refactor(routes): Phase 3.6 - standardize sites.js
This commit is contained in:
Krystie
@@ -1,29 +1,43 @@
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const express = require('express');
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const fs = require('fs');
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const { CADDY, REGEX, LIMITS } = require('../constants');
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const { ValidationError } = require('../errors');
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const { ValidationError, ConflictError, NotFoundError } = require('../errors');
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const { validateURL } = require('../input-validator');
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module.exports = function(ctx) {
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/**
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* Sites route factory
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* @param {Object} deps - Explicit dependencies
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* @param {Function} deps.asyncHandler - Async route handler wrapper
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* @param {Object} deps.caddy - Caddy manager
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* @param {Object} deps.dns - DNS manager
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* @param {Function} deps.fetchT - Fetch with timeout
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* @param {Function} deps.buildDomain - Domain builder function
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* @param {Function} deps.addServiceToConfig - Service config adder
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* @param {Object} deps.siteConfig - Site configuration
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* @param {Object} deps.log - Logger instance
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* @returns {express.Router}
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*/
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module.exports = function({ asyncHandler, caddy, dns, fetchT, buildDomain, addServiceToConfig, siteConfig, log }) {
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const router = express.Router();
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// Get Caddyfile contents
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router.get('/caddyfile', ctx.asyncHandler(async (req, res) => {
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const content = await ctx.caddy.read();
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router.get('/caddyfile', asyncHandler(async (req, res) => {
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const content = await caddy.read();
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res.json({ success: true, content });
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}, 'caddyfile-get'));
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// Get current Caddy config (from admin API)
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router.get('/caddy/config', ctx.asyncHandler(async (req, res) => {
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const response = await ctx.fetchT(`${ctx.caddy.adminUrl}/config/`);
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router.get('/caddy/config', asyncHandler(async (req, res) => {
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const response = await fetchT(`${caddy.adminUrl}/config/`);
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const config = await response.json();
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res.json({ success: true, config });
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}, 'caddy-config'));
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// Reload Caddy configuration via admin API
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router.post('/caddy/reload', ctx.asyncHandler(async (req, res) => {
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const caddyfileContent = await ctx.caddy.read();
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router.post('/caddy/reload', asyncHandler(async (req, res) => {
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const caddyfileContent = await caddy.read();
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const response = await ctx.fetchT(`${ctx.caddy.adminUrl}/load`, {
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const response = await fetchT(`${caddy.adminUrl}/load`, {
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method: 'POST',
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headers: { 'Content-Type': CADDY.CONTENT_TYPE },
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body: caddyfileContent
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@@ -31,16 +45,16 @@ module.exports = function(ctx) {
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if (!response.ok) {
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const errorText = await response.text();
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ctx.log.error('caddy', 'Caddy reload failed', { error: errorText });
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return ctx.errorResponse(res, 500, '[DC-303] Caddy reload failed. Check server logs for details.');
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log.error('caddy', 'Caddy reload failed', { error: errorText });
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throw new Error('Caddy reload failed. Check server logs for details.');
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}
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res.json({ success: true, message: 'Caddy configuration reloaded successfully' });
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}, 'caddy-reload'));
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// Get Certificate Authorities from Caddyfile
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router.get('/caddy/cas', ctx.asyncHandler(async (req, res) => {
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const content = await ctx.caddy.read();
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router.get('/caddy/cas', asyncHandler(async (req, res) => {
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const content = await caddy.read();
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const cas = [];
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const pkiRegex = /pki\s*\{([^}]*(?:\{[^}]*\}[^}]*)*)\}/gs;
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@@ -117,11 +131,11 @@ module.exports = function(ctx) {
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}, 'caddy-get-cas'));
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// Remove a site from Caddyfile
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router.delete('/site/:domain', ctx.asyncHandler(async (req, res) => {
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router.delete('/site/:domain', asyncHandler(async (req, res) => {
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const { domain } = req.params;
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if (!domain) throw new ValidationError('Domain is required');
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const result = await ctx.caddy.modify((content) => {
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const result = await caddy.modify((content) => {
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const escapedDomain = domain.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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const siteBlockRegex = new RegExp(
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`\\n?${escapedDomain}\\s*\\{[^{}]*(?:\\{[^{}]*(?:\\{[^{}]*\\}[^{}]*)*\\}[^{}]*)*\\}\\s*`, 'g'
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@@ -133,16 +147,16 @@ module.exports = function(ctx) {
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if (!result.success) {
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if (result.rolledBack) {
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return ctx.errorResponse(res, 500, `Removed "${domain}" but Caddy reload failed (rolled back): ${result.error}`);
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throw new Error( `Removed "${domain}" but Caddy reload failed (rolled back): ${result.error}`);
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}
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return ctx.errorResponse(res, 404, `Site block for "${domain}" not found in Caddyfile`);
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throw new NotFoundError(`Site block for "" in Caddyfile`);
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}
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res.json({ success: true, message: `Site "${domain}" removed from Caddyfile and Caddy reloaded` });
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}, 'site-delete'));
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// Add a new site to Caddyfile and reload
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router.post('/site', ctx.asyncHandler(async (req, res) => {
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router.post('/site', asyncHandler(async (req, res) => {
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const { domain, upstream, config } = req.body;
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if (!domain || !upstream) throw new ValidationError('Domain and upstream are required');
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if (!REGEX.DOMAIN.test(domain)) throw new ValidationError('[DC-301] Invalid domain format');
