3 # monkeysphere-server: MonkeySphere server admin tool
5 # The monkeysphere scripts are written by:
6 # Jameson Rollins <jrollins@fifthhorseman.net>
7 # Daniel Kahn Gillmor <dkg@fifthhorseman.net>
9 # They are Copyright 2008, and are all released under the GPL, version 3
12 ########################################################################
15 SHARE=${MONKEYSPHERE_SHARE:="/usr/share/monkeysphere"}
17 . "${SHARE}/common" || exit 1
19 VARLIB="/var/lib/monkeysphere"
22 # date in UTF format if needed
23 DATE=$(date -u '+%FT%T')
25 # unset some environment variables that could screw things up
31 ########################################################################
33 ########################################################################
37 usage: $PGRM <subcommand> [options] [args]
38 MonkeySphere server admin tool.
41 update-users (u) [USER]... update user authorized_keys files
43 gen-key (g) [NAME[:PORT]] generate gpg key for the server
44 --length (-l) BITS key length in bits (2048)
45 --expire (-e) EXPIRE date to expire
46 --revoker (-r) FINGERPRINT add a revoker
47 extend-key (e) EXPIRE extend expiration to EXPIRE
48 add-hostname (n+) NAME[:PORT] add hostname user ID to server key
49 revoke-hostname (n-) NAME[:PORT] revoke hostname user ID
50 show-key (s) output all server host key information
51 publish-key (p) publish server host key to keyserver
52 diagnostics (d) report on server monkeysphere status
54 add-id-certifier (c+) KEYID import and tsign a certification key
55 --domain (-n) DOMAIN limit ID certifications to DOMAIN
56 --trust (-t) TRUST trust level of certifier (full)
57 --depth (-d) DEPTH trust depth for certifier (1)
58 remove-id-certifier (c-) KEYID remove a certification key
59 list-id-certifiers (c) list certification keys
61 gpg-authentication-cmd CMD gnupg-authentication command
68 su_monkeysphere_user() {
69 su --preserve-environment "$MONKEYSPHERE_USER" -- -c "$@"
72 # function to interact with the host gnupg keyring
76 GNUPGHOME="$GNUPGHOME_HOST"
79 # NOTE: we supress this warning because we need the monkeysphere
80 # user to be able to read the host pubring. we realize this might
81 # be problematic, but it's the simplest solution, without too much
83 gpg --no-permission-warning "$@"
86 # always reset the permissions on the host pubring so that the
87 # monkeysphere user can read the trust signatures
88 chgrp "$MONKEYSPHERE_USER" "${GNUPGHOME_HOST}/pubring.gpg"
89 chmod g+r "${GNUPGHOME_HOST}/pubring.gpg"
94 # function to interact with the authentication gnupg keyring
95 # FIXME: this function requires basically accepts only a single
96 # argument because of problems with quote expansion. this needs to be
98 gpg_authentication() {
99 GNUPGHOME="$GNUPGHOME_AUTHENTICATION"
102 su_monkeysphere_user "gpg $@"
105 # output just key fingerprint
106 fingerprint_server_key() {
107 gpg_host --list-secret-keys --fingerprint \
108 --with-colons --fixed-list-mode 2> /dev/null | \
109 grep '^fpr:' | head -1 | cut -d: -f10
112 # output key information
117 fingerprint=$(fingerprint_server_key)
118 gpg_authentication "--fingerprint --list-key --list-options show-unusable-uids $fingerprint"
120 # dumping to a file named ' ' so that the ssh-keygen output
121 # doesn't claim any potentially bogus hostname(s):
123 gpg_authentication "--export $fingerprint" | openpgp2ssh "$fingerprint" 2>/dev/null > "$tmpkey/ "
124 echo -n "ssh fingerprint: "
125 (cd "$tmpkey" && ssh-keygen -l -f ' ' | awk '{ print $2 }')
127 echo -n "OpenPGP fingerprint: "
131 # update authorized_keys for users
134 # get users from command line
137 # or just look at all users if none specified
138 unames=$(getent passwd | cut -d: -f1)
142 MODE="authorized_keys"
145 GNUPGHOME="$GNUPGHOME_AUTHENTICATION"
147 # check to see if the gpg trust database has been initialized
148 if [ ! -s "${GNUPGHOME}/trustdb.gpg" ] ; then
149 failure "GNUPG trust database uninitialized. Please see MONKEYSPHERE-SERVER(8)."
