132 lines
2.6 KiB
Plaintext
132 lines
2.6 KiB
Plaintext
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#!/bin/bash -eu
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#
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# Generate an Ubuntu-style changelog entry
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#
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function lp_title()
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{
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curl -s -S --get "https://api.launchpad.net/devel/bugs/${1}" | \
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python3 -c "\
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import json,sys
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try:
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obj = json.load(sys.stdin)
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print(obj['title'])
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except:
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pass
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"
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}
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function usage()
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{
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cat <<EOF
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Usage: $(basename "${0}") [-h] REV_RANGE
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Generate an Ubuntu-style changelog entry.
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Positional arguments:
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REV_RANGE Git revision range.
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Optional arguments:
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-h, --help Show this help text and exit.
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EOF
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}
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rev_range=
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while [ ${#} -gt 0 ] ; do
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case "${1}" in
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-h|--help)
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usage
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exit
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;;
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*)
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rev_range=("${@}")
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break
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;;
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esac
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shift
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done
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if [ ${#rev_range[@]} -eq 0 ] ; then
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usage
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exit 2
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fi
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declare -A commits=()
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declare -a keys=()
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while IFS= read -r commit ; do
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# Check for 'Ignore: yes'
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if git log --format='%b' "${commit}" -1 | grep -q '^Ignore: yes$' ; then
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continue
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fi
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# Extract all bug numbers and CVEs from the commit message
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readarray -t refs < <(git log --format='%b' "${commit}" -1 | \
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grep -P '^BugLink: |^CVE-' | \
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sed 's,BugLink: .*/,,')
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# Generate the commits array key
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if [ ${#refs[@]} -eq 0 ] ; then
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if git log --format='%s' "${commit}" -1 | grep -q '^\s*UBUNTU:\s*' ; then
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refs=("UBUNTU")
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else
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refs=("MISC")
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fi
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fi
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key=${refs[*]}
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# Add the commit to the commits array
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prev=${commits["${key}"]:-}
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if [ -z "${prev}" ] ; then
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commits["${key}"]=${commit}
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keys+=("${key}")
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else
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commits["${key}"]="${prev} ${commit}"
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fi
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done < <(git log --no-merges --reverse --format='%h' "${rev_range[@]}")
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for key in "${keys[@]}" ; do
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# Generate and print the entry title
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entry=
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for ref in ${key} ; do
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case "${ref}" in
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UBUNTU)
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title="Miscellaneous Ubuntu changes"
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;;
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MISC)
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title="Miscellaneous upstream changes"
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;;
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CVE-*)
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title=${ref}
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;;
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*)
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title=$(lp_title "${ref}")
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if [ -z "${title}" ] ; then
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title="INVALID or PRIVATE BUG (LP: #${ref})"
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else
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title="${title} (LP: #${ref})"
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fi
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;;
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esac
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if [ -z "${entry}" ] ; then
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entry=" * ${title}"
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else
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entry="${entry} //\n ${title}"
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fi
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done
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echo -e "${entry}"
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# Print the sub-entries (commit subjects)
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for commit in ${commits["${key}"]} ; do
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subject=$(git log --format='%s' "${commit}" -1 | sed -e 's/^\s*UBUNTU:\s*//')
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echo " - ${subject}"
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# For rebase commits, add the list of changes from the commit message
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if [ "${subject#Rebase to upstream commit}" != "${subject}" ] ; then
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git log --format='%b' "${commit}" -1 | grep -P '^Rebase|^- ' | \
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sed -e 's,^, ,'
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fi
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done
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done
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