mirror of
https://github.com/moparisthebest/pacman
synced 2024-11-15 13:55:09 -05:00
1d16875db7
* Fix typos/capitalization * Make sure large blocks of text are translated in one unit Signed-off-by: Dan McGee <dan@archlinux.org>
422 lines
14 KiB
Bash
422 lines
14 KiB
Bash
#!/bin/bash -e
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#
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# pacman-key - manages pacman's keyring
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# Based on apt-key, from Debian
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# @configure_input@
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#
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# Copyright (c) 2010-2011 Pacman Development Team <pacman-dev@archlinux.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# gettext initialization
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export TEXTDOMAIN='pacman-scripts'
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export TEXTDOMAINDIR='@localedir@'
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myver="@PACKAGE_VERSION@"
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# Options
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ADD=0
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DELETE=0
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EDITKEY=0
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EXPORT=0
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FINGER=0
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IMPORT=0
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IMPORT_TRUSTDB=0
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INIT=0
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LISTKEYS=0
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LISTSIGS=0
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RECEIVE=0
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RELOAD=0
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UPDATEDB=0
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VERIFY=0
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m4_include(library/output_format.sh)
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m4_include(library/parse_options.sh)
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usage() {
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printf "pacman-key (pacman) %s\n" ${myver}
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echo
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printf "$(gettext "Usage: %s [options]")\n" $(basename $0)
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echo
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printf "$(gettext "Manage pacman\'s list of trusted keys")\n"
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echo
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echo "$(gettext "Options:")"
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echo "$(gettext " -a, --add [<file(s)>] Add the specified keys (empty for stdin)")"
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echo "$(gettext " -d, --delete <keyid(s)> Remove the specified keyids")"
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echo "$(gettext " -e, --export [<keyid(s)>] Export the specified or all keyids")"
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echo "$(gettext " -f, --finger [<keyid(s)>] List fingerprint for specified or all keyids")"
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echo "$(gettext " -h, --help Show this help message and exit")"
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echo "$(gettext " -l, --list-keys [<keyid(s)>] List the specified or all keys")"
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echo "$(gettext " -r, --receive <keyserver> <keyid(s)> Fetch the specified keyids")"
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echo "$(gettext " -u, --updatedb Update the trustdb of pacman")"
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echo "$(gettext " -v, --verify <signature> Verify the file specified by the signature")"
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echo "$(gettext " -V, --version Show program version")"
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printf "$(gettext " --config <file> Use an alternate config file (instead of\n\
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'%s')")\n" "@sysconfdir@/pacman.conf"
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echo "$(gettext " --edit-key <keyid(s)> Present a menu for key management task on keyids")"
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printf "$(gettext " --gpgdir <dir> Set an alternate directory for GnuPG (instead\n\
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of '%s')")\n" "@sysconfdir@/pacman.d/gnupg"
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echo "$(gettext " --import <dir(s)> Imports pubring.gpg and trustdb.gpg from dir(s)")"
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echo "$(gettext " --import-trustdb <dir(s)> Imports ownertrust values from trustdb.gpg in dir(s)")"
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echo "$(gettext " --init Ensure the keyring is properly initialized")"
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echo "$(gettext " --list-sigs [<keyid(s)>] List keys and their signatures")"
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echo "$(gettext " --reload Reload the default keys")"
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}
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version() {
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printf "pacman-key (pacman) %s\n" "${myver}"
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printf "$(gettext "\
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Copyright (c) 2010-2011 Pacman Development Team <pacman-dev@archlinux.org>.\n\
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This is free software; see the source for copying conditions.\n\
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There is NO WARRANTY, to the extent permitted by law.\n")"
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}
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# read the config file "$1" which has key=value pairs, and return the key which
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# matches "$2". the equals sign between pairs may be surrounded by any amount
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# of whitespace.
