fix: expire index already exists not triggering on v7 (#98) (#99)

ntark · web-flow · commit e2fc22d98b08 · 2025-10-23T20:29:42.000-04:00
diff --git a/src/Serilog.Sinks.MongoDB/Helpers/MongoDbHelpers.cs b/src/Serilog.Sinks.MongoDB/Helpers/MongoDbHelpers.cs
@@ -58,9 +58,7 @@ internal static void VerifyCollectionExists(
         {
             database.CreateCollection(collectionName, collectionCreationOptions);
         }
-        catch (MongoCommandException e) when (e.ErrorMessage.Contains(
-                                                  "collection already exists",
-                                                  StringComparison.InvariantCultureIgnoreCase))
+        catch (MongoCommandException e) when (e.CodeName == "NamespaceExists")
         {
             // handled
         }
@@ -89,8 +87,7 @@ internal static void VerifyExpireTTLSetup(
 
                 return;
             }
-            catch (MongoCommandException ex) when (ex.ErrorMessage.Contains(
-                                                       "already exists with different options"))
+            catch (MongoCommandException ex) when (ex.CodeName == "IndexOptionsConflict")
             {
                 // handled -- just drop and recreate
                 logCollection.Indexes.DropOne(ExpireTTLIndexName);

Original file line number	Diff line number	Diff line change
`@@ -58,9 +58,7 @@ internal static void VerifyCollectionExists(`
`58`	`58`	`{`
`59`	`59`	`database.CreateCollection(collectionName, collectionCreationOptions);`
`60`	`60`	`}`
`61`		`- catch (MongoCommandException e) when (e.ErrorMessage.Contains(`
`62`		`- "collection already exists",`
`63`		`- StringComparison.InvariantCultureIgnoreCase))`
	`61`	`+ catch (MongoCommandException e) when (e.CodeName == "NamespaceExists")`
`64`	`62`	`{`
`65`	`63`	`// handled`
`66`	`64`	`}`
`@@ -89,8 +87,7 @@ internal static void VerifyExpireTTLSetup(`
`89`	`87`
`90`	`88`	`return;`
`91`	`89`	`}`
`92`		`- catch (MongoCommandException ex) when (ex.ErrorMessage.Contains(`
`93`		`- "already exists with different options"))`
	`90`	`+ catch (MongoCommandException ex) when (ex.CodeName == "IndexOptionsConflict")`
`94`	`91`	`{`
`95`	`92`	`// handled -- just drop and recreate`
`96`	`93`	`logCollection.Indexes.DropOne(ExpireTTLIndexName);`