From 09612b852f2573932952b1456b86684218cae18d Mon Sep 17 00:00:00 2001
From: Nicolas MASSE <nicolas.masse@itix.fr>
Date: Thu, 31 Dec 2020 13:52:14 +0100
Subject: [PATCH] add a release script

---
 .gitignore |  3 +++
 release.sh | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 72 insertions(+)
 create mode 100755 release.sh

diff --git a/.gitignore b/.gitignore
index 135221b..e812fe7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
 *.yaml
 photo-bot
 statik
+bin
+release
+
diff --git a/release.sh b/release.sh
new file mode 100755
index 0000000..d273e93
--- /dev/null
+++ b/release.sh
@@ -0,0 +1,69 @@
+#!/bin/bash
+
+set -Eeuo pipefail
+
+NAME="photo-bot"
+GIT_SHA="$(git --no-pager describe --always --dirty)"
+BUILD_TIME="$(date '+%s')"
+LFLAGS="-X main.gitsha=$GIT_SHA -X main.compiled=$BUILD_TIME"
+
+VERSION="${VERSION:-$GIT_SHA}"
+echo "Version: $VERSION"
+
+release() {
+  echo "Building $NAME-$VERSION for $GOOS/$GOARCH (${GOARM:-default})..."
+
+  if [ "$GOOS" == "windows" ]; then
+    EXT=".exe"
+  else
+    EXT=""
+  fi
+
+  if [ "$GOARCH" == "arm" -a -n "${GOARM:-}" ]; then
+    ARM_EXT="-armv$GOARM"
+  else
+    ARM_EXT=""
+  fi
+
+  export GOARCH GOOS
+  if [ -n "${GOARM:-}" ]; then
+    export GOARM
+  fi
+
+  go build -ldflags " -w $LFLAGS" -o "bin/$NAME$EXT"
+  tar -czf "release/$NAME-$GOOS-$GOARCH$ARM_EXT.tar.gz" -C bin/ "$NAME$EXT"
+  sha1sum "release/$NAME-$GOOS-$GOARCH$ARM_EXT.tar.gz" > "release/$NAME-$GOOS-$GOARCH$ARM_EXT.tar.gz.sha1"
+  rm -f "bin/$NAME$EXT"
+}
+
+rm -rf bin release
+mkdir -p bin release
+
+while read configuration; do
+  unset GOOS
+  unset GOARCH
+  unset GOARM
+  eval "$configuration"
+  release
+done <<EOF
+GOOS=linux GOARCH=amd64
+GOOS=linux GOARCH=arm64
+GOOS=linux GOARCH=arm GOARM=5
+GOOS=darwin GOARCH=amd64
+EOF
+
+CURRENT_TAG="$(git describe --tags --exact-match 2>/dev/null || true)"
+CURRENT_COMMIT_ID="$(git rev-parse HEAD)"
+
+if [ -z "$CURRENT_TAG" ]; then
+  echo "Currently not on a tag. Skipping GitHub release creation..."
+  exit 0
+fi
+
+gh auth status
+if ! gh release list | grep -qx "$VERSION"; then
+  echo "Creating the $VERSION release..."
+  gh release create "$VERSION" release/* -d --target "$CURRENT_COMMIT_ID" -n "Released v$VERSION" --title "v$VERSION"
+else
+  gh release upload "$VERSION" --clobber release/*
+fi