Monkeysphere server admin tool.
subcommands:
- update-users (s) [USER]... update user authorized_keys file
- gen-key (g) generate gpg key for the server
- publish-key (p) publish server gpg to keyserver
- trust-key (t) KEYID [KEYID]... mark keyid as trusted
- update-user-userids (u) USER UID [UID]... add/update userid for user
- help (h,?) this help
+ update-users (s) [USER]... update users authorized_keys files
+ gen-key (g) generate gpg key for the server
+ publish-key (p) publish server key to keyserver
+ trust-keys (t) KEYID... mark keyids as trusted
+ update-user-userids (u) USER UID... add/update userids for a user
+ help (h,?) this help
EOF
}
# generate server gpg key
gen_key() {
- KEY_TYPE=${KEY_TYPE:-RSA}
- KEY_LENGTH=${KEY_LENGTH:-2048}
- KEY_USAGE=${KEY_USAGE:-encrypt,auth}
- SERVICE=${SERVICE:-ssh}
+ # set key defaults
+ KEY_TYPE=${KEY_TYPE:-"RSA"}
+ KEY_LENGTH=${KEY_LENGTH:-"2048"}
+ KEY_USAGE=${KEY_USAGE:-"encrypt,auth"}
+ SERVICE=${SERVICE:-"ssh"}
HOSTNAME_FQDN=${HOSTNAME_FQDN:-$(hostname -f)}
USERID=${USERID:-"$SERVICE"://"$HOSTNAME_FQDN"}
- echo "key parameters:"
- cat <<EOF
+ # set key parameters
+ keyParameters=$(cat <<EOF
Key-Type: $KEY_TYPE
Key-Length: $KEY_LENGTH
Key-Usage: $KEY_USAGE
Name-Real: $USERID
EOF
+)
+
+ # add the revoker field if requested
+ if [ "$REVOKER" ] ; then
+ keyParameters="${keyParameters}"$(cat <<EOF
+
+Revoker: 1:$REVOKER sensitive
+EOF
+)
+ fi
+
+ log "The following key parameters will be used:"
+ echo "$keyParameters"
read -p "generate key? [Y|n]: " OK; OK=${OK:=Y}
if [ ${OK/y/Y} != 'Y' ] ; then
failure "key for '$USERID' already exists"
fi
- echo "generating server key..."
- gpg --batch --gen-key <<EOF
-Key-Type: $KEY_TYPE
-Key-Length: $KEY_LENGTH
-Key-Usage: $KEY_USAGE
-Name-Real: $USERID
+ # add commit command
+ keyParameters="${keyParameters}"$(cat <<EOF
+
%commit
+%echo done
EOF
+)
+
+ echo "generating server key..."
+ echo "$keyParameters" | gpg --batch --gen-key
}
# publish server key to keyserver
# dummy command so as not to publish fakes keys during testing
# eventually:
#gpg --send-keys --keyserver "$KEYSERVER" "$keyID"
- echo "gpg --send-keys --keyserver $KEYSERVER $keyID"
+ echo "NOT PUBLISHED: gpg --send-keys --keyserver $KEYSERVER $keyID"
}
########################################################################
KEYSERVER=${KEYSERVER:-subkeys.pgp.net}
REQUIRED_KEY_CAPABILITY=${REQUIRED_KEY_CAPABILITY:-"e a"}
USER_CONTROLLED_AUTHORIZED_KEYS=${USER_CONTROLLED_AUTHORIZED_KEYS:-%h/.ssh/authorized_keys}
-STAGING_AREA=${STAGING_AREA:-"$LIB"/stage}
export GNUPGHOME
for uname in $unames ; do
MODE="authorized_keys"
- authorizedUserIDs="$MS_HOME"/authorized_user_ids/"$uname"
- cacheDir="$STAGING_AREA"/"$uname"/user_keys
- msAuthorizedKeys="$STAGING_AREA"/"$uname"/authorized_keys
+
+ log "----- user: $uname -----"
+
+ AUTHORIZED_USER_IDS="$MS_HOME"/authorized_user_ids/"$uname"
+ msAuthorizedKeys="$CACHE"/"$uname"/authorized_keys
+ cacheDir="$CACHE"/"$uname"/user_keys
# make sure authorized_user_ids file exists
- if [ ! -s "$authorizedUserIDs" ] ; then
+ if [ ! -s "$AUTHORIZED_USER_IDS" ] ; then
log "authorized_user_ids file for '$uname' is empty or does not exist."
continue
fi
- log "processing authorized_keys for user '$uname'..."
-
- process_authorized_ids "$authorizedUserIDs" "$cacheDir"
-
- # write output key file
- log "writing monkeysphere authorized_keys file... "
- touch "$msAuthorizedKeys"
- if [ "$(ls "$cacheDir")" ] ; then
- log -n "adding gpg keys... "
- cat "$cacheDir"/* > "$msAuthorizedKeys"
- echo "done."
- else
- log "no gpg keys to add."
- fi
+ # set user-controlled authorized_keys file path
if [ "$USER_CONTROLLED_AUTHORIZED_KEYS" ] ; then
userHome=$(getent passwd "$uname" | cut -d: -f6)
userAuthorizedKeys=${USER_CONTROLLED_AUTHORIZED_KEYS/\%h/"$userHome"}
- if [ -s "$userAuthorizedKeys" ] ; then
- log -n "adding user authorized_keys file... "
- cat "$userAuthorizedKeys" >> "$msAuthorizedKeys"
- echo "done."
- fi
fi
- log "monkeysphere authorized_keys file generated:"
- log "$msAuthorizedKeys"
+
+ # update authorized_keys
+ update_authorized_keys "$msAuthorizedKeys" "$userAuthorizedKeys" "$cacheDir"
done
+
+ log "----- done. -----"
;;
'gen-key'|'g')
publish_key
;;
- 'trust-key'|'t')
+ 'trust-keys'|'t')
if [ -z "$1" ] ; then
failure "you must specify at least one key to trust."
fi
failure "you must specify at least one userid."
fi
AUTHORIZED_USER_IDS="$MS_HOME"/authorized_user_ids/"$uname"
- userKeysCacheDir="$STAGING_AREA"/"$uname"/user_keys
+ cacheDir="$CACHE"/"$uname"/user_keys
for userID ; do
- update_userid "$userID" "$userKeysCacheDir"
+ update_userid "$userID" "$cacheDir"
done
;;