mirror of
https://github.com/pgbackrest/pgbackrest.git
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817592837c
For example a backup ends successfully with: INFO: backup command end: completed successfully.
112 lines
3.7 KiB
Perl
112 lines
3.7 KiB
Perl
####################################################################################################################################
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# COMMON EXIT MODULE
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####################################################################################################################################
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package pgBackRest::Common::Exit;
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use strict;
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use warnings FATAL => qw(all);
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use Carp qw(confess);
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use English '-no_match_vars';
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use Exporter qw(import);
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our @EXPORT = qw();
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use File::Basename qw(dirname);
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use pgBackRest::Common::Exception;
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use pgBackRest::Common::Lock;
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use pgBackRest::Common::Log;
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use pgBackRest::Config::Config;
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use pgBackRest::Protocol::Protocol;
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####################################################################################################################################
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# Signal constants
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####################################################################################################################################
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use constant SIGNAL_HUP => 'HUP';
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use constant SIGNAL_INT => 'INT';
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use constant SIGNAL_TERM => 'TERM';
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####################################################################################################################################
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# Hook important signals into exitSafe function
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####################################################################################################################################
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$SIG{&SIGNAL_HUP} = sub {exitSafe(ERROR_TERM, undef, SIGNAL_HUP)};
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$SIG{&SIGNAL_INT} = sub {exitSafe(ERROR_TERM, undef, SIGNAL_INT)};
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$SIG{&SIGNAL_TERM} = sub {exitSafe(ERROR_TERM, undef, SIGNAL_TERM)};
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####################################################################################################################################
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# exitSafe
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#
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# Terminate all remotes and release locks.
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####################################################################################################################################
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sub exitSafe
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{
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# Assign function parameters, defaults, and log debug info
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my
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(
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$strOperation,
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$iExitCode,
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$oException,
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$strSignal,
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) =
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logDebugParam
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(
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__PACKAGE__ . '::exitSafe', \@_,
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{name => 'iExitCode', required => false},
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{name => 'oException', required => false},
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{name => 'strSignal', required => false},
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);
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# Reset logging in case it was disabled when the exception/signal occurred
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configLogging();
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# Close the remote
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protocolDestroy(undef, undef, defined($iExitCode) && ($iExitCode == 0 || $iExitCode == 1));
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# Don't fail if the lock can't be released
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eval
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{
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lockRelease(false);
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}
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or do {};
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# If exit code is not defined then try to get it from the exception
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if (!defined($iExitCode))
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{
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# If a backrest exception
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if (isException($oException))
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{
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$iExitCode = $oException->code();
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logException($oException);
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}
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else
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{
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$iExitCode = ERROR_UNHANDLED;
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&log(
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ERROR,
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'process terminated due to an unhandled exception' .
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(defined($oException) ? ":\n${oException}" : ': [exception not defined]'),
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$iExitCode);
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}
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}
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elsif ($iExitCode == ERROR_TERM)
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{
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&log(ERROR, "process terminated on a ${strSignal} signal", ERROR_TERM);
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}
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# Log command end
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commandEnd($iExitCode, $strSignal);
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# Log return values if any
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logDebugReturn
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(
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$strOperation,
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{name => 'iExitCode', value => $iExitCode}
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);
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exit $iExitCode;
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}
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push @EXPORT, qw(exitSafe);
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1;
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