2 # This should be sourced by bash (though we welcome changes to make it POSIX sh compliant)
4 # Shared sh functions for the monkeysphere
7 # Jameson Rollins <jrollins@finestructure.net>
8 # Jamie McClelland <jm@mayfirst.org>
9 # Daniel Kahn Gillmor <dkg@fifthhorseman.net>
11 # Copyright 2008-2009, released under the GPL, version 3 or later
13 # all-caps variables are meant to be user supplied (ie. from config
14 # file) and are considered global
16 ########################################################################
21 cat "${SYSSHAREDIR}/VERSION"
24 # failure function. exits with code 255, unless specified otherwise.
26 [ "$1" ] && echo "$1" >&2
30 # write output to stderr based on specified LOG_LEVEL the first
31 # parameter is the priority of the output, and everything else is what
32 # is echoed to stderr. If there is nothing else, then output comes
33 # from stdin, and is not prefaced by log prefix.
41 # don't include SILENT in alllevels: it's handled separately
42 # list in decreasing verbosity (all caps).
43 # separate with $IFS explicitly, since we do some fancy footwork
45 alllevels="DEBUG${IFS}VERBOSE${IFS}INFO${IFS}ERROR"
47 # translate lowers to uppers in global log level
48 LOG_LEVEL=$(echo "$LOG_LEVEL" | tr "[:lower:]" "[:upper:]")
50 # just go ahead and return if the log level is silent
51 if [ "$LOG_LEVEL" = 'SILENT' ] ; then
55 for level in $alllevels ; do
56 if [ "$LOG_LEVEL" = "$level" ] ; then
60 if [ -z "$found" ] ; then
65 # get priority from first parameter, translating all lower to
67 priority=$(echo "$1" | tr "[:lower:]" "[:upper:]")
70 # scan over available levels
71 for level in $alllevels ; do
72 # output if the log level matches, set output to true
73 # this will output for all subsequent loops as well.
74 if [ "$LOG_LEVEL" = "$level" ] ; then
77 if [ "$priority" = "$level" -a "$output" = 'true' ] ; then
82 fi | sed 's/^/'"${LOG_PREFIX}"'/' >&2
87 # run command as monkeysphere user
88 su_monkeysphere_user() {
89 # our main goal here is to run the given command as the the
90 # monkeysphere user, but without prompting for any sort of
91 # authentication. If this is not possible, we should just fail.
93 # FIXME: our current implementation is overly restrictive, because
94 # there may be some su PAM configurations that would allow su
95 # "$MONKEYSPHERE_USER" -c "$@" to Just Work without prompting,
96 # allowing specific users to invoke commands which make use of
99 # chpst (from runit) would be nice to use, but we don't want to
100 # introduce an extra dependency just for this. This may be a
101 # candidate for re-factoring if we switch implementation languages.
104 # if monkeysphere user, run the command under bash
105 "$MONKEYSPHERE_USER")
109 # if root, su command as monkeysphere user
111 su "$MONKEYSPHERE_USER" -c "$@"
116 log error "non-privileged user."
121 # cut out all comments(#) and blank lines from standard input
123 grep -v -e "^[[:space:]]*#" -e '^$' "$1"
126 # cut a specified line from standard input
128 head --line="$1" "$2" | tail -1
131 # make a temporary directory
133 mktemp -d ${TMPDIR:-/tmp}/monkeysphere.XXXXXXXXXX
136 # make a temporary file
138 mktemp ${TMPDIR:-/tmp}/monkeysphere.XXXXXXXXXX
141 # this is a wrapper for doing lock functions.
143 # it lets us depend on either lockfile-progs (preferred) or procmail's
144 # lockfile, and should
146 local use_lockfileprogs=true
150 if ! ( which lockfile-create >/dev/null 2>/dev/null ) ; then
151 if ! ( which lockfile >/dev/null ); then
152 failure "Neither lockfile-create nor lockfile are in the path!"
159 if [ -n "$use_lockfileprogs" ] ; then
160 lockfile-create "$file" || failure "unable to lock '$file'"
162 lockfile -r 20 "${file}.lock" || failure "unable to lock '$file'"
164 log debug "lock created on '$file'."
167 if [ -n "$use_lockfileprogs" ] ; then
168 lockfile-touch --oneshot "$file"
172 log debug "lock touched on '$file'."
175 if [ -n "$use_lockfileprogs" ] ; then
176 lockfile-remove "$file"
180 log debug "lock removed on '$file'."
