#!/usr/bin/perl

$STAMP=`date +%Y.%m.%d.%H%M%S`;
chomp $STAMP;

# find gogs:
# kubectl -n cloud-wit get pods
# kubectl -n cloud-wit describe pod gogs-7596dddd7-7j6zb # the old one? now it's:
# kubectl -n cloud-wit describe pod gogs-fbf5fd88f-9v45z
# kubectl -n cloud-wit get pv |grep gogs

if ($ARGV[0] eq "--dry-run") {
	$dry = 'TRUE';
	shift @ARGV;
}


sub my_system {
	my $cmd = join " ", @_;
	chomp $cmd;
	print "$cmd\n";
	if ($dry ne "TRUE") {
		$return = system $cmd;
		if ($return eq 2) {
			print "SYSTEM RETURNED $return\n";
			exit;
		}
	}
}

sub gitrepo {
	my ($base, $name, $repo) = @_;
	# print "$base,$name,$repo\n";
	if (! -d "$base") {
		my_system "mkdir -p $base/$dir\n";
	}
	if (-d "$base/$name") {
		my_system "cd $base/$name; git pull\n";
	} else {
		my_system "cd $base; git clone $repo $name\n";
	}
	if ($dry ne "TRUE") {
		if (! -d "$base/$name/.git") {
			print "GIT FAILED for $repo\n";
			my_system "rmdir $base/$name" if -d "$base/$name";
		}
	}
}

$basedir = `pwd`;
chomp $basedir;

if ($ARGV[0] eq "rsync") {
	my_system("tar -c --use-compress-program=pigz -f archive.$STAMP.gogs.tgz mirrored-gogs/git/gogs-repositories/");

	my_system("rsync -av --progress --delete vm9:/var/lib/kubelet/plugins/kubernetes.io/rbd/mounts/kube-pool-image-kubernetes-dynamic-pvc-7a6428c8-376e-11e8-85ad-0a580af40662/ mirrored-gogs/");
	my_system("rsync -av --progress --delete mirrored-gogs/git/gogs-repositories/ gitweb:/var/lib/git/gogs/");

	exit;
}

if ($ARGV[0] eq "manifest") {
	@lines = split "\n", `cat MANIFEST`;
	foreach $line (@lines) {
		my ($repo, $tmp) = split / +/, $line;
		next if $repo eq "";
		my @dirs = split /\//, $tmp;
		my $name = pop @dirs;
		my $dir = join '/', @dirs;
		if ( 'git/' eq substr $repo, 0, 4 ) {
			gitrepo ("cloned-ping/$dir", $name, "ssh://root\@ping.wit.com/var/lib/$repo");
#		} elsif ( 'git@github.com:witst' eq substr $repo, 0, 20 ) {
#			gitrepo ("cloned-github/$dir", $name, $repo);
		} elsif ( 'git@git.wit.com' eq substr $repo, 0, 15 ) {
			gitrepo ("cloned-jcarr/$dir", $name, $repo);
		} else {
			# print "$path, $dir\n";
		}
	}
}

if ($ARGV[0] eq "gogs") {
	foreach $dir (`ls mirrored-gogs/git/gogs-repositories/`) {
		chomp $dir;
		# print "$dir\n";
		if (! -d "cloned-gogs/$dir") {
			my_system "mkdir -p cloned-gogs/$dir\n";
		}
		foreach $name (`ls mirrored-gogs/git/gogs-repositories/$dir`) {
			chomp $name;
			next if ".git" ne substr $name, -4;
			$name = substr $name, 0, -4;
			gitrepo ("cloned-gogs/$dir", $name, "git\@git.wit.com:$dir/$name");
		}
	}
}