152 # make sure the authorized_keys directory exists
153 mkdir -p "${VARLIB}/authorized_keys"
156 for uname in $unames ; do
157 # check all specified users exist
158 if ! getent passwd "$uname" >/dev/null ; then
159 log info "----- unknown user '$uname' -----"
163 # set authorized_user_ids and raw authorized_keys variables,
164 # translating ssh-style path variables
165 authorizedUserIDs=$(translate_ssh_variables "$uname" "$AUTHORIZED_USER_IDS")
166 rawAuthorizedKeys=$(translate_ssh_variables "$uname" "$RAW_AUTHORIZED_KEYS")
168 # if neither is found, skip user
169 if [ ! -s "$authorizedUserIDs" ] ; then
170 if [ "$rawAuthorizedKeys" = '-' -o ! -s "$rawAuthorizedKeys" ] ; then
175 log info "----- user: $uname -----"
177 # exit if the authorized_user_ids file is empty
178 if ! check_key_file_permissions "$uname" "$AUTHORIZED_USER_IDS" ; then
179 log error "Improper permissions on authorized_user_ids file path."
183 # check permissions on the authorized_keys file path
184 if ! check_key_file_permissions "$uname" "$RAW_AUTHORIZED_KEYS" ; then
185 log error "Improper permissions on authorized_keys file path path."
189 # make temporary directory
192 # trap to delete temporary directory on exit
193 trap "rm -rf $TMPDIR" EXIT
195 # create temporary authorized_user_ids file
196 TMP_AUTHORIZED_USER_IDS="${TMPDIR}/authorized_user_ids"
197 touch "$TMP_AUTHORIZED_USER_IDS"
199 # create temporary authorized_keys file
200 AUTHORIZED_KEYS="${TMPDIR}/authorized_keys"
201 touch "$AUTHORIZED_KEYS"
203 # set restrictive permissions on the temporary files
204 # FIXME: is there a better way to do this?
206 chmod 0600 "$AUTHORIZED_KEYS"
207 chmod 0600 "$TMP_AUTHORIZED_USER_IDS"
208 chown -R "$MONKEYSPHERE_USER" "$TMPDIR"
210 # if the authorized_user_ids file exists...
211 if [ -s "$authorizedUserIDs" ] ; then
212 # copy user authorized_user_ids file to temporary
214 cat "$authorizedUserIDs" > "$TMP_AUTHORIZED_USER_IDS"
216 # export needed variables
217 export AUTHORIZED_KEYS
218 export TMP_AUTHORIZED_USER_IDS
220 # process authorized_user_ids file, as monkeysphere
222 su_monkeysphere_user \
223 ". ${SHARE}/common; process_authorized_user_ids $TMP_AUTHORIZED_USER_IDS"
227 # add user-controlled authorized_keys file path if specified
228 if [ "$rawAuthorizedKeys" != '-' -a -s "$rawAuthorizedKeys" ] ; then
229 log info "adding raw authorized_keys file... "
230 cat "$rawAuthorizedKeys" >> "$AUTHORIZED_KEYS"
233 # openssh appears to check the contents of the
234 # authorized_keys file as the user in question, so the
235 # file must be readable by that user at least.
236 # FIXME: is there a better way to do this?