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get_from() {
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while IFS='=' read -r key value; do
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[[ -z $key || ${key:0:1} = '#' ]] && continue
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if [[ ${key%% *} = "$2" && -n ${value##* } ]]; then
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echo "${value##* }"
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return 0
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fi
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done < "$1"
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return 1
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}
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initialize() {
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# Check for simple existence rather than for a directory as someone
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# may want to use a symlink here
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[[ -e ${PACMAN_KEYRING_DIR} ]] || mkdir -p -m 755 "${PACMAN_KEYRING_DIR}"
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# keyring files
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[[ -f ${PACMAN_KEYRING_DIR}/pubring.gpg ]] || touch ${PACMAN_KEYRING_DIR}/pubring.gpg
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[[ -f ${PACMAN_KEYRING_DIR}/secring.gpg ]] || touch ${PACMAN_KEYRING_DIR}/secring.gpg
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[[ -f ${PACMAN_KEYRING_DIR}/trustdb.gpg ]] || "${GPG_PACMAN[@]}" --update-trustdb
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chmod 644 ${PACMAN_KEYRING_DIR}/{{pub,sec}ring,trustdb}.gpg
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# gpg.conf
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[[ -f ${PACMAN_KEYRING_DIR}/gpg.conf ]] || touch ${PACMAN_KEYRING_DIR}/gpg.conf
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chmod 644 ${PACMAN_KEYRING_DIR}/gpg.conf
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if ! grep -w -q "lock-never" ${PACMAN_KEYRING_DIR}/gpg.conf &>/dev/null; then
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echo "lock-never" >> ${PACMAN_KEYRING_DIR}/gpg.conf
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fi
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}
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check_keyring() {
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if [[ ! -r ${PACMAN_KEYRING_DIR}/pubring.gpg || \
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! -r ${PACMAN_KEYRING_DIR}/secring.gpg || \
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! -r ${PACMAN_KEYRING_DIR}/trustdb.gpg ]]; then
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error "$(gettext "You do not have sufficient permissions to read the %s keyring...")" "pacman"
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msg "$(gettext "Use '%s' to correct the keyring permissions.")" "pacman-key --init"
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exit 1
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fi
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if (( (EXPORT || FINGER || LIST || VERIFY) && EUID != 0 )); then
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if ! grep -w -q "lock-never" ${PACMAN_KEYRING_DIR}/gpg.conf &>/dev/null; then
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error "$(gettext "You do not have sufficient permissions to run this command...")"
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msg "$(gettext "Use '%s' to correct the keyring permissions.")" "pacman-key --init"
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exit 1
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fi
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fi
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}
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verify_keyring_input() {
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local ret=0;
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# Verify signatures of related files, if they exist
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if [[ -r "${ADDED_KEYS}" ]]; then
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msg "$(gettext "Verifying official keys file signature...")"
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if ! "${GPG_PACMAN[@]}" --verify "${ADDED_KEYS}.sig" &>/dev/null; then
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error "$(gettext "The signature of file %s is not valid.")" "${ADDED_KEYS}"
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ret=1
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fi
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fi
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if [[ -r "${DEPRECATED_KEYS}" ]]; then
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msg "$(gettext "Verifying deprecated keys file signature...")"
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if ! "${GPG_PACMAN[@]}" --verify "${DEPRECATED_KEYS}.sig" &>/dev/null; then
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error "$(gettext "The signature of file %s is not valid.")" "${DEPRECATED_KEYS}"
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ret=1
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fi
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fi
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if [[ -r "${REMOVED_KEYS}" ]]; then
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msg "$(gettext "Verifying deleted keys file signature...")"
