From 8aec313e11ccdcdc16c04a3931ebd53da21bc24a Mon Sep 17 00:00:00 2001
From: Philippe Caseiro <pcaseiro@cadoles.com>
Date: Thu, 20 Aug 2015 16:29:36 +0200
Subject: [PATCH] Adding support for package versionning

Create a tag with release/X.X.X to change the package version
---
 hooks/git/create-changelog-prebuild | 50 ++++++++++++++++++-----------
 lib/build.sh                        |  4 ++-
 package.sh                          | 13 +++++---
 3 files changed, 44 insertions(+), 23 deletions(-)

diff --git a/hooks/git/create-changelog-prebuild b/hooks/git/create-changelog-prebuild
index dbd0bcc..51ece46 100755
--- a/hooks/git/create-changelog-prebuild
+++ b/hooks/git/create-changelog-prebuild
@@ -9,30 +9,44 @@ fi
 
 # Get commits log as changelog
 
-logs=$(git log --pretty=format:"%an - %h : %s" | sed 's/"/\\"/g')
+tags=$(git tag master -l "release/*")
 
-# Set the top commiter as the maintainer of the project if not defined
-top_contributor=$(git log --pretty=short | git shortlog -s -n -e | sed 's/^\s*[0-9]*\s*//g' | head -n 1)
-maintainer=$(get_opt maintainer "${top_contributor}")
+if [[ -z ${tags} ]]
+then
+  error "No relase tag found, you repo must have a tag like 'release/X.X'"
+  exit 2
+fi
 
-project_name=$(get_opt project_name)
-version=$(get_opt version 0.0.0)
-distribution=$(get_opt distribution UNRELEASED)
-urgency=$(get_opt urgency low)
+git checkout $(get_opt build_branch dist/ubuntu/precise/master)
+touch debian/changelog
 
-commit_count=$(git rev-list --count --first-parent HEAD)
-current_commit=$(git log -n 1 --pretty=format:"%h")
-version_suffix=${commit_count}~${current_commit}
+for tag in ${tags}
+do
+  logs=$(git log --pretty=format:"%an - %h : %s" ${tag} | sed 's/"/\\"/g')
 
-echo "${project_name} (${version}.tamarin${version_suffix}) ${distribution}; urgency=${urgency}" > debian/changelog
+  # Set the top commiter as the maintainer of the project if not defined
+  top_contributor=$(git log --pretty=short | git shortlog -s -n -e | sed 's/^\s*[0-9]*\s*//g' | head -n 1)
+  maintainer=$(get_opt maintainer "${top_contributor}")
 
-echo >> debian/changelog
+  project_name=$(get_opt project_name)
+  version=${tag#*/} #$(get_opt version 0.0.0)
+  distribution=$(get_opt distribution UNRELEASED)
+  urgency=$(get_opt urgency low)
 
-while read -r entry; do
+  commit_count=$(git rev-list --count --first-parent HEAD)
+  current_commit=$(git log -n 1 --pretty=format:"%h")
+  version_suffix=${commit_count}~${current_commit}
+
+  echo "${project_name} (${version}.tamarin${version_suffix}) ${distribution}; urgency=${urgency}" >> debian/changelog
+
+  echo >> debian/changelog
+
+  while read -r entry; do
     echo "  * ${entry}" >> debian/changelog
-done <<< "$(echo -e "${logs}" | sed 's/^"//')"
+  done <<< "$(echo -e "${logs}" | sed 's/^"//')"
 
-echo >> debian/changelog
+  echo >> debian/changelog
 
-echo " -- ${maintainer}  $(date -R)" >> debian/changelog
-echo >> debian/changelog
+  echo " -- ${maintainer}  $(date -R)" >> debian/changelog
+  echo >> debian/changelog
+done
diff --git a/lib/build.sh b/lib/build.sh
index d07ce40..d13f3b7 100755
--- a/lib/build.sh
+++ b/lib/build.sh
@@ -8,7 +8,8 @@ source "${TAMARIN_UTIL}"
 DIST_DIR="${BASE_DIR}/dist"
 SRC_DIR="${BASE_DIR}/src"
 PROJECT_NAME=${1}
-BUILD_DIR=${2}
+BUILD_BRANCH=${2}
+BUILD_DIR=${3}
 
 function build_project()
 {
@@ -17,6 +18,7 @@ function build_project()
 
   set_opt project_name "${PROJECT_NAME}"
   set_opt build_dir "${BUILD_DIR}"
+  set_opt build_branch "${BUILD_BRANCH}"
 
   local workspace=$(mktemp -p ${BUILD_DIR} -d)/${PROJECT_NAME}
   info "Build dir is ${workspace}"
diff --git a/package.sh b/package.sh
index e673167..d168f07 100755
--- a/package.sh
+++ b/package.sh
@@ -18,6 +18,7 @@ function show_usage {
   echo "  -i Optional : Name of the Docker image to use for build (default: debian:jessie)"
   echo "  -k Optional : Keep the Docker container after build "
   echo "  -b Optional : Build directory (default /tmp)"
+  echo "  -B Optional : Build branch (for git projects only) (default dist/ubuntu/precise/master)"
   echo
   exit 2
 }
@@ -46,7 +47,7 @@ function create_container {
     ENV DEBIAN_FRONTEND noninteractive
 
     RUN apt-get update &&\
-        apt-get install --yes build-essential devscripts equivs
+        apt-get install --yes build-essential devscripts equivs git-buildpackage
 
     RUN mkdir /root/.tamarin
     RUN mkdir /project
@@ -61,10 +62,10 @@ EOF
 
   if [[ -z ${BUILD_DIR} ]]
   then
-    echo "     CMD /root/.tamarin/lib/build.sh ${projectName} /tmp" >> "$temp_dir/Dockerfile"
+    echo "     CMD /root/.tamarin/lib/build.sh ${projectName} ${BUILD_BRANCH} /tmp" >> "$temp_dir/Dockerfile"
   else
     echo "     VOLUME /build" >> "$temp_dir/Dockerfile"
-    echo "     CMD /root/.tamarin/lib/build.sh ${projectName} /build" >> "$temp_dir/Dockerfile"
+    echo "     CMD /root/.tamarin/lib/build.sh ${projectName} ${BUILD_BRANCH} /build" >> "$temp_dir/Dockerfile"
   fi
 
   exec_hooks "containerbuild" "$temp_dir"
@@ -115,7 +116,7 @@ function main {
 #
 # Parsing options 
 # 
-while getopts "kp:d:i:b:" option
+while getopts "kp:d:i:b:B:" option
 do
   case $option in
     k)
@@ -133,6 +134,9 @@ do
     b)
       BUILD_DIR=$(readlink -f ${OPTARG})
     ;;
+    B)
+      BUILD_BRANCH=${OPTARG}
+    ;;
     *)
       show_usage
     ;;
@@ -142,6 +146,7 @@ done
 [[ -z ${PROJECT_PATH} ]] && show_usage
 [[ -z ${PROJECT_DEST} ]] && PROJECT_DEST=$(readlink -f "./packages")
 [[ -z ${BASE_IMAGE}   ]] && BASE_IMAGE="debian:jessie"
+[[ -z ${BUILD_BRANCH} ]] && BUILD_BRANCH="dist/ubuntu/precise/master"
 [[ -z ${PERSIST_CONTAINER} ]] && PERSIST_CONTAINER=0
 
 #