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Automatic SSH jump host for IPv6-only hosts
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| #!/bin/sh | |
| # Automatic SSH jump host for IPv6-only hosts. | |
| # Usage in ~/.ssh/config: ProxyCommand ~/.ssh/ipv6proxy <jumphost> %h %p | |
| # If a host is reachable via IPv6, a direct connection is made. | |
| # Otherwise a jump host is used (which shall support IPv6). | |
| if ping6 -c1 $2 >/dev/null 2>&1; then | |
| exec nc -6 $2 $3 | |
| else | |
| exec ssh -q $1 "nc -6 $2 $3" | |
| fi |
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