fix: Use Debian Bullseye base image for build image

This change is necessary to allow the binaries built using the Loki
build image to run on operating systems with older libc version.

Signed-off-by: Christian Haudum <[email protected]>

loki-build-image/Dockerfile

@@ -5,8 +5,10 @@
 # See ../docs/sources/community/maintaining/release-loki-build-image.md for instructions
 # on how to publish a new build image.
 ARG GO_VERSION=1.23
+ARG GOLANG_BASE_IMAGE=${GO_VERSION}-bullseye
+
 # Install helm (https://helm.sh/) and helm-docs (https://github.com/norwoodj/helm-docs) for generating Helm Chart reference.
-FROM golang:${GO_VERSION}-bookworm AS helm
+FROM ${GOLANG_BASE_IMAGE} AS helm
 ARG TARGETARCH
 ARG HELM_VER="v3.2.3"
 RUN curl -L "https://get.helm.sh/helm-${HELM_VER}-linux-$TARGETARCH.tar.gz" | tar zx && \
@@ -38,7 +40,7 @@ RUN apk add --no-cache curl && \
 FROM alpine:3.20.3 AS docker
 RUN apk add --no-cache docker-cli docker-cli-buildx
 
-FROM golang:${GO_VERSION}-bookworm AS drone
+FROM ${GOLANG_BASE_IMAGE} AS drone
 ARG TARGETARCH
 RUN curl -L "https://github.com/drone/drone-cli/releases/download/v1.7.0/drone_linux_$TARGETARCH".tar.gz | tar zx && \
     install -t /usr/local/bin drone
@@ -48,35 +50,35 @@ RUN curl -L "https://github.com/drone/drone-cli/releases/download/v1.7.0/drone_l
 # Error:
 # github.com/fatih/[email protected] requires golang.org/x/[email protected]
 #   (not golang.org/x/[email protected] from golang.org/x/tools/cmd/goyacc@58d531046acdc757f177387bc1725bfa79895d69)
-FROM golang:${GO_VERSION}-bookworm AS faillint
+FROM ${GOLANG_BASE_IMAGE} AS faillint
 RUN GO111MODULE=on go install github.com/fatih/[email protected]
 RUN GO111MODULE=on go install golang.org/x/tools/cmd/[email protected]
 
-FROM golang:${GO_VERSION}-bookworm AS delve
+FROM ${GOLANG_BASE_IMAGE} AS delve
 RUN GO111MODULE=on go install github.com/go-delve/delve/cmd/dlv@latest
 
 # Install ghr used to push binaries and template the release
 # This collides with the version of go tools used in the base image, thus we install it in its own image and copy it over.
-FROM golang:${GO_VERSION}-bookworm AS ghr
+FROM ${GOLANG_BASE_IMAGE} AS ghr
 RUN GO111MODULE=on go install github.com/tcnksm/ghr@9349474
 
 # Install nfpm (https://nfpm.goreleaser.com) for creating .deb and .rpm packages.
-FROM golang:${GO_VERSION}-bookworm AS nfpm
+FROM ${GOLANG_BASE_IMAGE} AS nfpm
 RUN GO111MODULE=on go install github.com/goreleaser/nfpm/v2/cmd/[email protected]
 
 # Install gotestsum
-FROM golang:${GO_VERSION}-bookworm AS gotestsum
+FROM ${GOLANG_BASE_IMAGE} AS gotestsum
 RUN GO111MODULE=on go install gotest.tools/[email protected]
 
 # Install tools used to compile jsonnet.
-FROM golang:${GO_VERSION}-bookworm AS jsonnet
+FROM ${GOLANG_BASE_IMAGE} AS jsonnet
 RUN GO111MODULE=on go install github.com/jsonnet-bundler/jsonnet-bundler/cmd/[email protected]
 RUN GO111MODULE=on go install github.com/monitoring-mixins/mixtool/cmd/mixtool@16dc166166d91e93475b86b9355a4faed2400c18
 RUN GO111MODULE=on go install github.com/google/go-jsonnet/cmd/[email protected]
 
 FROM aquasec/trivy AS trivy
 
-FROM golang:${GO_VERSION}-bookworm
+FROM ${GOLANG_BASE_IMAGE}
 RUN apt-get update && \
     apt-get install -qy \
     musl gnupg ragel \