making clearer comments in the transition script, invoking from postinst for debian.

[monkeysphere.git] / src / share / common

diff --git a/src/share/common b/src/share/common
index 4120259b5f0054c6d42b5f69848cecb60b632e7f..a2f449464fe60e2ce629fed36866304407ef7106 100644 (file)
--- a/src/share/common
+++ b/src/share/common
@@ -8,7 +8,7 @@
 # Jamie McClelland <jm@mayfirst.org>
 # Daniel Kahn Gillmor <dkg@fifthhorseman.net>
 #
-# Copyright 2008, released under the GPL, version 3 or later
+# Copyright 2008-2009, released under the GPL, version 3 or later
 
 # all-caps variables are meant to be user supplied (ie. from config
 # file) and are considered global
@@ -21,7 +21,7 @@ SYSCONFIGDIR=${MONKEYSPHERE_SYSCONFIGDIR:-"/etc/monkeysphere"}
 export SYSCONFIGDIR
 
 # monkeysphere version
-VERSION=__VERSION__
+VERSION=0.23~pre
 
 ########################################################################
 ### UTILITY FUNCTIONS
@@ -134,6 +134,11 @@ cutline() {
     head --line="$1" "$2" | tail -1
 }
 
+# make a temporary directly
+msmktempdir() {
+    mktemp -d ${TMPDIR:-/tmp}/tmp.XXXXXXXXXX
+}
+
 # this is a wrapper for doing lock functions.
 #
 # it lets us depend on either lockfile-progs (preferred) or procmail's
@@ -1095,3 +1100,14 @@ process_authorized_user_ids() {
 
     update_authorized_keys "${userIDs[@]}"
 }
+
+# takes a gpg key or keys on stdin, and outputs a list of
+# fingerprints, one per line:
+list_primary_fingerprints() {
+    local file="$1"
+    local fake=$(msmktempdir)
+    GNUPGHOME="$fake" gpg --no-tty --quiet --import
+    GNUPGHOME="$fake" gpg --with-colons --fingerprint --list-keys | \
+       awk -F: '/^fpr:/{ print $10 }'
+    rm -rf "$fake"
+}