Add metrics

server/api/auth/login.post.ts

@@ -1,6 +1,7 @@
 import { verify } from 'argon2';
 import { useValidatedBody, z } from 'h3-zod';
 import prisma from '~~/lib/prisma';
+import { logins } from '~~/server/metrics';
 
 export default defineEventHandler(async (event) => {
   const { email, password } = await useValidatedBody(
@@ -25,10 +26,12 @@ export default defineEventHandler(async (event) => {
   });
   if (!user || user.password.length <= 0) {
     console.warn(`Failed login attempted: Unknown email: ${email}`);
+    logins.inc({ success: 'false' });
     throw createError({ status: 404, statusText: 'Not found!' });
   }
   if (!(await verify(user.password, password))) {
     console.warn(`Failed login attempted: Wrong password: ${email}`);
+    logins.inc({ success: 'false' });
     throw createError({ status: 404, statusText: 'Not found!' });
   }
 
@@ -41,6 +44,7 @@ export default defineEventHandler(async (event) => {
     },
     loggedInAt: new Date()
   });
+  logins.inc({ success: 'true' });
 
   return { success: true, user: { id: user.id } };
 });

server/api/quest/[questId]/submit.post.ts

@@ -3,6 +3,11 @@ import { randomUUID } from 'node:crypto';
 import { z } from 'zod';
 import prisma from '~~/lib/prisma';
 import { minioClient, s3Bucket, s3Host } from '~~/lib/s3';
+import {
+  answerChanged,
+  answerFinalized,
+  imageUploaded
+} from '~~/server/metrics';
 
 export default defineEventHandler(async (event) => {
   const { questId } = await useValidatedParams(
@@ -21,6 +26,7 @@ export default defineEventHandler(async (event) => {
     },
     select: {
       id: true,
+      huntId: true,
       hunt: {
         select: {
           teams: {
@@ -125,6 +131,9 @@ export default defineEventHandler(async (event) => {
     undefined;
 
   if (data.image) {
+    imageUploaded.inc({
+      hunt: quest.huntId
+    });
     const uuid = randomUUID();
     await minioClient.putObject(
       s3Bucket,
@@ -215,5 +224,15 @@ export default defineEventHandler(async (event) => {
     }
   }
 
+  answerChanged.inc({
+    hunt: quest.huntId
+  });
+
+  if (data.final) {
+    answerFinalized.inc({
+      hunt: quest.huntId
+    });
+  }
+
   return { ok: true };
 });

server/metrics.ts

@@ -0,0 +1,25 @@
+import { Counter } from 'prom-client';
+
+export const imageUploaded = new Counter({
+  name: 'image_uploaded_total',
+  help: 'Images uploaded',
+  labelNames: ['hunt']
+});
+
+export const answerFinalized = new Counter({
+  name: 'answer_finalized_total',
+  help: 'Answer got finalized',
+  labelNames: ['hunt']
+});
+
+export const answerChanged = new Counter({
+  name: 'answer_changed_total',
+  help: 'Answer got uploaded or changed',
+  labelNames: ['hunt']
+});
+
+export const logins = new Counter({
+  name: 'login_total',
+  help: 'Logins',
+  labelNames: ['success']
+});