Run the load generators against our server: the window holds, memory returns to baseline, no defects

2026-09-06 22:25:29 +02:00
parent a7f3ea70d7
commit 5e53fad802
14 changed files with 946 additions and 2 deletions
@@ -0,0 +1,93 @@
+x-log-limits: &log-limits
+  logging:
+    driver: json-file
+    options:
+      max-file: "3"
+      max-size: 20m
+
+x-dumbclient-healthcheck: &dumbclient-healthcheck
+  test: ["CMD-SHELL", "test -f /tmp/healthy"]
+  interval: 1s
+  retries: 30
+  timeout: 2s
+
+services:
+  # Network owner for every dumbclient-* service and the capture sidecar below (see the comment on
+  # `capture`): all four are pure outbound TCP clients with nothing of their own listening, so
+  # sharing one netns is only ever a source-IP detail, never a port collision.
+  dumbclient-w2000:
+    build: ./interop-tests/peers/dumbclient
+    image: interop-dumbclient:de0334b
+    <<: *log-limits
+    command: ["conf/window2000.yml"]
+    healthcheck: *dumbclient-healthcheck
+
+  # S9's comparison run: window below maxHeldMessages (1000, session-options.ts), where nothing
+  # should ever be evicted - see findings/07-load.md.
+  dumbclient-w500:
+    build: ./interop-tests/peers/dumbclient
+    image: interop-dumbclient:de0334b
+    <<: *log-limits
+    network_mode: "service:dumbclient-w2000"
+    command: ["conf/window500.yml"]
+    healthcheck: *dumbclient-healthcheck
+    depends_on:
+      dumbclient-w2000:
+        condition: service_started
+
+  # S6: sends one message, then never speaks again - the no-ping binary (see the Dockerfile) sends
+  # no enquire_link either, which nothing else built for this phase can say (smppload is blocked).
+  dumbclient-idle:
+    build: ./interop-tests/peers/dumbclient
+    image: interop-dumbclient:de0334b
+    <<: *log-limits
+    network_mode: "service:dumbclient-w2000"
+    environment:
+      DUMBCLIENT_BIN: /app/smpp-dumb-client-noping
+    command: ["conf/idle.yml"]
+    healthcheck: *dumbclient-healthcheck
+    depends_on:
+      dumbclient-w2000:
+        condition: service_started
+
+  # The long soak: the longest run the time-box allows, fast handler, watched for anything that
+  # grows without bound.
+  dumbclient-soak:
+    build: ./interop-tests/peers/dumbclient
+    image: interop-dumbclient:de0334b
+    <<: *log-limits
+    network_mode: "service:dumbclient-w2000"
+    command: ["conf/soak.yml"]
+    healthcheck: *dumbclient-healthcheck
+    depends_on:
+      dumbclient-w2000:
+        condition: service_started
+
+  # Every dumbclient-* service shares dumbclient-w2000's netns (see above), so this one sidecar
+  # sees all four conversations with node:2775 - the same pattern compose.kannel.yaml uses for its
+  # four bearerbox variants, one namespace deeper.
+  capture:
+    image: nicolaka/netshoot:v0.16
+    network_mode: "service:dumbclient-w2000"
+    cap_add:
+      - NET_ADMIN
+      - NET_RAW
+    depends_on:
+      dumbclient-w2000:
+        condition: service_healthy
+    command: ["dumpcap", "-i", "any", "-f", "tcp port 2775", "-w", "/captures/dumbclient.pcapng"]
+    volumes:
+      - ./interop-tests/captures:/captures
+
+  node:
+    depends_on:
+      capture:
+        condition: service_started
+      dumbclient-idle:
+        condition: service_healthy
+      dumbclient-soak:
+        condition: service_healthy
+      dumbclient-w500:
+        condition: service_healthy
+      dumbclient-w2000:
+        condition: service_healthy