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nixos/switch-to-configuration: Use early return

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Janne Heß 2021-10-14 21:18:31 +02:00
parent 720571eefa
commit 047aa1a0e9
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1 changed files with 30 additions and 27 deletions
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57
nixos/modules/system/activation/switch-to-configuration.pl
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@ -190,41 +190,44 @@ sub handleModifiedUnit {
}
}
}
# Don't do the rest of this for socket-activated units
# because we handled these above where we stop the unit.
# Since only services can be socket-activated, the
# following condition always evaluates to `true` for
# non-service units.
if (!$socketActivated) {
# If we are restarting a socket, also stop the corresponding
# service. This is required because restarting a socket
# when the service is already activated fails.
if ($unit =~ /\.socket$/) {
my $service = $unitInfo->{Service} // "";
if ($service eq "") {
$service = "$baseName.service";
}
if (defined $activePrev->{$service}) {
$unitsToStop->{$service} = 1;
}
if ($socketActivated) {
return;
}
# If we are restarting a socket, also stop the corresponding
# service. This is required because restarting a socket
# when the service is already activated fails.
if ($unit =~ /\.socket$/) {
my $service = $unitInfo->{Service} // "";
if ($service eq "") {
$service = "$baseName.service";
}
if (defined $activePrev->{$service}) {
$unitsToStop->{$service} = 1;
}
$unitsToRestart->{$unit} = 1;
recordUnit($restartListFile, $unit);
} else {
# Always restart non-services instead of stopping and starting them
# because it doesn't make sense to stop them with a config from
# the old evaluation.
if (!boolIsTrue($unitInfo->{'X-StopIfChanged'} // "yes") || $unit !~ /\.service$/) {
# This unit should be restarted instead of
# stopped and started.
$unitsToRestart->{$unit} = 1;
recordUnit($restartListFile, $unit);
} else {
# Always restart non-services instead of stopping and starting them
# because it doesn't make sense to stop them with a config from
# the old evaluation.
if (!boolIsTrue($unitInfo->{'X-StopIfChanged'} // "yes") || $unit !~ /\.service$/) {
# This unit should be restarted instead of
# stopped and started.
$unitsToRestart->{$unit} = 1;
recordUnit($restartListFile, $unit);
} else {
# We write to a file to ensure that the
# service gets restarted if we're interrupted.
$unitsToStart->{$unit} = 1;
recordUnit($startListFile, $unit);
$unitsToStop->{$unit} = 1;
}
# We write to a file to ensure that the
# service gets restarted if we're interrupted.
$unitsToStart->{$unit} = 1;
recordUnit($startListFile, $unit);
$unitsToStop->{$unit} = 1;
}
}
}