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@@ -150,27 +164,27 @@ module.exports = function(ctx) {
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const upstreamRegex = /^[a-z0-9.-]+:\d{1,5}$/i;
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if (!upstreamRegex.test(upstream)) throw new ValidationError('Invalid upstream format. Use host:port');
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let content = await ctx.caddy.read();
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let content = await caddy.read();
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const escapedDomain = domain.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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const siteBlockRegex = new RegExp(`\\n?${escapedDomain}\\s*\\{`, 'g');
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if (siteBlockRegex.test(content)) {
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return ctx.errorResponse(res, 409, `[DC-302] Site block for "${domain}" already exists in Caddyfile`);
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throw new ConflictError(`Site block for "" already exists in Caddyfile`);
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}
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// Always generate structured config — never allow raw Caddy config injection
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const newSiteBlock = `\n${domain} {\n reverse_proxy ${upstream}\n tls internal\n}\n`;
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const result = await ctx.caddy.modify(c => c + newSiteBlock);
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const result = await caddy.modify(c => c + newSiteBlock);
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if (!result.success) {
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return ctx.errorResponse(res, 500, `[DC-303] Site added to Caddyfile but reload failed: ${result.error}`,
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throw new Error( `[DC-303] Site added to Caddyfile but reload failed: ${result.error}`,
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result.rolledBack ? { note: 'Caddyfile was rolled back to previous state' } : {});
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}
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ctx.ok(res, { message: `Site "${domain}" added to Caddyfile and Caddy reloaded successfully` });
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res.json({ success: true, message: `Site "${domain}" added to Caddyfile and Caddy reloaded successfully` });
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}, 'site-add'));
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// Add external service reverse proxy to Caddyfile
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router.post('/site/external', ctx.asyncHandler(async (req, res) => {
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router.post('/site/external', asyncHandler(async (req, res) => {
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const { subdomain, externalUrl, preserveHost, followRedirects, sslType, caddyfilePath, reloadCaddy: shouldReload, createDns, serviceName, logo } = req.body;
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if (!subdomain || !externalUrl) {
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@@ -181,22 +195,22 @@ module.exports = function(ctx) {
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}
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try {
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ctx.validateURL(externalUrl);
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validateURL(externalUrl);
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} catch (validationErr) {
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return ctx.errorResponse(res, 400, validationErr.message);
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throw new ValidationError(validationErr.message);
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}
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const domain = ctx.buildDomain(subdomain);
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const domain = buildDomain(subdomain);
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let dnsWarning = null;
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try {
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if (createDns) {
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try {
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await ctx.dns.createRecord(subdomain, ctx.siteConfig.dnsServerIp);
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ctx.log.info('dns', 'DNS record created for external proxy', { domain, ip: ctx.siteConfig.dnsServerIp });
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await dns.createRecord(subdomain, siteConfig.dnsServerIp);
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log.info('dns', 'DNS record created for external proxy', { domain, ip: siteConfig.dnsServerIp });
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} catch (dnsError) {
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dnsWarning = `DNS creation failed: ${dnsError.message}. You may need to create the DNS record manually.`;
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ctx.log.warn('dns', 'DNS creation failed for external proxy', { domain, error: dnsError.message });
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log.warn('dns', 'DNS creation failed for external proxy', { domain, error: dnsError.message });
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}
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}
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@@ -221,29 +235,29 @@ module.exports = function(ctx) {
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proxyConfig = `\n${domain} {\n ${sslConfig}\n\n reverse_proxy ${externalUrl} {${hostHeader}\n transport http {\n tls\n }\n }\n}\n`;
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}
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const caddyResult = await ctx.caddy.modify(c => {
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const caddyResult = await caddy.modify(c => {
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const escapedDomain = domain.replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
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if (new RegExp(`\\n?${escapedDomain}\\s*\\{`, 'g').test(c)) return null;
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return c + proxyConfig;
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});
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if (!caddyResult.success && !caddyResult.rolledBack) {
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return ctx.errorResponse(res, 409, `[DC-302] Site block for "${domain}" already exists in Caddyfile`);
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throw new ConflictError(`Site block for "" already exists in Caddyfile`);
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}
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if (!caddyResult.success) {
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return ctx.errorResponse(res, 500, `[DC-303] External proxy added but Caddy reload failed (rolled back): ${caddyResult.error}`);
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throw new Error( `[DC-303] External proxy added but Caddy reload failed (rolled back): ${caddyResult.error}`);
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}
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if (serviceName && logo) {
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try {
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await ctx.addServiceToConfig({
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await addServiceToConfig({
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id: subdomain, name: serviceName, logo,
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isExternal: true, externalUrl,
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deployedAt: new Date().toISOString()
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});
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ctx.log.info('deploy', 'Service added to dashboard', { subdomain });
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log.info('deploy', 'Service added to dashboard', { subdomain });
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} catch (serviceError) {
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ctx.log.warn('deploy', 'Failed to add service to dashboard', { subdomain, error: serviceError.message });
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log.warn('deploy', 'Failed to add service to dashboard', { subdomain, error: serviceError.message });
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}
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}
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@@ -254,7 +268,7 @@ module.exports = function(ctx) {
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if (dnsWarning) response.warning = dnsWarning;
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res.json(response);
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} catch (error) {
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ctx.errorResponse(res, 500, ctx.safeErrorMessage(error));
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throw error;
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}
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}, 'site-external'));
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