# Jameson Rollins <jrollins@finestructure.net>
# Jamie McClelland <jm@mayfirst.org>
# Daniel Kahn Gillmor <dkg@fifthhorseman.net>
+# Micah Anderson <micah@riseup.net>
#
-# They are Copyright 2008, and are all released under the GPL, version 3
-# or later.
+# They are Copyright 2008-2009, and are all released under the GPL,
+# version 3 or later.
########################################################################
set -e
export SYSSHAREDIR
. "${SYSSHAREDIR}/common" || exit 1
+SYSDATADIR=${MONKEYSPHERE_SYSDATADIR:-"/var/lib/monkeysphere"}
+export SYSDATADIR
+
# sharedir for authentication functions
MASHAREDIR="${SYSSHAREDIR}/ma"
-SYSDATADIR=${MONKEYSPHERE_SYSDATADIR:-"/var/lib/monkeysphere"}
-export SYSDATADIR
+# datadir for authentication functions
+MADATADIR="${SYSDATADIR}/authentication"
# temp directory to enable atomic moves of authorized_keys files
-MATMPDIR="${SYSDATADIR}/tmp"
-export MSTMPDIR
+MATMPDIR="${MADATADIR}/tmp"
+export MATMPDIR
# UTC date in ISO 8601 format if needed
DATE=$(date -u '+%FT%T')
Monkeysphere authentication admin tool.
subcommands:
+ setup (s) setup monkeysphere user authentication
update-users (u) [USER]... update user authorized_keys files
add-id-certifier (c+) KEYID import and tsign a certification key
--domain (-n) DOMAIN limit ID certifications to DOMAIN
remove-id-certifier (c-) KEYID remove a certification key
list-id-certifiers (c) list certification keys
- expert
- diagnostics (d) monkeysphere authentication status
- gpg-cmd CMD execute gpg command
-
version (v) show version number
help (h,?) this help
+See ${PGRM}(8) for more info.
EOF
}
-# function to run command as monkeysphere user
-su_monkeysphere_user() {
- # if the current user is the monkeysphere user, then just eval
- # command
- if [ $(id -un) = "$MONKEYSPHERE_USER" ] ; then
- eval "$@"
-
- # otherwise su command as monkeysphere user
- else
- su "$MONKEYSPHERE_USER" -c "$@"
- fi
-}
-
# function to interact with the gpg core keyring
gpg_core() {
- local returnCode
-
GNUPGHOME="$GNUPGHOME_CORE"
export GNUPGHOME
- # NOTE: we supress this warning because we need the monkeysphere
- # user to be able to read the host pubring. we realize this might
- # be problematic, but it's the simplest solution, without too much
- # loss of security.
- gpg --no-permission-warning "$@"
- returnCode="$?"
-
- # always reset the permissions on the host pubring so that the
- # monkeysphere user can read the trust signatures
- chgrp "$MONKEYSPHERE_USER" "${GNUPGHOME_CORE}/pubring.gpg"
- chmod g+r "${GNUPGHOME_CORE}/pubring.gpg"
-
- return "$returnCode"
+ gpg "$@"
}
# function to interact with the gpg sphere keyring
-# FIXME: this function requires basically accepts only a single
-# argument because of problems with quote expansion. this needs to be
-# fixed/improved.
+# FIXME: this function requires only a single argument because of
+# problems with quote expansion. this needs to be fixed/improved.
gpg_sphere() {
GNUPGHOME="$GNUPGHOME_SPHERE"
export GNUPGHOME
su_monkeysphere_user "gpg $@"
}
+# output to stdout the core fingerprint from the gpg core secret
+# keyring
+core_fingerprint() {
+ log debug "determining core key fingerprint..."
+ gpg_core --quiet --list-secret-key \
+ --with-colons --fixed-list-mode --with-fingerprint \
+ | grep ^fpr: | cut -d: -f10
+}
+
+# fail if authentication has not been setup
+check_no_setup() {
+ # FIXME: what is the right test to do here?
+ [ -d "$MADATADIR" ] \
+ || failure "This host appears to have not yet been set up for Monkeysphere authentication.
+Please run 'monkeysphere-authentication setup' first."
+}
+
+# export signatures from core to sphere
+gpg_core_sphere_sig_transfer() {
+ log debug "exporting core local sigs to sphere..."
+ gpg_core --export-options export-local-sigs --export | \
+ gpg_sphere "--import-options import-local-sigs --import"
+}
+
########################################################################
# MAIN
########################################################################
# other variables
CHECK_KEYSERVER=${MONKEYSPHERE_CHECK_KEYSERVER:="true"}
REQUIRED_USER_KEY_CAPABILITY=${MONKEYSPHERE_REQUIRED_USER_KEY_CAPABILITY:="a"}
-GNUPGHOME_CORE=${MONKEYSPHERE_GNUPGHOME_CORE:="${SYSDATADIR}/authentication/core"}
-GNUPGHOME_SPHERE=${MONKEYSPHERE_GNUPGHOME_SPHERE:="${SYSDATADIR}/authentication/sphere"}
+GNUPGHOME_CORE=${MONKEYSPHERE_GNUPGHOME_CORE:="${MADATADIR}/core"}
+GNUPGHOME_SPHERE=${MONKEYSPHERE_GNUPGHOME_SPHERE:="${MADATADIR}/sphere"}
+CORE_KEYLENGTH=${MONKEYSPHERE_CORE_KEYLENGTH:="2048"}
# export variables needed in su invocation
export DATE
export GNUPGHOME_CORE
export GNUPGHOME_SPHERE
export GNUPGHOME
+export CORE_KEYLENGTH
# get subcommand
COMMAND="$1"
shift
case $COMMAND in
+ 'setup'|'setup'|'s')
+ source "${MASHAREDIR}/setup"
+ setup "$@"
+ ;;
+
'update-users'|'update-user'|'u')
+ check_no_setup
source "${MASHAREDIR}/update_users"
update_users "$@"
;;
'add-identity-certifier'|'add-id-certifier'|'add-certifier'|'c+')
+ check_no_setup
source "${MASHAREDIR}/add_certifier"
add_certifier "$@"
;;
'remove-identity-certifier'|'remove-id-certifier'|'remove-certifier'|'c-')
+ check_no_setup
source "${MASHAREDIR}/remove_certifier"
remove_certifier "$@"
;;
'list-identity-certifiers'|'list-id-certifiers'|'list-certifiers'|'list-certifier'|'c')
+ check_no_setup
source "${MASHAREDIR}/list_certifiers"
list_certifiers "$@"
;;
- 'expert'|'e')
- SUBCOMMAND="$1"
- shift
- case "$SUBCOMMAND" in
- 'diagnostics'|'d')
- source "${MASHAREDIR}/diagnostics"
- diagnostics
- ;;
-
- 'gpg-cmd')
- gpg_sphere "$@"
- ;;
-
- *)
- failure "Unknown expert subcommand: '$COMMAND'
-Type '$PGRM help' for usage."
- ;;
- esac
+ 'diagnostics'|'d')
+ source "${MASHAREDIR}/diagnostics"
+ diagnostics
+ ;;
+
+ 'gpg-cmd')
+ check_no_setup
+ gpg_sphere "$@"
;;
'version'|'v')