237 chown root "$AUTHORIZED_KEYS"
238 chgrp $(getent passwd "$uname" | cut -f4 -d:) "$AUTHORIZED_KEYS"
239 chmod g+r "$AUTHORIZED_KEYS"
241 # move the resulting authorized_keys file into place
242 mv -f "$AUTHORIZED_KEYS" "${VARLIB}/authorized_keys/${uname}"
244 # destroy temporary directory
249 # generate server gpg key
261 # set default key parameter values
269 TEMP=$(getopt -o e:l:r -l expire:,length:,revoker: -n "$PGRM" -- "$@")
271 if [ $? != 0 ] ; then
275 # Note the quotes around `$TEMP': they are essential!
301 hostName=${1:-$(hostname --fqdn)}
302 userID="ssh://${hostName}"
304 # check for presense of key with user ID
305 if gpg_host --list-key ="$userID" > /dev/null 2>&1 ; then
306 failure "Key for '$userID' already exists"
309 # prompt about key expiration if not specified
310 keyExpire=$(get_gpg_expiration "$keyExpire")
313 keyParameters=$(cat <<EOF
315 Key-Length: $keyLength
318 Expire-Date: $keyExpire
322 # add the revoker field if specified
323 # FIXME: the "1:" below assumes that $REVOKER's key is an RSA key.
324 # FIXME: key is marked "sensitive"? is this appropriate?
325 if [ "$revoker" ] ; then
326 keyParameters="${keyParameters}"$(cat <<EOF
327 Revoker: 1:$revoker sensitive
332 echo "The following key parameters will be used for the host private key:"
333 echo "$keyParameters"
335 read -p "Generate key? (Y/n) " OK; OK=${OK:=Y}
336 if [ ${OK/y/Y} != 'Y' ] ; then
341 keyParameters="${keyParameters}"$(cat <<EOF
348 log info "generating server key..."
349 echo "$keyParameters" | gpg_host --batch --gen-key
351 # output the server fingerprint
352 fingerprint_server_key "=${userID}"
354 # find the key fingerprint of the newly generated key
355 fingerprint=$(fingerprint_server_key)
357 # export host ownertrust to authentication keyring
358 log info "setting ultimate owner trust for server key..."
359 echo "${fingerprint}:6:" | gpg_authentication "--import-ownertrust"
361 # translate the private key to ssh format, and export to a file
363 # NOTE: assumes that the primary key is the proper key to use
365 gpg_host --export-secret-key "$fingerprint" | \
366 openpgp2ssh "$fingerprint" > "${VARLIB}/ssh_host_rsa_key")
367 log info "Private SSH host key output to file: ${VARLIB}/ssh_host_rsa_key"
370 # extend the lifetime of a host key:
372 local fpr=$(fingerprint_server_key)
375 if [ -z "$fpr" ] ; then
376 failure "You don't appear to have a MonkeySphere host key on this server. Try 'monkeysphere-server gen-key' first."
379 # get the new expiration date
380 extendTo=$(get_gpg_expiration "$extendTo")
382 gpg_host --quiet --command-fd 0 --edit-key "$fpr" <<EOF
389 echo "NOTE: Host key expiration date adjusted, but not yet published."
390 echo "Run '$PGRM publish-key' to publish the new expiration date."
393 # add hostname user ID to server key
401 if [ -z "$1" ] ; then
402 failure "You must specify a hostname to add."
407 fingerprint=$(fingerprint_server_key)
409 # match to only ultimately trusted user IDs
410 tmpuidMatch="u:$(echo $userID | gpg_escape)"
412 # find the index of the requsted user ID
413 # NOTE: this is based on circumstantial evidence that the order of
414 # this output is the appropriate index
415 if line=$(gpg_host --list-keys --with-colons --fixed-list-mode "0x${fingerprint}!" \
416 | egrep '^(uid|uat):' | cut -f2,10 -d: | grep -n -x -F "$tmpuidMatch") ; then
417 failure "Host userID '$userID' already exists."
420 echo "The following user ID will be added to the host key:"
422 read -p "Are you sure you would like to add this user ID? (y/N) " OK; OK=${OK:=N}
423 if [ ${OK/y/Y} != 'Y' ] ; then
424 failure "User ID not added."
