mdns-termux/install.sh

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#!/data/data/com.termux/files/usr/bin/bash
# install.sh - Install mdns-termux scripts to ~/.local/bin
# Usage: bash install.sh [--dry-run]
set -euo pipefail
DRY_RUN=0
[[ "${1:-}" == "--dry-run" ]] && DRY_RUN=1
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
BIN_DIR="$HOME/.local/bin"
run() {
if [[ $DRY_RUN -eq 1 ]]; then
echo "[dry-run] $*"
else
eval "$@"
fi
}
step() { echo ""; echo ">>> Step $1: $2"; }
# 1. Verify Termux
step 1 "Verifying Termux environment..."
if [[ -z "${PREFIX:-}" || "$PREFIX" != *"com.termux"* ]]; then
echo "ERROR: This installer targets Termux. \$PREFIX not set as expected." >&2
exit 1
fi
echo " Termux detected: $PREFIX"
# 2. Base packages
step 2 "Installing required packages (pkg + pip)..."
run "pkg install -y python proot"
run "pip install --upgrade zeroconf"
# 3. Copy scripts
step 3 "Installing scripts to $BIN_DIR..."
run "mkdir -p '$BIN_DIR'"
for script in mdns-resolve mdns-publish.py ssh-mdns-proxy ssh-fallback resolve; do
run "cp '$SCRIPT_DIR/bin/$script' '$BIN_DIR/$script'"
run "chmod +x '$BIN_DIR/$script'"
done
# 4. Reminders
step 4 "Manual steps remaining:"
cat <<EOF
a) Append aliases to ~/.bashrc:
cat $SCRIPT_DIR/config/bashrc.snippet >> ~/.bashrc
Then edit TAILSCALE_DOMAIN inside your ~/.bashrc.
b) (Optional) Merge SSH config for .local + short-name resolution:
cat $SCRIPT_DIR/config/ssh_config.example >> ~/.ssh/config
Adjust User and hostnames.
c) Test:
resolve <hostname>
pingr <hostname>
EOF
echo "Done."