diff options
Diffstat (limited to 'sca-cpp/trunk/macos/ip-redirect')
| -rwxr-xr-x | sca-cpp/trunk/macos/ip-redirect | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/sca-cpp/trunk/macos/ip-redirect b/sca-cpp/trunk/macos/ip-redirect new file mode 100755 index 0000000000..965353cfd6 --- /dev/null +++ b/sca-cpp/trunk/macos/ip-redirect @@ -0,0 +1,36 @@ +# Licensed to the Apache Software Foundation (ASF) under one +# or more contributor license agreements. See the NOTICE file +# distributed with this work for additional information +# regarding copyright ownership. The ASF licenses this file +# to you under the Apache License, Version 2.0 (the +# "License"); you may not use this file except in compliance +# with the License. You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, +# software distributed under the License is distributed on an +# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY +# KIND, either express or implied. See the License for the +# specific language governing permissions and limitations +# under the License. + +# Redirect TCP/IP traffic to a particular IP address from one port to another +# port. This is useful to handle incoming traffic on a standard reserved port +# like 80 or 443 for example in an unprivileged user process bound to a non +# reserved port. +# Example: ip-redirect 80 8090 10.1.1.1 + +sport=$1 +tport=$2 +dest=$3 +if [ "$dest" = "" ]; then + dest="127.0.0.1" +fi + +# Delete existing rule +sudo /sbin/ipfw list | grep "fwd $dest,$sport tcp from any" | awk '{ printf "sudo ipfw delete %s\n", $1 }' | /bin/sh + +# Redirect incoming traffic +sudo /sbin/ipfw add $sport fwd $dest,$sport tcp from any to $dest $tport + |