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33 lines
994 B
Bash
Executable File
33 lines
994 B
Bash
Executable File
#!/bin/sh
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# Roughly based on this article:
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# https://werat.github.io/2017/02/04/tmux-ssh-agent-forwarding.html
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REMOTE_LINK="${HOME}/.ssh/ssh_auth_sock"
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if [ -S "${SSH_AUTH_SOCK}" ] ; then
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SSH_REMOTE_AUTH_SOCK="${SSH_AUTH_SOCK}"
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export SSH_REMOTE_AUTH_SOCK
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# Always update the symlink to the latest session's socket.
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# This ensures that tmux (which uses the static path) always points to a
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# current agent.
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mkdir -p "$(dirname "${REMOTE_LINK}")"
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ln -sf "${SSH_AUTH_SOCK}" "${REMOTE_LINK}"
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SSH_AUTH_SOCK="${REMOTE_LINK}"
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export SSH_AUTH_SOCK
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fi
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# if stdin is a tty, don't do the cookie step
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if [ ! -t 0 ] ; then
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# Handle X forwarding, per sshd(8)
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if read -r proto cookie && [ -n "$DISPLAY" ]; then
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if [ "$(echo "$DISPLAY" | cut -c1-10)" = 'localhost:' ]; then
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# X11UseLocalhost=yes
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echo add "unix:$(echo "$DISPLAY" | cut -c11-)" "$proto" "$cookie"
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else
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# X11UseLocalhost=no
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echo add "$DISPLAY $proto $cookie"
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fi | xauth -q -
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fi
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fi
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