fix(striker-ui-api): assert host configured before authentication

striker-ui-api/src/middlewares/assertInit.ts

@@ -0,0 +1,55 @@
+import { Handler } from 'express';
+
+import { LOCAL } from '../lib/consts';
+
+import { query } from '../lib/accessModule';
+import { toHostUUID } from '../lib/convertHostUUID';
+import { stderr, stdoutVar } from '../lib/shell';
+
+export const assertInit =
+  ({
+    fail = (rq, rs) => rs.status(401).send(),
+    hostUuid: rHostUuid = LOCAL,
+    invert,
+    succeed = (rq, rs, nx) => nx(),
+  }: {
+    fail?: (...args: Parameters<Handler>) => void;
+    hostUuid?: string;
+    invert?: boolean;
+    succeed?: (...args: Parameters<Handler>) => void;
+  } = {}): Handler =>
+  async (...args) => {
+    const { 1: response } = args;
+    const hostUuid = toHostUUID(rHostUuid);
+
+    let rows: [[string]];
+
+    try {
+      rows = await query(
+        `SELECT variable_value
+          FROM variables
+          WHERE variable_name = 'system::configured'
+            AND variable_source_table = 'hosts'
+            AND variable_source_uuid = '${hostUuid}'
+          LIMIT 1;`,
+      );
+    } catch (error) {
+      stderr(`Failed to get system configured flag; CAUSE: ${error}`);
+
+      return response.status(500).send();
+    }
+
+    stdoutVar(rows, `Configured variable of host ${hostUuid}: `);
+
+    let condition = rows.length === 1 && rows[0][0] === '1';
+
+    if (invert) condition = !condition;
+
+    if (condition) {
+      stderr(`Assert init failed; invert=${invert}`);
+
+      return fail(...args);
+    }
+
+    return succeed(...args);
+  };

striker-ui-api/src/middlewares/index.ts

@@ -2,5 +2,6 @@ import passport from './passport';
 import session from './session';
 
 export * from './assertAuthentication';
+export * from './assertInit';
 
 export { passport, session };

striker-ui-api/src/routes/init.ts

@@ -1,7 +1,6 @@
 import express from 'express';
 
-import { getLocalHostUUID, query } from '../lib/accessModule';
-import { stderr, stdoutVar } from '../lib/shell';
+import { assertInit } from '../middlewares';
 
 import { setMapNetwork } from '../lib/request_handlers/command';
 import { configStriker } from '../lib/request_handlers/host';
@@ -9,38 +8,7 @@ import { getNetworkInterface } from '../lib/request_handlers/network-interface';
 
 const router = express.Router();
 
-router.use(async (request, response, next) => {
-  const localHostUuid = getLocalHostUUID();
-
-  let rows: [[string]];
-
-  try {
-    rows = await query(
-      `SELECT variable_value
-        FROM variables
-        WHERE variable_name = 'system::configured'
-          AND variable_source_table = 'hosts'
-          AND variable_source_uuid = '${localHostUuid}'
-        LIMIT 1;`,
-    );
-  } catch (error) {
-    stderr(`Failed to get system configured flag; CAUSE: ${error}`);
-
-    return response.status(500).send();
-  }
-
-  stdoutVar(rows, `system::configured=`);
-
-  if (rows.length === 1 && rows[0][0] === '1') {
-    stderr(
-      `The init endpoints cannot be used after initializing the local striker`,
-    );
-
-    return response.status(401).send();
-  }
-
-  return next();
-});
+router.use(assertInit());
 
 router
   .get('/network-interface', getNetworkInterface)

striker-ui-api/src/routes/static.ts

@@ -1,52 +1,70 @@
 import express from 'express';
 import { existsSync } from 'fs';
-import path from 'path';
 
 import { SERVER_PATHS } from '../lib/consts';
 
-import { assertAuthentication } from '../middlewares';
+import { assertAuthentication, assertInit } from '../middlewares';
 import { stdout } from '../lib/shell';
 
 const router = express.Router();
 
 const htmlDir = SERVER_PATHS.var.www.html.self;
 
-router.use(
-  (...args) => {
-    const { 0: request, 2: next } = args;
-    const { originalUrl } = request;
+router.use((...args) => {
+  const [request, response, next] = args;
+  const { originalUrl, path: initialPath } = request;
 
-    if (/^[/]login/.test(originalUrl)) {
-      stdout(`Static:login requested`);
+  console.log(`originalUrl=${originalUrl},initialpath=${initialPath}`);
 
-      return assertAuthentication({
-        fail: (rt, rq, rs, nx) => nx(),
-        succeed: '/',
-      })(...args);
+  let path = initialPath;
+
+  if (path.slice(-1) === '/') {
+    if (path.length > 1) {
+      const q = originalUrl.slice(path.length);
+      const p = path.slice(0, -1).replace(/\/+/g, '/');
+      const t = `${p}${q}`;
+
+      console.log(`redirect=${t}`);
+
+      return response.redirect(t);
+    } else {
+      path = '/index';
     }
+  }
 
-    const parts = originalUrl.replace(/[/]$/, '').split('/');
-    const tail = parts.pop() || 'index';
-    const extended = /[.]html$/.test(tail) ? tail : `${tail}.html`;
+  const exted = /\.html$/.test(path) ? path : `${path}.html`;
+  const fpath = `${htmlDir}${exted}`;
+  const htmlExists = existsSync(fpath);
 
-    parts.push(extended);
+  stdout(`static:[${path}] requested; html=${htmlExists}`);
 
-    const htmlPath = path.posix.join(htmlDir, ...parts);
-    const isHtmlExists = existsSync(htmlPath);
+  // Request for asset, i.e., image, script.
+  if (!htmlExists) return next();
 
-    if (isHtmlExists) {
-      stdout(`Static:[${htmlPath}] requested`);
+  return assertInit({
+    // When not configured, redirect to the init page.
+    fail: (rq, rs, nx) => {
+      const { path: p } = rq;
+      const target = '/init';
 
-      return assertAuthentication({ fail: '/login', failReturnTo: true })(
-        ...args,
-      );
-    }
+      if (p.startsWith(target)) return nx();
+
+      return rs.redirect(target);
+    },
+    invert: true,
+    // When configured, check whether user is authenticated.
+    succeed: assertAuthentication({
+      fail: (rt, rq, rs, nx) => {
+        const { path: p } = rq;
+        const target = '/login';
+
+        if (p.startsWith(target)) return nx();
 
-    return next();
-  },
-  express.static(htmlDir, {
-    extensions: ['htm', 'html'],
-  }),
-);
+        return rs.redirect(rt ? `${target}?rt=${rt}` : target);
+      },
+      failReturnTo: !path.startsWith('/login'),
+    }),
+  })(...args);
+}, express.static(htmlDir, { extensions: ['html'] }));
 
 export default router;