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Diffstat (limited to 'src/monkeysphere')
| -rwxr-xr-x | src/monkeysphere | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/src/monkeysphere b/src/monkeysphere new file mode 100755 index 0000000..f279d86 --- /dev/null +++ b/src/monkeysphere @@ -0,0 +1,154 @@ +#!/bin/sh + +######################################################################## +PGRM=$(basename $0) + +SHAREDIR=${SHAREDIR:-"/usr/share/monkeysphere"} +export SHAREDIR +. "${SHAREDIR}/common" + +GLOBAL_CONFIG=${GLOBAL_CONFIG:-"${ETC}"/monkeysphere.conf} +[ -r "$GLOBAL_CONFIG" ] && . "$GLOBAL_CONFIG" + +# date in UTF format if needed +DATE=$(date -u '+%FT%T') + +# unset some environment variables that could screw things up +GREP_OPTIONS= + +######################################################################## +# FUNCTIONS +######################################################################## + +usage() { +cat <<EOF +usage: $PGRM <subcommand> [args] +Monkeysphere client tool. + +subcommands: + update-known-hosts (k) [HOST]... update known_hosts file + update-authorized-keys (a) update authorized_keys file + update-userid (u) [USERID]... add/update userid to + authorized_user_ids + help (h,?) this help + +EOF +} + +######################################################################## +# MAIN +######################################################################## + +COMMAND="$1" +[ "$COMMAND" ] || failure "Type '$PGRM help' for usage." +shift + +# set ms home directory +MS_HOME=${MS_HOME:-"$HOME"/.config/monkeysphere} + +# load configuration file +MS_CONF=${MS_CONF:-"$MS_HOME"/monkeysphere.conf} +[ -e "$MS_CONF" ] && . "$MS_CONF" + +# set empty config variable with defaults +AUTHORIZED_USER_IDS=${AUTHORIZED_USER_IDS:-"$MS_HOME"/authorized_user_ids} +GNUPGHOME=${GNUPGHOME:-"$HOME"/.gnupg} +KEYSERVER=${KEYSERVER:-subkeys.pgp.net} +REQUIRED_KEY_CAPABILITY=${REQUIRED_KEY_CAPABILITY:-"e a"} +USER_CONTROLLED_AUTHORIZED_KEYS=${USER_CONTROLLED_AUTHORIZED_KEYS:-%h/.ssh/authorized_keys} +USER_KNOWN_HOSTS=${USER_KNOWN_HOSTS:-"$HOME"/.ssh/known_hosts} +HASH_KNOWN_HOSTS=${HASH_KNOWN_HOSTS:-} + +export GNUPGHOME + +# stagging locations +hostKeysCacheDir="$MS_HOME"/host_keys +userKeysCacheDir="$MS_HOME"/user_keys +msAuthorizedKeys="$MS_HOME"/authorized_keys + +# make sure gpg home exists with proper permissions +mkdir -p -m 0700 "$GNUPGHOME" + +case $COMMAND in + 'update-known-hosts'|'k') + MODE='known_hosts' + + # touch the known_hosts file to make sure it exists + touch "$USER_KNOWN_HOSTS" + + # if hosts are specified on the command line, process just + # those hosts + if [ "$1" ] ; then + for host ; do + process_host "$host" "$hostKeysCacheDir" + done + + # otherwise, if no hosts are specified, process the user + # known_hosts file + else + if [ ! -s "$USER_KNOWN_HOSTS" ] ; then + failure "known_hosts file '$USER_KNOWN_HOSTS' is empty." + fi + log "processing known_hosts file..." + process_known_hosts "$USER_KNOWN_HOSTS" "$hostKeysCacheDir" + fi + ;; + + 'update-authorized-keys'|'a') + MODE='authorized_keys' + + log "processing authorized_user_ids file..." + + # make sure authorized_user_ids file exists + if [ ! -s "$AUTHORIZED_USER_IDS" ] ; then + log "authorized_user_ids file is empty or does not exist." + exit + fi + + process_authorized_ids "$AUTHORIZED_USER_IDS" "$userKeysCacheDir" + + # write output key file + log "writing monkeysphere authorized_keys file... " + touch "$msAuthorizedKeys" + if [ "$(ls "$userKeysCacheDir")" ] ; then + log -n "adding gpg keys... " + cat "$userKeysCacheDir"/* > "$msAuthorizedKeys" + echo "done." + else + log "no gpg keys to add." + fi + if [ "$USER_CONTROLLED_AUTHORIZED_KEYS" ] ; then + userAuthorizedKeys=${USER_CONTROLLED_AUTHORIZED_KEYS/\%h/"$HOME"} + if [ -s "$userAuthorizedKeys" ] ; then + log -n "adding user authorized_keys file... " + cat "$userAuthorizedKeys" >> "$msAuthorizedKeys" + echo "done." + fi + fi + log "monkeysphere authorized_keys file generated:" + log "$msAuthorizedKeys" + ;; + + 'update-userid'|'u') + if [ -z "$1" ] ; then + failure "you must specify at least one userid." + fi + for userID ; do + if ! grep -q "^${userID}\$" "$AUTHORIZED_USER_IDS" ; then + log "userid '$userID' not in authorized_user_ids file." + continue + fi + log "processing user id: '$userID'" + process_user_id "$userID" "$userKeysCacheDir" > /dev/null + done + ;; + + 'help'|'h'|'?') + usage + ;; + + *) + failure "Unknown command: '$COMMAND' +Type 'cereal-admin help' for usage." + ;; +esac |