[v0.20.x-branch] Backport #11098: build: bump Go language to 1.25.13 and toolchain to 1.26.6

.github/actions/setup-go/action.yml

@@ -52,8 +52,8 @@ runs:
         # The key is used to create and later look up the cache. It's made of
         # four parts:
         # - The base part is made from the OS name, Go version and a
-        #   job-specified key prefix. Example: `linux-go-1.25.5-unit-test-`.
-        #   It ensures that a job running on Linux with Go 1.25 only looks for
+        #   job-specified key prefix. Example: `linux-go-1.26.6-unit-test-`.
+        #   It ensures that a job running on Linux with Go 1.26 only looks for
         #   caches from the same environment.
         # - The unique part is the `hashFiles('**/go.sum')`, which calculates a
         #   hash (a fingerprint) of the go.sum file. 

.github/workflows/main.yml

@@ -40,7 +40,7 @@ env:
 
   # If you change this please also update GO_VERSION in Makefile (then run
   # `make lint` to see where else it needs to be updated as well).
-  GO_VERSION: 1.25.5
+  GO_VERSION: 1.26.6
 
 jobs:
   static-checks:
@@ -176,7 +176,7 @@ jobs:
           - name: amd64
             sys: darwin-amd64 freebsd-amd64 linux-amd64 netbsd-amd64 openbsd-amd64 windows-amd64
           - name: arm
-            sys: darwin-arm64 freebsd-arm linux-armv6 linux-armv7 linux-arm64 windows-arm
+            sys: darwin-arm64 freebsd-arm linux-armv6 linux-armv7 linux-arm64 windows-arm64
     steps:
       - name: Git checkout
         uses: actions/checkout@v5

.github/workflows/release.yaml

@@ -12,7 +12,7 @@ defaults:
 env:
   # If you change this please also update GO_VERSION in Makefile (then run
   # `make lint` to see where else it needs to be updated as well).
-  GO_VERSION: 1.25.5
+  GO_VERSION: 1.26.6
 
 jobs:
   ########################

.golangci.yml

@@ -1,7 +1,7 @@
 run:
   # If you change this please also update GO_VERSION in Makefile (then run
   # `make lint` to see where else it needs to be updated as well).
-  go: "1.25.5"
+  go: "1.26.6"
 
   # Abort after 10 minutes.
   timeout: 10m

Dockerfile

@@ -1,6 +1,6 @@
 # If you change this please also update GO_VERSION in Makefile (then run
 # `make lint` to see where else it needs to be updated as well).
-FROM golang:1.25.5-alpine as builder
+FROM golang:1.26.6-alpine as builder
 
 # Force Go to use the cgo based DNS resolver. This is required to ensure DNS
 # queries required to connect to linked containers succeed.

Makefile

@@ -28,7 +28,7 @@ ACTIVE_GO_VERSION_MINOR := $(shell echo $(ACTIVE_GO_VERSION) | cut -d. -f2)
 # GO_VERSION is the Go version used for the release build, docker files, and
 # GitHub Actions. This is the reference version for the project. All other Go
 # versions are checked against this version.
-GO_VERSION = 1.25.5
+GO_VERSION = 1.26.6
 
 GOBUILD := $(GOCC) build -v
 GOINSTALL := $(GOCC) install -v

cert/go.mod

@@ -1,6 +1,6 @@
 module github.com/lightningnetwork/lnd/cert
 
-go 1.24.11
+go 1.25.13
 
 require github.com/stretchr/testify v1.8.2
 

clock/go.mod

@@ -1,6 +1,6 @@
 module github.com/lightningnetwork/lnd/clock
 
-go 1.24.11
+go 1.25.13
 
 require github.com/stretchr/testify v1.8.2
 

dev.Dockerfile

@@ -1,6 +1,6 @@
 # If you change this please also update GO_VERSION in Makefile (then run
 # `make lint` to see where else it needs to be updated as well).
-FROM golang:1.25.5-alpine AS builder
+FROM golang:1.26.6-alpine AS builder
 
 LABEL maintainer="Olaoluwa Osuntokun <laolu@lightning.engineering>"
 

docker/btcd/Dockerfile

@@ -1,6 +1,6 @@
 # If you change this please also update GO_VERSION in Makefile (then run
 # `make lint` to see where else it needs to be updated as well).
-FROM golang:1.25.5-alpine as builder
+FROM golang:1.26.6-alpine AS builder
 
