mirror of
https://github.com/ben-grande/qusal.git
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94 lines
2.6 KiB
Bash
94 lines
2.6 KiB
Bash
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#!/bin/sh
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## SPDX-FileCopyrightText: 2024 Benjamin Grande M. S. <ben.grande.b@gmail.com>
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##
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## SPDX-License-Identifier: AGPL-3.0-or-later
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set -eu
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key_dir="${KEY_DIR:-"salt/qubes-builder/files/client/qusal/keys"}"
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key_suffix="${KEY_SUFFIX:-".asc"}"
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usage(){
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printf '%s\n' "Usage: ${0##*/} [REV...]
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Info:
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Default key directory (KEY_DIR): '${key_dir}'
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Default key suffix (KEY_SUFFIX): '${key_suffix}'
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Example:
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${0##*/} # HEAD
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${0##*/} HEAD # HEAD
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${0##*/} a # revision 'a'
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${0##*/} \$(git rev-list HEAD~5..) # 5 revs before and until HEAD
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${0##*/} \$(git rev-list a^..) # from rev 'a' until HEAD
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${0##*/} \$(git rev-list a^..b) # from rev 'a' until revision 'b'
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${0##*/} \$(git rev-list a..) # from child of rev 'a' until HEAD
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${0##*/} \$(git rev-list HEAD) # all revs until HEAD
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KEY_DIR=/path KEY_SUFFIX=.gpg ${0##*/} # custom key path and suffix"
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}
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case "${1-}" in
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-h|--?help) usage; exit 1;;
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*) ;;
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esac
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command -v git >/dev/null ||
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{ printf '%s\n' "Missing program: git" >&2; exit 1; }
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command -v gpg >/dev/null ||
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{ printf '%s\n' "Missing program: gpg" >&2; exit 1; }
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command -v gpgconf >/dev/null ||
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{ printf '%s\n' "Missing program: gpgconf" >&2; exit 1; }
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repo_toplevel="$(git rev-parse --show-toplevel)"
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test -d "${repo_toplevel}" || exit 1
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cd "${repo_toplevel}"
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unset repo_toplevel
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gpg_homedir="$(mktemp -d)"
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trap 'rm -rf -- "${gpg_homedir}"' EXIT INT HUP QUIT ABRT
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export GNUPGHOME="${gpg_homedir}"
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otrust="${gpg_homedir}/otrust.txt"
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gpg_agent="$(gpgconf --list-components | awk -F: '/^gpg-agent:/{print $3}')"
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gpg_cmd="gpg --status-fd=2"
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${gpg_cmd} --agent-program "${gpg_agent}" \
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--import "${key_dir}"/*"${key_suffix}" >/dev/null 2>&1
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${gpg_cmd} --with-colons --list-public-keys | awk -F ':' '{
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if (prev_line ~ /^pub$/ && $1 ~ /^fpr$/) {
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print $10 ":6:"
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}
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prev_line = $1
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}' | tee -- "${otrust}" >/dev/null
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${gpg_cmd} --import-ownertrust "${otrust}" >/dev/null 2>&1
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fail="0"
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for rev in "${@:-"HEAD"}"; do
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tag_success="0"
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rev="$(git rev-parse --verify "${rev}")"
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if git verify-commit -- "${rev}" >/dev/null 2>&1; then
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continue
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fi
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tag_list="$(git tag --points-at="${rev}")"
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if test -n "${tag_list}"; then
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for tag in ${tag_list}; do
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if git verify-tag -- "${tag}" >/dev/null 2>&1; then
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tag_success="1"
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continue
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fi
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done
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fi
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if test "${tag_success}" = "1"; then
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continue
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fi
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fail=1
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printf '%s\n' "error: no valid signature associated with rev: ${rev}" >&2
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done
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if test "${fail}" = "1"; then
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exit 1
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fi
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