427 # edit-key script command to add user ID
428 adduidCommand=$(cat <<EOF
437 # execute edit-key script
438 if echo "$adduidCommand" | \
439 gpg_host --quiet --command-fd 0 --edit-key "0x${fingerprint}!" ; then
441 # update the trustdb for the authentication keyring
442 gpg_authentication "--check-trustdb"
447 echo "NOTE: User ID added to key, but key not published."
448 echo "Run '$PGRM publish-key' to publish the new user ID."
450 failure "Problem adding user ID."
454 # revoke hostname user ID to server key
464 if [ -z "$1" ] ; then
465 failure "You must specify a hostname to revoke."
468 echo "WARNING: There is a known bug in this function."
469 echo "This function has been known to occasionally revoke the wrong user ID."
470 echo "Please see the following bug report for more information:"
471 echo "http://web.monkeysphere.info/bugs/revoke-hostname-revoking-wrong-userid/"
472 read -p "Are you sure you would like to proceed? (y/N) " OK; OK=${OK:=N}
473 if [ ${OK/y/Y} != 'Y' ] ; then
479 fingerprint=$(fingerprint_server_key)
481 # match to only ultimately trusted user IDs
482 tmpuidMatch="u:$(echo $userID | gpg_escape)"
484 # find the index of the requsted user ID
485 # NOTE: this is based on circumstantial evidence that the order of
486 # this output is the appropriate index
487 if line=$(gpg_host --list-keys --with-colons --fixed-list-mode "0x${fingerprint}!" \
488 | egrep '^(uid|uat):' | cut -f2,10 -d: | grep -n -x -F "$tmpuidMatch") ; then
491 failure "No non-revoked user ID '$userID' is found."
494 echo "The following host key user ID will be revoked:"
496 read -p "Are you sure you would like to revoke this user ID? (y/N) " OK; OK=${OK:=N}
497 if [ ${OK/y/Y} != 'Y' ] ; then
498 failure "User ID not revoked."
501 message="Hostname removed by monkeysphere-server $DATE"
503 # edit-key script command to revoke user ID
504 revuidCommand=$(cat <<EOF
516 # execute edit-key script
517 if echo "$revuidCommand" | \
518 gpg_host --quiet --command-fd 0 --edit-key "0x${fingerprint}!" ; then
520 # update the trustdb for the authentication keyring
521 gpg_authentication "--check-trustdb"
526 echo "NOTE: User ID revoked, but revocation not published."
527 echo "Run '$PGRM publish-key' to publish the revocation."
529 failure "Problem revoking user ID."
533 # publish server key to keyserver
534 publish_server_key() {
535 read -p "Really publish host key to $KEYSERVER? (y/N) " OK; OK=${OK:=N}
536 if [ ${OK/y/Y} != 'Y' ] ; then
537 failure "key not published."
540 # find the key fingerprint
541 fingerprint=$(fingerprint_server_key)
544 gpg_authentication "--keyserver $KEYSERVER --send-keys '0x${fingerprint}!'"
548 # * check on the status and validity of the key and public certificates
561 # FIXME: what's the correct, cross-platform answer?
562 sshd_config=/etc/ssh/sshd_config
563 seckey=$(gpg_host --list-secret-keys --fingerprint --with-colons --fixed-list-mode)
564 keysfound=$(echo "$seckey" | grep -c ^sec:)
566 # warn when anything is 2 months away from expiration
567 warnwindow='2 months'
568 warndate=$(date +%s -d "$warnwindow")
570 echo "Checking host GPG key..."
571 if (( "$keysfound" < 1 )); then
572 echo "! No host key found."
573 echo " - Recommendation: run 'monkeysphere-server gen-key'"
574 elif (( "$keysfound" > 1 )); then
575 echo "! More than one host key found?"
