X-Git-Url: https://git.distorted.org.uk/~mdw/tripe/blobdiff_plain/76a24ae6cece0604e3155b628622a4b425cb77f3..5d60949f7d6a88e88d4d962d093b0ae1a4df5096:/contrib/greet.in

diff --git a/contrib/greet.in b/contrib/greet.in
new file mode 100644
index 00000000..c84efdcb
--- /dev/null
+++ b/contrib/greet.in
@@ -0,0 +1,17 @@
+#! @PYTHON@
+### greet HOST PORT CHALLENGE
+### Sends a TrIPE greeting packet to the server listening on HOST and PORT.
+### The payload is the base64-encoded CHALLENGE.
+
+import socket as S
+from sys import argv
+
+def db64(s):
+  return (s + '='*((-len(s))%4)).decode('base64')
+
+addr, chal = (lambda _, h, p, c: ((h, int(p)), db64(c)))(*argv)
+sk = S.socket(S.AF_INET, S.SOCK_DGRAM)
+sk.connect(addr)
+
+pkt = '\x25' + chal
+sk.send(pkt)