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mirror of https://github.com/moparisthebest/pacman synced 2024-11-15 13:55:09 -05:00
pacman/scripts/pacman-key.sh.in
Dan McGee 1d16875db7 Update several translation strings
* Fix typos/capitalization
* Make sure large blocks of text are translated in one unit

Signed-off-by: Dan McGee <dan@archlinux.org>
2011-08-08 19:01:26 -05:00

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