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#!/bin/sh
set -e
# Text color variables
txtbld=$(tput bold) # Bold
bldred=${txtbld}$(tput setaf 1) # red
bldgre=${txtbld}$(tput setaf 2) # green
bldylw=${txtbld}$(tput setaf 3) # yellow
txtrst=$(tput sgr0) # Reset
err=${bldred}ERROR${txtrst}
info=${bldgre}INFO${txtrst}
warn=${bldylw}WARNING${txtrst}
usage()
{
cat << EOF
Generates a file which contains useful git informations
Usage : $(basename $0) [global|diff]
ex :
Generate git information
$(basename $0) global
Generate diff from latest tag
$(basename $0) diff
EOF
}
if [ $# != 1 ]; then
printf "\n$err : Needs 1 argument\n"
usage
exit 2
fi;
current_commit=$(git rev-parse HEAD)
latest_tag=$(git describe --abbrev=0 --tags)
latest_tag_commit=$(git show-ref -s ${latest_tag})
tags_list=$(git tag --points-at "${latest_tag}")
case ${1} in
"global")
cat<<EOF
deployment date="$(date '+%d-%m-%Y %Hh%M')"
deployment_timestamp=$(date '+%s')
user="$USER"
current commit (HEAD)="${current_commit}"
current_commit_timestamp=$(git log -1 --pretty=format:%ct)
latest tag(s) (current branch)="${tags_list}"
latest tag commit="${latest_tag_commit}"
current branch="$(git rev-parse --abbrev-ref HEAD)"
branches list="$(git describe --contains --all HEAD)"
git root directory="$(git rev-parse --show-toplevel)"
EOF
if ! git diff-index --quiet HEAD --; then
printf "unstaged changes=\"/etc/.git-ansible.diff\""
fi
if [ ${current_commit} == ${latest_tag_commit} ]; then
printf "\ncurrent_commit_tag=\"${latest_tag}\""
else
printf "\nlast tag was "$(git describe --tags | awk -F- '{print $2}')" commits ago =\""
printf "$(git log --pretty=format:" %h - %s" ${latest_tag}..HEAD)\""
fi
;;
"diff")
git diff
;;
*)
usage
printf "$err: Unknown argument ${1}"
exit 1;
;;
esac