# -g supplementary group membership
# -p File of Phrases that must be in the plaintext.
# -m Disallow PGP/MIME
+# -v Verbose mode
# Typical Debian invokation may look like:
-# ./gpgwrapper -k /usr/share/keyrings/debian-keyring.gpg:/usr/share/keyrings/debian-keyring.pgp \
+# sigcheck -k /usr/share/keyrings/debian-keyring.gpg:/usr/share/keyrings/debian-keyring.pgp \
# -d ou=users,dc=debian,dc=org -l db.debian.org \
# -m debian.org -a admin@db.debian.org \
# -e /etc/userdir-ldap/templtes/error-reply -- test.sh
GroupMember = None;
Phrases = None;
AllowMIME = 1;
+Verbose = 0;
+
+def verbmsg(msg):
+ if Verbose:
+ sys.stderr.write(msg + "\n")
# Match the key fingerprint against an LDAP directory
def CheckLDAP(FingerPrint):
# Connect to the ldap server
global ErrTyp, ErrMsg;
ErrType = EX_TEMPFAIL;
- ErrMsg = "An error occured while performing the LDAP lookup:";
+ ErrMsg = "An error occurred while performing the LDAP lookup:";
global l;
l = ldap.open(LDAPServer);
l.simple_bind_s("","");
# Search for the matching key fingerprint
+ verbmsg("Processing fingerprint %s" % FingerPrint)
Attrs = l.search_s(LDAPDn,ldap.SCOPE_ONELEVEL,"keyfingerprint=" + FingerPrint);
if len(Attrs) == 0:
raise Error, "Key not found"
# Start of main program
# Process options
-(options, arguments) = getopt.getopt(sys.argv[1:], "r:k:d:l:g:mp:");
+(options, arguments) = getopt.getopt(sys.argv[1:], "r:k:d:l:g:mp:v");
for (switch, val) in options:
if (switch == '-r'):
ReplayCacheFile = val;
GroupMember = val;
elif (switch == '-m'):
AllowMIME = 0;
+ elif (switch == '-v'):
+ Verbose = 1;
elif (switch == '-p'):
Phrases = val;
ErrMsg = "Failed to understand the email or find a signature:";
Email = mimetools.Message(sys.stdin,0);
MsgID = Email.getheader("Message-ID");
+ print "Inspecting message %s"%MsgID;
+ verbmsg("Processing message %s" % MsgID)
Msg = GetClearSig(Email,1);
+ # print Msg
if AllowMIME == 0 and Msg[1] != 0:
raise Error, "PGP/MIME disallowed";
# Check the signature
ErrMsg = "Unable to check the signature or the signature was invalid:";
Res = GPGCheckSig(Msg[0]);
-
+
if Res[0] != None:
raise Error, Res[0];
sys.exit(EX_PERMFAIL);
# For Main
+print "Message %s passed"%MsgID;
sys.exit(0);