576 # FIXME: recommend a way to resolve this
578 create=$(echo "$seckey" | grep ^sec: | cut -f6 -d:)
579 expire=$(echo "$seckey" | grep ^sec: | cut -f7 -d:)
580 fingerprint=$(echo "$seckey" | grep ^fpr: | head -n1 | cut -f10 -d:)
581 # check for key expiration:
582 if [ "$expire" ]; then
583 if (( "$expire" < "$curdate" )); then
584 echo "! Host key is expired."
585 echo " - Recommendation: extend lifetime of key with 'monkeysphere-server extend-key'"
586 elif (( "$expire" < "$warndate" )); then
587 echo "! Host key expires in less than $warnwindow:" $(date -d "$(( $expire - $curdate )) seconds" +%F)
588 echo " - Recommendation: extend lifetime of key with 'monkeysphere-server extend-key'"
593 if [ "$create" ] && (( "$create" > "$curdate" )); then
594 echo "! Host key was created in the future(?!). Is your clock correct?"
595 echo " - Recommendation: Check clock ($(date +%F_%T)); use NTP?"
598 # check for UserID expiration:
599 echo "$seckey" | grep ^uid: | cut -d: -f6,7,10 | \
600 while IFS=: read create expire uid ; do
601 # FIXME: should we be doing any checking on the form
602 # of the User ID? Should we be unmangling it somehow?
604 if [ "$create" ] && (( "$create" > "$curdate" )); then
605 echo "! User ID '$uid' was created in the future(?!). Is your clock correct?"
606 echo " - Recommendation: Check clock ($(date +%F_%T)); use NTP?"
608 if [ "$expire" ] ; then
609 if (( "$expire" < "$curdate" )); then
610 echo "! User ID '$uid' is expired."
611 # FIXME: recommend a way to resolve this
612 elif (( "$expire" < "$warndate" )); then
613 echo "! User ID '$uid' expires in less than $warnwindow:" $(date -d "$(( $expire - $curdate )) seconds" +%F)
614 # FIXME: recommend a way to resolve this
619 # FIXME: verify that the host key is properly published to the
620 # keyservers (do this with the non-privileged user)
622 # FIXME: check that there are valid, non-expired certifying signatures
623 # attached to the host key after fetching from the public keyserver
624 # (do this with the non-privileged user as well)
626 # FIXME: propose adding a revoker to the host key if none exist (do we
627 # have a way to do that after key generation?)
629 # Ensure that the ssh_host_rsa_key file is present and non-empty:
631 echo "Checking host SSH key..."
632 if [ ! -s "${VARLIB}/ssh_host_rsa_key" ] ; then
633 echo "! The host key as prepared for SSH (${VARLIB}/ssh_host_rsa_key) is missing or empty."
635 if [ $(stat -c '%a' "${VARLIB}/ssh_host_rsa_key") != 600 ] ; then
636 echo "! Permissions seem wrong for ${VARLIB}/ssh_host_rsa_key -- should be 0600."
639 # propose changes needed for sshd_config (if any)
640 if ! grep -q "^HostKey[[:space:]]\+${VARLIB}/ssh_host_rsa_key$" "$sshd_config"; then
641 echo "! $sshd_config does not point to the monkeysphere host key (${VARLIB}/ssh_host_rsa_key)."
642 echo " - Recommendation: add a line to $sshd_config: 'HostKey ${VARLIB}/ssh_host_rsa_key'"
644 if badhostkeys=$(grep -i '^HostKey' "$sshd_config" | grep -q -v "^HostKey[[:space:]]\+${VARLIB}/ssh_host_rsa_key$") ; then
645 echo "! $sshd_config refers to some non-monkeysphere host keys:"
647 echo " - Recommendation: remove the above HostKey lines from $sshd_config"
652 # FIXME: look at the ownership/privileges of the various keyrings,
653 # directories housing them, etc (what should those values be? can
654 # we make them as minimal as possible?)
