final tiny changes to resource use of checker and of service itself

Author: Robert Quander

checker/docker-compose.yaml

@@ -1,6 +1,8 @@
 version: '2.1'
 services:
   facepalm-checker:
+    container_name: facepalm-checker
+    restart: unless-stopped
     build: .
     # The checker runs a HTTP interfaces, so we need to map port 3031 to the outside (port 8000).
     ports:
@@ -13,7 +15,7 @@ services:
       - MONGO_PASSWORD=facepalm
       - FACEPALM_HOST=${FACEPALM_HOST}
       - FACEPALM_PORT=${FACEPALM_PORT}
-    mem_limit: 1G
+    mem_limit: 2G
     memswap_limit: 2G
     ulimits:
       core:
@@ -22,9 +24,16 @@ services:
       nproc:
         soft: 4000
         hard: 4000
+    deploy:
+      resources:
+        limits:
+          cpus: '2.0'
+          memory: 2G
   # The python checkerlib requires a mongo db!
   facepalm-mongo:
     image: mongo
+    container_name: facepalm-mongo
+    restart: unless-stopped
     #ports:
     #  - 27017:27017
     volumes:
@@ -40,4 +49,9 @@ services:
         hard: 0
       nproc:
         soft: 4000
-        hard: 4000
+        hard: 4000
+    deploy:
+      resources:
+        limits:
+          cpus: '2.0'
+          memory: 2G

service/README_Before_playing.md

@@ -1,5 +1,6 @@
 # Very important info for repairing
 
+## Most important thing 
 Hey, service author here.
 If you fix the service, don't try to build on the VMs - swift loves to compile stuff, and it could take upwards of **5000 seconds** that the service is down and you lose flags.
 
@@ -31,4 +32,16 @@ docker load -i /path/to/whereever/facepalm.tar
 And then restart the container:
 ```
 docker compose up -d
-```
+```
+
+
+## Second most important thing
+
+If the container runs slow for some reason, it could be that swift has some internal cache that slows things down. 
+
+```
+docker compose down -v
+docker compse up -d
+```
+
+does the trick in like 10 sec max, at the cost of one flag max.

service/Sources/App/routes.swift

@@ -1894,7 +1894,7 @@ private func pageFooter() -> String {
 
         let events = try await Event.query(on: req.db)
             .with(\.$creator)
-            .sort(\.$date, .descending)
+            .sort(\.$createdAt, .descending)
             .range(offset..<(offset + pageSize))
             .all()
 

service/docker-compose.yml

@@ -47,7 +47,7 @@ services:
       - DATABASE_NAME=facepalm
     ports:
       - "4269:4269"
-    mem_limit: 4096m
+    mem_limit: 1G
     cpus: 2.0
     healthcheck:
       test: ["CMD-SHELL", "curl -f http://localhost:4269/ || exit 1"]