feat: Upgrade Go to 1.25.8 (release-3.6.x)

.github/workflows/build-loki-binary.yml

@@ -9,7 +9,7 @@ permissions:
   contents: read
 
 env:
-  GO_VERSION: "1.25.7"
+  GO_VERSION: "1.25.8"
 
 jobs:
   build:

.github/workflows/check.yml

@@ -15,4 +15,4 @@
     - "main"
 "permissions":
   "contents": "read"
-  "pull-requests": "read"
+  "pull-requests": "read"

.github/workflows/images.yml

@@ -10,7 +10,7 @@
   "loki-canary-boringcrypto-image":
     "env":
       "BUILD_TIMEOUT": 60
-      "GO_VERSION": "1.25.7"
+      "GO_VERSION": "1.25.8"
       "IMAGE_PREFIX": "grafana"
       "RELEASE_LIB_REF": "fb3b12ec3e6411bcb951a5ea08cc983c2f2735fc"
       "RELEASE_REPO": "grafana/loki"
@@ -134,7 +134,7 @@
   "loki-canary-image":
     "env":
       "BUILD_TIMEOUT": 60
-      "GO_VERSION": "1.25.7"
+      "GO_VERSION": "1.25.8"
       "IMAGE_PREFIX": "grafana"
       "RELEASE_LIB_REF": "fb3b12ec3e6411bcb951a5ea08cc983c2f2735fc"
       "RELEASE_REPO": "grafana/loki"
@@ -258,7 +258,7 @@
   "loki-image":
     "env":
       "BUILD_TIMEOUT": 60
-      "GO_VERSION": "1.25.7"
+      "GO_VERSION": "1.25.8"
       "IMAGE_PREFIX": "grafana"
       "RELEASE_LIB_REF": "fb3b12ec3e6411bcb951a5ea08cc983c2f2735fc"
       "RELEASE_REPO": "grafana/loki"
@@ -382,7 +382,7 @@
   "promtail-image":
     "env":
       "BUILD_TIMEOUT": 60
-      "GO_VERSION": "1.25.7"
+      "GO_VERSION": "1.25.8"
       "IMAGE_PREFIX": "grafana"
       "RELEASE_LIB_REF": "fb3b12ec3e6411bcb951a5ea08cc983c2f2735fc"
       "RELEASE_REPO": "grafana/loki"
@@ -503,150 +503,6 @@
           ${OUTPUTS_IMAGE_NAME}@${IMAGE_DIGEST_AMD64} \
           ${OUTPUTS_IMAGE_NAME}@${IMAGE_DIGEST_ARM}
         docker buildx imagetools inspect $IMAGE
-  "querytee-image":
-    "env":
-      "BUILD_TIMEOUT": 60
-      "GO_VERSION": "1.25.7"
-      "IMAGE_PREFIX": "grafana"
-      "RELEASE_LIB_REF": "fb3b12ec3e6411bcb951a5ea08cc983c2f2735fc"
-      "RELEASE_REPO": "grafana/loki"
-    "needs":
-    - "check"
-    "outputs":
-      "image_digest_linux_amd64": "${{ steps.digest.outputs.digest_linux_amd64 }}"
-      "image_digest_linux_arm": "${{ steps.digest.outputs.digest_linux_arm }}"
-      "image_digest_linux_arm64": "${{ steps.digest.outputs.digest_linux_arm64 }}"
-      "image_name": "${{ steps.weekly-version.outputs.image_name }}"
-      "image_tag": "${{ steps.weekly-version.outputs.image_version }}"
-    "permissions":
-      "contents": "read"
-      "id-token": "write"
-    "runs-on": "${{ matrix.runs_on }}"
-    "steps":
-    - "name": "pull release library code"
-      "uses": "actions/checkout@v4"
-      "with":
-        "path": "lib"
-        "persist-credentials": false
