268 lines
8.1 KiB
Bash
Executable File
268 lines
8.1 KiB
Bash
Executable File
#!/usr/bin/env bash
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cd src
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if [ -f debian/changelog ] || [ ! -d .git ]; then
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tamarin_info "Not a Git repository or Debian changelog already exists !"
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exit
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else
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tamarin_info "Creating changelog with commits information."
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fi
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# Get pkg tags as tie points in commit history
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pkg_tags="$(git for-each-ref --format '%(refname)' refs/tags | tac)"
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# Set starting commit
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ceiling_commit=$(git describe --match "build/*" --abbrev=0 2>/dev/null)
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if [ -z "$ceiling_commit" ]
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then
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ceiling_commit="HEAD"
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fi
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first_commit=$(git rev-list --max-parents=0 HEAD)
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# Get commits log as changelog
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current_release_tag=$(git describe --match "release/*" --abbrev=0 2>/dev/null)
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if [[ -z ${current_release_tag} ]]
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then
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tamarin_warn "No release tag found, you repo should have a tag like 'release/*'"
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tamarin_info "Assuming tag release/0.0.0 on first commit of branch master"
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current_release="release/0.0.0"
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current_release_tag=${first_commit}
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else
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current_release=$current_release_tag
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fi
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touch debian/changelog
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project_name=$(tamarin_db get project_name)
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distribution=$(tamarin_db get distribution UNRELEASED)
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urgency=$(tamarin_db get urgency low)
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package_level=$(tamarin_db get package_level dev)
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function get_hash {
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# Return commit hash from various pointer
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pointer="$1"
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echo "$(git log -n1 --format=%H ${pointer})"
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}
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function get_short_hash {
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# Return commit short hash from various pointer
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pointer="$1"
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echo "$(git log -n1 --format=%h ${pointer})"
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}
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function get_previous_pkg_tag {
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# Return previous pkg/* tag or current tag if no previous pkg/* exists.
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commit="$1"
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echo "$(git describe --abbrev=0 --match='pkg/*' $commit 2>/dev/null)"
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}
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function parse_tag {
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tag="$1"
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flavor="${tag%%/*}"
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extended_version="${tag##*/}"
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if [ "$flavor" = "pkg" ]
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then
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exploded_version="$(echo $extended_version | sed "s/\([a-z0-9.]\+\)-\([0-9]\+\)\(-[a-z]\++[0-9]\+\)\?\(-\([0-9]\+\)-\(g[a-z0-9]\+\)\)\?$/version:\1 revision:\2 modification:\3 distance:\5 anchor:\6/")"
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elif [ "$flavor" = "release" ]
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then
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exploded_version="$(echo $extended_version | sed "s/\([a-z0-9.]\+\)\(-\([0-9]\+\)-\(g[a-z0-9]\+\)\)\?$/version:\1 distance:\3 anchor:\4/")"
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fi
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echo $exploded_version
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}
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function get_distance_from_tag {
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description_tag="$1"
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tag=${description_tag%-*-*}
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anchor="$2"
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if [[ "$(get_hash $tag)" =~ "$(get_hash $anchor)" ]]
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then
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echo 0
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else
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distance="$(parse_tag $description_tag)"
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distance="${distance#*distance:}"
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distance="${distance%% *}"
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echo $distance
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fi
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}
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function get_upstream_version_from_tag {
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tag="$1"
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upstream="$(parse_tag $tag)"
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upstream="${upstream#*version:}"
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upstream="${upstream%% *}"
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echo "$upstream"
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}
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function get_package_version_from_tag {
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tag="$1"
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package="$(parse_tag $tag)"
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package="${package#*revision:}"
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package="${package%% *}"
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echo "$package"
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}
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function get_distribution_from_tag {
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# tag pkg like pkg/<level>/<distrib>/<version>
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# <distrib> may be composed
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tag="$1"
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distribution="${tag#pkg/*/}"
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distribution="${distribution%/*}"
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distribution="${distribution/\//-}"
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echo $distribution
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}
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function get_previous_release_tag {
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# Return previous pkg/* tag or current tag if no previous pkg/* exists.
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commit="$1"
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echo "$(git describe --abbrev=0 --always --match='release/*' $commit)"
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}
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function on_pkg_tag {
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# Return 1 if current commit is tagged with pkg/* tag.
