X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=src%2Fshare%2Fma%2Fsetup;h=4c87009dc9235b7de4231d582da221f1472663ee;hb=c8719b2f757364178ecbe621b027765c8ce58ef4;hp=672a960f58758cee6fc649e35096056bff92db73;hpb=89e447e2001c0406fab6d2e6ca300a19d492435b;p=monkeysphere.git

diff --git a/src/share/ma/setup b/src/share/ma/setup
index 672a960..4c87009 100644
--- a/src/share/ma/setup
+++ b/src/share/ma/setup
@@ -13,76 +13,99 @@
 
 setup() {
     # make all needed directories
+    log debug "checking authentication directory structure..."
     mkdir -p "${MADATADIR}"
+    chmod 0750 "${MADATADIR}"
+    chgrp "$MONKEYSPHERE_USER" "${MADATADIR}"
     mkdir -p "${MATMPDIR}"
-    mkdir -p "${GNUPGHOME_SPHERE}"
+    chmod 0750 "${MATMPDIR}"
+    chgrp "$MONKEYSPHERE_USER" "${MATMPDIR}"
     mkdir -p "${GNUPGHOME_CORE}"
+    chmod 0700 "${GNUPGHOME_CORE}"
+    mkdir -p "${GNUPGHOME_SPHERE}"
+    chmod 0700 "${GNUPGHOME_SPHERE}"
+    mkdir -p "${SYSDATADIR}"/authorized_keys
 
     # deliberately replace the config files via truncation
     # FIXME: should we be dumping to tmp files and then moving atomically?
+    log debug "writing core gpg.conf..."
     cat >"${GNUPGHOME_CORE}"/gpg.conf <<EOF
 # Monkeysphere trust core GnuPG configuration
 # This file is maintained by the Monkeysphere software.
 # Edits will be overwritten.
 no-greeting
-list-options show-uid-validity
 EOF
-    
+
+    log debug "writing sphere gpg.conf..."
     cat >"${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
 
-    # fingerprint of core key.  this should be empty on unconfigured systems.
-    local CORE_FPR=$(gpg_core --with-colons --fixed-list-mode --fingerprint --list-secret-key | grep ^fpr: | cut -f10 -d: )
+    # make sure the monkeysphere user owns everything in the sphere
+    # gnupghome
+    log debug "fixing sphere gnupg home ownership..."
+    chown "$MONKEYSPHERE_USER:$MONKEYSPHERE_USER" "${GNUPGHOME_SPHERE}" "${GNUPGHOME_SPHERE}"/gpg.conf
+
+    # get fingerprint of core key.  this should be empty on unconfigured systems.
+    local CORE_FPR=$(core_fingerprint)
+    log debug "core fingerprint: $CORE_FPR"
 
     if [ -z "$CORE_FPR" ] ; then
-	log info "Setting up Monkeysphere authentication trust core"
+	log info "setting up Monkeysphere authentication trust core..."
 
-	local CORE_UID=$(printf "Monkeysphere authentication trust core UID (random string: %s)" $(head -c21 </dev/urandom | base64))
+	local CORE_UID=$(printf "Monkeysphere authentication trust core UID (random string: %s)" $(dd if=/dev/urandom bs=21 count=1 | perl -MMIME::Base64 -ne 'print encode_base64($_)'))
     
-	local TMPLOC=$(mktemp -d "${MATMPDIR}"/tmp.XXXXXXXXXX) || failure "Could not create temporary directory!"
+	printf "generating monkeysphere authentication trust core key:\nsize: %d bits\nuid: '%s'\n" "$CORE_KEYLENGTH" "$CORE_UID" | log debug
+	PEM2OPENPGP_USAGE_FLAGS=certify \
+	    PEM2OPENPGP_NEWKEY=$CORE_KEYLENGTH pem2openpgp "$CORE_UID" \
+	    | gpg_core --import \
+	    || failure "Could not import new key for Monkeysphere authentication trust core"
 
-	# 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 "$CORE_UID" | gpg --import || failure "Could not import new key for Monkeysphere authentication trust core"
-
-	gpg_core --with-colons --fixed-list-mode --fingerprint --list-secret-key
-	CORE_FPR=$(gpg_core --with-colons --fixed-list-mode --fingerprint --list-secret-key | grep ^fpr: | cut -f10 -d: )
+	# get fingerprint of core key.  should definitely not be empty at this point
+	CORE_FPR=$(core_fingerprint)
+	log debug "core fingerprint: $CORE_FPR"
 	if [ -z "$CORE_FPR" ] ; then
 	    failure "Failed to create Monkeysphere authentication trust core!"
 	fi
 	
     else 
-	log verbose "This system has already set up the Monkeysphere authentication trust core"
+	log verbose "Monkeysphere authentication trust core already exists."
     fi
 
+    # export the core key to the sphere keyring
+    log debug "exporting core pub key to sphere keyring..."
+    gpg_core --export | gpg_sphere "--import"
 
     # ensure that the authentication sphere checker has absolute ownertrust on the expected key.
-    printf "%s:6:\n" "$CORE_FPR" | gpg_sphere --import-ownertrust
+    log debug "setting ultimate owner trust on core key in gpg_sphere..."
+    printf "%s:6:\n" "$CORE_FPR" | gpg_sphere "--import-ownertrust" 2>&1 | log verbose
+    gpg_sphere "--export-ownertrust" 2>&1 | log debug
+
+    # check the owner trust
+    log debug "checking gpg_sphere owner trust set properly..."
     local ORIG_TRUST
-    if ORIG_TRUST=$(gpg_sphere --export-ownertrust | grep '^[^#]') ; then
+    if ORIG_TRUST=$(gpg_sphere "--export-ownertrust" | grep '^[^#]') ; 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 guidelines."
+	# FIXME: what does this mean?  should we suggest how to fix?
     fi
 
     # ensure that we're using the extended trust model (1), and that
     # our preferences are reasonable (i.e. 3 marginal OR 1 fully
     # trusted certifications are sufficient to grant full validity.
-    if [ "1:3:1" != $(gpg_sphere --with-colons --fixed-list-mode --list-keys | head -n1 | grep ^tru: cut -f3,6,7 -d:) ] ; then
-	failure "monkeysphere-preference does not have the expected trust model settings"
+    log debug "checking trust model for authentication ..."
+    local TRUST_MODEL=$(gpg_sphere "--with-colons --fixed-list-mode --list-keys" 2>/dev/null \
+	| head -n1 | grep "^tru:" | cut -d: -f3,6,7)
+    log debug "sphere trust model: $TRUST_MODEL"
+    if [ "$TRUST_MODEL" != '1:3:1' ] ; then
+	failure "monkeysphere-authentication does not have the expected trust model settings."
+	# FIXME: what does this mean?  should we suggest how to fix?
     fi
 }