Dashboard Migrations: v11 - no-op (#111273)

* migrate to v19

* migrate to v18

* Migration to be verified: v17 Convert minSpan to maxPerRow in panels

* Migration to be verified: 16 Grid layout migration

* Refactor v17 and v19 migrations to use shared helper functions

* Migration to be verified: 15 No-op migration for schema consistency

* Migration to be verified: 14 Shared crosshair to graph tooltip migration

* cleanup

* wip

* complete migration

* fix lint issues

* refactor and test with minimal graph config

* update tests

* migrate to v12

* extract defaults outside the func

* lint

* lint

* add missing showValues prop

* migrate to v11

* add test files

* update

* add context and fix latest version

* add context

* add context

* generate snapshots

* v13 should be no-op

* clean up

* fix tests

* snapshots

* fix test

* remove v28

* remove singlestat migraiton from frontend migrator because this is an automigration

* remove unused function

* Remove v24 table plugin logic

* cleanup

* remove plugin version for automigrate as it was used only in v24 and v28 that have been removed

* cleanup

* update snapshot

* es lint

---------

Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>

apps/dashboard/pkg/migration/schemaversion/migrations.go

@@ -7,7 +7,7 @@ import (
 )
 
 const (
-	MIN_VERSION    = 11
+	MIN_VERSION    = 10
 	LATEST_VERSION = 42
 )
 
@@ -35,6 +35,7 @@ type PanelPluginInfo struct {
 
 func GetMigrations(dsInfoProvider DataSourceInfoProvider) map[int]SchemaVersionMigrationFunc {
 	return map[int]SchemaVersionMigrationFunc{
+		11: V11,
 		12: V12,
 		13: V13,
 		14: V14,

apps/dashboard/pkg/migration/schemaversion/v11.go

@@ -0,0 +1,28 @@
+package schemaversion
+
+import "context"
+
+// V11 migration is a no-op migration
+// It only updates the schema version to 11
+// It's created to keep the migration history consistent
+// Frontend migrator doesn't have a migration for schema version 11
+// No specific migration logic is needed between schema version 10 and 11
+
+// Example before migration:
+// {
+//   "schemaVersion": 10,
+//   "title": "My Dashboard",
+//   "panels": [...]
+// }
+
+// Example after migration:
+// {
+//   "schemaVersion": 11,
+//   "title": "My Dashboard",
+//   "panels": [...]
+// }
+
+func V11(_ context.Context, dashboard map[string]interface{}) error {
+	dashboard["schemaVersion"] = 11
+	return nil
+}

apps/dashboard/pkg/migration/schemaversion/v11_test.go

@@ -0,0 +1,38 @@
+package schemaversion_test
+
+import (
+	"testing"
+
+	"github.com/grafana/grafana/apps/dashboard/pkg/migration/schemaversion"
+)
+
+func TestV11(t *testing.T) {
+	tests := []migrationTestCase{
+		{
+			name: "v11 no-op migration, updates schema version only",
+			input: map[string]interface{}{
+				"title":         "V11 No-Op Migration Test Dashboard",
+				"schemaVersion": 10,
+				"panels": []interface{}{
+					map[string]interface{}{
+						"type":  "graph",
+						"title": "Panel remains unchanged",
+						"id":    1,
+					},
+				},
+			},
+			expected: map[string]interface{}{
+				"title":         "V11 No-Op Migration Test Dashboard",
+				"schemaVersion": 11,
+				"panels": []interface{}{
+					map[string]interface{}{
+						"type":  "graph",
+						"title": "Panel remains unchanged",
+						"id":    1,
+					},
+				},
+			},
+		},
+	}
+	runMigrationTests(t, tests, schemaversion.V11)
+}

apps/dashboard/pkg/migration/testdata/input/v11.no-op-migration.json

@@ -0,0 +1,58 @@
+{
+    "title": "V11 No-Op Migration Test Dashboard",
+    "schemaVersion": 10,
+    "panels": [
+      {
+        "type": "graph",
+        "title": "CPU Usage",
+        "id": 1,
+        "yAxes": [
+          {
+            "show": true,
+            "min": null,
+            "max": null
+          }
+        ]
+      },
+      {
+        "type": "singlestat", 
+        "title": "Memory Usage",
+        "id": 2,
+        "valueMaps": [
+          {
+            "op": "=",
+            "text": "N/A",
+            "value": "null"
+          }
+        ]
+      }
+    ],
+    "templating": {
+      "list": [
+        {
+          "name": "server",
+          "type": "query",
+          "datasource": "prometheus",
+          "query": "label_values(server)",
+          "refresh": 1,
+          "options": []
+        }
+      ]
+    },
+    "annotations": {
+      "list": [
+        {
+          "name": "Annotations & Alerts",
+          "datasource": "grafana",
+          "enable": true
+        }
+      ]
+    },
+    "time": {
+      "from": "now-6h",
+      "to": "now"
+    },
+    "timepicker": {
+      "refresh_intervals": ["5s", "10s", "30s", "1m", "5m", "15m", "30m", "1h", "2h", "1d"]
+    }
+  }

apps/dashboard/pkg/migration/testdata/output/latest_version/v11.no-op-migration.v42.json