183 failure "bad argument for lock subfunction '$action'"
188 # for portability, between gnu date and BSD date.
189 # arguments should be: number longunits format
191 # e.g. advance_date 20 seconds +%F
199 # try things the GNU way first
200 if date -d "$number $longunits" "$format" >/dev/null 2>&1; then
201 date -d "$number $longunits" "$format"
203 # otherwise, convert to (a limited version of) BSD date syntax:
227 # this is a longshot, and will likely fail; oh well.
228 shortunits="$longunits"
230 date "-v+${number}${shortunits}" "$format"
235 # check that characters are in a string (in an AND fashion).
236 # used for checking key capability
237 # check_capability capability a [b...]
246 if echo "$usage" | grep -q -v "$capcheck" ; then
255 md5sum "$1" 2> /dev/null
258 # convert escaped characters in pipeline from gpg output back into
260 # FIXME: undo all escape character translation in with-colons gpg
266 # convert nasty chars into gpg-friendly form in pipeline
267 # FIXME: escape everything, not just colons!
272 # prompt for GPG-formatted expiration, and emit result on stdout
273 get_gpg_expiration() {
278 if [ -z "$keyExpire" -a "$PROMPT" = 'true' ]; then
280 Please specify how long the key should be valid.
281 0 = key does not expire
282 <n> = key expires in n days
283 <n>w = key expires in n weeks
284 <n>m = key expires in n months
285 <n>y = key expires in n years
287 while [ -z "$keyExpire" ] ; do
288 read -p "Key is valid for? (0) " keyExpire
289 if ! test_gpg_expire ${keyExpire:=0} ; then
290 echo "invalid value" >&2
294 elif ! test_gpg_expire "$keyExpire" ; then
295 failure "invalid key expiration value '$keyExpire'."
301 passphrase_prompt() {
306 if [ "$DISPLAY" ] && which "${SSH_ASKPASS:-ssh-askpass}" >/dev/null; then
307 "${SSH_ASKPASS:-ssh-askpass}" "$prompt" > "$fifo"
309 read -s -p "$prompt" PASS
310 # Uses the builtin echo, so should not put the passphrase into
311 # the process table. I think. --dkg
312 echo "$PASS" > "$fifo"
316 # remove all lines with specified string from specified file
325 if [ -z "$file" -o -z "$string" ] ; then
329 if [ ! -e "$file" ] ; then
333 # if the string is in the file...
334 if grep -q -F "$string" "$file" 2> /dev/null ; then
335 tempfile=$(mktemp "${file}.XXXXXXX") || \
336 failure "Unable to make temp file '${file}.XXXXXXX'"
338 # remove the line with the string, and return 0
339 grep -v -F "$string" "$file" >"$tempfile"
340 cat "$tempfile" > "$file"
349 # remove all lines with MonkeySphere strings in file
350 remove_monkeysphere_lines() {
356 # return error if file does not exist
357 if [ ! -e "$file" ] ; then
361 # just return ok if the file is empty, since there aren't any
363 if [ ! -s "$file" ] ; then
367 tempfile=$(mktemp "${file}.XXXXXXX") || \
368 failure "Could not make temporary file '${file}.XXXXXXX'."
370 egrep -v '^MonkeySphere[[:digit:]]{4}(-[[:digit:]]{2}){2}T[[:digit:]]{2}(:[[:digit:]]{2}){2}$' \
372 cat "$tempfile" > "$file"
376 # translate ssh-style path variables %h and %u
377 translate_ssh_variables() {
384 # get the user's home directory
385 userHome=$(getent passwd "$uname" | cut -d: -f6)
387 # translate '%u' to user name
388 path=${path/\%u/"$uname"}
389 # translate '%h' to user home directory
390 path=${path/\%h/"$userHome"}
395 # test that a string to conforms to GPG's expiration format
397 echo "$1" | egrep -q "^[0-9]+[mwy]?$"
400 # check that a file is properly owned, and that all it's parent
401 # directories are not group/other writable
402 check_key_file_permissions() {
410 # function to check that the given permission corresponds to writability
418 log debug "checking path permission '$path'..."
420 # return 255 if cannot stat file
421 if ! stat=$(ls -ld "$path" 2>/dev/null) ; then
422 log error "could not stat path '$path'."