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commit="$1"
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nearest_old_pkg_tag="$(get_previous_pkg_tag $commit)"
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if [ -n "${nearest_old_pkg_tag}" ] && [ "$(get_hash ${commit})" = "$(get_hash ${nearest_old_pkg_tag})" ]
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then
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return 0
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else
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return 1
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fi
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}
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function next_step {
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# Return previous pkg/* tag or first commit if no pkg/* tag exists
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commit="$1"
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if [ "$(get_hash $commit)" = "$(get_hash $first_commit)" ]
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then
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echo $commit
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elif on_pkg_tag $commit
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then
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nearest_old_pkg_tag="$(get_previous_pkg_tag ${commit}^1)"
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else
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nearest_old_pkg_tag="$(get_previous_pkg_tag ${commit})"
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fi
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if [[ "$nearest_old_pkg_tag" =~ 'pkg/' ]]
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then
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echo $nearest_old_pkg_tag
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else
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echo $first_commit
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fi
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}
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function date_from_commit {
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# Return date suitable for changelog entry signature
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commit="$1"
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if [ "$(get_hash ${commit})" = "$(get_hash HEAD)" ]
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then
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package_date=$(date --rfc-2822)
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else
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maintainer_commit="$(get_previous_pkg_tag $commit)"
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package_date="$(git tag -l --format='%(creator)' ${maintainer_commit})"
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package_date="${package_date##*> }"
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package_date="$(date --rfc-2822 -d @${package_date% *})"
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fi
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echo "$package_date"
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}
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function packager_from_commit {
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# Return Name <mail> id format, suitable for changelog entry signature
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commit="$1"
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if on_pkg_tag "${commit}"
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then
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maintainer_commit="$(get_previous_pkg_tag $commit)"
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maintainer="$(git tag -l --format='%(creator)' ${maintainer_commit})"
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maintainer="${maintainer%>*}>"
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else
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maintainer="$(git log -n1 --format='%cn <%ce>')"
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fi
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maintainer=$(tamarin_db get maintainer "${maintainer}")
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echo "$maintainer"
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}
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function next_version {
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commit="$1"
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# upstream version is given by most recent of release or pkg tag
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previous_pkg="$(git describe --long --match='pkg/*' $commit 2>/dev/null)"
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previous_release="$(git describe --long --match='release/*' $commit 2>/dev/null)"
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if [ -n "$previous_release" ] && [ -n "$previous_pkg" ]
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then
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distance_from_pkg=$(get_distance_from_tag "$previous_pkg" "$commit")
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distance_from_release=$(get_distance_from_tag "$previous_release" "$commit")
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if [ $distance_from_release -le $distance_from_pkg ]
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then
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distance=$distance_from_release
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version="$(get_upstream_version_from_tag $previous_release)-1"
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else
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distance=$distance_from_pkg
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version="$(get_upstream_version_from_tag $previous_pkg)-$(expr $(get_package_version_from_tag $previous_pkg) + 1)"
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fi
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elif [ -n "$previous_release" ]
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then
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distance_from_release=$(get_distance_from_tag "$previous_release" "$commit")
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distance=$distance_from_release
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version="$(get_upstream_version_from_tag $previous_release)-1"
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elif [ -n "$previous_pkg" ]
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then
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distance=$distance_from_pkg
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version="$(get_upstream_version_from_tag $previous_pkg)-$(expr $(get_package_version_from_tag $previous_pkg) + 1)"
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else
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distance=$(git rev-list --no-merges --count ${commit}..${first_commit})
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version="0.0.0-1"
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fi
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if [ "$package_level" = 'dev' ] || [ "$package_level" = 'staging' ]
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then
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version="${version}~${package_level}+${distance}"
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fi
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echo $version
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}
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function gen_changelog_entry {
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ceiling_commit=$1
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floor_commit="$(next_step "${ceiling_commit}")"
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if [ "$(get_hash ${ceiling_commit})" = "$(get_hash ${floor_commit})" ]
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then
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return 1
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fi
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if on_pkg_tag $ceiling_commit
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then
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ceiling_commit="$(get_previous_pkg_tag $ceiling_commit)"
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version="$(get_upstream_version_from_tag $ceiling_commit)-$(get_package_version_from_tag $ceiling_commit)"
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distribution="$(get_distribution_from_tag $ceiling_commit)"
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else
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tamarin_info "current commit $ceiling_commit"
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version=$(next_version $ceiling_commit)
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distribution="UNRELEASED"
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fi
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#current_release="$(git describe --abbrev=0 --always --match='release/*' $ceiling_commit)"
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tamarin_info "Création de l’entrée de changelog entre ${ceiling_commit} et ${floor_commit}"
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maintainer="$(packager_from_commit ${ceiling_commit})"
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package_date="$(date_from_commit ${ceiling_commit})"
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version=${version/_/-}
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changelog_entry="${project_name} (${version}) ${distribution}; urgency=${urgency}"
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echo "$changelog_entry" >> debian/changelog
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echo >> debian/changelog
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for commit in $(git log --no-merges --format='%H' ${floor_commit}..${ceiling_commit})
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do
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subject="$(git log -n1 --format=%s ${commit})"
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echo " * ${subject}" >> debian/changelog
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#ceiling_commit="$(git log -n1 --format='%H' ${commit}^1)"
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done
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echo >> debian/changelog
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changelog_sign=" -- ${maintainer} ${package_date}"
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echo "$changelog_sign" >> debian/changelog
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echo >> debian/changelog
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ceiling_commit=${floor_commit}
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}
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function gen_changelog() {
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while gen_changelog_entry $ceiling_commit
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do
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echo $changelog_entry
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done
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}
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gen_changelog
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cp debian/changelog /dist/changelog
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