# version 3 or later.
setup() {
- # make the core and the sphere:
- mkdir -p ${SYSDATADIR}/authentication
- mkdir -p ${GNUPGHOME_SPHERE}
- mkdir -p ${GNUPGHOME_CORE}
+ # make all needed directories
+ mkdir -p "${MADATADIR}"
+ mkdir -p "${MATMPDIR}"
+ mkdir -p "${GNUPGHOME_CORE}"
+ chmod 700 "${GNUPGHOME_CORE}"
+ mkdir -p "${GNUPGHOME_SPHERE}"
+ chmod 700 "${GNUPGHOME_SPHERE}"
+ mkdir -p "${MADATADIR}"/authorized_keys
# deliberately replace the config files via truncation
# FIXME: should we be dumping to tmp files and then moving atomically?
- cat >${GNUPGHOME_CORE}/gpg.conf <<EOF
+ cat >"${GNUPGHOME_CORE}"/gpg.conf <<EOF
# Monkeysphere trust core GnuPG configuration
# This file is maintained by the Monkeysphere software.
# Edits will be overwritten.
list-options show-uid-validity
EOF
- cat >${GNUPGHOME_SPHERE}/gpg.conf <<EOF
+ cat >"${GNUPGHOME_SPHERE}"/gpg.conf <<EOF
# Monkeysphere trust sphere GnuPG configuration
# This file is maintained by the Monkeysphere software.
# Edits will be overwritten.
no-greeting
primary-keyring ${GNUPGHOME_SPHERE}/pubring.gpg
-keyring ${GNUPGHOME_CORE}/pubring.gpg
-
list-options show-uid-validity
EOF
+ # make sure the monkeysphere user owns everything in th sphere
+ # gnupghome
+ chown -R "$MONKEYPSHER_USER" "${GNUPGHOME_SPHERE}"
+ chgrp -R "$MONKEYPSHER_USER" "${GNUPGHOME_SPHERE}"
+
+ # get fingerprint of core key. this should be empty on unconfigured systems.
local CORE_FPR=$(gpg_core --with-colons --fixed-list-mode --fingerprint --list-secret-key | grep ^fpr: | cut -f10 -d: )
if [ -z "$CORE_FPR" ] ; then
local CORE_UID=$(printf "Monkeysphere authentication trust core UID (random string: %s)" $(head -c21 </dev/urandom | base64))
- if gpg_core --gen-key --batch <<EOF
-Key-Type: RSA
-Key-Length: 2048
-Key-Usage: certify
-Name-Real: $CORE_UID
+ local TMPLOC=$(mktemp -d "${MATMPDIR}"/tmp.XXXXXXXXXX) || failure "Could not create temporary directory!"
-%commit
-%echo done
-EOF
- then
- CORE_FPR=$(gpg_core --with-colons --fixed-list-mode --fingerprint --list-secret-key | grep ^fpr: | cut -f10 -d: )
- if [ -z "$CORE_FPR" ] ; then
- failure "Failed to find fingerprint of Monkeysphere authentication trust core!"
- fi
- else
+ # generate the key with ssh-keygen...
+ ssh-keygen -q -b 1024 -t rsa -N '' -f "${TMPLOC}/authkey" || failure "Could not generate new key for Monkeysphere authentication trust core"
+ # and then translate to openpgp encoding and import
+ # FIXME: pem2openpgp currently sets the A flag and a short
+ # expiration date. We should set the C flag and no expiration
+ # date.
+ < "${TMPLOC}/authkey" pem2openpgp "$CORE_UID" | gpg_core --import || failure "Could not import new key for Monkeysphere authentication trust core"
+
+ # get fingerprint of core key. should definitely not be empty at this point
+ CORE_FPR=$(gpg_core --with-colons --fixed-list-mode --fingerprint --list-secret-key | grep ^fpr: | cut -f10 -d: )
+ if [ -z "$CORE_FPR" ] ; then
failure "Failed to create Monkeysphere authentication trust core!"
fi
printf "%s:6:\n" "$CORE_FPR" | gpg_sphere --import-ownertrust
local ORIG_TRUST
if ORIG_TRUST=$(gpg_sphere --export-ownertrust | grep '^[^#]') ; then
- if [ "$CORE_FPR:6:" != "$ORIG_TRUST" ] ; then
+ if [ "${CORE_FPR}:6:" != "$ORIG_TRUST" ] ; then
failure "Monkeysphere authentication trust sphere should explicitly trust the core. It does not have proper ownertrust settings."
fi
else
- failure "Could not get monkeysphere-authentication trust guidleines."
+ failure "Could not get monkeysphere-authentication trust guidelines."
fi
# ensure that we're using the extended trust model (1), and that