144 lines
3.0 KiB
Plaintext
144 lines
3.0 KiB
Plaintext
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#!/usr/bin/perl
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#
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# /etc/ports/drivers/rsync: rsync(1) driver script for ports(8)
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#
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use warnings;
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use strict;
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use File::Basename;
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my $host = '';
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my $collection = '';
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my $destination = '';
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my %new_checkouts;
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my %old_checkouts;
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sub error
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{
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my $message = shift;
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print "Error: $message ($!)\nUpdating failed\n";
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exit 1;
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}
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sub warning
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{
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my $message = shift;
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print "Warning: $message ($!)\n";
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}
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if ($#ARGV < 0)
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{
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print "Usage: $0 <file>\n";
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exit 1;
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}
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open(FILE, $ARGV[0]) or error("Couldn't open $ARGV[0]");
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while (<FILE>)
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{
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chomp;
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if (/^host=(.*)/) { $host = $1; }
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elsif (/^collection=(.*)/) { $collection = $1; }
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elsif (/^destination=(.*)/) { $destination = $1; }
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}
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close(FILE);
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if ($host eq '') { error("Host field not set in $ARGV[0]"); }
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if ($collection eq '') { error("Collection field not set in $ARGV[0]"); }
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if ($destination eq '') { error("Destination field not set in $ARGV[0]"); }
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if (-e "$destination/.checkouts")
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{
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# read the old .checkouts file into memory
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open(FILE, "$destination/.checkouts") or error("Couldn't read checkouts from $destination/.checkouts");
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while (<FILE>)
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{
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chomp;
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$old_checkouts{$_} = 1;
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}
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close(FILE);
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}
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print "Updating file list from " . $host . "::$collection\n";
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# get the remote file list (new .checkouts)
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open(PIPE, 'rsync -crz --no-human-readable ' . $host . '::' . $collection . '|') or error("Couldn't open pipe to rsync");
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while (<PIPE>)
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{
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chomp;
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next if /^MOTD:/; # ignore MOTD lines
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s/^(.{43})//; # ignore the first 43 characters (mode, date etc...)
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next if /^.$/; # ignore the . directory
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$new_checkouts{$_} = 1;
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}
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close(PIPE);
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error("Running rsync failed") unless $? == 0;
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print "Updating collection " . basename($destination) . "\n";
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# now really run rsync
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open(PIPE, 'rsync -crz --no-human-readable --log-format "%o %n" ' . $host . "::$collection $destination|") or error("Couldn't open pipe to rsync");
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while (<PIPE>)
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{
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chomp;
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if (/^recv (.*)/)
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{
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if ($old_checkouts{$1})
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{
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s/^recv/ Edit/;
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}
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else
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{
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s/^recv/ Checkout/;
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}
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}
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print $_ . "\n";
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}
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close(PIPE);
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error("Running rsync failed") unless $? == 0;
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# save new checkouts into .checkouts
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open(FILE, ">$destination/.checkouts") or error("Couldn't save checkouts to $destination/.checkouts");
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foreach my $checkout (sort keys %new_checkouts)
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{
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print FILE "$checkout\n";
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}
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close(FILE);
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# use chroot as an additional safety measure when removing files
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chroot($destination) or error("Couldn't chroot into $destination");
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chdir('/');
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# iterate through old checkouts, remove obsolete files
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foreach my $checkout (sort keys %old_checkouts)
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{
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if (!$new_checkouts{$checkout})
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{
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if (-f $checkout)
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{
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print " Delete $checkout\n";
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unlink($checkout) or warning("Couldn't delete $checkout");
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}
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}
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}
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# iterate through old checkouts, remove obsolete directories
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foreach my $checkout (sort keys %old_checkouts)
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{
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if (!$new_checkouts{$checkout})
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{
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if (-d $checkout)
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{
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print " Delete $checkout\n";
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rmdir($checkout) or warning("Couldn't delete $checkout");
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}
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}
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}
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print "Finished successfully\n";
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# End of file
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