chore: Update Cloud Run functions runtime versions (#8534)

* chore: Update Cloud Functions runtime versions

Updates the Node.js and Python runtime versions to align with the latest supported runtimes on Cloud Run.

Notably, this changes the default runtime of python to be 3.13 instead of 3.12.

* Add changelog.

* Add python313 support.

* Update firebase.config schema.

* Schema update, fix unit tests.

* Update status for decommissioned runtimes.

* Fix tests.

* Update firebase.config schema.

---------

Co-authored-by: joehan <joehanley@google.com>

Author: taeold

CHANGELOG.md

@@ -1,3 +1,4 @@
+- Updated supported runtimes for functions. Default python runtime is now 3.13. (#8534)
 - Fixed issue where Secret Manager API was not automatically enabled for functions using secrets. (#8528)
 - Changed artifact registry cleanup policy error to warn for CI/CD workloads #8513
 - Enhance firebase init apphosting to support local source deploys. (#8479)

schema/firebase-config.json

@@ -275,16 +275,12 @@
                 },
                 "runtime": {
                     "enum": [
-                        "nodejs10",
-                        "nodejs12",
-                        "nodejs14",
-                        "nodejs16",
-                        "nodejs18",
                         "nodejs20",
                         "nodejs22",
                         "python310",
                         "python311",
-                        "python312"
+                        "python312",
+                        "python313"
                     ],
                     "type": "string"
                 },

src/deploy/functions/runtimes/python/index.ts

@@ -60,6 +60,8 @@ export function getPythonBinary(
     return "python3.11";
   } else if (runtime === "python312") {
     return "python3.12";
+  } else if (runtime === "python313") {
+    return "python3.13";
   }
   assertExhaustive(runtime, `Unhandled python runtime ${runtime as string}`);
 }

src/deploy/functions/runtimes/supported/supported.spec.ts

@@ -46,7 +46,7 @@ describe("supported runtimes", () => {
       expect(logLabeledWarning).to.have.been.calledWith(
         "functions",
         "Runtime Node.js 20 was deprecated on 2026-04-30 and will be " +
-          "decommissioned on 2026-10-31, after which you will not be able to " +
+          "decommissioned on 2026-10-30, after which you will not be able to " +
           "deploy without upgrading. Consider upgrading now to avoid disruption. See " +
           "https://cloud.google.com/functions/docs/runtime-support for full " +
           "details on the lifecycle policy",
@@ -58,7 +58,7 @@ describe("supported runtimes", () => {
       expect(logLabeledWarning).to.have.been.calledWith(
         "functions",
         "Runtime Node.js 20 will be deprecated on 2026-04-30 and will be " +
-          "decommissioned on 2026-10-31, after which you will not be able to " +
+          "decommissioned on 2026-10-30, after which you will not be able to " +
           "deploy without upgrading. Consider upgrading now to avoid disruption. See " +
           "https://cloud.google.com/functions/docs/runtime-support for full " +
           "details on the lifecycle policy",

src/deploy/functions/runtimes/supported/types.ts

@@ -49,63 +49,69 @@ export const RUNTIMES = runtimes({
   },
   nodejs10: {
     friendly: "Node.js 10",
-    status: "GA",
+    status: "decommissioned",
     deprecationDate: "2024-01-30",
     decommissionDate: "2025-01-30",
   },
   nodejs12: {
     friendly: "Node.js 12",
-    status: "GA",
+    status: "decommissioned",
     deprecationDate: "2024-01-30",
     decommissionDate: "2025-01-30",
   },
   nodejs14: {
     friendly: "Node.js 14",
-    status: "GA",
+    status: "decommissioned",
     deprecationDate: "2024-01-30",
     decommissionDate: "2025-01-30",
   },
   nodejs16: {
     friendly: "Node.js 16",
-    status: "GA",
+    status: "decommissioned",
     deprecationDate: "2024-01-30",
     decommissionDate: "2025-01-30",
   },
   nodejs18: {
     friendly: "Node.js 18",
-    status: "GA",
+    status: "decommissioned",
     deprecationDate: "2025-04-30",
-    decommissionDate: "2025-10-31",
+    decommissionDate: "2025-10-30",
   },
   nodejs20: {
     friendly: "Node.js 20",
     status: "GA",
     deprecationDate: "2026-04-30",
-    decommissionDate: "2026-10-31",
+    decommissionDate: "2026-10-30",
   },
   nodejs22: {
     friendly: "Node.js 22",
     status: "GA",
     deprecationDate: "2027-04-30",
-    decommissionDate: "2027-10-31",
+    decommissionDate: "2028-10-31",
   },
   python310: {
     friendly: "Python 3.10",
     status: "GA",
     deprecationDate: "2026-10-04",
-    decommissionDate: "2027-04-30",
+    decommissionDate: "2027-04-04",
   },
   python311: {
     friendly: "Python 3.11",
     status: "GA",
     deprecationDate: "2027-10-24",
-    decommissionDate: "2028-04-30",
+    decommissionDate: "2028-04-24",
   },
   python312: {
     friendly: "Python 3.12",
     status: "GA",
     deprecationDate: "2028-10-02",
-    decommissionDate: "2029-04-30",
+    decommissionDate: "2029-04-02",
+  },
+  python313: {
+    friendly: "Python 3.13",
+    status: "GA",
+    deprecationDate: "2029-10-10",
+    decommissionDate: "2030-04-10",
   },
 });
 

src/functions/projectConfig.spec.ts

@@ -29,7 +29,7 @@ describe("projectConfig", () => {
     });
 
     it("fails validation given config w/o source", () => {
-      expect(() => projectConfig.validate([{ runtime: "nodejs10" }])).to.throw(
+      expect(() => projectConfig.validate([{ runtime: "nodejs22" }])).to.throw(
         FirebaseError,
         /codebase source must be specified/,
       );
@@ -84,7 +84,7 @@ describe("projectConfig", () => {
     });
 
     it("fails validation given singleton config w/o source", () => {
-      expect(() => projectConfig.normalizeAndValidate({ runtime: "nodejs10" })).to.throw(
+      expect(() => projectConfig.normalizeAndValidate({ runtime: "nodejs22" })).to.throw(
         FirebaseError,
         /codebase source must be specified/,
       );
@@ -98,7 +98,7 @@ describe("projectConfig", () => {
     });
 
     it("fails validation given multi-resource config w/o source", () => {
-      expect(() => projectConfig.normalizeAndValidate([{ runtime: "nodejs10" }])).to.throw(
+      expect(() => projectConfig.normalizeAndValidate([{ runtime: "nodejs22" }])).to.throw(
         FirebaseError,
         /codebase source must be specified/,
       );