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if ! "${GPG_PACMAN[@]}" --verify "${REMOVED_KEYS}.sig" &>/dev/null; then
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error "$(gettext "The signature of file %s is not valid.")" "${REMOVED_KEYS}"
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ret=1
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fi
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fi
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return $ret
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}
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reload_keyring() {
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local PACMAN_SHARE_DIR='@prefix@/share/pacman'
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local GPG_NOKEYRING=(gpg --batch --quiet --ignore-time-conflict --no-options --no-default-keyring --homedir ${PACMAN_KEYRING_DIR})
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# Variable used for iterating on keyrings
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local key
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local key_id
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# Keyring with keys to be added to the keyring
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local ADDED_KEYS="${PACMAN_SHARE_DIR}/addedkeys.gpg"
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# Keyring with keys that were deprecated and will eventually be deleted
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local DEPRECATED_KEYS="${PACMAN_SHARE_DIR}/deprecatedkeys.gpg"
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# List of keys removed from the keyring. This file is not a keyring, unlike the others.
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# It is a textual list of values that gpg recogniezes as identifiers for keys.
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local REMOVED_KEYS="${PACMAN_SHARE_DIR}/removedkeys"
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verify_keyring_input || exit 1
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# Read the key ids to an array. The conversion from whatever is inside the file
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# to key ids is important, because key ids are the only guarantee of identification
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# for the keys.
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local -A removed_ids
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if [[ -r "${REMOVED_KEYS}" ]]; then
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while read key; do
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local key_values name
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key_values="$("${GPG_PACMAN[@]}" --quiet --with-colons --list-key "${key}" | grep ^pub | cut -d: -f5,10 --output-delimiter=' ')"
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if [[ -n $key_values ]]; then
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# The first word is the key_id
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key_id="${key_values%% *}"
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# the rest if the name of the owner
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name="${key_values#* }"
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if [[ -n ${key_id} ]]; then
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# Mark this key to be deleted
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removed_ids[$key_id]="$name"
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fi
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fi
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done < "${REMOVED_KEYS}"
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fi
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# List of keys that must be kept installed, even if in the list of keys to be removed
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local HOLD_KEYS="$(get_from "$CONFIG" "HoldKeys")"
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# Remove the keys that must be kept from the set of keys that should be removed
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if [[ -n ${HOLD_KEYS} ]]; then
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for key in ${HOLD_KEYS}; do
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key_id="$("${GPG_PACMAN[@]}" --quiet --with-colons --list-key "${key}" | grep ^pub | cut -d: -f5)"
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if [[ -n "${removed_ids[$key_id]}" ]]; then
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unset removed_ids[$key_id]
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fi
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done
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fi
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# Add keys from the current set of keys from pacman-keyring package. The web of trust will
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# be updated automatically.
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if [[ -r "${ADDED_KEYS}" ]]; then
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msg "$(gettext "Appending official keys...")"
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local add_keys="$("${GPG_NOKEYRING[@]}" --keyring "${ADDED_KEYS}" --with-colons --list-keys | grep ^pub | cut -d: -f5)"
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for key_id in ${add_keys}; do
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# There is no point in adding a key that will be deleted right after
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if [[ -z "${removed_ids[$key_id]}" ]]; then
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"${GPG_NOKEYRING[@]}" --keyring "${ADDED_KEYS}" --export "${key_id}" | "${GPG_PACMAN[@]}" --import
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fi
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done
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fi
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if [[ -r "${DEPRECATED_KEYS}" ]]; then
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msg "$(gettext "Appending deprecated keys...")"
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local add_keys="$("${GPG_NOKEYRING[@]}" --keyring "${DEPRECATED_KEYS}" --with-colons --list-keys | grep ^pub | cut -d: -f5)"
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for key_id in ${add_keys}; do
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# There is no point in adding a key that will be deleted right after
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if [[ -z "${removed_ids[$key_id]}" ]]; then
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"${GPG_NOKEYRING[@]}" --keyring "${DEPRECATED_KEYS}" --export "${key_id}" | "${GPG_PACMAN[@]}" --import
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fi
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done
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fi
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# Remove the keys not marked to keep
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if (( ${#removed_ids[@]} > 0 )); then
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msg "$(gettext "Removing deleted keys from keyring...")"
