[pve-devel] [PATCH v6 pve-manager 14/30] api: notification: disallow removing targets if they are used
Lukas Wagner
l.wagner at proxmox.com
Thu Aug 3 14:17:03 CEST 2023
Check notification targets configured in datacenter.cfg and jobs.cfg,
failing if the group/endpoint to be removed is still in use there.
Signed-off-by: Lukas Wagner <l.wagner at proxmox.com>
---
PVE/API2/Cluster/Notifications.pm | 44 ++++++++++++++++++++++++++++++-
1 file changed, 43 insertions(+), 1 deletion(-)
diff --git a/PVE/API2/Cluster/Notifications.pm b/PVE/API2/Cluster/Notifications.pm
index 065d6690..9c9e8243 100644
--- a/PVE/API2/Cluster/Notifications.pm
+++ b/PVE/API2/Cluster/Notifications.pm
@@ -6,6 +6,7 @@ use strict;
use Storable qw(dclone);
use JSON;
+use PVE::Exception qw(raise_param_exc);
use PVE::Tools qw(extract_param);
use PVE::JSONSchema qw(get_standard_option);
use PVE::RESTHandler;
@@ -73,6 +74,31 @@ sub filter_entities_by_privs {
return $filtered;
}
+sub target_used_by {
+ my ($target) = @_;
+
+ my $used_by = [];
+
+ # Check keys in datacenter.cfg
+ my $dc_conf = PVE::Cluster::cfs_read_file('datacenter.cfg');
+ for my $key (qw(target-package-updates target-replication target-fencing)) {
+ if ($dc_conf->{notify} && $dc_conf->{notify}->{$key} eq $target) {
+ push @$used_by, $key;
+ }
+ }
+
+ # Check backup jobs
+ my $jobs_conf = PVE::Cluster::cfs_read_file('jobs.cfg');
+ for my $key (keys %{$jobs_conf->{ids}}) {
+ my $job = $jobs_conf->{ids}->{$key};
+ if ($job->{'notification-target'} eq $target) {
+ push @$used_by, $key;
+ }
+ }
+
+ return join(', ', @$used_by);
+}
+
__PACKAGE__->register_method ({
name => 'index',
path => '',
@@ -482,6 +508,11 @@ __PACKAGE__->register_method ({
my ($param) = @_;
my $name = extract_param($param, 'name');
+ my $used_by = target_used_by($name);
+ if ($used_by) {
+ raise_param_exc({'name' => "Cannot remove $name, used by: $used_by"});
+ }
+
eval {
PVE::Notify::lock_config(sub {
my $config = PVE::Notify::read_config();
@@ -758,11 +789,17 @@ __PACKAGE__->register_method ({
returns => { type => 'null' },
code => sub {
my ($param) = @_;
+ my $name = extract_param($param, 'name');
+
+ my $used_by = target_used_by($name);
+ if ($used_by) {
+ raise_param_exc({'name' => "Cannot remove $name, used by: $used_by"});
+ }
eval {
PVE::Notify::lock_config(sub {
my $config = PVE::Notify::read_config();
- $config->delete_sendmail_endpoint($param->{name});
+ $config->delete_sendmail_endpoint($name);
PVE::Notify::write_config($config);
});
};
@@ -1008,6 +1045,11 @@ __PACKAGE__->register_method ({
my ($param) = @_;
my $name = extract_param($param, 'name');
+ my $used_by = target_used_by($name);
+ if ($used_by) {
+ raise_param_exc({'name' => "Cannot remove $name, used by: $used_by"});
+ }
+
eval {
PVE::Notify::lock_config(sub {
my $config = PVE::Notify::read_config();
--
2.39.2
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