1 files changed, 22 insertions, 0 deletions
diff --git a/scripts/gski.py b/scripts/gski.py
new file mode 100644
index 00000000..f7e6dbf6
--- /dev/null
+++ b/scripts/gski.py
@@ -0,0 +1,22 @@
+# $Id$
+
+import POW, POW.pkix, base64, getopt, sys
+
+opts, args = getopt.getopt(sys.argv[1:], "", ["pem", "der"])
+
+use_pem = False
+
+for o, a in opts:
+  if o == "--pem": use_pem = True
+  if o == "--der": use_pem = False
+
+for file in args:
+  f = open(file, "r")
+  der = f.read()
+  f.close()
+  if use_pem:
+    der = POW.pemRead(POW.X509_CERTIFICATE, der).derWrite()
+  cert = POW.pkix.Certificate()
+  cert.fromString(der)
+  ski = base64.b64encode([x for x in cert.getExtensions() if x[0] == (2, 5, 29, 14)][0][2]).replace("+", "-").replace("/", "_")
+  print ski, file