W3qDdN4C

1Host gamma-local
2        HostName 192.168.1.100
3        Port 22
4        User andreas
5
6Host gamma-remote
7        HostName 55.22.33.99
8        Port 12345
9        User andreas
10	
11Match originalhost gamma exec "[ x$(/sbin/iwgetid --scheme) != xMyHomeESSID ]"
12  HostName 192.168.1.100
13  Port 22
14
15Host gamma
16  User andreas
17  Port 12345
18  HostName 55.22.33.99
19	
20[[ $(wget -qO - http://wtfismyip.com/text) =~ ^'55.22.33.' ]] && 
21    ssh 192.168.1.100 ||
22    ssh -p 12345 55.22.33.99
23	
24[[ $(ip address show dev eth0 | grep -Po 'inet K[d.]+') = '192.168.1.12' ]] && 
25    ssh 192.168.1.100 ||
26    ssh -p 12345 55.22.33.99
27	
28alias gamma="[[ $(wget -qO - http://wtfismyip.com/text) =~ ^'55.22.33.' ]] && ssh 192.168.1.100 || ssh -p 12345 55.22.33.99
29	
30Host gamma
31    ProxyCommand ssh-multipath-proxy 192.168.1.100:22 55.22.33.99:12345
32    User andreas