 LABEL maintainer="Olaoluwa Osuntokun <laolu@lightning.engineering>"
 

docs/INSTALL.md

@@ -93,23 +93,23 @@ following build dependencies are required:
 
 ### Installing Go
 
-`lnd` is written in Go, with a minimum version of `1.24.11` (or, in case this
+`lnd` is written in Go, with a minimum version of `1.25.13` (or, in case this
 document gets out of date, whatever the Go version in the main `go.mod` file
 requires). To install, run one of the following commands for your OS:
 
 <details>
   <summary>Linux (x86-64)</summary>
 
   ```
-  wget https://dl.google.com/go/go1.24.11.linux-amd64.tar.gz
-  echo "bceca00afaac856bc48b4cc33db7cd9eb383c81811379faed3bdbc80edb0af65  go1.24.11.linux-amd64.tar.gz" | sha256sum --check
+  wget https://dl.google.com/go/go1.25.13.linux-amd64.tar.gz
+  echo "39042a078ea9ceebe3ecda4a7188f0f5b96e14a071d27923ba7f40b456e85ae3  go1.25.13.linux-amd64.tar.gz" | sha256sum --check
   ```
 
-  The command above should output `go1.24.11.linux-amd64.tar.gz: OK`. If it
+  The command above should output `go1.25.13.linux-amd64.tar.gz: OK`. If it
   doesn't, then the target REPO HAS BEEN MODIFIED, and you shouldn't install
   this version of Go. If it matches, then proceed to install Go:
   ```
-  sudo rm -rf /usr/local/go && sudo tar -C /usr/local -xzf go1.24.11.linux-amd64.tar.gz
+  sudo rm -rf /usr/local/go && sudo tar -C /usr/local -xzf go1.25.13.linux-amd64.tar.gz
   export PATH=$PATH:/usr/local/go/bin
   ```
 </details>
@@ -118,15 +118,15 @@ requires). To install, run one of the following commands for your OS:
   <summary>Linux (ARMv6)</summary>
 
   ```
-  wget https://dl.google.com/go/go1.24.11.linux-armv6l.tar.gz
-  echo "24d712a7e8ea2f429c05bc67287249e0291f2fe0ea6d6ff268f11b7343ad0f47  go1.24.11.linux-armv6l.tar.gz" | sha256sum --check
+  wget https://dl.google.com/go/go1.25.13.linux-armv6l.tar.gz
+  echo "f98ba3beb03a5c269d0115c7f8573483c139be88ce9989e53aff336826d13f5c  go1.25.13.linux-armv6l.tar.gz" | sha256sum --check
   ```
 
-  The command above should output `go1.24.11.linux-armv6l.tar.gz: OK`. If it
+  The command above should output `go1.25.13.linux-armv6l.tar.gz: OK`. If it
   isn't, then the target REPO HAS BEEN MODIFIED, and you shouldn't install
   this version of Go. If it matches, then proceed to install Go:
   ```
-  sudo rm -rf /usr/local/go && tar -C /usr/local -xzf go1.24.11.linux-armv6l.tar.gz
+  sudo rm -rf /usr/local/go && sudo tar -C /usr/local -xzf go1.25.13.linux-armv6l.tar.gz
   export PATH=$PATH:/usr/local/go/bin
   ```
 

fn/go.mod

@@ -1,6 +1,6 @@
 module github.com/lightningnetwork/lnd/fn/v2
 
-go 1.24.11
+go 1.25.13
 
 require (
 	github.com/stretchr/testify v1.8.1

go.mod

@@ -213,9 +213,9 @@ replace github.com/gogo/protobuf => github.com/gogo/protobuf v1.3.2
 // allows us to specify that as an option.
 replace google.golang.org/protobuf => github.com/lightninglabs/protobuf-go-hex-display v1.33.0-hex-display
 