656 # FIXME: look to see that the ownertrust rules are set properly on the
657 # authentication keyring
659 # FIXME: make sure that at least one identity certifier exists
662 echo "Checking for MonkeySphere-enabled public-key authentication for users ..."
663 # Ensure that User ID authentication is enabled:
664 if ! grep -q "^AuthorizedKeysFile[[:space:]]\+${VARLIB}/authorized_keys/%u$" "$sshd_config"; then
665 echo "! $sshd_config does not point to monkeysphere authorized keys."
666 echo " - Recommendation: add a line to $sshd_config: 'AuthorizedKeysFile ${VARLIB}/authorized_keys/%u'"
668 if badauthorizedkeys=$(grep -i '^AuthorizedKeysFile' "$sshd_config" | grep -q -v "^AuthorizedKeysFile[[:space:]]\+${VARLIB}/authorized_keys/%u$") ; then
669 echo "! $sshd_config refers to non-monkeysphere authorized_keys files:"
670 echo "$badauthorizedkeys"
671 echo " - Recommendation: remove the above AuthorizedKeysFile lines from $sshd_config"
675 # retrieve key from web of trust, import it into the host keyring, and
676 # ltsign the key in the host keyring so that it may certify other keys
686 # set default values for trust depth and domain
692 TEMP=$(getopt -o n:t:d: -l domain:,trust:,depth: -n "$PGRM" -- "$@")
694 if [ $? != 0 ] ; then
698 # Note the quotes around `$TEMP': they are essential!
725 if [ -z "$keyID" ] ; then
726 failure "You must specify the key ID of a key to add."
730 # get the key from the key server
731 gpg_authentication "--keyserver $KEYSERVER --recv-key '0x${keyID}!'"
733 # get the full fingerprint of a key ID
734 fingerprint=$(gpg_authentication "--list-key --with-colons --with-fingerprint 0x${keyID}!" | \
735 grep '^fpr:' | grep "$keyID" | cut -d: -f10)
737 if [ -z "$fingerprint" ] ; then
738 failure "Key '$keyID' not found."
743 gpg_authentication "--fingerprint 0x${fingerprint}!"
745 echo "Are you sure you want to add the above key as a"
746 read -p "certifier of users on this system? (y/N) " OK; OK=${OK:-N}
747 if [ "${OK/y/Y}" != 'Y' ] ; then
748 failure "Identity certifier not added."
751 # export the key to the host keyring
752 gpg_authentication "--export 0x${fingerprint}!" | gpg_host --import
754 if [ "$trust" == marginal ]; then
756 elif [ "$trust" == full ]; then
759 failure "Trust value requested ('$trust') was unclear (only 'marginal' or 'full' are supported)."
763 # NOTE: *all* user IDs will be ltsigned
764 ltsignCommand=$(cat <<EOF
776 if echo "$ltsignCommand" | \
777 gpg_host --quiet --command-fd 0 --edit-key "0x${fingerprint}!" ; then
779 # update the trustdb for the authentication keyring
780 gpg_authentication "--check-trustdb"
783 echo "Identity certifier added."
785 failure "Problem adding identify certifier."
789 # delete a certifiers key from the host keyring
795 if [ -z "$keyID" ] ; then
796 failure "You must specify the key ID of a key to remove."
799 if gpg_authentication "--no-options --list-options show-uid-validity --keyring ${GNUPGHOME_AUTHENTICATION}/pubring.gpg --list-key 0x${keyID}!" ; then
800 read -p "Really remove above listed identity certifier? (y/N) " OK; OK=${OK:-N}
801 if [ "${OK/y/Y}" != 'Y' ] ; then
802 failure "Identity certifier not removed."
808 # delete the requested key
809 if gpg_authentication "--delete-key --batch --yes 0x${keyID}!" ; then
810 # delete key from host keyring as well
811 gpg_host --delete-key --batch --yes "0x${keyID}!"
813 # update the trustdb for the authentication keyring
814 gpg_authentication "--check-trustdb"
817 echo "Identity certifier removed."
