USAGE="Usage: ${0##*/} [-b branch] [-d date] [-o oldver] [-n newver]"

OUTPUT=

BRANCH=

HTML=

DATE=

YEAR=

OLD=

NEW=

DIR=

die() {

[ "$#" -eq 0 ] || echo "$*" >&2

exit 1

}

err() {

echo "$*" >&2

}

quit() {

[ "$#" -eq 0 ] || echo "$*"

exit 0

}

while [ -n "$1" -a -z "${1##-*}" ]; do

case "$1" in

-d) DATE="$2" ; shift 2 ;;

-b) BRANCH="$2" ; shift 2 ;;

-o) OLD="$2" ; shift 2 ;;

-n) NEW="$2" ; shift 2 ;;

-h|--help) quit "$USAGE" ;;

*) die "$USAGE" ;;

esac

if [ $# -gt 0 ]; then

die "$USAGE"

if ! git rev-parse --verify -q HEAD >/dev/null; then

die "Failed to check git HEAD."

DIR="$PWD"

cd $(git rev-parse --show-toplevel)

if [ "$(git rev-parse --verify -q HEAD)" != "$(git rev-parse --verify -q master)" ]; then

die "git HEAD doesn't match master branch."

if [ "$(git diff HEAD|wc -c)" != 0 ]; then

err "You appear to have uncommitted local changes, please commit them first :"

git status -s -uno >&2

die

if [ -z "$NEW" ]; then

NEW="$(git describe --tags HEAD --abbrev=0)"

NEW="${NEW#v}"

if [ -z "$NEW" ]; then

die "Fatal: cannot determine new version, please specify it."

fi

if [ "$(git describe --tags HEAD)" != "v$NEW" ]; then

die "Current version doesn't seem tagged, it reports $(git describe --tags "v$NEW"). Did you release it ?"

fi

if ! git show-ref --tags "v$NEW" >/dev/null; then

die "git tag v$NEW doesn't exist, did you create the release ?"

if [ -z "$OLD" ]; then

OLD="$(git describe --tags v${NEW}^ --abbrev=0)"

OLD="${OLD#v}"

if ! git rev-parse --verify -q "v$OLD" >/dev/null; then

die "git tag v$OLD doesn't exist."

if [ -z "$BRANCH" ]; then

subvers=${NEW#[0-9]*.[0-9]*[-.]*[0-9].}

[ "${subvers}" = "${NEW}" ] && subvers=""

major=${NEW%.$subvers}

branch_ext=${major#*[0-9].*[0-9]}

BRANCH=${major%${branch_ext}}

if [ -z "$DATE" ]; then

DATE="$(git log -1 --pretty=fuller v${NEW} 2>/dev/null | sed -ne '/^CommitDate:/{s/\(^[^ ]*:\)\|\( [-+].*\)//gp;q}')"

DATE="$(date +%Y/%m/%d -d "$DATE")"

YEAR="${DATE%%/*}"

OUTPUT="$DIR/mail-haproxy-$NEW.txt"

if [ -e "$OUTPUT" ]; then

die "$OUTPUT already exists, please remove it."

HTML="$DIR/web-haproxy-$NEW.html"

if [ -e "$HTML" ]; then

die "$HTML already exists, please remove it."

(echo "Subject: [ANNOUNCE] haproxy-$NEW"

echo "To: haproxy@formilux.org"

echo

echo "Hi,"

echo

echo -n "HAProxy $NEW was released on $DATE. It added "

echo -n $(git log --oneline --reverse --format="%s" "v$OLD".."v$NEW^" | wc -l)

echo " new commits"

echo "after version $OLD."

echo

echo "- per tag :"

git log --oneline --reverse --format="%s" "v$OLD".."v$NEW^" | cut -f1 -d':' | sort | uniq -c

echo

echo "major commits :"

git log --oneline --reverse --format=" - %s" "v$OLD".."v$NEW^" | grep MAJOR

echo

echo "- per file :"

git show "v$OLD".."v$NEW^" -- src/ | grep ^diff | awk '{ print substr($3,7)}' | sort | uniq -c | sort -nr | head -15

echo

echo "- per topic :"

git log --oneline --reverse --format="%s" "v$OLD".."v$NEW^" | cut -f2 -d':' | awk '{sub("s$","",$1); print $1}' | sort | uniq -c

echo

echo "- sorted changelog :"

git log --oneline --reverse --format="%s" "v$OLD".."v$NEW^" | sort

echo

echo "#############################################################################################"

) >> "$OUTPUT"

if [ -z "${NEW##*-dev*}" ]; then

gitdir="haproxy.git"

gitdir="haproxy-$BRANCH.git"

(echo "Please find the usual URLs below :"

echo " Site index : http://www.haproxy.org/"

echo " Discourse : http://discourse.haproxy.org/"

echo " Sources : http://www.haproxy.org/download/${BRANCH}/src/"

echo " Git repository : http://git.haproxy.org/git/${gitdir}/"

echo " Git Web browsing : http://git.haproxy.org/?p=${gitdir}"

echo " Changelog : http://www.haproxy.org/download/${BRANCH}/src/CHANGELOG"

echo " Cyril's HTML doc : http://cbonte.github.io/haproxy-dconv/"

) >> "$OUTPUT"

(echo

echo "${GIT_COMMITTER_NAME% *}"

) >> "$OUTPUT"

(echo "---"

echo "Complete changelog :"

git shortlog "v$OLD".."v$NEW^"

echo "---"

) >> "$OUTPUT"

set -- $(date +%e -d "$DATE")

case "$1" in

11|12|13) day="${1}th" ;;

*1) day="${1}st" ;;

*2) day="${2}nd" ;;

*3) day="${1}rd" ;;

*) day="${1}th" ;;

humandate=$(date "+%B, $day, %Y" -d "$DATE")

(echo "$humandate</b> : <i>$NEW</i>"

echo " <p>"

echo " <ul>"

echo "<--------------------------- edit contents below --------------------------->"

echo "- per tag :"

git log --oneline --reverse --format="%s" "v$OLD".."v$NEW^" | cut -f1 -d':' | sort | uniq -c

echo

echo "- per topic :"

git log --oneline --reverse --format="%s" "v$OLD".."v$NEW^" | cut -f2 -d':' | awk '{sub("s$","",$1); print $1}' | sort | uniq -c

echo

echo "major commits :"

git log --oneline --reverse --format=" - %s" "v$OLD".."v$NEW^" | grep MAJOR

echo

echo "<--------------------------------------------------------------------------->"

echo " Code and changelog are available <a href=\"/download/${BRANCH}/src/\">here</a> as usual."

echo " </ul>"

echo " <p>"

echo " <b>"

) >> "$HTML"

echo "The announce was emitted into file $OUTPUT."

echo "You can edit it and send it this way :"

echo " mutt -i ${OUTPUT##*/} -s \"[ANNOUNCE] haproxy-$NEW\" haproxy@formilux.org"

echo "The HTML block was emitted into $HTML and needs to be finished by hand."