[PATCH guest-common 2/2] fix #1964: replication config: add a setting to skip freezing guest filesystems

[Maximiliano Sandoval <m.sandoval@proxmox.com>]

We log an entry when a freeze would have happened and we skip it based on
replication.cfg.

Signed-off-by: Maximiliano Sandoval <m.sandoval@proxmox.com>
---
 src/PVE/Replication.pm       | 7 +++++++
 src/PVE/ReplicationConfig.pm | 8 ++++++++
 2 files changed, 15 insertions(+)

diff --git a/src/PVE/Replication.pm b/src/PVE/Replication.pm
index ba4c2c1..79f0be4 100644
--- a/src/PVE/Replication.pm
+++ b/src/PVE/Replication.pm
@@ -300,6 +300,13 @@ sub replicate {
 
     my $conf = $guest_class->load_config($vmid);
     my ($running, $freezefs) = $guest_class->__snapshot_check_freeze_needed($vmid, $conf, 0);
+    if ($jobcfg->{'skip-freeze-fs'}) {
+        $logfunc->(
+            "replication job configured with 'skip-freeze-fs' enabled, not freezing guest filesystems"
+        ) if $freezefs;
+        $freezefs = 0;
+    }
+
     my $volumes = $guest_class->get_replicatable_volumes(
         $storecfg,
         $vmid,
diff --git a/src/PVE/ReplicationConfig.pm b/src/PVE/ReplicationConfig.pm
index cf9ee01..fcedbfe 100644
--- a/src/PVE/ReplicationConfig.pm
+++ b/src/PVE/ReplicationConfig.pm
@@ -96,6 +96,13 @@ my $defaultData = {
             format => 'pve-node',
             optional => 1,
         },
+        'skip-freeze-fs' => {
+            description =>
+                "Wether to skip freezing & thawing the guest's filesystems during replication",
+            type => 'boolean',
+            optional => 1,
+            default => 0,
+        },
     },
 };
 
@@ -335,6 +342,7 @@ sub options {
         schedule => { optional => 1 },
         remove_job => { optional => 1 },
         source => { optional => 1 },
+        'skip-freeze-fs' => { optional => 1 },
     };
 }
 
-- 
2.47.3