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tailscale/build_docker.sh

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#!/usr/bin/env sh
#
# Runs `go build` with flags configured for docker distribution. All
# it does differently from `go build` is burn git commit and version
# information into the binaries inside docker, so that we can track down user
# issues.
#
############################################################################
#
# WARNING: Tailscale is not yet officially supported in container
# environments, such as Docker and Kubernetes. Though it should work, we
# don't regularly test it, and we know there are some feature limitations.
#
# See current bugs tagged "containers":
# https://github.com/tailscale/tailscale/labels/containers
#
############################################################################
set -eu
# Use the "go" binary from the "tool" directory (which is github.com/tailscale/go)
export PATH=$PWD/tool:$PATH
eval $(./build_dist.sh shellvars)
DEFAULT_TARGET="client"
DEFAULT_TAGS="v${VERSION_SHORT},v${VERSION_MINOR}"
DEFAULT_BASE="tailscale/alpine-base:3.18"
PUSH="${PUSH:-false}"
TARGET="${TARGET:-${DEFAULT_TARGET}}"
TAGS="${TAGS:-${DEFAULT_TAGS}}"
BASE="${BASE:-${DEFAULT_BASE}}"
PLATFORM="${PLATFORM:-}" # default to all platforms
case "$TARGET" in
client)
DEFAULT_REPOS="tailscale/tailscale"
REPOS="${REPOS:-${DEFAULT_REPOS}}"
go run github.com/tailscale/mkctr \
--gopaths="\
tailscale.com/cmd/tailscale:/usr/local/bin/tailscale, \
tailscale.com/cmd/tailscaled:/usr/local/bin/tailscaled, \
tailscale.com/cmd/containerboot:/usr/local/bin/containerboot" \
--ldflags="\
-X tailscale.com/version.longStamp=${VERSION_LONG} \
-X tailscale.com/version.shortStamp=${VERSION_SHORT} \
-X tailscale.com/version.gitCommitStamp=${VERSION_GIT_HASH}" \
--base="${BASE}" \
--tags="${TAGS}" \
--repos="${REPOS}" \
--push="${PUSH}" \
--target="${PLATFORM}" \
/usr/local/bin/containerboot
;;
operator)
DEFAULT_REPOS="tailscale/k8s-operator"
REPOS="${REPOS:-${DEFAULT_REPOS}}"
go run github.com/tailscale/mkctr \
--gopaths="tailscale.com/cmd/k8s-operator:/usr/local/bin/operator" \
--ldflags="\
-X tailscale.com/version.longStamp=${VERSION_LONG} \
-X tailscale.com/version.shortStamp=${VERSION_SHORT} \
-X tailscale.com/version.gitCommitStamp=${VERSION_GIT_HASH}" \
--base="${BASE}" \
--tags="${TAGS}" \
--repos="${REPOS}" \
--push="${PUSH}" \
--target="${PLATFORM}" \
/usr/local/bin/operator
;;
*)
echo "unknown target: $TARGET"
exit 1
;;
esac