2026-03-26 12:04:52 +00:00
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#!/usr/bin/env bash
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2026-03-26 12:01:52 +00:00
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#
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# ssh-fallback: Proxy para SSH con fallback automático
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# Usado como ProxyCommand en ~/.ssh/config
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#
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# Uso: ssh-fallback <tailscale_host> <lan_ip> <port>
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TAILSCALE_HOST="$1"
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LAN_IP="$2"
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PORT="${3:-22}"
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# Intentar Tailscale primero (1 segundo timeout)
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if ping -c 1 -W 1 "$TAILSCALE_HOST" &>/dev/null 2>&1; then
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exec nc -w 5 "$TAILSCALE_HOST" "$PORT"
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fi
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# Fallback a IP LAN
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if ping -c 1 -W 1 "$LAN_IP" &>/dev/null 2>&1; then
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exec nc -w 5 "$LAN_IP" "$PORT"
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fi
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# Último intento: Tailscale sin verificar
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exec nc -w 10 "$TAILSCALE_HOST" "$PORT"
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