-        "ref": "${{ env.RELEASE_LIB_REF }}"
-        "repository": "grafana/loki-release"
-    - "name": "pull code to release"
-      "uses": "actions/checkout@v4"
-      "with":
-        "path": "release"
-        "persist-credentials": false
-        "repository": "${{ env.RELEASE_REPO }}"
-    - "name": "setup node"
-      "uses": "actions/setup-node@v4"
-      "with":
-        "node-version": 20
-        "package-manager-cache": false
-    - "name": "Set up Docker buildx"
-      "uses": "docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2"
-    - "name": "Login to DockerHub (from Vault)"
-      "uses": "grafana/shared-workflows/actions/dockerhub-login@fa48192dac470ae356b3f7007229f3ac28c48a25"
-    - "id": "weekly-version"
-      "name": "Get weekly version"
-      "run": |
-        version=$(./tools/image-tag)
-        echo "image_version=$version" >> $GITHUB_OUTPUT
-        echo "image_name=${{ env.IMAGE_PREFIX }}/loki-query-tee" >> $GITHUB_OUTPUT
-        echo "image_full_name=${{ env.IMAGE_PREFIX }}/loki-query-tee:$version" >> $GITHUB_OUTPUT
-      "working-directory": "release"
-    - "id": "platform"
-      "name": "Parse image platform"
-      "run": |
-        platform="$(echo "${{ matrix.arch }}" | sed "s/\(.*\)\/\(.*\)/\1-\2/")"
-        echo "platform=${platform}" >> $GITHUB_OUTPUT
-        echo "platform_short=$(echo ${{ matrix.arch }} | cut -d / -f 2)" >> $GITHUB_OUTPUT
-      "working-directory": "release"
-    - "id": "build-push"
-      "name": "Build and push"
-      "timeout-minutes": "${{ fromJSON(env.BUILD_TIMEOUT) }}"
-      "uses": "docker/build-push-action@14487ce63c7a62a4a324b0bfb37086795e31c6c1"
-      "with":
-        "build-args": |
-          IMAGE_TAG=${{ steps.weekly-version.outputs.image_version }}
-          GO_VERSION=${{ env.GO_VERSION }}
-        "context": "release"
-        "file": "release/cmd/querytee/Dockerfile"
-        "outputs": "push-by-digest=true,type=image,name=${{ steps.weekly-version.outputs.image_name }},push=true"
-        "platforms": "${{ matrix.arch }}"
-        "provenance": true
-        "tags": "${{ steps.weekly-version.outputs.image_name }}"
-    - "env":
-        "OUTPUTS_DIGEST": "${{ steps.build-push.outputs.digest }}"
-      "id": "digest"
-      "name": "Process image digest"
-      "run": |
-        arch=$(echo ${{ matrix.arch }} | tr "/" "_")
-        echo "digest_$arch=$OUTPUTS_DIGEST" >> $GITHUB_OUTPUT
-      "working-directory": "release"
-    "strategy":
-      "fail-fast": true
-      "matrix":
-        "include":
-        - "arch": "linux/amd64"
-          "runs_on":
-          - "github-hosted-ubuntu-x64-small"
-        - "arch": "linux/arm64"