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for key_id in "${!removed_ids[@]}"; do
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echo " removing key $key_id - ${removed_ids[$key_id]}"
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"${GPG_PACMAN[@]}" --quiet --batch --yes --delete-key "${key_id}"
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done
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fi
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# Update trustdb, just to be sure
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msg "$(gettext "Updating trust database...")"
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"${GPG_PACMAN[@]}" --batch --check-trustdb
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}
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receive_keys() {
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if [[ -z ${KEYIDS[@]} ]]; then
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error "$(gettext "You need to specify the keyserver and at least one key identifier")"
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exit 1
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fi
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"${GPG_PACMAN[@]}" --keyserver "$KEYSERVER" --recv-keys "${KEYIDS[@]}"
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}
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edit_keys() {
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local errors=0;
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for key in ${KEYIDS[@]}; do
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# Verify if the key exists in pacman's keyring
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if ! "${GPG_PACMAN[@]}" --list-keys "$key" &>/dev/null; then
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error "$(gettext "The key identified by %s does not exist")" "$key"
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errors=1;
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fi
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done
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(( errors )) && exit 1;
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for key in ${KEYIDS[@]}; do
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"${GPG_PACMAN[@]}" --edit-key "$key"
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done
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}
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import_trustdb() {
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local importdir
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local trustdb=$(mktemp)
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"${GPG_PACMAN[@]}" --export-ownertrust > ${trustdb}
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for importdir in "${IMPORT_DIRS[@]}"; do
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if [[ -f "${importdir}/trustdb.gpg" ]]; then
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gpg --homedir "${importdir}" --export-ownertrust >> ${trustdb}
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fi
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done
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"${GPG_PACMAN[@]}" --import-ownertrust ${trustdb}
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rm -f ${trustdb}
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}
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import() {
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local importdir
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# Imports public keys, then import trustdbs
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for importdir in "${IMPORT_DIRS[@]}"; do
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if [[ -f "${importdir}/pubring.gpg" ]]; then
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"${GPG_PACMAN[@]}" --quiet --batch --import "${importdir}/pubring.gpg"
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fi
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done
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import_trustdb
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}
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# PROGRAM START
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if ! type gettext &>/dev/null; then
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gettext() {
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echo "$@"
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}
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fi
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OPT_SHORT="a::d:e:f::hl::r:uv:V"
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OPT_LONG="add::,config:,delete:,edit-key:,export::,finger::,gpgdir:"
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OPT_LONG+=",help,import:,import-trustdb:,init,list-keys::,list-sigs::,,receive:"
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OPT_LONG+=",reload,updatedb,verify:,version"
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if ! OPT_TEMP="$(parse_options $OPT_SHORT $OPT_LONG "$@")"; then
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echo; usage; exit 1 # E_INVALID_OPTION;
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fi
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eval set -- "$OPT_TEMP"
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unset OPT_SHORT OPT_LONG OPT_TEMP
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if [[ $1 == "--" ]]; then
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usage;
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exit 0;
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fi
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while true; do
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case "$1" in
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-a|--add) ADD=1; [[ -n $2 && ${2:0:1} != "-" ]] && shift && KEYFILES=($1) ;;
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--config) shift; CONFIG=$1 ;;
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-d|--delete) DELETE=1; shift; KEYIDS=($1) ;;
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--edit-key) EDITKEY=1; shift; KEYIDS=($1) ;;
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-e|--export) EXPORT=1; [[ -n $2 && ${2:0:1} != "-" ]] && shift && KEYIDS=($1) ;;
