#!/bin/sh
# Install the cronpup command-line helper: curl -fsSL https://cronpup.com/install.sh | sh
# Puts one POSIX sh script (https://cronpup.com/static/cronpup, readable before you run it) into /usr/local/bin if you can
# write there, otherwise ~/.local/bin. Set PREFIX=/some/dir to choose. Nothing else is changed.
set -eu
SRC="${CRONPUP_URL:-https://cronpup.com}/static/cronpup"
if [ -n "${PREFIX:-}" ]; then DIR=$PREFIX
elif [ -w /usr/local/bin ]; then DIR=/usr/local/bin
else DIR="$HOME/.local/bin"; fi
mkdir -p "$DIR"
TMP=$(mktemp)
trap 'rm -f "$TMP"' EXIT
curl -fsSL "$SRC" -o "$TMP"
head -1 "$TMP" | grep -q '^#!/bin/sh' || { echo "download didn't look like the cronpup script; nothing installed" >&2; exit 1; }
chmod 755 "$TMP"
mv "$TMP" "$DIR/cronpup"
trap - EXIT
echo "installed $DIR/cronpup ($("$DIR/cronpup" version))"
case ":$PATH:" in *":$DIR:"*) ;; *) echo "note: $DIR is not on your PATH; add it, or call $DIR/cronpup directly" ;; esac
echo "try:  cronpup run <monitor-uuid> -- echo hello"