426 owner=$(echo "$stat" | awk '{ print $3 }')
427 gAccess=$(echo "$stat" | cut -c6)
428 oAccess=$(echo "$stat" | cut -c9)
430 # return 1 if path has invalid owner
431 if [ "$owner" != "$uname" -a "$owner" != 'root' ] ; then
432 log error "improper ownership on path '$path':"
433 log error " $owner != ($uname|root)"
437 # return 2 if path has group or other writability
438 if is_write "$gAccess" || is_write "$oAccess" ; then
439 log error "improper group or other writability on path '$path':"
440 log error " group: $gAccess, other: $oAcess"
444 # return zero if all clear, or go to next path
445 if [ "$path" = '/' ] ; then
449 check_key_file_permissions "$uname" $(dirname "$path")
453 ### CONVERSION UTILITIES
455 # output the ssh key for a given key ID
461 gpg --export "$keyID" | openpgp2ssh "$keyID" 2> /dev/null
464 # output known_hosts line from ssh key
473 echo -n "$key" | tr -d '\n'
474 echo " MonkeySphere${DATE}"
477 # output authorized_keys line from ssh key
478 ssh2authorized_keys() {
485 echo -n "$key" | tr -d '\n'
486 echo " MonkeySphere${DATE} ${userID}"
489 # convert key from gpg to ssh known_hosts format
497 # NOTE: it seems that ssh-keygen -R removes all comment fields from
498 # all lines in the known_hosts file. why?
499 # NOTE: just in case, the COMMENT can be matched with the
501 # '^MonkeySphere[[:digit:]]{4}(-[[:digit:]]{2}){2}T[[:digit:]]{2}(:[[:digit:]]{2}){2}$'
503 gpg2ssh "$keyID" | tr -d '\n'
504 echo " MonkeySphere${DATE}"
507 # convert key from gpg to ssh authorized_keys format
508 gpg2authorized_keys() {
515 # NOTE: just in case, the COMMENT can be matched with the
517 # '^MonkeySphere[[:digit:]]{4}(-[[:digit:]]{2}){2}T[[:digit:]]{2}(:[[:digit:]]{2}){2}$'
518 gpg2ssh "$keyID" | tr -d '\n'
519 echo " MonkeySphere${DATE} ${userID}"
524 # retrieve all keys with given user id from keyserver
525 # FIXME: need to figure out how to retrieve all matching keys
526 # (not just first N (5 in this case))
531 if [ "$CHECK_KEYSERVER" != 'true' ] ; then
537 log verbose " checking keyserver $KEYSERVER... "
539 gpg --quiet --batch --with-colons \
540 --command-fd 0 --keyserver "$KEYSERVER" \
541 --search ="$userID" > /dev/null 2>&1
547 ########################################################################
548 ### PROCESSING FUNCTIONS
550 # userid and key policy checking
551 # the following checks policy on the returned keys
552 # - checks that full key has appropriate valididy (u|f)
553 # - checks key has specified capability (REQUIRED_*_KEY_CAPABILITY)
554 # - checks that requested user ID has appropriate validity
555 # (see /usr/share/doc/gnupg/DETAILS.gz)
556 # output is one line for every found key, in the following format:
560 # "flag" is an acceptability flag, 0 = ok, 1 = bad
561 # "sshKey" is the translated gpg key
563 # all log output must go to stderr, as stdout is used to pass the
564 # flag:sshKey to the calling function.
566 # expects global variable: "MODE"
570 local requiredCapability
571 local requiredPubCapability
586 # set the required key capability based on the mode
587 if [ "$MODE" = 'known_hosts' ] ; then
588 requiredCapability="$REQUIRED_HOST_KEY_CAPABILITY"
589 elif [ "$MODE" = 'authorized_keys' ] ; then
590 requiredCapability="$REQUIRED_USER_KEY_CAPABILITY"
592 requiredPubCapability=$(echo "$requiredCapability" | tr "[:lower:]" "[:upper:]")
594 # fetch the user ID if necessary/requested
595 gpg_fetch_userid "$userID"
597 # output gpg info for (exact) userid and store
598 gpgOut=$(gpg --list-key --fixed-list-mode --with-colon \
599 --with-fingerprint --with-fingerprint \
600 ="$userID" 2>/dev/null) || returnCode="$?"
602 # if the gpg query return code is not 0, return 1
603 if [ "$returnCode" -ne 0 ] ; then
604 log verbose " no primary keys found."
608 # loop over all lines in the gpg output and process.
