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Merge pull request #309 from phreaker0/reset-resume-state 

WIP: reset resume state
This commit is contained in:
Jim Salter 2019-05-17 12:00:57 -04:00 committed by GitHub
parent e320462c69 1046f7f58e
commit 837711a741
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 87 additions and 12 deletions
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syncoid
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@ -13,6 +13,7 @@ use Getopt::Long qw(:config auto_version auto_help);
use Pod::Usage;
use Time::Local;
use Sys::Hostname;
use Capture::Tiny ':all';
my $mbuffer_size = "16M";
@ -671,10 +672,28 @@ sub syncdataset {
if (!$quiet) { print "Sending incremental $sourcefs#$bookmarkescaped ... $nextsnapshot (~ $disp_pvsize):\n"; }
if ($debug) { print "DEBUG: $synccmd\n"; }
system("$synccmd") == 0 or do {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
my $stdout;
my $stderr;
my $exit;
($stdout, $stderr, $exit) = tee {
system("$synccmd")
};
$exit == 0 or do {
if (!$resume && $stderr =~ /\Qcontains partially-complete state\E/) {
if (!$quiet) { print "WARN: resetting partially receive state\n"; }
resetreceivestate($targethost,$targetfs,$targetisroot);
system("$synccmd") == 0 or do {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
}
} else {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
}
};
$matchingsnap = $nextsnapshot;
@ -686,10 +705,28 @@ sub syncdataset {
if (!$quiet) { print "Sending incremental $sourcefs#$bookmarkescaped ... $newsyncsnap (~ $disp_pvsize):\n"; }
if ($debug) { print "DEBUG: $synccmd\n"; }
system("$synccmd") == 0 or do {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
my $stdout;
my $stderr;
my $exit;
($stdout, $stderr, $exit) = tee {
system("$synccmd")
};
$exit == 0 or do {
if (!$resume && $stderr =~ /\Qcontains partially-complete state\E/) {
if (!$quiet) { print "WARN: resetting partially receive state\n"; }
resetreceivestate($targethost,$targetfs,$targetisroot);
system("$synccmd") == 0 or do {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
}
} else {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
}
};
}
}
@ -712,10 +749,28 @@ sub syncdataset {
if (!$quiet) { print "Sending incremental $sourcefs\@$matchingsnap ... $newsyncsnap (~ $disp_pvsize):\n"; }
if ($debug) { print "DEBUG: $synccmd\n"; }
system("$synccmd") == 0 or do {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
my $stdout;
my $stderr;
my $exit;
($stdout, $stderr, $exit) = tee {
system("$synccmd")
};
$exit == 0 or do {
if (!$resume && $stderr =~ /\Qcontains partially-complete state\E/) {
if (!$quiet) { print "WARN: resetting partially receive state\n"; }
resetreceivestate($targethost,$targetfs,$targetisroot);
system("$synccmd") == 0 or do {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
}
} else {
warn "CRITICAL ERROR: $synccmd failed: $?";
if ($exitcode < 2) { $exitcode = 2; }
return 0;
}
};
}
@ -1676,6 +1731,26 @@ sub getoptionsline {
return $line;
}
sub resetreceivestate {
my ($rhost,$fs,$isroot) = @_;
my $fsescaped = escapeshellparam($fs);
if ($rhost ne '') {
$rhost = "$sshcmd $rhost";
# double escaping needed
$fsescaped = escapeshellparam($fsescaped);
}
if ($debug) { print "DEBUG: reset partial receive state of $fs...\n"; }
my $mysudocmd;
if ($isroot) { $mysudocmd = ''; } else { $mysudocmd = $sudocmd; }
my $resetcmd = "$rhost $mysudocmd $zfscmd receive -A $fsescaped";
if ($debug) { print "$resetcmd\n"; }
system("$resetcmd") == 0
or die "CRITICAL ERROR: $resetcmd failed: $?";
}
__END__
=head1 NAME