remove goreleaser. use bash scripts instead

Signed-off-by: Sahin <[email protected]>

.github/workflows/release.yaml

@@ -0,0 +1,24 @@
+name: release
+
+on:
+  # TODO: remove
+  workflow_dispatch:
+
+jobs:
+  publish_artifacts:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-go@v2
+        with:
+          go-version: '1.17.x'
+      - run: |  
+          ./hack/release_build.sh \
+            -a linux/amd64 -a linux/arm64 -a linux/armhf -a linux/armel  -a linux/386 -a linux/s390x \
+            -a freebsd/amd64 -a freebsd/arm64 -a freebsd/armhf -a freebsd/armel  -a freebsd/386 \
+            -a darwin/arm64 -a darwin/amd64
+          # TODO: enable this
+          # ./hack/release_sign.sh -S A135FAC32CC7DAE364F972CED3456C900C6869E1
+      - uses: actions/upload-artifact@v2
+        with:
+          path: ./release/*/*

.gitignore

@@ -3,5 +3,4 @@
 /umoci.cov*
 /.cache
 /release
-*.swp
-dist
+*.swp

hack/release_build.sh

@@ -0,0 +1,169 @@
+#!/bin/bash
+# release.sh: configurable signed-artefact release script
+# Copyright (C) 2016-2020 SUSE LLC
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+set -Eeuo pipefail
+source "$(dirname "$BASH_SOURCE")/readlinkf.sh"
+
+## --->
+# Project-specific options and functions. In *theory* you shouldn't need to
+# touch anything else in this script in order to use this elsewhere.
+project="umoci"
+root="$(readlinkf_posix "$(dirname "${BASH_SOURCE}")/..")"
+
+
+# This function takes an output path as an argument, where the built
+# (preferably static) binary should be placed.
+function build_project() {
+	builddir="$(dirname "$1")"
+	shift
+	tmprootfs="$(mktemp -dt "$project-build.XXXXXX")"
+
+	for osarch in $@; do 
+		IFS='/' read -ra OSARCH <<< "$osarch"
+		local OS=${OSARCH[0]}
+		local ARCH=${OSARCH[1]}
+		log "building for $OS/$ARCH"
+
+		set_cross_env $OS $ARCH
+		make -C "$root" BUILD_DIR="$tmprootfs" COMMIT_NO=  "$project.static"
+		mv "$tmprootfs/$project.static" "$builddir/${project}_${OS}_$ARCH"
+		rm -rf "$tmprootfs"
+	done
+}
+# End of the easy-to-configure portion.
+## <---
+
+# Print usage information.
+function usage() {
+	echo "usage: release_build.sh [-a <os/cross-arch>]... [-c <commit-ish>] [-H <hashcmd>]" >&2
+	echo "                        [-r <release-dir>] [-v <version>]" >&2
+	exit 1
+}
+
+# Log something to stderr.
+function log() {
+	echo "[*]" "$@" >&2
+}
+
+# Log something to stderr and then exit with 0.
+function bail() {
+	log "$@"
+	exit 0
+}
+
+
+function set_cross_env() {
+	GOOS="$1"
+	GOARCH="$2"
+	# it might be set from prev iterations 
+	unset GOARM
+
+	case $2 in
+	armel)
+		GOARCH=arm
+		GOARM=6
+		;;
+	armhf)
+		GOARCH=arm
+		GOARM=7
+		;;
+	# since we already checked the archs we do not need to declare
+	# a case for them
+	esac
+	export GOOS GOARCH GOARM
+}
+
+# used to validate arch and os strings
+supported_oses=(linux darwin freebsd)
+supported_archs=(amd64 arm64 armhf armel  386 s390x)
+
+function assert_os_arch_support() {
+	IFS='/' read -ra OSARCH <<< "$1"
+	if [[ ! "${supported_oses[*]}" =~ "${OSARCH[0]}" ]]; then
+		bail "unsupported os $1. expected one of: ${supported_oses[@]}"
+	fi
+	if [[ ! "${supported_archs[*]}" =~ "${OSARCH[1]}" ]]; then
+		bail "unsupported arch $1. expected one of: ${supported_archs[@]}"
+	fi
+}
+
+
+
+# When creating releases we need to build (ideally static) binaries, an archive
+# of the current commit, and generate detached signatures for both.
+keyid=""
+version=""
+commit="HEAD"
+hashcmd="sha256sum"
+# define os/arch targets to build for
+declare -a osarch
+
+
+while getopts "a:c:H:hr:v:" opt; do
+	case "$opt" in
+	a)
+		assert_os_arch_support "$OPTARG"
+		osarch+=($OPTARG)
+		;;
+	c)
+		commit="$OPTARG"
+		;;
+	H)
+		hashcmd="$OPTARG"
+		;;
+	h)
+		usage
+		;;
+	r)
+		releasedir="$OPTARG"
+		;;
+	v)
+		version="$OPTARG"
+		;;
+	:)
+		echo "Missing argument: -$OPTARG" >&2
+		usage
+		;;
+	\?)
+		echo "Invalid option: -$OPTARG" >&2
+		usage
+		;;
+	esac
+done
+
+
+# Generate the defaults for version and so on *after* argument parsing and
+# setup_project, to avoid calling get_version() needlessly.
+version="${version:-$(<"$root/VERSION")}"
+releasedir="${releasedir:-release/$version}"
+hashcmd="${hashcmd:-sha256sum}"
+# Suffixes of files to checksum/sign.
+suffixes=(tar.xz ${supported_archs[@]})
+
+log "creating $project release in '$releasedir'"
+log "  version: $version"
+log "   commit: $commit"
+log "     hash: $hashcmd"
+
+# Make explicit what we're doing.
+#set -x
+
+# Make the release directory.
+rm -rf "$releasedir" && mkdir -p "$releasedir"
+
+# Build project.
+build_project "$releasedir/$project" "${osarch[@]}"
+
+# Generate new archive.
+git archive --format=tar --prefix="$project-$version/" "$commit" | xz > "$releasedir/$project.tar.xz"
+
+# Generate sha256 checksums for both.
+(
+	cd "$releasedir"
+	"$hashcmd" $(tree -fai | grep ${suffixes[@]/#/-e } | tr '\n' ' ') > "$project.$hashcmd"
+)