X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/ba72845c07b2682f251dc7661869d20095260f8f..e23ee4c21c6d8045ab020526aa864a48dc16ddd9:/cmdline/apt-key.in diff --git a/cmdline/apt-key.in b/cmdline/apt-key.in index 74ca4d135..f1d021e8a 100644 --- a/cmdline/apt-key.in +++ b/cmdline/apt-key.in @@ -2,6 +2,7 @@ set -e unset GREP_OPTIONS +export IFS="$(printf "\n\b")" APT_DIR="/" eval $(apt-config shell APT_DIR Dir) @@ -14,7 +15,6 @@ REMOVED_KEYS='&keyring-removed-filename;' eval $(apt-config shell REMOVED_KEYS APT::Key::RemovedKeys) ARCHIVE_KEYRING_URI='&keyring-uri;' eval $(apt-config shell ARCHIVE_KEYRING_URI APT::Key::ArchiveKeyringURI) -TMP_KEYRING=${APT_DIR}/var/lib/apt/keyrings/maybe-import-keyring.gpg aptkey_echo() { echo "$@"; } @@ -25,8 +25,23 @@ requires_root() { fi } +command_available() { + # command -v "$1" >/dev/null 2>&1 # not required by policy, see #747320 + # which "$1" >/dev/null 2>&1 # is in debianutils (essential) but not on non-debian systems + local OLDIFS="$IFS" + IFS=: + for p in $PATH; do + if [ -x "${p}/${1}" ]; then + IFS="$OLDIFS" + return 0 + fi + done + IFS="$OLDIFS" + return 1 +} + get_fingerprints_of_keyring() { - $GPG_CMD --keyring "$1" --with-colons --fingerprint | while read publine; do + aptkey_execute "$GPG_SH" --keyring "$1" --with-colons --fingerprint | while read publine; do # search for a public key if [ "${publine%%:*}" != 'pub' ]; then continue; fi # search for the associated fingerprint (should be the very next line) @@ -35,7 +50,8 @@ get_fingerprints_of_keyring() { elif [ "${fprline%%:*}" != 'fpr' ]; then continue; fi echo "$fprline" | cut -d':' -f 10 done - done + # order in the keyring shouldn't be important + done | sort } add_keys_with_verify_against_master_keyring() { @@ -56,8 +72,8 @@ add_keys_with_verify_against_master_keyring() { # all keys that are exported must have a valid signature # from a key in the $distro-master-keyring add_keys="$(get_fingerprints_of_keyring "$ADD_KEYRING")" - all_add_keys=`$GPG_CMD --keyring $ADD_KEYRING --with-colons --list-keys | grep ^[ps]ub | cut -d: -f5` - master_keys=`$GPG_CMD --keyring $MASTER --with-colons --list-keys | grep ^pub | cut -d: -f5` + all_add_keys=`aptkey_execute "$GPG_SH" --keyring "$ADD_KEYRING" --with-colons --list-keys | grep ^[ps]ub | cut -d: -f5` + master_keys=`aptkey_execute "$GPG_SH" --keyring "$MASTER" --with-colons --list-keys | grep ^pub | cut -d: -f5` # ensure there are no colisions LP: #857472 for all_add_key in $all_add_keys; do @@ -68,24 +84,30 @@ add_keys_with_verify_against_master_keyring() { fi done done - + for add_key in $add_keys; do # export the add keyring one-by-one - rm -f $TMP_KEYRING - $GPG_CMD --keyring $ADD_KEYRING --output $TMP_KEYRING --export $add_key - # check if signed with the master key and only add in this case - ADDED=0 + local TMP_KEYRING="${GPGHOMEDIR}/tmp-keyring.gpg" + aptkey_execute "$GPG_SH" --batch --yes --keyring "$ADD_KEYRING" --output "$TMP_KEYRING" --export "$add_key" + if ! aptkey_execute "$GPG_SH" --batch --yes --keyring "$TMP_KEYRING" --import "$MASTER" > "${GPGHOMEDIR}/gpgoutput.log" 2>&1; then + cat >&2 "${GPGHOMEDIR}/gpgoutput.log" + false + fi + # check if signed with the master key and only add in this case + ADDED=0 for master_key in $master_keys; do - if $GPG_CMD --keyring $MASTER --keyring $TMP_KEYRING --check-sigs --with-colons $add_key | grep '^sig:!:' | cut -d: -f5 | grep -q $master_key; then - $GPG --import $TMP_KEYRING + if aptkey_execute "$GPG_SH" --keyring "$TMP_KEYRING" --check-sigs --with-colons "$add_key" \ + | grep '^sig:!:' | cut -d: -f5 | grep -q "$master_key"; then + aptkey_execute "$GPG_SH" --batch --yes --keyring "$ADD_KEYRING" --export "$add_key" \ + | aptkey_execute "$GPG" --batch --yes --import ADDED=1 fi done if [ $ADDED = 0 ]; then echo >&2 "Key '$add_key' not added. It is not signed with a master key" fi + rm -f "${TMP_KEYRING}" done - rm -f $TMP_KEYRING } # update the current archive signing keyring from a network URI @@ -105,31 +127,31 @@ net_update() { fi # in theory we would need to depend on wget for this, but this feature # isn't useable in debian anyway as we have no keyring uri nor a master key - if ! which wget >/dev/null 2>&1; then + if ! command_available 'wget'; then echo >&2 "ERROR: an installed wget is required for a network-based update" exit 1 fi - if [ ! -d ${APT_DIR}/var/lib/apt/keyrings ]; then - mkdir -p ${APT_DIR}/var/lib/apt/keyrings + if [ ! -d "${APT_DIR}/var/lib/apt/keyrings" ]; then + mkdir -p "${APT_DIR}/var/lib/apt/keyrings" fi - keyring=${APT_DIR}/var/lib/apt/keyrings/$(basename $ARCHIVE_KEYRING_URI) + keyring="${APT_DIR}/var/lib/apt/keyrings/$(basename "$ARCHIVE_KEYRING_URI")" old_mtime=0 if [ -e $keyring ]; then old_mtime=$(stat -c %Y $keyring) fi - (cd ${APT_DIR}/var/lib/apt/keyrings; wget --timeout=90 -q -N $ARCHIVE_KEYRING_URI) - if [ ! -e $keyring ]; then + (cd "${APT_DIR}/var/lib/apt/keyrings"; wget --timeout=90 -q -N "$ARCHIVE_KEYRING_URI") + if [ ! -e "$keyring" ]; then return fi - new_mtime=$(stat -c %Y $keyring) + new_mtime=$(stat -c %Y "$keyring") if [ $new_mtime -ne $old_mtime ]; then aptkey_echo "Checking for new archive signing keys now" - add_keys_with_verify_against_master_keyring $keyring $MASTER_KEYRING + add_keys_with_verify_against_master_keyring "$keyring" "$MASTER_KEYRING" fi } update() { - if [ ! -f $ARCHIVE_KEYRING ]; then + if [ ! -f "$ARCHIVE_KEYRING" ]; then echo >&2 "ERROR: Can't find the archive-keyring" echo >&2 "Is the &keyring-package; package installed?" exit 1 @@ -142,7 +164,7 @@ update() { # attacker might as well replace the master-archive-keyring file # in the package and add his own keys. so this check wouldn't # add any security. we *need* this check on net-update though - $GPG_CMD --quiet --batch --keyring $ARCHIVE_KEYRING --export | $GPG --import + import_keyring_into_keyring "$ARCHIVE_KEYRING" '' && cat "${GPGHOMEDIR}/gpgoutput.log" if [ -r "$REMOVED_KEYS" ]; then # remove no-longer supported/used keys @@ -162,12 +184,11 @@ remove_key_from_keyring() { return fi - local GPG="$GPG_CMD --keyring $KEYRINGFILE" - while [ -n "$1" ]; do - local KEY="$1" - shift - # check if the key is in this keyring: the key id is in the 5 column at the end - if ! get_fingerprints_of_keyring "$KEYRINGFILE" | grep -q "^[0-9A-F]*${KEY}$"; then + for KEY in "$@"; do + local FINGERPRINTS="${GPGHOMEDIR}/keyringfile.keylst" + get_fingerprints_of_keyring "$KEYRINGFILE" > "$FINGERPRINTS" + # check if the key is in this keyring + if ! grep -iq "^[0-9A-F]*${KEY}$" "$FINGERPRINTS"; then continue fi if [ ! -w "$KEYRINGFILE" ]; then @@ -175,7 +196,7 @@ remove_key_from_keyring() { continue fi # check if it is the only key in the keyring and if so remove the keyring altogether - if [ '1' = "$(get_fingerprints_of_keyring "$KEYRINGFILE" | wc -l)" ]; then + if [ '1' = "$(uniq "$FINGERPRINTS" | wc -l)" ]; then mv -f "$KEYRINGFILE" "${KEYRINGFILE}~" # behave like gpg return fi @@ -187,7 +208,7 @@ remove_key_from_keyring() { cp -a "$REALTARGET" "$KEYRINGFILE" fi # delete the key from the keyring - $GPG --batch --delete-key --yes "$KEY" + aptkey_execute "$GPG_SH" --keyring "$KEYRINGFILE" --batch --delete-keys --yes "$KEY" if [ -n "$REALTARGET" ]; then # the real backup is the old link, not the copy we made mv -f "${KEYRINGFILE}.dpkg-tmp" "${KEYRINGFILE}~" @@ -198,7 +219,7 @@ remove_key_from_keyring() { foreach_keyring_do() { local ACTION="$1" shift - # if a --keyring was given, just remove from there + # if a --keyring was given, just work on this one if [ -n "$FORCED_KEYRING" ]; then $ACTION "$FORCED_KEYRING" "$@" else @@ -214,7 +235,7 @@ foreach_keyring_do() { if [ "${STRIPPED_TRUSTEDPARTS}/" = "$TRUSTEDPARTS" ]; then TRUSTEDPARTS="$STRIPPED_TRUSTEDPARTS" fi - for trusted in $(run-parts --list "$TRUSTEDPARTS" --regex '^.*\.gpg$'); do + for trusted in $(find "$TRUSTEDPARTS" -mindepth 1 -maxdepth 1 -regex '^.*\.gpg$' | sort); do if [ -s "$trusted" ]; then $ACTION "$trusted" "$@" fi @@ -223,43 +244,155 @@ foreach_keyring_do() { fi } -list_keys_from_keyring() { +run_cmd_on_keyring() { local KEYRINGFILE="$1" shift - # don't show the error message if this keyring doesn't include the key - $GPG_CMD --keyring "$KEYRINGFILE" --batch --list-keys "$@" 2>/dev/null || true + # fingerprint and co will fail if key isn't in this keyring + aptkey_execute "$GPG_SH" --keyring "$KEYRINGFILE" --batch "$@" 2>/dev/null || true } -fingerprint_keys_from_keyring() { - local KEYRINGFILE="$1" - shift - # don't show the error message if this keyring doesn't include the fingerprint - $GPG_CMD --keyring "$KEYRINGFILE" --batch --fingerprint "$@" 2>/dev/null || true +import_keyring_into_keyring() { + local FROM="${1:-${GPGHOMEDIR}/pubring.gpg}" + local TO="${2:-${GPGHOMEDIR}/pubring.gpg}" + shift 2 + rm -f "${GPGHOMEDIR}/gpgoutput.log" + # the idea is simple: We take keys from one keyring and copy it to another + # we do this with so many checks in between to ensure that WE control the + # creation, so we know