609 echo "$gpgOut" | cut -d: -f1,2,5,10,12 | \
610 while IFS=: read -r type validity keyid uidfpr usage ; do
611 # process based on record type
613 'pub') # primary keys
614 # new key, wipe the slate
621 log verbose " primary key found: $keyid"
623 # if overall key is not valid, skip
624 if [ "$validity" != 'u' -a "$validity" != 'f' ] ; then
625 log debug " - unacceptable primary key validity ($validity)."
628 # if overall key is disabled, skip
629 if check_capability "$usage" 'D' ; then
630 log debug " - key disabled."
633 # if overall key capability is not ok, skip
634 if ! check_capability "$usage" $requiredPubCapability ; then
635 log debug " - unacceptable primary key capability ($usage)."
639 # mark overall key as ok
642 # mark primary key as ok if capability is ok
643 if check_capability "$usage" $requiredCapability ; then
648 if [ "$lastKey" != pub ] ; then
649 log verbose " ! got a user ID after a sub key?! user IDs should only follow primary keys!"
652 # if an acceptable user ID was already found, skip
653 if [ "$uidOK" = 'true' ] ; then
656 # if the user ID does matches...
657 if [ "$(echo "$uidfpr" | gpg_unescape)" = "$userID" ] ; then
658 # and the user ID validity is ok
659 if [ "$validity" = 'u' -o "$validity" = 'f' ] ; then
660 # mark user ID acceptable
663 log debug " - unacceptable user ID validity ($validity)."
669 # output a line for the primary key
671 if [ "$keyOK" -a "$uidOK" -a "$lastKeyOK" ] ; then
672 log verbose " * acceptable primary key."
673 if [ -z "$sshKey" ] ; then
674 log error " ! primary key could not be translated (not RSA?)."
679 log debug " - unacceptable primary key."
680 if [ -z "$sshKey" ] ; then
681 log debug " ! primary key could not be translated (not RSA?)."
688 # unset acceptability of last key
693 # don't bother with sub keys if the primary key is not valid
694 if [ "$keyOK" != true ] ; then
698 # don't bother with sub keys if no user ID is acceptable:
699 if [ "$uidOK" != true ] ; then
703 # if sub key validity is not ok, skip
704 if [ "$validity" != 'u' -a "$validity" != 'f' ] ; then
705 log debug " - unacceptable sub key validity ($validity)."
708 # if sub key capability is not ok, skip
709 if ! check_capability "$usage" $requiredCapability ; then
710 log debug " - unacceptable sub key capability ($usage)."
717 'fpr') # key fingerprint
718 fingerprint="$uidfpr"
720 sshKey=$(gpg2ssh "$fingerprint")
722 # if the last key was the pub key, skip
723 if [ "$lastKey" = pub ] ; then
727 # output a line for the sub key
729 if [ "$keyOK" -a "$uidOK" -a "$lastKeyOK" ] ; then
730 log verbose " * acceptable sub key."
731 if [ -z "$sshKey" ] ; then
732 log error " ! sub key could not be translated (not RSA?)."
737 log debug " - unacceptable sub key."
738 if [ -z "$sshKey" ] ; then
739 log debug " ! sub key could not be translated (not RSA?)."
746 done | sort -t: -k1 -n -r
747 # NOTE: this last sort is important so that the "good" keys (key
748 # flag '0') come last. This is so that they take precedence when
749 # being processed in the key files over "bad" keys (key flag '1')
752 # process a single host in the known_host file
753 process_host_known_hosts() {
763 # set the key processing mode
764 export MODE='known_hosts'
767 userID="ssh://${host}"
769 log verbose "processing: $host"
775 for line in $(process_user_id "${userID}") ; do
776 # note that key was found
779 ok=$(echo "$line" | cut -d: -f1)
780 sshKey=$(echo "$line" | cut -d: -f2)
782 if [ -z "$sshKey" ] ; then
786 # remove any old host key line, and note if removed nothing is
788 remove_line "$KNOWN_HOSTS" "$sshKey" || noKey=true
790 # if key OK, add new host line
791 if [ "$ok" -eq '0' ] ; then
792 # note that key was found ok
793 nKeysOK=$((nKeysOK+1))
796 if [ "$HASH_KNOWN_HOSTS" = 'true' ] ; then
797 # FIXME: this is really hackish cause ssh-keygen won't
798 # hash from stdin to stdout
799 tmpfile=$(mktemp ${TMPDIR:-/tmp}/tmp.XXXXXXXXXX)
800 ssh2known_hosts "$host" "$sshKey" > "$tmpfile"
801 ssh-keygen -H -f "$tmpfile" 2> /dev/null
802 cat "$tmpfile" >> "$KNOWN_HOSTS"
803 rm -f "$tmpfile" "${tmpfile}.old"
805 ssh2known_hosts "$host" "$sshKey" >> "$KNOWN_HOSTS"
808 # log if this is a new key to the known_hosts file
809 if [ "$noKey" ] ; then
810 log info "* new key for $host added to known_hosts file."
