X-Git-Url: https://git.distorted.org.uk/~mdw/tripe/blobdiff_plain/c2f28e4bb4e6bc8a642d0fdc0b09b012042e9724..256bc8d0263f36d6a6589d989f809d90d6c5ec1e:/keys/tripe-keys.in

diff --git a/keys/tripe-keys.in b/keys/tripe-keys.in
index ad8671e1..ce9f74dc 100644
--- a/keys/tripe-keys.in
+++ b/keys/tripe-keys.in
@@ -238,6 +238,10 @@ def conf_defaults():
                ('conf-file', '${base-dir}tripe-keys.conf'),
                ('upload-hook', ': run upload hook'),
                ('kx', 'dh'),
+               ('kx-genalg', lambda: {'dh': 'dh',
+                                      'ec': 'ec'}[conf['kx']]),
+               ('kx-param-genalg', lambda: {'dh': 'dh-param',
+                                            'ec': 'ec-param'}[conf['kx']]),
                ('kx-param', lambda: {'dh': '-LS -b3072 -B256',
                                      'ec': '-Cnist-p256'}[conf['kx']]),
                ('kx-expire', 'now + 1 year'),
@@ -344,8 +348,9 @@ Subcommands available:
     args = commands.keys()
     args.sort()
   for c in args:
-    func, min, max, help = commands[c]
-    print '%s %s' % (c, help)
+    try: func, min, max, help = commands[c]
+    except KeyError: die("unknown command `%s'" % c)
+    print '%s%s%s' % (c, help and ' ', help)
 
 ###--------------------------------------------------------------------------
 ### Commands: newmaster
@@ -364,7 +369,7 @@ def cmd_newmaster(args):
 def cmd_setup(args):
   OS.mkdir('repos')
   run('''key -krepos/param add
-    -a${kx}-param !${kx-param}
+    -a${kx-param-genalg} !${kx-param}
     -eforever -tparam tripe-param
     kx-group=${kx} cipher=${cipher} hash=${hash} mac=${mac} mgf=${mgf}''')
   cmd_newmaster(args)
@@ -419,6 +424,16 @@ def cmd_upload(args):
     for base in commit:
       new = '%s.new' % base
       OS.rename(new, base)
+
+    ## Remove files in the base-dir which don't correspond to ones we just
+    ## committed
+    allow = {}
+    basedir = conf['base-dir']
+    bdl = len(basedir)
+    for base in commit:
+      if base.startswith(basedir): allow[base[bdl:]] = 1
+    for found in OS.listdir(basedir):
+      if found not in allow: OS.remove(OS.path.join(basedir, found))
   finally:
     OS.chdir(cwd)
     rmtree('tmp')
@@ -460,7 +475,7 @@ def cmd_update(args):
     OS.chdir(cwd)
     if OS.path.exists('repos'): OS.rename('repos', 'repos.old')
     OS.rename('tmp/repos', 'repos')
-    if not FC.cmp('tmp/tripe-keys.conf', 'tripe-keys.conf'):
+    if not FC.cmp('tmp/tripe-keys.conf', 'tripe-keys.conf', False):
       moan('configuration file changed: recommend running another update')
       OS.rename('tmp/tripe-keys.conf', 'tripe-keys.conf')
     rmtree('repos.old')
@@ -478,7 +493,7 @@ def cmd_generate(args):
   keyring_pub = 'peer-%s.pub' % tag
   zap('keyring'); zap(keyring_pub)
   run('key -kkeyring merge repos/param')
-  run('key -kkeyring add -a${kx} -pparam -e${kx-expire} -t%s tripe' %
+  run('key -kkeyring add -a${kx-genalg} -pparam -e${kx-expire} -t%s tripe' %
       tag)
   run('key -kkeyring extract -f-secret %s %s' % (keyring_pub, tag))
 
@@ -498,22 +513,34 @@ def cmd_clean(args):
 ###--------------------------------------------------------------------------
 ### Commands: check
 
-def cmd_check(args):
+def check_key(k):
   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)
+  if k.exptime == C.KEXP_FOREVER: return None
+  elif k.exptime == C.KEXP_EXPIRE: left = -1
+  else: left = k.exptime - now
+  if left < 0:
+    return "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'
+    return "key `%s' EXPIRES in %d %s" % (k.tag, n, n == 1 and u or uu)
+  else:
+    return None
+
+def cmd_check(args):
+  if OS.path.exists('keyring.pub'):
+    for k in C.KeyFile('keyring.pub').itervalues():
+      whinge = check_key(k)
+      if whinge is not None: print whinge
+  if OS.path.exists('master'):
+    whinges = []
+    for k in C.KeyFile('master').itervalues():
+      whinge = check_key(k)
+      if whinge is None: break
+      whinges.append(whinge)
+    else:
+      for whinge in whinges: print whinge
 
 ###--------------------------------------------------------------------------
 ### Commands: mtu
@@ -542,9 +569,6 @@ def cmd_mtu(args):
 ###--------------------------------------------------------------------------
 ### Main driver.
 
-## Exceptions.
-class UsageError (Exception): pass
-
 commands = {'help': (cmd_help, 0, 1, ''),
             'newmaster': (cmd_newmaster, 0, 0, ''),
             'setup': (cmd_setup, 0, 0, ''),
@@ -592,10 +616,12 @@ def main(argv):
     cmd_help([])
   else:
     c = argv[1]
-    func, min, max, help = commands[c]
+    try: func, min, max, help = commands[c]
+    except KeyError: die("unknown command `%s'" % c)
     args = argv[2:]
-    if len(args) < min or (max > 0 and len(args) > max):
-      raise UsageError, (c, help)
+    if len(args) < min or (max is not None and len(args) > max):
+      SYS.stderr.write('Usage: %s %s%s%s\n' % (quis, c, help and ' ', help))
+      SYS.exit(1)
     func(args)
 
 ###----- That's all, folks --------------------------------------------------