that the (potentially) created $TO keyring is a + # simple keyring rather than a keybox as gpg2 would create it which in turn + # can't be read by gpgv. + # BEWARE: This is designed more in the way to work with the current + # callers, than to have a well defined it would be easy to add new callers to. + if [ ! -s "$TO" ]; then + if [ -s "$FROM" ]; then + if [ -z "$2" ]; then + if ! aptkey_execute "$GPG_SH" --keyring "$FROM" --export ${1:+"$1"} > "$TO" 2> "${GPGHOMEDIR}/gpgoutput.log"; then + cat >&2 "${GPGHOMEDIR}/gpgoutput.log" + false + else + chmod 0644 -- "$TO" + fi + else + create_new_keyring "$TO" + fi + else + create_new_keyring "$TO" + fi + elif [ -s "$FROM" ]; then + local EXPORTLIMIT="$1" + if [ -n "$1$2" ]; then shift; fi + if ! aptkey_execute "$GPG_SH" --keyring "$FROM" --export ${EXPORTLIMIT:+"$EXPORTLIMIT"} \ + | aptkey_execute "$GPG_SH" --keyring "$TO" --batch --import "$@" > "${GPGHOMEDIR}/gpgoutput.log" 2>&1; then + cat >&2 "${GPGHOMEDIR}/gpgoutput.log" + false + fi + fi +} + +merge_all_trusted_keyrings_into_pubring() { + # does the same as: + # foreach_keyring_do 'import_keys_from_keyring' "${GPGHOMEDIR}/pubring.gpg" + # but without using gpg, just cat and find + local PUBRING="${GPGHOMEDIR}/pubring.gpg" + # if a --keyring was given, just use this one + if [ -n "$FORCED_KEYRING" ]; then + if [ -s "$FORCED_KEYRING" ]; then + cp --dereference "$FORCED_KEYRING" "$PUBRING" + fi + else + # otherwise all known keyrings are merged + local TRUSTEDPARTS="/etc/apt/trusted.gpg.d" + eval $(apt-config shell TRUSTEDPARTS Dir::Etc::TrustedParts/d) + if [ -d "$TRUSTEDPARTS" ]; then + # ignore errors mostly for non-existing $TRUSTEDFILE + { + cat "$TRUSTEDFILE" || true + for parts in $(find -L "$TRUSTEDPARTS" -type f -name '*.gpg'); do + cat "$parts" || true + done + } > "$PUBRING" 2>/dev/null + elif [ -s "$TRUSTEDFILE" ]; then + cp --dereference "$TRUSTEDFILE" "$PUBRING" + fi + fi + + if [ ! -s "$PUBRING" ]; then + touch "$PUBRING" + fi } import_keys_from_keyring() { - local IMPORT="$1" - local KEYRINGFILE="$2" - $GPG_CMD --keyring "$KEYRINGFILE" --batch --import "$IMPORT" >/dev/null 2>&1 + import_keyring_into_keyring "$1" "$2" +} + +merge_keys_into_keyrings() { + import_keyring_into_keyring "$2" "$1" '' --import-options 'merge-only' +} + +merge_back_changes() { + if [ -n "$FORCED_KEYRING" ]; then + # if the keyring was forced merge is already done + return + fi + if [ -s "${GPGHOMEDIR}/pubring.gpg" ]; then + # merge all updated keys + foreach_keyring_do 'merge_keys_into_keyrings' "${GPGHOMEDIR}/pubring.gpg" + fi + # look for keys which were added or removed + get_fingerprints_of_keyring "${GPGHOMEDIR}/pubring.orig.gpg" > "${GPGHOMEDIR}/pubring.orig.keylst" + get_fingerprints_of_keyring "${GPGHOMEDIR}/pubring.gpg" > "${GPGHOMEDIR}/pubring.keylst" + comm -3 "${GPGHOMEDIR}/pubring.keylst" "${GPGHOMEDIR}/pubring.orig.keylst" > "${GPGHOMEDIR}/pubring.diff" + # key isn't part of new keyring, so remove + cut -f 2 "${GPGHOMEDIR}/pubring.diff" | while