-          "runs_on":
-          - "github-hosted-ubuntu-arm64-small"
-        - "arch": "linux/arm"
-          "runs_on":
-          - "github-hosted-ubuntu-arm64-small"
-  "querytee-manifest":
-    "env":
-      "BUILD_TIMEOUT": 60
-      "IMAGE_DIGEST_AMD64": "${{ needs.querytee-image.outputs.image_digest_linux_amd64 }}"
-      "IMAGE_DIGEST_ARM": "${{ needs.querytee-image.outputs.image_digest_linux_arm }}"
-      "IMAGE_DIGEST_ARM64": "${{ needs.querytee-image.outputs.image_digest_linux_arm64 }}"
-      "OUTPUTS_IMAGE_NAME": "${{ needs.querytee-image.outputs.image_name }}"
-      "OUTPUTS_IMAGE_TAG": "${{ needs.querytee-image.outputs.image_tag }}"
-    "needs":
-    - "querytee-image"
-    "permissions":
-      "contents": "read"
-      "id-token": "write"
-    "runs-on": "ubuntu-latest"
-    "steps":
-    - "name": "Set up Docker buildx"
-      "uses": "docker/setup-buildx-action@b5ca514318bd6ebac0fb2aedd5d36ec1b5c232a2"
-    - "name": "Login to DockerHub (from Vault)"
-      "uses": "grafana/shared-workflows/actions/dockerhub-login@75804962c1ba608148988c1e2dc35fbb0ee21746"
-    - "name": "Publish multi-arch manifest"
-      "run": |
-        # Unfortunately there is no better way atm than having a separate named output for each digest
-        echo "linux/arm64 $IMAGE_DIGEST_ARM64"
-        echo "linux/amd64 $IMAGE_DIGEST_AMD64"
-        echo "linux/arm   $IMAGE_DIGEST_ARM"
-        IMAGE="${OUTPUTS_IMAGE_NAME}:${OUTPUTS_IMAGE_TAG}"
-        echo "Create multi-arch manifest for $IMAGE"
-        docker buildx imagetools create -t $IMAGE \
-          ${OUTPUTS_IMAGE_NAME}@${IMAGE_DIGEST_ARM64} \
-          ${OUTPUTS_IMAGE_NAME}@${IMAGE_DIGEST_AMD64} \
-          ${OUTPUTS_IMAGE_NAME}@${IMAGE_DIGEST_ARM}
-        docker buildx imagetools inspect $IMAGE
-  "trigger-cd":
-    "env":
-      "IMAGE_TAG": "${{ needs.loki-image.outputs.image_tag }}"
-    "if": "github.ref == 'refs/heads/main'"
-    "needs":
-    - "loki-image"
-    - "loki-manifest"
-    - "loki-canary-manifest"
-    "permissions":
-      "contents": "read"
-      "id-token": "write"
-    "runs-on": "ubuntu-latest"
-    "steps":
-    - "name": "Trigger CD workflow"
-      "uses": "grafana/shared-workflows/actions/trigger-argo-workflow@8b88213bca76e86f9f59b43038cc5d7545452436"
-      "with":
-        "instance": "ops"
-        "namespace": "loki-cd"
-        "parameters": "imageTag=${{ env.IMAGE_TAG }}"
-        "workflow_template": "loki-continuous-deployment"
 "name": "Publish images"
 "on":
   "push":
@@ -656,4 +512,4 @@
   "workflow_dispatch": {}
 "permissions":
   "contents": "read"
-  "pull-requests": "read"
+  "pull-requests": "read"

