Add utility for checking health of cached tokens

tools/token-health.js

@@ -0,0 +1,68 @@
+const sqlite3 = require('better-sqlite3');
+
+const db = new sqlite3(process.argv[2]);
+db.pragma('journal_mode = WAL');
+
+const requests = db.prepare(`SELECT id, status, data FROM cache WHERE id LIKE 'projects/%' ORDER BY id;`)
+    .all()
+    .filter(({status}) => status === 200)
+    .map(({id, data}) => ({
+        project: id.split('/')[1],
+        token: JSON.parse(data.toString()).project_token
+    }))
+    .map(async ({project, token}) => {
+        const controller = new AbortController();
+        const result = await fetch(`https://projects.scratch.mit.edu/${project}?token=${token}`, {
+            signal: controller.signal,
+            headers: {
+                'user-agent': 'github.com/TurboWarp/trampoline tools/token-health.js'
+            }
+        });
+        controller.abort();
+        return {
+            project,
+            token,
+            status: result.status
+        };
+    });
+
+db.close();
+
+Promise.all(requests).then((results) => {
+    const now = Math.round(Date.now() / 1000);
+
+    const rows = [['id', 'status', 'expires', 'expected', 'actual']];
+    for (const {project, token, status} of results) {
+        rows.push([
+            project,
+            status,
+            token.split('_')[0],
+            +(token.split('_')[0]) > now,
+            status === 200
+        ]);
+    }
+
+    const widths = [];
+    for (let i = 0; i < rows[0].length; i++) {
+        widths.push(rows.map(row => row[i]).reduce((a, i) => Math.max(a, i.toString().length), 0));
+    }
+
+    let out = '';
+    for (const row of rows) {
+        for (let i = 0; i < row.length; i++) {
+            out += `${row[i].toString().padEnd(widths[i])} `;
+        }
+        out += '\n';
+    }
+
+    console.log('-'.repeat(80));
+    console.log(out.trim());
+    console.log('-'.repeat(80));
+
+    const okay = results.filter(i => i.status === 200).length;
+    const failed = results.length - okay;
+    console.log(`Current timestamp: ${now}`);
+    console.log(`OK: ${okay}   Invalid: ${failed}`);
+
+    process.exit(0);
+});