read key; do + if [ -z "$key" ]; then continue; fi + foreach_keyring_do 'remove_key_from_keyring' "$key" + done + # key is only part of new keyring, so we need to import it + cut -f 1 "${GPGHOMEDIR}/pubring.diff" | while read key; do + if [ -z "$key" ]; then continue; fi + import_keyring_into_keyring '' "$TRUSTEDFILE" "$key" + done } setup_merged_keyring() { - if [ -z "$FORCED_KEYRING" ]; then - local TRUSTEDFILE_BAK="$TRUSTEDFILE" - TRUSTEDFILE='/dev/null' - foreach_keyring_do 'import_keys_from_keyring' "${GPGHOMEDIR}/pubring.gpg" - TRUSTEDFILE="$TRUSTEDFILE_BAK" - # mark it as non-writeable so users get errors if gnupg tries to modify it - if [ -s "${GPGHOMEDIR}/pubring.gpg" ]; then - chmod -w "${GPGHOMEDIR}/pubring.gpg" - GPG="$GPG --keyring ${GPGHOMEDIR}/pubring.gpg" + if [ -n "$FORCED_KEYID" ]; then + merge_all_trusted_keyrings_into_pubring + FORCED_KEYRING="${GPGHOMEDIR}/forcedkeyid.gpg" + TRUSTEDFILE="${FORCED_KEYRING}" + echo "#!/bin/sh +exec sh \"${GPG}\" --keyring \"${TRUSTEDFILE}\" \"\$@\"" > "${GPGHOMEDIR}/gpg.1.sh" + GPG="${GPGHOMEDIR}/gpg.1.sh" + # ignore error as this "just" means we haven't found the forced keyid and the keyring will be empty + import_keyring_into_keyring '' "$TRUSTEDFILE" "$FORCED_KEYID" || true + elif [ -z "$FORCED_KEYRING" ]; then + merge_all_trusted_keyrings_into_pubring + if [ -r "${GPGHOMEDIR}/pubring.gpg" ]; then + cp -a "${GPGHOMEDIR}/pubring.gpg" "${GPGHOMEDIR}/pubring.orig.gpg" + else + touch "${GPGHOMEDIR}/pubring.gpg" "${GPGHOMEDIR}/pubring.orig.gpg" fi + echo "#!/bin/sh +exec sh \"${GPG}\" --keyring \"${GPGHOMEDIR}/pubring.gpg\" \"\$@\"" > "${GPGHOMEDIR}/gpg.1.sh" + GPG="${GPGHOMEDIR}/gpg.1.sh" + else + create_new_keyring "$TRUSTEDFILE" + echo "#!/bin/sh +exec sh \"${GPG}\" --keyring \"${TRUSTEDFILE}\" \"\$@\"" > "${GPGHOMEDIR}/gpg.1.sh" + GPG="${GPGHOMEDIR}/gpg.1.sh" fi - if [ -r "$TRUSTEDFILE" ]; then - GPG="$GPG --keyring $TRUSTEDFILE --primary-keyring $TRUSTEDFILE" +} + +create_new_keyring() { + # gpg defaults to mode 0600 for new keyrings. Create one with 0644 instead. + if ! [ -e "$TRUSTEDFILE" ]; then + if [ -w "$(dirname "$TRUSTEDFILE")" ]; then + touch -- "$TRUSTEDFILE" + chmod 0644 -- "$TRUSTEDFILE" + fi fi } +aptkey_execute() { sh "$@"; } usage() { echo "Usage: apt-key [--keyring file] [command] [arguments]" @@ -285,16 +418,33 @@ while [ -n "$1" ]; do shift TRUSTEDFILE="$1" FORCED_KEYRING="$1" + ;; + --keyid) shift + FORCED_KEYID="$1" + ;; + --secret-keyring) + shift + FORCED_SECRET_KEYRING="$1" + ;; + --readonly) + merge_back_changes() { true; } + create_new_keyring() { if [ ! -r "$FORCED_KEYRING" ]; then TRUSTEDFILE='/dev/null'; FORCED_KEYRING="$TRUSTEDFILE"; fi; } ;; --fakeroot) requires_root() { true; } - shift ;; --quiet) aptkey_echo() { true; } - shift ;; + --debug1) + # some cmds like finger redirect stderr to /dev/null … + aptkey_execute() { echo 'EXEC:' "$@"; sh "$@"; } + ;; + --debug2) + # … other more complicated ones pipe gpg into