.github/workflows/logql-correctness.yml

@@ -30,7 +30,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v4
         with:
-          go-version: "1.25.7"
+          go-version: "1.25.8"
 
       # The metastore generates invalid filenames for Windows (with colons),
       # which get rejected by upload-artifact. We zip these files to avoid this
@@ -76,7 +76,7 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v4
         with:
-          go-version: "1.25.7"
+          go-version: "1.25.8"
 
       - name: Create results directory
         run: mkdir -p ./pkg/logql/bench/results

.github/workflows/minor-release-pr.yml

@@ -1111,4 +1111,4 @@ name: "Prepare Minor Release PR from Weekly"
     - "k[0-9]+"
 permissions:
   contents: "read"
-  pull-requests: "read"
+  pull-requests: "read"

.github/workflows/patch-release-pr.yml

@@ -1111,4 +1111,4 @@ name: "Prepare Patch Release PR"
     - "release-[0-9]+.[0-9]+.x"
 permissions:
   contents: "read"
-  pull-requests: "read"
+  pull-requests: "read"

.github/workflows/release.yml

@@ -441,4 +441,4 @@ name: "create release"
     - "main"
 permissions:
   contents: "read"
-  pull-requests: "read"
+  pull-requests: "read"

Makefile

@@ -26,7 +26,7 @@ DOCKER_INTERACTIVE_FLAGS := --tty --interactive
 endif
 
 # Ensure you run `make release-workflows` after changing this
-GO_VERSION         := 1.25.7
+GO_VERSION         := 1.25.8
 # Ensure you run `make IMAGE_TAG=<updated-tag> build-image-push` after changing this
 BUILD_IMAGE_TAG    := 0.34.10
 

cmd/chunks-inspect/go.mod

@@ -1,8 +1,8 @@
 module github.com/grafana/loki/cmd/chunks-inspect
 
-go 1.22
+go 1.25.0
 
-toolchain go1.24.0
+toolchain go1.25.8
 
 require (
 	github.com/golang/snappy v1.0.0

cmd/dataobj-inspect/go.mod

@@ -1,8 +1,8 @@
 module github.com/grafana/loki/cmd/index
 
-go 1.24.0
+go 1.25.0
 
-toolchain go1.24.3
+toolchain go1.25.8
 
 replace github.com/grafana/loki/v3 => ../..
 

cmd/logcli/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 ARG IMAGE_TAG
 FROM golang:${GO_VERSION} AS build
 

cmd/logql-analyzer/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 FROM golang:${GO_VERSION} AS build
 
 COPY . /src/loki

cmd/loki-canary-boringcrypto/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 FROM golang:${GO_VERSION} as build
 ARG IMAGE_TAG
 

cmd/loki-canary/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 FROM golang:${GO_VERSION} AS build
 ARG IMAGE_TAG
 

cmd/loki/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 
 # Go build stage
 FROM golang:${GO_VERSION} AS build

cmd/loki/Dockerfile.cross

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 # Directories in this file are referenced from the root of the project not this folder
 # This file is intended to be called from the root like so:
 # docker build -t grafana/loki -f cmd/loki/Dockerfile .

cmd/migrate/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 FROM golang:${GO_VERSION} AS build
 COPY . /src/loki
 WORKDIR /src/loki

cmd/segment-inspect/go.mod

@@ -1,8 +1,8 @@
 module github.com/grafana/loki/cmd/segment-inspect
 
-go 1.24.0
+go 1.25.0
 
-toolchain go1.24.3
+toolchain go1.25.8
 
 require (
 	github.com/dustin/go-humanize v1.0.1

go.mod

@@ -1,8 +1,8 @@
 module github.com/grafana/loki/v3
 
-go 1.24.0
+go 1.25.0
 
-toolchain go1.24.8
+toolchain go1.25.8
 
 require (
 	cloud.google.com/go/bigtable v1.40.1

pkg/push/go.mod

@@ -1,8 +1,8 @@
 module github.com/grafana/loki/pkg/push
 
-go 1.24.0
+go 1.25.0
 
-toolchain go1.24.3
+toolchain go1.25.8
 
 require (
 	github.com/gogo/protobuf v1.3.2

production/helm/loki/src/helm-test/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 FROM golang:${GO_VERSION} as build
 
 # build via Makefile target helm-test-image in root

tools/stream-generator/Dockerfile

@@ -1,4 +1,4 @@
-ARG GO_VERSION=1.24
+ARG GO_VERSION=1.25
 
 # Go build stage
 FROM golang:${GO_VERSION} AS build

vendor/modules.txt

@@ -1185,7 +1185,7 @@ github.com/grafana/gomemcache/memcache
 ## explicit; go 1.13
 github.com/grafana/jsonparser
 # github.com/grafana/loki/pkg/push v0.0.0-20250630054201-94c0ba7b0952 => ./pkg/push
-## explicit; go 1.24.0
+## explicit; go 1.25.0
 github.com/grafana/loki/pkg/push
 # github.com/grafana/otel-profiling-go v0.5.1
 ## explicit; go 1.16