819 failure "Problem removing identity certifier."
823 # list the host certifiers
828 # find trusted keys in authentication keychain
829 keys=$(gpg_authentication "--no-options --list-options show-uid-validity --keyring ${GNUPGHOME_AUTHENTICATION}/pubring.gpg --list-keys --with-colons --fingerprint" | \
830 grep ^pub: | cut -d: -f2,5 | egrep '^(u|f):' | cut -d: -f2)
833 for key in $keys ; do
834 gpg_authentication "--no-options --list-options show-uid-validity --keyring ${GNUPGHOME_AUTHENTICATION}/pubring.gpg --list-key --fingerprint $key"
838 # issue command to gpg-authentication keyring
839 gpg_authentication_cmd() {
840 gpg_authentication "$@"
843 ########################################################################
845 ########################################################################
847 # unset variables that should be defined only in config file
849 unset AUTHORIZED_USER_IDS
850 unset RAW_AUTHORIZED_KEYS
851 unset MONKEYSPHERE_USER
853 # load configuration file
854 [ -e ${MONKEYSPHERE_SERVER_CONFIG:="${ETC}/monkeysphere-server.conf"} ] && . "$MONKEYSPHERE_SERVER_CONFIG"
856 # set empty config variable with ones from the environment, or with
858 LOG_LEVEL=${MONKEYSPHERE_LOG_LEVEL:=${LOG_LEVEL:="info"}}
859 KEYSERVER=${MONKEYSPHERE_KEYSERVER:=${KEYSERVER:="subkeys.pgp.net"}}
860 AUTHORIZED_USER_IDS=${MONKEYSPHERE_AUTHORIZED_USER_IDS:=${AUTHORIZED_USER_IDS:="%h/.config/monkeysphere/authorized_user_ids"}}
861 RAW_AUTHORIZED_KEYS=${MONKEYSPHERE_RAW_AUTHORIZED_KEYS:=${RAW_AUTHORIZED_KEYS:="%h/.ssh/authorized_keys"}}
862 MONKEYSPHERE_USER=${MONKEYSPHERE_MONKEYSPHERE_USER:=${MONKEYSPHERE_USER:="monkeysphere"}}
865 CHECK_KEYSERVER=${MONKEYSPHERE_CHECK_KEYSERVER:="true"}
866 REQUIRED_USER_KEY_CAPABILITY=${MONKEYSPHERE_REQUIRED_USER_KEY_CAPABILITY:="a"}
867 GNUPGHOME_HOST=${MONKEYSPHERE_GNUPGHOME_HOST:="${VARLIB}/gnupg-host"}
868 GNUPGHOME_AUTHENTICATION=${MONKEYSPHERE_GNUPGHOME_AUTHENTICATION:="${VARLIB}/gnupg-authentication"}
870 # export variables needed in su invocation
873 export MONKEYSPHERE_USER
876 export CHECK_KEYSERVER
877 export REQUIRED_USER_KEY_CAPABILITY
878 export GNUPGHOME_HOST
879 export GNUPGHOME_AUTHENTICATION
884 [ "$COMMAND" ] || failure "Type '$PGRM help' for usage."
888 'update-users'|'update-user'|'u')
900 'add-hostname'|'add-name'|'n+')
904 'revoke-hostname'|'revoke-name'|'n-')
908 'show-key'|'show'|'s')
912 'publish-key'|'publish'|'p')
920 'add-identity-certifier'|'add-id-certifier'|'add-certifier'|'c+')
924 'remove-identity-certifier'|'remove-id-certifier'|'remove-certifier'|'c-')
925 remove_certifier "$@"
928 'list-identity-certifiers'|'list-id-certifiers'|'list-certifiers'|'list-certifier'|'c')
932 'gpg-authentication-cmd')
933 gpg_authentication_cmd "$@"
936 '--help'|'help'|'-h'|'h'|'?')
941 failure "Unknown command: '$COMMAND'
942 Type '$PGRM help' for usage."