gpg. + aptkey_execute() { echo >&2 'EXEC:' "$@"; sh "$@"; } + ;; --*) echo >&2 "Unknown option: $1" usage @@ -302,6 +452,7 @@ while [ -n "$1" ]; do *) break;; esac + shift done if [ -z "$TRUSTEDFILE" ]; then @@ -317,58 +468,84 @@ if [ -z "$command" ]; then fi shift -if [ "$command" != "help" ]; then +create_gpg_home() { + # gpg needs (in different versions more or less) files to function correctly, + # so we give it its own homedir and generate some valid content for it later on + if [ -n "$TMPDIR" ]; then + # tmpdir is a directory and current user has rwx access to it + # same tests as in apt-pkg/contrib/fileutl.cc GetTempDir() + if [ ! -d "$TMPDIR" ] || [ ! -r "$TMPDIR" ] || [ ! -w "$TMPDIR" ] || [ ! -x "$TMPDIR" ]; then + unset TMPDIR + fi + fi + GPGHOMEDIR="$(mktemp -d)" + CURRENTTRAP="${CURRENTTRAP} rm -rf '${GPGHOMEDIR}';" + trap "${CURRENTTRAP}" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM + chmod 700 "$GPGHOMEDIR" +} + +prepare_gpg_home() { eval $(apt-config shell GPG_EXE Apt::Key::gpgcommand) - if [ -n "$GPG_EXE" ] && which "$GPG_EXE" >/dev/null 2>&1; then + if [ -n "$GPG_EXE" ] && command_available "$GPG_EXE"; then true - elif which gpg >/dev/null 2>&1; then + elif command_available 'gpg'; then GPG_EXE="gpg" - elif which gpg2 >/dev/null 2>&1; then + elif command_available 'gpg2'; then GPG_EXE="gpg2" else echo >&2 "Error: gnupg or gnupg2 do not seem to be installed," - echo >&2 "Error: but apt-key requires gnupg or gnupg2 for operation." + echo >&2 "Error: but apt-key requires gnupg or gnupg2 for this operation." echo >&2 exit 255 fi - GPG_CMD="$GPG_EXE --ignore-time-conflict --no-options --no-default-keyring" + create_gpg_home - # gpg needs (in different versions more or less) files to function correctly, - # so we give it its own homedir and generate some valid content for it - GPGHOMEDIR="$(mktemp -d)" - CURRENTTRAP="${CURRENTTRAP} rm -rf '${GPGHOMEDIR}';" - trap "${CURRENTTRAP}" 0 HUP INT QUIT ILL ABRT FPE SEGV PIPE TERM - chmod 700 "$GPGHOMEDIR" # We don't use a secret keyring, of course, but gpg panics and # implodes if there isn't one available - and writeable for imports SECRETKEYRING="${GPGHOMEDIR}/secring.gpg" - touch $SECRETKEYRING - GPG_CMD="$GPG_CMD --homedir $GPGHOMEDIR" + touch "$SECRETKEYRING" + # create the trustdb with an (empty) dummy keyring # older gpgs required it, newer gpgs even warn that it isn't needed, # but require it nonetheless for some commands, so we just play safe # here for the foreseeable future and create a dummy one - $GPG_CMD --quiet --check-trustdb --keyring $SECRETKEYRING >/dev/null 2>&1 + if ! "$GPG_EXE" --ignore-time-conflict --no-options --no-default-keyring \ + --homedir "$GPGHOMEDIR" --quiet --check-trustdb --keyring "$SECRETKEYRING" >"${GPGHOMEDIR}/gpgoutput.log" 2>&1; then + cat >&2 "${GPGHOMEDIR}/gpgoutput.log" + false + fi # tell gpg that it shouldn't try to maintain a trustdb file - GPG_CMD="$GPG_CMD --no-auto-check-trustdb --trust-model always" - GPG="$GPG_CMD" - - # gpg defaults to mode 0600 for new keyrings. Create one with 0644 instead. - if ! [ -e "$TRUSTEDFILE" ]; then - if [ -w "$(dirname "$TRUSTEDFILE")" ]; then - touch -- "$TRUSTEDFILE" - chmod 0644 -- "$TRUSTEDFILE" - fi + echo "#!