mirror of
https://github.com/moparisthebest/pacman
synced 2024-11-17 14:55:07 -05:00
e2f00abe26
The lone quotation mark in "pacman's" causes issues for some syntax highlighting. Change the printing of the nessage from echo to printf so we can invisibly escape it. Signed-off-by: Allan McRae <allan@archlinux.org> Signed-off-by: Dan McGee <dan@archlinux.org>
314 lines
10 KiB
Bash
314 lines
10 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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m4_include(library/output_format.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] <command> [arguments]")\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 "$(gettext "Options must be placed before commands. The available options are:")"
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printf "$(gettext " --config <file> Use an alternate config file (instead of '%s')")\n" "$CONFIG"
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printf "$(gettext " --gpgdir Set an alternate directory for gnupg (instead of '%s')")\n" "$PACMAN_KEYRING_DIR"
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echo
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echo "$(gettext "The available commands are:")"
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echo "$(gettext " -a, --add [<file(s)>] Add the specified keys (empty for stdin)")"
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echo "$(gettext " -d, --del <keyid(s)> Remove the specified keyids")"
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echo "$(gettext " -e, --export <keyid(s)> Export the specified keyids")"
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echo "$(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 List keys")"
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echo "$(gettext " -r, --receive <keyserver> <keyid(s)> Fetch the specified keyids")"
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echo "$(gettext " -t, --trust <keyid(s)> Set the trust level of the given keyids")"
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echo "$(gettext " -u, --updatedb Update the trustdb of pacman")"
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echo "$(gettext " -V, --version Show program version")"
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echo "$(gettext " --adv <params> Use pacman's keyring with advanced gpg commands")"
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printf "$(gettext " --reload Reload the default keys")"
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echo
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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 provided file and search for values matching the given key
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# The contents of the file are expected to be in this format: key = value
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# 'key', 'equal sign' and 'value' can be surrounded by random whitespace
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# Usage: get_from "$file" "$key" # returns the value for the first matching key in the file
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get_from() {
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while read key _ value; do
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if [[ $key = $2 ]]; then
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echo "$value"
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break
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fi
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done < "$1"
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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 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 ! ${GPG_PACMAN} --quiet --batch --verify "${ADDED_KEYS}.sig" 1>/dev/null; then
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error "$(gettext "The signature of file %s is not valid.")" "${ADDED_KEYS}"
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exit 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 ! ${GPG_PACMAN} --quiet --batch --verify "${DEPRECATED_KEYS}.sig" 1>/dev/null; then
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error "$(gettext "The signature of file %s is not valid.")" "${DEPRECATED_KEYS}"
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exit 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 ! ${GPG_PACMAN} --quiet --batch --verify "${REMOVED_KEYS}.sig"; then
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error "$(gettext "The signature of file %s is not valid.")" "${REMOVED_KEYS}"
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exit 1
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fi
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fi
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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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# 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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if [[ $1 != "--version" && $1 != "-V" && $1 != "--help" && $1 != "-h" && $1 != "" ]]; then
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if type -p gpg >/dev/null 2>&1 = 1; then
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error "$(gettext "gnupg does not seem to be installed.")"
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msg2 "$(gettext "pacman-key requires gnupg for most operations.")"
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exit 1
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elif (( EUID != 0 )); then
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error "$(gettext "pacman-key needs to be run as root.")"
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exit 1
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fi
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fi
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# Parse global options
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CONFIG="@sysconfdir@/pacman.conf"
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PACMAN_KEYRING_DIR="@sysconfdir@/pacman.d/gnupg"
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while [[ $1 =~ ^--(config|gpgdir)$ ]]; do
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case "$1" in
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--config) shift; CONFIG="$1" ;;
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--gpgdir) shift; PACMAN_KEYRING_DIR="$1" ;;
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esac
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shift
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done
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if [[ ! -r "${CONFIG}" ]]; then
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error "$(gettext "%s not found.")" "$CONFIG"
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exit 1
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fi
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# Read GPGDIR from $CONFIG.
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if [[ GPGDIR=$(get_from "$CONFIG" "GPGDir") == 0 ]]; then
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PACMAN_KEYRING_DIR="${GPGDIR}"
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fi
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GPG_PACMAN="gpg --homedir ${PACMAN_KEYRING_DIR} --no-permission-warning"
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# Try to create $PACMAN_KEYRING_DIR if non-existent
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# Check for simple existence rather than for a directory as someone may want
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# to use a symlink here
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[[ -e ${PACMAN_KEYRING_DIR} ]] || mkdir -p -m 755 "${PACMAN_KEYRING_DIR}"
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# Parse and execute command
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command="$1"
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if [[ -z "${command}" ]]; then
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usage
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exit 1
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fi
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shift
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case "${command}" in
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-a|--add)
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# If there is no extra parameter, gpg will read stdin
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${GPG_PACMAN} --quiet --batch --import "$@"
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;;
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-d|--del)
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if (( $# == 0 )); then
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error "$(gettext "You need to specify at least one key identifier")"
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exit 1
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fi
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${GPG_PACMAN} --quiet --batch --delete-key --yes "$@"
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;;
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-u|--updatedb)
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${GPG_PACMAN} --batch --check-trustdb
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;;
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--reload)
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reload_keyring
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;;
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-l|--list)
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${GPG_PACMAN} --batch --list-sigs "$@"
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;;
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-f|--finger)
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${GPG_PACMAN} --batch --fingerprint "$@"
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;;
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-e|--export)
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${GPG_PACMAN} --armor --export "$@"
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;;
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-r|--receive)
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if (( $# < 2 )); then
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error "$(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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keyserver="$1"
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shift
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${GPG_PACMAN} --keyserver "${keyserver}" --recv-keys "$@"
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;;
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-t|--trust)
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if (( $# == 0 )); then
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error "$(gettext "You need to specify at least one key identifier")"
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exit 1
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fi
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while (( $# > 0 )); do
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# Verify if the key exists in pacman's keyring
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if ${GPG_PACMAN} --list-keys "$1" > /dev/null 2>&1; then
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${GPG_PACMAN} --edit-key "$1"
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else
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error "$(gettext "The key identified by %s doesn't exist")" "$1"
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exit 1
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fi
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shift
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done
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;;
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--adv)
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msg "$(gettext "Executing: %s ")$*" "${GPG_PACMAN}"
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${GPG_PACMAN} "$@" || ret=$?
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exit $ret
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;;
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-h|--help)
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usage; exit 0 ;;
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-V|--version)
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version; exit 0 ;;
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*)
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error "$(gettext "Unknown command:") $command"
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usage; exit 1 ;;
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esac
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# vim: set ts=2 sw=2 noet:
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