@@ -0,0 +1,121 @@
+{
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": {
+          "type": "grafana",
+          "uid": "-- Grafana --"
+        },
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations \u0026 Alerts",
+        "type": "dashboard"
+      },
+      {
+        "datasource": {
+          "uid": "grafana"
+        },
+        "enable": true,
+        "name": "Annotations \u0026 Alerts"
+      }
+    ]
+  },
+  "editable": true,
+  "fiscalYearStartMonth": 0,
+  "graphTooltip": 0,
+  "links": [],
+  "panels": [
+    {
+      "autoMigrateFrom": "graph",
+      "datasource": {
+        "apiVersion": "v1",
+        "type": "prometheus",
+        "uid": "default-ds-uid"
+      },
+      "id": 1,
+      "targets": [
+        {
+          "datasource": {
+            "apiVersion": "v1",
+            "type": "prometheus",
+            "uid": "default-ds-uid"
+          },
+          "refId": "A"
+        }
+      ],
+      "title": "CPU Usage",
+      "type": "timeseries",
+      "yAxes": [
+        {
+          "show": true
+        }
+      ]
+    },
+    {
+      "autoMigrateFrom": "singlestat",
+      "datasource": {
+        "apiVersion": "v1",
+        "type": "prometheus",
+        "uid": "default-ds-uid"
+      },
+      "id": 2,
+      "targets": [
+        {
+          "datasource": {
+            "apiVersion": "v1",
+            "type": "prometheus",
+            "uid": "default-ds-uid"
+          },
+          "refId": "A"
+        }
+      ],
+      "title": "Memory Usage",
+      "type": "stat",
+      "valueMaps": [
+        {
+          "op": "=",
+          "text": "N/A",
+          "value": "null"
+        }
+      ]
+    }
+  ],
+  "refresh": "",
+  "schemaVersion": 42,
+  "tags": [],
+  "templating": {
+    "list": [
+      {
+        "datasource": "prometheus",
+        "name": "server",
+        "options": [],
+        "query": "label_values(server)",
+        "refresh": 1,
+        "type": "query"
+      }
+    ]
+  },
+  "time": {
+    "from": "now-6h",
+    "to": "now"
+  },
+  "timepicker": {
+    "refresh_intervals": [
+      "5s",
+      "10s",
+      "30s",
+      "1m",
+      "5m",
+      "15m",
+      "30m",
+      "1h",
+      "2h",
+      "1d"
+    ]
+  },
+  "timezone": "",
+  "title": "V11 No-Op Migration Test Dashboard",
+  "weekStart": ""
+}

apps/dashboard/pkg/migration/testdata/output/single_version/v11.no-op-migration.v11.json

@@ -0,0 +1,88 @@
+{
+  "annotations": {
+    "list": [
+      {
+        "builtIn": 1,
+        "datasource": {
+          "type": "grafana",
+          "uid": "-- Grafana --"
+        },
+        "enable": true,
+        "hide": true,
+        "iconColor": "rgba(0, 211, 255, 1)",
+        "name": "Annotations \u0026 Alerts",
+        "type": "dashboard"
+      },
+      {
+        "datasource": "grafana",
+        "enable": true,
+        "name": "Annotations \u0026 Alerts"
+      }
+    ]
+  },
+  "editable": true,
+  "fiscalYearStartMonth": 0,
+  "graphTooltip": 0,
+  "links": [],
+  "panels": [
+    {
+      "autoMigrateFrom": "graph",
+      "id": 1,
+      "title": "CPU Usage",
+      "type": "timeseries",
+      "yAxes": [
+        {
+          "show": true
+        }
+      ]
+    },
+    {
+      "autoMigrateFrom": "singlestat",
+      "id": 2,
+      "title": "Memory Usage",
+      "type": "stat",
+      "valueMaps": [
+        {
+          "op": "=",
+          "text": "N/A",
+          "value": "null"
+        }
+      ]
+    }
+  ],
+  "schemaVersion": 11,
+  "tags": [],
+  "templating": {
+    "list": [
+      {
+        "datasource": "prometheus",
+        "name": "server",
+        "options": [],
+        "query": "label_values(server)",
+        "refresh": 1,
+        "type": "query"
+      }
+    ]
+  },
+  "time": {
+    "from": "now-6h",
+    "to": "now"
+  },
+  "timepicker": {
+    "refresh_intervals": [
+      "5s",
+      "10s",
+      "30s",
+      "1m",
+      "5m",
+      "15m",
+      "30m",
+      "1h",
+      "2h",
+      "1d"
+    ]
+  },
+  "timezone": "",
+  "title": "V11 No-Op Migration Test Dashboard",
+  "weekStart": ""
+}