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-rwxr-xr-xtools/mail-signed-keys114
1 files changed, 114 insertions, 0 deletions
diff --git a/tools/mail-signed-keys b/tools/mail-signed-keys
new file mode 100755
index 0000000..263b8e5
--- /dev/null
+++ b/tools/mail-signed-keys
@@ -0,0 +1,114 @@
+#!/bin/sh
+# Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+#
+# This file is free software; as a special exception the author gives
+# unlimited permission to copy and/or distribute it, with or without
+# modifications, as long as this notice is preserved.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
+# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+# FIXME: Use only valid email addresses, extract only given keys
+
+dryrun=0
+if [ "$1" = "--dry-run" ]; then
+ dryrun=1
+ shift
+fi
+
+if [ -z "$1" -o -z "$2" -o -z "$3" ]; then
+ echo "usage: mail-signed-keys keyring signedby signame" >&2
+ exit 1
+fi
+
+signame="$3"
+
+if [ ! -f $1 ]; then
+ echo "mail-signed-keys: '$1': no such file" >&2
+ exit 1
+fi
+
+[ -f '.#tdb.tmp' ] && rm '.#tdb.tmp'
+ro="--homedir . --no-options --trustdb-name=./.#tdb.tmp --dry-run --lock-never --no-default-keyring --keyring $1"
+
+signedby=`gpg $ro --list-keys --with-colons $2 \
+ 2>/dev/null | awk -F: '$1=="pub" {print $5; exit 0}'`
+
+if [ -z "$signedby" ]; then
+ echo "mail-signed-keys: '$2': no such signator" >&2
+ exit 1
+fi
+
+if [ "$dryrun" = "0" ]; then
+ echo "About to send the keys signed by $signedby" >&2
+ echo -n "to their owners. Do you really want to do this? (y/N)" >&2
+ read
+ [ "$REPLY" != "y" -a "$REPLY" != "Y" ] && exit 0
+fi
+
+gpg $ro --check-sigs --with-colons 2>/dev/null \
+ | awk -F: -v signedby="$signedby" -v gpgopt="$ro" \
+ -v dryrun="$dryrun" -v signame="$signame" '
+BEGIN { sendmail="/usr/lib/sendmail -oi -t " }
+$1 == "pub" { nextkid=$5; nextuid=$10
+ if( uidcount > 0 ) { myflush() }
+ kid=nextkid; uid=nextuid; next
+ }
+$1 == "uid" { uid=$10 ; next }
+$1 == "sig" && $2 == "!" && $5 == signedby { uids[uidcount++] = uid; next }
+END { if( uidcount > 0 ) { myflush() } }
+
+function myflush()
+{
+ if ( kid == signedby ) { uidcount=0; return }
+ print "sending key " substr(kid,9) " to" | "cat >&2"
+ for(i=0; i < 1; i++ ) {
+ print " " uids[i] | "cat >&2"
+ if( dryrun == 0 ) {
+ if( i == 0 ) {
+ printf "To: %s", uids[i] | sendmail
+ }
+ else {
+ printf ",\n %s", uids[i] | sendmail
+ }
+ }
+ }
+ if(dryrun == 0) {
+ printf "\n" | sendmail
+ print "Subject: I signed your key " substr(kid,9) | sendmail
+ print "" | sendmail
+ print "Hi," | sendmail
+ print "" | sendmail
+ print "Here you get back the signed key." | sendmail
+ print "I already sent them to the keyservers." | sendmail
+ print "" | sendmail
+ print "Peace," | sendmail
+ print " " signame | sendmail
+ print "" | sendmail
+ cmd = "gpg " gpgopt " --export -a " kid " 2>/dev/null"
+ while( (cmd | getline) > 0 ) {
+ print | sendmail
+ }
+ print "" | sendmail
+ close(cmd)
+ close( sendmail )
+ }
+ uidcount=0
+}
+'
+
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