/bin/sh +exec \"${GPG_EXE}\" --ignore-time-conflict --no-options --no-default-keyring \\ + --homedir \"${GPGHOMEDIR}\" --no-auto-check-trustdb --trust-model always \"\$@\"" > "${GPGHOMEDIR}/gpg.0.sh" + GPG_SH="${GPGHOMEDIR}/gpg.0.sh" + GPG="$GPG_SH" + + # for advanced operations, we might really need a secret keyring after all + if [ -n "$FORCED_SECRET_KEYRING" ] && [ -r "$FORCED_SECRET_KEYRING" ]; then + rm -f "$SECRETKEYRING" + cp -a "$FORCED_SECRET_KEYRING" "$SECRETKEYRING" fi + + # older gpg versions need a secring file, but newer versions take it as + # a hint to start a migration from earlier versions. The file is empty + # anyhow, so nothing actually happens, but its three lines of output + # nobody expects to see in apt-key context, so trigger it in silence + echo -n | aptkey_execute "$GPG" --batch --import >/dev/null 2>&1 || true +} + +if [ "$command" != 'help' ] && [ "$command" != 'verify' ]; then + prepare_gpg_home fi case "$command" in add) requires_root setup_merged_keyring - $GPG --quiet --batch --import "$@" + aptkey_execute "$GPG" --quiet --batch --import "$@" + merge_back_changes aptkey_echo "OK" ;; del|rm|remove) @@ -380,26 +557,52 @@ case "$command" in requires_root setup_merged_keyring update + merge_back_changes ;; net-update) requires_root setup_merged_keyring net_update + merge_back_changes ;; list) - foreach_keyring_do 'list_keys_from_keyring' "$@" + foreach_keyring_do 'run_cmd_on_keyring' --list-keys "$@" ;; finger*) - foreach_keyring_do 'fingerprint_keys_from_keyring' "$@" + foreach_keyring_do 'run_cmd_on_keyring' --fingerprint "$@" ;; export|exportall) - foreach_keyring_do 'import_keys_from_keyring' "${GPGHOMEDIR}/pubring.gpg" - $GPG_CMD --keyring "${GPGHOMEDIR}/pubring.gpg" --armor --export "$@" + merge_all_trusted_keyrings_into_pubring + aptkey_execute "$GPG_SH" --keyring "${GPGHOMEDIR}/pubring.gpg" --armor --export "$@" ;; adv*) setup_merged_keyring aptkey_echo "Executing: $GPG $*" - $GPG "$@" + aptkey_execute "$GPG" "$@" + merge_back_changes + ;; + verify) + GPGV='' + eval $(apt-config shell GPGV Apt::Key::gpgvcommand) + if [ -n "$GPGV" ] && command_available "$GPGV"; then true; + elif command_available 'gpgv'; then GPGV='gpgv'; + elif command_available 'gpgv2'; then GPGV='gpgv2'; + else + echo >&2 'ERROR: gpgv or gpgv2 required for verification' + exit 29 + fi + # for a forced keyid we need gpg --export, so full wrapping required + if [ -n "$FORCED_KEYID" ]; then + prepare_gpg_home + else + create_gpg_home + fi + setup_merged_keyring + if [ -n "$FORCED_KEYRING" ]; then + "$GPGV" --homedir "${GPGHOMEDIR}" --keyring "${FORCED_KEYRING}" --ignore-time-conflict "$@" + else + "$GPGV" --homedir "${GPGHOMEDIR}" --keyring "${GPGHOMEDIR}/pubring.gpg" --ignore-time-conflict "$@" + fi ;; help) usage