#!/bin/bash

set -e

# Function for logging
log() {
    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $*"
}

# Function for cleanup
cleanup() {
    log "Performing cloudflared installation cleanup..."
    apt-get clean
    rm -rf \
        /tmp/cloudflared* \
        /var/lib/apt/lists/* \
        /var/tmp/*
}

# Trap to ensure cleanup on exit
trap cleanup EXIT

log "Starting cloudflared installation..."

log "Creating keyrings directory..."
mkdir -p --mode=0755 /usr/share/keyrings

log "Adding Cloudflare repository key..."
curl -fsSL https://pkg.cloudflare.com/cloudflare-main.gpg | \
    tee /usr/share/keyrings/cloudflare-main.gpg >/dev/null

log "Adding Cloudflare repository..."
echo 'deb [signed-by=/usr/share/keyrings/cloudflare-main.gpg] https://pkg.cloudflare.com/cloudflared any main' | \
    tee /etc/apt/sources.list.d/cloudflared.list

log "Updating package lists..."
apt-get update

log "Installing cloudflared..."
apt-get install -y --no-install-recommends cloudflared

log "Verifying cloudflared installation..."
if command -v cloudflared >/dev/null 2>&1; then
    CLOUDFLARED_VERSION=$(cloudflared --version 2>&1 | head -n1 || echo "Version check failed")
    log "cloudflared installed successfully: ${CLOUDFLARED_VERSION}"
else
    log "ERROR: cloudflared installation failed"
    exit 1
fi

log "cloudflared installation completed successfully"