',
'/var/spool/news/dqueue', '0775',
'/var/spool/news/cache', '0775',
'/var/spool/news/group', '0775',
'/var/lib/news', '0755',
'/var/log/news', '0775',
'/var/log/news/OLD', '0775' );
# Ditto for empty files we want.
@dblfiles = ( '/var/log/news/news.crit', '0644',
'/var/log/news/news.err', '0644',
'/var/log/news/news.notice', '0644' );
$|=1;
umask(022);
# Check why we were called.
if ($ARGV[0] ne 'configure') {
print STDERR "postinst: unknown action \"$ARGV[0]\"\n";
exit(0);
}
#
# Copy the sample files, if needed.
#
#©_sample('inn.conf', 'organization', 'server', 'whoami');
#&makedirs();
print "Installing crontab entries.\n";
&setcrontab;
print "Installing startup scripts in /etc/rcX.d\n";
system("update-rc.d diablo defaults 50 > /dev/null");
# Signal syslogd so the the new logfiles will be used.
system('start-stop-daemon --stop --quiet --oknodo --signal 1 --exec /sbin/syslogd');
# And start INN.
system('/etc/init.d/diablo start');
exit(0);
#
# Ask for a variable. Read the default from a file, and write the
# answer back to that file again.
#
sub askfor {
my($q, $file, $dfl) = @_;
my($tmp, $ans);
# Read the contents of the file (if any).
$tmp = "";
if ($file ne '' && open(AFD, $file)) {
chop($tmp = <AFD>);
close AFD;
}
# Do we need to get the default from the file?
$dfl = $tmp if ($tmp ne "");
# Prompt and ask for the new value.
print "$q [$dfl]: ";
chop($ans = <STDIN>);
$ans = $dfl if ($ans =~ /^$/);
# Write the answer back to the file if needed.
if ($ans ne $tmp && $file ne '') {
&writefile($file, "$ans\n");
}
# Return answer.
$ans;
}
#
# Install a new crontab file for the news user.
#
sub setcrontab {
system('crontab', '-u', 'news', '/etc/news/crontab.diablo');
$? && warn "warning: crontab failed to install news user's crontab!\n";
}
#
# Write a file. Be careful with this, first create a new file and
# then rename it to the original file.
#
sub writefile {
local ($f ,$v) = @_;
# Stat the original file for owner / uid info.
my ($dev, $ino, $mode, $nlink, $uid, $gid) = stat($f);
# Create new file.
open(F, ">$f.postinstnew") || die "failed to create $f.postinstnew: $!\n";
print(F $v) || die "failed to write to $f.postinstnew: $!\n";
close(F) || die "failed to close $f.postinstnew: $!\n";
# Set permissions.
if ($ino) {
chown($uid, $gid, $f);
chmod($mode, $f);
}
# And move new file into place.
rename("$f.postinstnew", $f) || die "failed to install new $f: $!\n";
}
#
# Make the directories.
#
sub makedirs {
my($i);
# Make the directories if they do not exist yet.
for($i = 0; $i < $#dbldirs; $i += 2) {
if (!-d "$dbldirs[$i]/.") {
system("install -d -o news -g news -m $dbldirs[$i+1] $dbldirs[$i]");
} else {
# Set up modes.
# FIXME: should we or shouldn't we? Maybe just chown, not chmod?
# system("chown news:news $dbldirs[$i]; " .
# "chmod $dbldirs[$i+1] $dbldirs[$i]");
}
}
# And See if we need to create syslog files.
for($i = 0; $i < $#dblfiles; $i += 2) {
if (!-f "$dblfiles[$i]") {
open(FX, ">$dblfiles[$i]");
close FX;
}
system("chown news:news $dblfiles[$i]; " .
"chmod $dblfiles[$i+1] $dblfiles[$i]");
}
# Do we need any symlinks (compatibility) ?
chdir("/var/spool/news");
if (! -d '.incoming' && ! -e '.incoming') {
symlink('in.coming', '.incoming');
}
if (! -d '.outgoing' && ! -e '.outgoing') {
symlink('out.going', '.outgoing');
}
1;
}
#
# Copy sample files to /etc/news.
#
sub copy_sample {
my @files = @_;
my ($i);
my ($base);
$base = "/usr/doc/$package/examples";
while ($i = shift @files) {
next if (-f "/etc/news/$i");
next if (! -f "$base/$i");
system("cp -a $base/$i /etc/news/$i; " .
"chown news:news /etc/news/$i");
}
1;
}
|
