clean up how trust level was check in ma/setup, with some debug output

[monkeysphere.git] / src / share / ma / setup

diff --git a/src/share/ma/setup b/src/share/ma/setup
index abce3af4e45dd0f5b819ed763be6b6bf9d9206d9..894db8449d22cfb9a0b195533820c894dd7cc51b 100644 (file)
--- a/src/share/ma/setup
+++ b/src/share/ma/setup
@@ -12,10 +12,14 @@
 # version 3 or later.
 
 setup() {
-    # make the core and the sphere:
-    mkdir -p "${SYSDATADIR}"/authentication
-    mkdir -p "${GNUPGHOME_SPHERE}"
+    # 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?
@@ -33,40 +37,42 @@ EOF
 # 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.
+    # 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
-       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 TMPLOC=$(mktemp -d ${MATMPDIR}/tmp.XXXXXXXXXX) || failure "Could not create temporary directory!"
-       ssh-keygen -q -b 2048 -t rsa -N'' "${TMPLOC}/authkey" || failure "Could not generate new key for Monkeysphere authentication trust core"
-
-       # 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"
+       log debug "generating monkeysphere authentication trust core key ($CORE_KEYLENGTH bits)..."
+       PEM2OPENPGP_USAGE_FLAGS=certify PEM2OPENPGP_NEWKEY=$CORE_KEYLENGTH pem2openpgp "$CORE_UID" | gpg_core --import || failure "Could not import new key for Monkeysphere authentication trust core"
 
+       # get fingerprint of core key.  should definitely not be empty at this point
+       log debug "get core key fingerprint..."
        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
        
     else 
-       log verbose "This system has already set up the Monkeysphere authentication trust core"
+       log verbose "This system has already set up the Monkeysphere authentication trust core."
     fi
 
 
     # ensure that the authentication sphere checker has absolute ownertrust on the expected key.
+    log debug "set ultimate owner trust on core key in gpg_sphere..."
     printf "%s:6:\n" "$CORE_FPR" | gpg_sphere --import-ownertrust
     local ORIG_TRUST
+    log debug "check gpg_sphere owner trust set properly..."
     if ORIG_TRUST=$(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."
@@ -78,7 +84,11 @@ EOF
     # 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" != $(gpg_sphere --with-colons --fixed-list-mode --list-keys | head -n1 | grep ^tru: cut -f3,6,7 -d:) ] ; then
-       failure "monkeysphere-preference does not have the expected trust model settings"
+    log debug "check trust level of core key..."
+    local TRUST_LEVEL=$(gpg_sphere --with-colons --fixed-list-mode --list-keys \
+       | head -n1 | grep "^tru:" | cut -d: -f3,6,7)
+    log debug "trust level: $TRUST_LEVEL"
+    if [ "$TRUST_LEVEL" != '1:3:1' ] ; then
+       failure "monkeysphere-authentication does not have the expected trust model settings."
     fi
 }