Synnefo » snf-ganeti

#!/bin/bash

# Copyright (C) 2014 Google Inc.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.

# Script to check whether the local dirty commits are changing files

# which do not have an updated copyright.

#

# The script will determine your current remote branch and local

# branch, from which it will extract the commits to analyze.

# Afterwards, for each commit, it will see which files are being

# modified and, for each file, it will check the copyright.

function join {

    local IFS="$1"

    shift

    echo "$*"

}

# Determine the tracking branch for the current branch

readonly REMOTE=$(git branch -vv | grep -e "^\*" | sed -e "s/ \+/ /g" | awk '{ print $4 }' | grep "\[" | tr -d ":[]")

if [ -z "$REMOTE" ]

then

    echo check_copyright: failed to get remote branch

    exit 1

fi

# Determine which commits have no been pushed (i.e, diff between the

# remote branch and the current branch)

COMMITS=$(git log --pretty=format:'%h' ${REMOTE}..HEAD)

if [ -z "$COMMITS" ]

then

    echo check_copyright: there are no commits to check

    exit 0

fi

# for each commit, check its files

for commit in $(echo $COMMITS | tac -s " ")

do

    FILES=$(git diff-tree --no-commit-id --name-only -r $commit)

    if [ -z "$FILES" ]

    then

	echo check_copyright: commit \"$commit\" has no files to check

    else

	# for each file, check if it is in the 'lib' or 'src' dirs

	# and, if so, check the copyright

	for file in $FILES

	do

	    DIR=$(echo $file | cut -d "/" -f 1)

	    if [ "$DIR" = lib -o "$DIR" = src ]

	    then

		COPYRIGHT=$(grep "Copyright (C)" $file)

		YEAR=$(date +%G)

		if [ -z "$COPYRIGHT" ]

		then

		    echo check_copyright: commit \"$commit\" misses \

			copyright for \"$file\"

		elif ! echo $COPYRIGHT | grep -o $YEAR > /dev/null

		then

		    echo check_copyright: commit \"$commit\" misses \

			\"$YEAR\" copyright for \"$file\"

		fi

	    fi

	done

    fi

done