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dns: cope with plugin json index not being available

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not nice to die plainly on a using this module (which can come in
indirectly/transitively), so lets better cope with that.

Nice side-effect, if nothing uses it, it won't get loaded, so less
IO and memory in that case.

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2021-11-09 17:57:57 +01:00
parent 7b8275a30d
commit e2483043c6
1 changed files with 8 additions and 2 deletions
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10
src/PVE/ACME/DNSChallenge.pm
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@ -23,13 +23,19 @@ sub type {
} }
my $DNS_API_CHALLENGE_SCHEMA_FN = '/usr/share/proxmox-acme/dns-challenge-schema.json'; my $DNS_API_CHALLENGE_SCHEMA_FN = '/usr/share/proxmox-acme/dns-challenge-schema.json';
my $plugins = from_json(PVE::Tools::file_get_contents($DNS_API_CHALLENGE_SCHEMA_FN));
my $plugin_cache;
sub get_supported_plugins { sub get_supported_plugins {
return $plugins; if (!$plugin_cache) {
$plugin_cache = -e $DNS_API_CHALLENGE_SCHEMA_FN # we allow this to be optional as not all users require
? from_json(PVE::Tools::file_get_contents($DNS_API_CHALLENGE_SCHEMA_FN))
: {};
}
return $plugin_cache;
} }
sub properties { sub properties {
my $plugins = get_supported_plugins();
return { return {
api => { api => {
description => "API plugin name", description => "API plugin name",