137 lines
3.2 KiB
Bash
Executable File
137 lines
3.2 KiB
Bash
Executable File
#!/bin/bash
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#
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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# This script shows the basic stats of changes in git repositories
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# between the two series given as the first argument.
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if [[ ! -d .tox/venv ]]; then
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tox -e venv --notest
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fi
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source .tox/venv/bin/activate
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bindir="$(dirname $0)"
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source "$bindir/functions"
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setup_temp_space
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START="$1"
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shift
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END="$1"
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shift
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REPOS="$@"
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function get_branch_end {
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local branch="$1"
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if git tag | grep -q ${branch}-eol; then
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# This branch is closed, use the EOL tag as the start
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echo "${branch}-eol"
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else
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echo "origin/stable/$branch"
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fi
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}
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function get_branch_base {
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local branch="$1"
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scan_start="$(get_branch_end $branch)"
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git log --decorate --oneline ..${scan_start} \
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| grep tag: \
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| tail -n 1 \
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| cut -f2 -d: \
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| cut -f1 -d')'
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}
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function count_lines {
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git ls-files | xargs wc -l | tail -n 1 | awk '{print $1}'
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}
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function count_files {
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git ls-files | wc -l
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}
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function git_ls_tree {
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local tag="$1"
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local extension="$2"
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if [ -z "$extension" ]; then
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git ls-tree -lr $tag
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else
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git ls-tree -lr $tag | grep ${extension}'$'
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fi
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}
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function shas_at_tag {
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# Produce a list of shas used by objects representing files with
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# real content at the tag point
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local tag="$1"
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local extension="$2"
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local mode
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local type
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local sha
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local size
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local filename
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git_ls_tree $tag $extension | while read mode type sha size filename; do
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if [ "$size" != "0" ]; then
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echo $sha
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fi
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done
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}
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function count_unchanged_files {
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local start="$1"
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local end="$2"
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local extension="$3"
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comm -12 <( shas_at_tag $start "$extension" | sort ) \
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<( shas_at_tag $end "$extension" | sort ) \
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| wc -l
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}
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for repo in $REPOS; do
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clone_repo $repo
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cd $repo
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# Find when the start branch was created
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base=$(echo $(get_branch_base $START)) # echo strips leading spaces
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# Compute the most recent tagged version on the ending series.
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latest=$(git describe --abbrev=0 $(get_branch_end $END))
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title "$repo $base .. $latest"
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echo
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git checkout $base 2>/dev/null
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echo $base lines: $(count_lines)
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echo $base files: $(count_files)
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echo
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git checkout $latest 2>/dev/null
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echo $latest lines: $(count_lines)
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echo $latest files: $(count_files)
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echo
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git diff --stat ${base}..${latest} | tail -n 1
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echo
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echo "Unchanged files: $(count_unchanged_files $base $latest)"
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echo "Unchanged .py files: $(count_unchanged_files $base $latest .py)"
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echo
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cd $MYTMPDIR
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done
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