815 # if at least one key was found...
816 if [ "$nKeys" -gt 0 ] ; then
817 # if ok keys were found, return 0
818 if [ "$nKeysOK" -gt 0 ] ; then
824 # if no keys were found, return 1
830 # update the known_hosts file for a set of hosts listed on command
832 update_known_hosts() {
840 # the number of hosts specified on command line
846 # touch the known_hosts file so that the file permission check
847 # below won't fail upon not finding the file
848 (umask 0022 && touch "$KNOWN_HOSTS")
850 # check permissions on the known_hosts file path
851 check_key_file_permissions $(whoami) "$KNOWN_HOSTS" || failure
853 # create a lockfile on known_hosts:
854 lock create "$KNOWN_HOSTS"
855 # FIXME: we're discarding any pre-existing EXIT trap; is this bad?
856 trap "lock remove $KNOWN_HOSTS" EXIT
858 # note pre update file checksum
859 fileCheck="$(file_hash "$KNOWN_HOSTS")"
863 process_host_known_hosts "$host" || returnCode="$?"
865 case "$returnCode" in
867 nHostsOK=$((nHostsOK+1))
870 nHostsBAD=$((nHostsBAD+1))
874 # touch the lockfile, for good measure.
875 lock touch "$KNOWN_HOSTS"
878 # remove the lockfile and the trap
879 lock remove "$KNOWN_HOSTS"
882 # note if the known_hosts file was updated
883 if [ "$(file_hash "$KNOWN_HOSTS")" != "$fileCheck" ] ; then
884 log debug "known_hosts file updated."
887 # if an acceptable host was found, return 0
888 if [ "$nHostsOK" -gt 0 ] ; then
890 # else if no ok hosts were found...
892 # if no bad host were found then no hosts were found at all,
894 if [ "$nHostsBAD" -eq 0 ] ; then
896 # else if at least one bad host was found, return 2
903 # process hosts from a known_hosts file
904 process_known_hosts() {
907 # exit if the known_hosts file does not exist
908 if [ ! -e "$KNOWN_HOSTS" ] ; then
909 failure "known_hosts file '$KNOWN_HOSTS' does not exist."
912 log debug "processing known_hosts file:"
913 log debug " $KNOWN_HOSTS"
915 hosts=$(meat "$KNOWN_HOSTS" | cut -d ' ' -f 1 | grep -v '^|.*$' | tr , ' ' | tr '\n' ' ')
917 if [ -z "$hosts" ] ; then
918 log debug "no hosts to process."
922 # take all the hosts from the known_hosts file (first
923 # field), grep out all the hashed hosts (lines starting
925 update_known_hosts $hosts
928 # process uids for the authorized_keys file
929 process_uid_authorized_keys() {
936 # set the key processing mode
937 export MODE='authorized_keys'
941 log verbose "processing: $userID"
947 for line in $(process_user_id "$userID") ; do
948 # note that key was found
951 ok=$(echo "$line" | cut -d: -f1)
952 sshKey=$(echo "$line" | cut -d: -f2)
954 if [ -z "$sshKey" ] ; then
958 # remove the old host key line
959 remove_line "$AUTHORIZED_KEYS" "$sshKey"
961 # if key OK, add new host line
962 if [ "$ok" -eq '0' ] ; then
963 # note that key was found ok
964 nKeysOK=$((nKeysOK+1))
966 ssh2authorized_keys "$userID" "$sshKey" >> "$AUTHORIZED_KEYS"
970 # if at least one key was found...
971 if [ "$nKeys" -gt 0 ] ; then
972 # if ok keys were found, return 0
973 if [ "$nKeysOK" -gt 0 ] ; then
979 # if no keys were found, return 1
985 # update the authorized_keys files from a list of user IDs on command
987 update_authorized_keys() {
995 # the number of ids specified on command line
1001 log debug "updating authorized_keys file:"
1002 log debug " $AUTHORIZED_KEYS"
1004 # check permissions on the authorized_keys file path
1005 check_key_file_permissions $(whoami) "$AUTHORIZED_KEYS" || failure
1007 # create a lockfile on authorized_keys
1008 lock create "$AUTHORIZED_KEYS"
1009 # FIXME: we're discarding any pre-existing EXIT trap; is this bad?
