Merge pull request #335 from phreaker0/catch-some-errors

Catch some errors
This commit is contained in:
Jim Salter 2019-03-29 11:50:50 -04:00 committed by GitHub
commit 189f9335a5
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1 changed files with 18 additions and 1 deletions

19
syncoid
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@ -124,6 +124,12 @@ if (!defined $args{'recursive'}) {
if ($debug) { print "DEBUG: recursive sync of $sourcefs.\n"; }
my @datasets = getchilddatasets($sourcehost, $sourcefs, $sourceisroot);
if (!@datasets) {
warn "CRITICAL ERROR: no datasets found";
@datasets = ();
$exitcode = 2;
}
my @deferred;
foreach my $datasetProperties(@datasets) {
@ -263,6 +269,12 @@ sub syncdataset {
my $sync = getzfsvalue($sourcehost,$sourcefs,$sourceisroot,'syncoid:sync');
if (!defined $sync) {
# zfs already printed the corresponding error
if ($exitcode < 2) { $exitcode = 2; }
return 0;
}
if ($sync eq 'true' || $sync eq '-' || $sync eq '') {
# empty is handled the same as unset (aka: '-')
# definitely sync this dataset - if a host is called 'true' or '-', then you're special
@ -985,6 +997,11 @@ sub getzfsvalue {
open FH, "$rhost $mysudocmd $zfscmd get -H $property $fsescaped |";
my $value = <FH>;
close FH;
if (!defined $value) {
return undef;
}
my @values = split(/\t/,$value);
$value = $values[2];
return $value;
@ -1483,7 +1500,7 @@ sub getreceivetoken() {
my ($rhost,$fs,$isroot) = @_;
my $token = getzfsvalue($rhost,$fs,$isroot,"receive_resume_token");
if ($token ne '-' && $token ne '') {
if (defined $token && $token ne '-' && $token ne '') {
return $token;
}