[PATCH proxmox-backup 21/29] api: notification: add 'migrate-to-expression' parameter to get_matcher

[Lukas Wagner <l.wagner@proxmox.com>]

If set, we return the matcher with any occurrences of the 'old' match-*,
invert-match and mode keys to an equivalent expression.

Signed-off-by: Lukas Wagner <l.wagner@proxmox.com>
---
 src/api2/config/notifications/matchers.rs | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/src/api2/config/notifications/matchers.rs b/src/api2/config/notifications/matchers.rs
index fba1859cf..504d26d40 100644
--- a/src/api2/config/notifications/matchers.rs
+++ b/src/api2/config/notifications/matchers.rs
@@ -40,6 +40,11 @@ pub fn list_matchers(
         properties: {
             name: {
                 schema: ENTITY_NAME_SCHEMA,
+            },
+            "migrate-to-expression": {
+                description: "Automatically translate existing 'match-*', 'invert-match' and 'mode' to an equivalent matching 'expression'",
+                optional: true,
+                default: false,
             }
         },
     },
@@ -49,9 +54,18 @@ pub fn list_matchers(
     },
 )]
 /// Get a notification matcher.
-pub fn get_matcher(name: String, rpcenv: &mut dyn RpcEnvironment) -> Result<MatcherConfig, Error> {
+pub fn get_matcher(
+    name: String,
+    migrate_to_expression: bool,
+    rpcenv: &mut dyn RpcEnvironment,
+) -> Result<MatcherConfig, Error> {
     let config = pbs_config::notifications::config()?;
-    let matcher = proxmox_notify::api::matcher::get_matcher(&config, &name)?;
+
+    let matcher = if migrate_to_expression {
+        proxmox_notify::api::matcher::get_matcher_as_expression(&config, &name)?
+    } else {
+        proxmox_notify::api::matcher::get_matcher(&config, &name)?
+    };
 
     rpcenv["digest"] = hex::encode(config.digest()).into();
 
-- 
2.47.3