-// If you change this please also update docs/INSTALL.md and GO_VERSION in
-// Makefile (then run `make lint` to see where else it needs to be updated as
-// well).
-go 1.24.11
+// If you change this please also update docs/INSTALL.md and all other go.mod
+// files. The release build toolchain version is tracked separately by
+// GO_VERSION in Makefile.
+go 1.25.13
 
 retract v0.0.2

healthcheck/go.mod

@@ -24,4 +24,4 @@ require (
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
-go 1.24.11
+go 1.25.13

kvdb/go.mod

@@ -147,4 +147,4 @@ replace github.com/ulikunitz/xz => github.com/ulikunitz/xz v0.5.11
 // https://deps.dev/advisory/OSV/GO-2021-0053?from=%2Fgo%2Fgithub.com%252Fgogo%252Fprotobuf%2Fv1.3.1
 replace github.com/gogo/protobuf => github.com/gogo/protobuf v1.3.2
 
-go 1.24.11
+go 1.25.13

lnrpc/Dockerfile

@@ -1,6 +1,6 @@
 # If you change this please also update GO_VERSION in Makefile (then run
 # `make lint` to see where else it needs to be updated as well).
-FROM golang:1.25.5-bookworm
+FROM golang:1.26.6-bookworm
 
 RUN apt-get update && apt-get install -y \
   git \

lnrpc/gen_protos_docker.sh

@@ -6,7 +6,7 @@ set -e
 DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 
 # golang docker image version used in this script.
-GO_IMAGE=docker.io/library/golang:1.25.5-alpine
+GO_IMAGE=docker.io/library/golang:1.26.6-alpine
 
 PROTOBUF_VERSION=$(docker run --rm -v $DIR/../:/lnd -w /lnd $GO_IMAGE \
 	go list -f '{{.Version}}' -m google.golang.org/protobuf)

make/builder.Dockerfile

@@ -1,6 +1,6 @@
 # If you change this please also update GO_VERSION in Makefile (then run
 # `make lint` to see where else it needs to be updated as well).
-FROM golang:1.25.5-bookworm
+FROM golang:1.26.6-bookworm
 
 MAINTAINER Olaoluwa Osuntokun <laolu@lightning.engineering>
 

make/release_flags.mk

@@ -26,7 +26,7 @@ netbsd-amd64 \
 openbsd-amd64 \
 windows-386 \
 windows-amd64 \
-windows-arm
+windows-arm64
 
 RELEASE_TAGS = autopilotrpc signrpc walletrpc chainrpc invoicesrpc watchtowerrpc neutrinorpc monitoring peersrpc kvdb_postgres kvdb_etcd kvdb_sqlite
 

mobile/README.md

@@ -103,7 +103,7 @@ following commands:
 
 ```
 RUN apt-get install -y wget \
-    && wget -c https://golang.org/dl/go1.17.6.linux-amd64.tar.gz -O - \
+    && wget -c https://dl.google.com/go/go1.26.6.linux-amd64.tar.gz -O - \
     | tar -xz -C /usr/local
 ENV GOPATH=/go
 ENV PATH=$PATH:/usr/local/go/bin:/go/bin

queue/go.mod

@@ -4,4 +4,4 @@ require github.com/lightningnetwork/lnd/ticker v1.0.0
 
 replace github.com/lightningnetwork/lnd/ticker v1.0.0 => ../ticker
 
-go 1.24.11
+go 1.25.13

sqldb/go.mod

@@ -75,4 +75,4 @@ require (
 	modernc.org/token v1.1.0 // indirect
 )
 
-go 1.24.11
+go 1.25.13

ticker/go.mod

@@ -1,3 +1,3 @@
 module github.com/lightningnetwork/lnd/ticker
 
-go 1.24.11
+go 1.25.13

tlv/go.mod

@@ -22,4 +22,4 @@ require (
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
-go 1.24.11
+go 1.25.13

tools/Dockerfile

@@ -1,4 +1,4 @@
-FROM golang:1.25.5
+FROM golang:1.26.6
 
 RUN apt-get update && apt-get install -y git
 ENV GOCACHE=/tmp/build/.cache

tools/go.mod

@@ -1,6 +1,6 @@
 module github.com/lightningnetwork/lnd/tools
 
-go 1.24.11
+go 1.25.13
 
 require (
 	github.com/btcsuite/btcd v0.24.2

tools/linters/go.mod

@@ -1,6 +1,6 @@
 module github.com/lightningnetwork/lnd/tools/linters
 
-go 1.24.11
+go 1.25.13
 
 require (
 	github.com/golangci/plugin-module-register v0.1.1

tor/go.mod

@@ -23,4 +23,4 @@ require (
 	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
 
-go 1.24.11
+go 1.25.13