From 15b7aa1df10ec0bca3756f1fda6feccce4140460 Mon Sep 17 00:00:00 2001
From: Mahe Tardy <mahe.tardy@gmail.com>
Date: Wed, 5 Jun 2024 11:15:01 +0200
Subject: [PATCH] renovate: fix Go postUpgradeTasks for stable branches

We recently switched to using the toolchain directive on the main which
broke Go updates postUpgradeTasks on stable branches (see #2494 or
commit bee5a74c9e233d379ff912f0db5182ac01f828af).

Signed-off-by: Mahe Tardy <mahe.tardy@gmail.com>
---
 .github/renovate.json5 | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/.github/renovate.json5 b/.github/renovate.json5
index 72c8ead1e7b..5583f8601cc 100644
--- a/.github/renovate.json5
+++ b/.github/renovate.json5
@@ -15,6 +15,7 @@
     "^make vendor$",
     "^make -C install/kubernetes$",
     "^go mod vendor$",
+    "^install-tool golang \\$\\(grep -oP '\\^go \\\\K\\.\\+' go\\.mod\\)$",
     "^install-tool golang \\$\\(grep -oP '\\^toolchain go\\\\K\\.\\+' go\\.mod\\)$"
   ],
   // repository configuration
@@ -212,11 +213,16 @@
       }
     },
     {
+      // main branch is using the new toolchain directive
       "groupName": "Go",
       "matchPackageNames": [
         "go",
         "docker.io/library/golang"
       ],
+      "matchBaseBranches": [
+        "v1.0",
+        "v1.1",
+      ],
       // postUpgradeTasks is only for when the Go module directives are bumped
       "postUpgradeTasks": {
         // We need to trigger a golang install manually here because in some
@@ -227,6 +233,27 @@
         "executionMode": "branch"
       },
     },
+    {
+      // stable branches are using the go directive
+      "groupName": "Go",
+      "matchPackageNames": [
+        "go",
+        "docker.io/library/golang"
+      ],
+      "matchBaseBranches": [
+        "v1.0",
+        "v1.1",
+      ],
+      // postUpgradeTasks is only for when the Go module directives are bumped
+      "postUpgradeTasks": {
+        // We need to trigger a golang install manually here because in some
+        // cases it might not be preinstalled, see:
+        // https://github.com/renovatebot/renovate/discussions/23485
+        "commands": ["install-tool golang $(grep -oP '^go \\K.+' go.mod)", "make vendor"],
+        "fileFilters": ["**/**"],
+        "executionMode": "branch"
+      },
+    },
     {
       // Group golangci-lint updates to overrule grouping of version updates in
       // the GHA files. Without this, golangci-lint updates are not in sync for