65ee9dee16
Detects all available IPs (Tailscale, LAN, public), prints connect command for friends to copy, prompts for password securely via getpass. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
97 lines
2.6 KiB
Bash
Executable File
97 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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#
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# host-chat.sh — Start cmd-chat server for remote friends
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#
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# Usage:
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# ./lab/host-chat.sh # TLS on port 4000, prompts for password
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# ./lab/host-chat.sh --port 5000 # Custom port
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# ./lab/host-chat.sh --no-tls # Disable TLS (not recommended)
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#
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# After starting, give your friend:
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# python3 cmd_chat.py connect YOUR_IP PORT theirname --insecure
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#
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set -euo pipefail
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PORT="${1:-4000}"
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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PROJECT_ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
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NO_TLS=false
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# Parse args
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while [[ $# -gt 0 ]]; do
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case "$1" in
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--port) PORT="$2"; shift 2 ;;
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--no-tls) NO_TLS=true; shift ;;
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*) shift ;;
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esac
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done
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cd "$PROJECT_ROOT"
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# Check deps
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echo "Checking dependencies..."
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for pkg in sanic srp cryptography websockets rich requests; do
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if ! python3 -c "import $pkg" 2>/dev/null; then
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echo "Installing missing dependencies..."
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python3 -m pip install -r requirements.txt --quiet 2>/dev/null
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break
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fi
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done
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# Get all IPs for display
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echo ""
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echo "========================================="
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echo " cmd-chat Server Setup"
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echo "========================================="
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echo ""
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echo "Your IP addresses:"
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# Tailscale IP
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TS_IP=$(tailscale ip -4 2>/dev/null || true)
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if [[ -n "$TS_IP" ]]; then
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echo " Tailscale: $TS_IP (recommended — encrypted tunnel)"
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fi
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# LAN IPs
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for iface in $(ip -4 -o addr show scope global 2>/dev/null | awk '{print $2}' | sort -u); do
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IP=$(ip -4 -o addr show "$iface" 2>/dev/null | awk '{print $4}' | cut -d/ -f1)
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echo " $iface: $IP"
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done
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# Public IP
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PUB_IP=$(curl -sf --max-time 3 ifconfig.me 2>/dev/null || true)
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if [[ -n "$PUB_IP" ]]; then
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echo " Public: $PUB_IP (requires port forwarding)"
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fi
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echo ""
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echo "========================================="
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# TLS flags
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SERVER_FLAGS=""
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PROTO="https"
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CLIENT_FLAG="--insecure"
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if $NO_TLS; then
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SERVER_FLAGS="--no-tls"
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PROTO="http"
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CLIENT_FLAG="--no-tls"
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fi
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# Pick best IP for friend instructions
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BEST_IP="${TS_IP:-$(ip -4 -o addr show scope global 2>/dev/null | head -1 | awk '{print $4}' | cut -d/ -f1)}"
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echo ""
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echo "Tell your friend to run:"
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echo ""
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echo " git clone https://github.com/leetcrypt/cmd-chat.git"
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echo " cd cmd-chat && pip install -r requirements.txt"
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echo " python3 cmd_chat.py connect $BEST_IP $PORT THEIR_NAME $CLIENT_FLAG"
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echo ""
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echo "They'll be prompted for the password (same one you're about to set)."
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echo "========================================="
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echo ""
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# Start server — password will be prompted by cmd_chat
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exec python3 cmd_chat.py serve 0.0.0.0 "$PORT" $SERVER_FLAGS
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