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-f|--finger) FINGER=1; [[ -n $2 && ${2:0:1} != "-" ]] && shift && KEYIDS=($1) ;;
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--gpgdir) shift; PACMAN_KEYRING_DIR=$1 ;;
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--import) IMPORT=1; shift; IMPORT_DIRS=($1) ;;
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--import-trustdb) IMPORT_TRUSTDB=1; shift; IMPORT_DIRS=($1) ;;
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--init) INIT=1 ;;
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-l|--list-keys) LISTKEYS=1; [[ -n $2 && ${2:0:1} != "-" ]] && shift && KEYIDS=($1) ;;
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--list-sigs) LISTSIGS=1; [[ -n $2 && ${2:0:1} != "-" ]] && shift && KEYIDS=($1) ;;
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-r|--receive) RECEIVE=1; shift; TMP=($1); KEYSERVER=${TMP[0]}; KEYIDS=(${TMP[@]:1}); unset TMP;;
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--reload) RELOAD=1 ;;
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-u|--updatedb) UPDATEDB=1 ;;
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-v|--verify) VERIFY=1; shift; SIGNATURE=$1 ;;
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-h|--help) usage; exit 0 ;;
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-V|--version) version; exit 0 ;;
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--) OPT_IND=0; shift; break;;
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*) usage; exit 1 ;;
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esac
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shift
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done
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if ! type -p gpg >/dev/null; then
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error "$(gettext "Cannot find the %s binary required for all %s operations.")" "gpg" "pacman-key"
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exit 1
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fi
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if (( (ADD || DELETE || EDITKEY || IMPORT || IMPORT_TRUSTDB || INIT || RECEIVE || RELOAD || UPDATEDB) && EUID != 0 )); then
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error "$(gettext "%s needs to be run as root for this operation.")" "pacman-key"
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exit 1
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fi
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CONFIG=${CONFIG:-@sysconfdir@/pacman.conf}
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if [[ ! -r "${CONFIG}" ]]; then
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error "$(gettext "%s configuration file '%s' not found.")" "pacman" "$CONFIG"
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exit 1
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fi
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# if PACMAN_KEYRING_DIR isn't assigned, try to get it from the config
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# file, falling back on a hard default
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PACMAN_KEYRING_DIR=${PACMAN_KEYRING_DIR:-$(get_from "$CONFIG" "GPGDir" || echo "@sysconfdir@/pacman.d/gnupg")}
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GPG_PACMAN=(gpg --homedir ${PACMAN_KEYRING_DIR} --no-permission-warning)
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# check only a single operation has been given
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numopt=$(( ADD + DELETE + EDITKEY + EXPORT + FINGER + IMPORT + IMPORT_TRUSTDB +
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INIT + LISTKEYS + LISTSIGS + RECEIVE + RELOAD + UPDATEDB + VERIFY ))
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case $numopt in
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0)
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error "$(gettext "no operation specified (use -h for help)")"
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exit 1
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;;
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[!1])
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error "$(gettext "Multiple operations specified")"
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printf "$(gettext "Please run %s with each operation separately\n")" "pacman-key"
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exit 1
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;;
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esac
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(( ! INIT )) && check_keyring
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(( ADD )) && "${GPG_PACMAN[@]}" --quiet --batch --import "${KEYFILES[@]}"
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(( DELETE )) && "${GPG_PACMAN[@]}" --quiet --batch --delete-key --yes "${KEYIDS[@]}"
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(( EDITKEY )) && edit_keys
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(( EXPORT )) && "${GPG_PACMAN[@]}" --armor --export "${KEYIDS[@]}"
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(( FINGER )) && "${GPG_PACMAN[@]}" --batch --fingerprint "${KEYIDS[@]}"
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(( IMPORT )) && import
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(( IMPORT_TRUSTDB)) && import_trustdb
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(( INIT )) && initialize
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(( LISTKEYS )) && "${GPG_PACMAN[@]}" --batch --list-keys "${KEYIDS[@]}"
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(( LISTSIGS )) && "${GPG_PACMAN[@]}" --batch --list-sigs "${KEYIDS[@]}"
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(( RECEIVE )) && receive_keys
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(( RELOAD )) && reload_keyring
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(( UPDATEDB )) && "${GPG_PACMAN[@]}" --batch --check-trustdb
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(( VERIFY )) && "${GPG_PACMAN[@]}" --verify $SIGNATURE
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# vim: set ts=2 sw=2 noet:
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