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switch-to-configuration: Handle switching all systemd units

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This commit is contained in:
Eelco Dolstra 2012-08-10 15:15:59 -04:00
parent ce7ead7bd7
commit a3c75462c1
1 changed files with 8 additions and 1 deletions
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9
modules/system/activation/switch-to-configuration.pl
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@ -92,11 +92,15 @@ while (my ($unit, $state) = each %{$activePrev}) {
if (! -e $newUnitFile) {
push @unitsToStop, $unit;
} elsif (abs_path($prevUnitFile) ne abs_path($newUnitFile)) {
if ($unit =~ /\.target$/) {
if ($unit eq "sysinit.target" || $unit eq "basic.target" || $unit eq "multi-user.target" || $unit eq "graphical.target") {
# Do nothing. These cannot be restarted directly.
} elsif ($unit =~ /\.target$/) {
write_file($restartListFile, { append => 1 }, "$unit\n");
} elsif ($unit =~ /\.mount$/) {
# Reload the changed mount unit to force a remount.
write_file($reloadListFile, { append => 1 }, "$unit\n");
} elsif ($unit =~ /\.socket$/ || $unit =~ /\.path$/) {
# FIXME: do something?
} else {
# Record that this unit needs to be started below. We
# write this to a file to ensure that the service gets
@ -170,6 +174,9 @@ sub unique {
# - Changed units we stopped above. This is necessary because some
# may not be dependencies of the default target (i.e., they were
# manually started).
# FIXME: detect units that are symlinks to other units. We shouldn't
# start both at the same time because we'll get a "Failed to add path
# to set" error from systemd.
my @start = unique(
"default.target", "local-fs.target",
split('\n', read_file($restartListFile, err_mode => 'quiet') // ""));