X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/tripe/blobdiff_plain/b2a72eca5851cfbd4146dd7e65867cd939b8f623..c2f28e4bb4e6bc8a642d0fdc0b09b012042e9724:/keys/tripe-keys.in

diff --git a/keys/tripe-keys.in b/keys/tripe-keys.in
index 2be5e2dd..ad8671e1 100644
--- a/keys/tripe-keys.in
+++ b/keys/tripe-keys.in
@@ -33,6 +33,7 @@ import sys as SYS
 import re as RX
 import getopt as O
 import shutil as SH
+import time as T
 import filecmp as FC
 from cStringIO import StringIO
 from errno import *
@@ -240,6 +241,7 @@ def conf_defaults():
                ('kx-param', lambda: {'dh': '-LS -b3072 -B256',
                                      'ec': '-Cnist-p256'}[conf['kx']]),
                ('kx-expire', 'now + 1 year'),
+               ('kx-warn-days', '28'),
                ('cipher', 'rijndael-cbc'),
                ('hash', 'sha256'),
                ('master-keygen-flags', '-l'),
@@ -493,6 +495,26 @@ def cmd_clean(args):
         r == 'keyring' or r == 'keyring.pub' or r.startswith('peer-')):
       zap(i)
 
+###--------------------------------------------------------------------------
+### Commands: check
+
+def cmd_check(args):
+  now = T.time()
+  thresh = int(conf['kx-warn-days']) * 86400
+  for krf in ['master', 'keyring.pub']:
+    if not OS.path.exists(krf): continue
+    kr = C.KeyFile(krf)
+    for k in kr.itervalues():
+      if k.exptime == C.KEXP_FOREVER: continue
+      elif k.exptime == C.KEXP_EXPIRE: left = -1
+      else: left = k.exptime - now
+      if left < 0:
+        print "key `%s' HAS EXPIRED" % k.tag
+      elif left < thresh:
+        if left >= 86400: n, u, uu = left // 86400, 'day', 'days'
+        else: n, u, uu = left // 3600, 'hour', 'hours'
+        print "key `%s' EXPIRES in %d %s" % (k.tag, n, n == 1 and u or uu)
+
 ###--------------------------------------------------------------------------
 ### Commands: mtu
 
@@ -530,6 +552,7 @@ commands = {'help': (cmd_help, 0, 1, ''),
             'update': (cmd_update, 0, 0, ''),
             'clean': (cmd_clean, 0, 0, ''),
             'mtu': (cmd_mtu, 0, 1, '[PATH-MTU]'),
+            'check': (cmd_check, 0, 0, ''),
             'generate': (cmd_generate, 1, 1, 'TAG'),
             'rebuild': (cmd_rebuild, 0, 0, '')}