reload_nginx.sh

#!/bin/bash
# reload_nginx.sh - Reloads user nginx after deploying latest config from template
# Now calls deploy_nginx.sh first. Uses centralized .env for model configuration.
# Uses ~/llm-serving symlink (setup-llama.sh). Zero-sudo, all user-level.
# All functions include error handling.

set -e

# Load configuration from .env (centralized model settings)
load_env() {
    local env_file="$(dirname "${BASH_SOURCE[0]}")/.env"
    if [[ -f "$env_file" ]]; then
        set -a
        # shellcheck source=.env
        source "$env_file"
        set +a
    fi
}

load_env

# ─────────────────────────────────────────────
# ERROR HANDLING
# ─────────────────────────────────────────────
error() {
    echo "❌ ERROR: $1" >&2
    exit 1
}

success() {
    echo "✅ $1"
}

log() {
    echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1"
}

# Function to deploy config before reload
deploy_config() {
    if [[ -x ./deploy_nginx.sh ]]; then
        log "Deploying latest nginx config from template..."
        ./deploy_nginx.sh || error "deploy_nginx.sh failed"
        success "Config deployed from template (llama_backends, env-based API key)"
    else
        error "deploy_nginx.sh not found or not executable"
    fi
}

# Function to reload nginx
reload_nginx() {
    local nginx_config
    local pid_dir
    nginx_config="$HOME/llm-serving/nginx/user-nginx.conf"
    pid_dir="/run/user/$(id -u)/nginx"

    log "Reloading user-level nginx (zero-sudo via ~/llm-serving symlink)..."

    # Ensure runtime dir
    mkdir -p "$pid_dir" || error "Failed to create nginx runtime dir"

    # Test config
    if command -v nginx >/dev/null 2>&1; then
        nginx -t -c "$nginx_config" -p "$pid_dir" || error "Nginx config test failed"
    else
        log "WARNING: nginx command not found, skipping syntax test"
    fi

    # Reload
    nginx -s reload -c "$nginx_config" -p "$pid_dir" 2>/dev/null || \
        error "Failed to reload nginx. Check if running with: systemctl --user status user-nginx"

    success "Nginx reloaded successfully with dual-mode config (model: ${MODEL_NAME:-Unknown}, alias: coder)"
}

# Main
main() {
    deploy_config
    reload_nginx
    success "Reload complete. Project simplified to dual-node ${MODEL_NAME:-Unknown} only."
}

main "$@"