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print out available commands and short description 

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2019-09-23 10:52:13 +02:00
parent 333bdb6220
commit 1e25020c9b
1 changed files with 30 additions and 2 deletions
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32
aab
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@ -8,13 +8,39 @@ use PVE::AAB;
$ENV{'LC_ALL'} = 'C';
my $cmds = {
basedir => 'Print rootfs path of CT appliance currently build',
bootstrap => 'Bootstrap the base system',
clean => '',
'dist-clean' => '',
enter => 'Enter container with shell',
exec => 'Execute command in container context',
finalize => 'Build final appliance archive',
help => 'This message',
init => 'Initial checks and pacman config generation',
install => 'Install specified package(s) and its dependencies',
keyring => 'Populate pacman keyring in CT',
list => 'List installed packages',
packagefile => 'Get name of resulting appliance archive',
veid => 'Print current VE-ID',
};
sub print_usage {
my ($msg) = @_;
if ($msg) {
print STDERR "ERROR: $msg\n";
}
print STDERR "aab <command> [parameters]\n";
print STDERR "$0 <command> [parameters]\n\n";
for my $cmd (sort keys %$cmds) {
if (my $desc = $cmds->{$cmd}) {
my $tabs = length($cmd) > 7 ? "\t" : "\t\t";
print STDERR "\t$cmd$tabs-- $desc\n";
} else {
print STDERR "\t$cmd\n";
}
}
}
$SIG{INT} = $SIG{TERM} = $SIG{QUIT} = $SIG{HUP} = sub {
@ -32,7 +58,9 @@ if (!$cmd) {
}
eval {
if ($cmd eq 'init') {
if ($cmd eq 'help') {
print_usage();
} elsif ($cmd eq 'init') {
die "command '$cmd' expects no arguments.\n" if scalar (@ARGV) != 0;
$aab->initialize();