1010 trap "lock remove $AUTHORIZED_KEYS" EXIT
1012 # note pre update file checksum
1013 fileCheck="$(file_hash "$AUTHORIZED_KEYS")"
1015 # remove any monkeysphere lines from authorized_keys file
1016 remove_monkeysphere_lines "$AUTHORIZED_KEYS"
1019 # process the user ID, change return code if key not found for
1021 process_uid_authorized_keys "$userID" || returnCode="$?"
1024 case "$returnCode" in
1026 nIDsOK=$((nIDsOK+1))
1029 nIDsBAD=$((nIDsBAD+1))
1033 # touch the lockfile, for good measure.
1034 lock touch "$AUTHORIZED_KEYS"
1037 # remove the lockfile and the trap
1038 lock remove "$AUTHORIZED_KEYS"
1043 # note if the authorized_keys file was updated
1044 if [ "$(file_hash "$AUTHORIZED_KEYS")" != "$fileCheck" ] ; then
1045 log debug "authorized_keys file updated."
1048 # if an acceptable id was found, return 0
1049 if [ "$nIDsOK" -gt 0 ] ; then
1051 # else if no ok ids were found...
1053 # if no bad ids were found then no ids were found at all, and
1055 if [ "$nIDsBAD" -eq 0 ] ; then
1057 # else if at least one bad id was found, return 2
1064 # process an authorized_user_ids file for authorized_keys
1065 process_authorized_user_ids() {
1070 authorizedUserIDs="$1"
1072 # exit if the authorized_user_ids file is empty
1073 if [ ! -e "$authorizedUserIDs" ] ; then
1074 failure "authorized_user_ids file '$authorizedUserIDs' does not exist."
1077 log debug "processing authorized_user_ids file:"
1078 log debug " $authorizedUserIDs"
1080 # check permissions on the authorized_user_ids file path
1081 check_key_file_permissions $(whoami) "$authorizedUserIDs" || failure
1083 if ! meat "$authorizedUserIDs" > /dev/null ; then
1084 log debug " no user IDs to process."
1090 # extract user IDs from authorized_user_ids file
1092 for line in $(meat "$authorizedUserIDs") ; do
1093 userIDs["$nline"]="$line"
1097 update_authorized_keys "${userIDs[@]}"
1100 # takes a gpg key or keys on stdin, and outputs a list of
1101 # fingerprints, one per line:
1102 list_primary_fingerprints() {
1103 local fake=$(msmktempdir)
1104 GNUPGHOME="$fake" gpg --no-tty --quiet --import
1105 GNUPGHOME="$fake" gpg --with-colons --fingerprint --list-keys | \
1106 awk -F: '/^fpr:/{ print $10 }'
1111 check_cruft_file() {
1115 if [ -e "$loc" ] ; then
1116 printf "! The file '%s' is no longer used by\n monkeysphere (as of version %s), and can be removed.\n\n" "$loc" "$version" | log info
1120 check_upgrade_dir() {
1124 if [ -d "$loc" ] ; then
1125 printf "The presence of directory '%s' indicates that you have\nnot yet completed a monkeysphere upgrade.\nYou should probably run the following script:\n %s/transitions/%s\n\n" "$loc" "$SYSSHAREDIR" "$version" | log info
1129 ## look for cruft from old versions of the monkeysphere, and notice if
1130 ## upgrades have not been run:
1132 check_upgrade_dir "${SYSCONFIGDIR}/gnupg-host" 0.23
1133 check_upgrade_dir "${SYSCONFIGDIR}/gnupg-authentication" 0.23
1135 check_cruft_file "${SYSCONFIGDIR}/gnupg-authentication.conf" 0.23
1136 check_cruft_file "${SYSCONFIGDIR}/gnupg-host.conf" 0.23
1139 for foo in "${SYSDATADIR}/backup-from-"*"-transition" ; do
1140 if [ -d "$foo" ] ; then
1141 printf "! %s\n" "$foo" | log info
1145 if [ "$found" ] ; then
1146 printf "The directories above are backups left over from a monkeysphere transition.\nThey may contain copies of sensitive data (host keys, certifier lists), but\nthey are no longer needed by monkeysphere.\nYou may remove them at any time.\n\n" | log info