Create demo job when deploying for review

.gitlab-ci.yml

@@ -115,7 +115,7 @@ test_e2e:
     - nomad agent -dev -log-level=WARN &
     - sleep 5
     # Setup Nomad job and wait for it
-    - nomad run ci/python.nomad
+    - nomad run ci/e2e-test.nomad
     - sleep 5
     # Start Poseidon and wait for it
     - ./poseidon &
@@ -130,9 +130,10 @@ test_e2e:
     - job: dockerimage
       artifacts: false
     - test_e2e
-  script:
+  before_script:
     - export NOMAD_NAMESPACE="$NOMAD_SLUG"
     - nomad namespace apply $NOMAD_NAMESPACE
+  script:
     # Only replace set env vars
     - envsubst "$(env | sed -e 's/=.*//' -e 's/^/\$/g')" < ci/api.tpl.nomad > ci/api.nomad
     # Make sure to set NOMAD_ADDR, NOMAD_SKIP_VERIFY and NOMAD_TOKEN env vars in CI settings appropriately
@@ -154,6 +155,13 @@ deploy_review:
     name: $CI_COMMIT_REF_SLUG
     url: http://$CI_ENVIRONMENT_SLUG.$BASE_DOMAIN
     on_stop: stop_review
+  before_script:
+    - export NOMAD_NAMESPACE="$NOMAD_SLUG"
+    - nomad namespace apply $NOMAD_NAMESPACE
+    - envsubst "$(env | sed -e 's/=.*//' -e 's/^/\$/g')" < ci/deploy-review.tpl.nomad > ci/deploy-review.nomad
+    - nomad validate ci/deploy-review.nomad
+    - nomad plan     ci/deploy-review.nomad || [ $? == 1 ]
+    - nomad run      ci/deploy-review.nomad
   only:
     - branches
     - tags

ci/deploy-review.tpl.nomad

@@ -0,0 +1,52 @@
+// This job is used by our deploy CI stage to create a seed job.
+
+job "python" {
+  datacenters = ["dc1"]
+  type = "batch"
+  namespace = "${NOMAD_NAMESPACE}"
+
+  group "python" {
+    ephemeral_disk {
+      migrate = false
+      size    = 10
+      sticky  = false
+    }
+    count = 5
+    scaling {
+      enabled = true
+      max = 300
+    }
+    spread {
+      // see https://www.nomadproject.io/docs/job-specification/spread#even-spread-across-data-center
+      // This spreads the load evenly amongst our nodes
+      attribute = "${node.unique.name}"
+      weight = 100
+    }
+
+    task "python" {
+      driver = "docker"
+      kill_timeout = "0s"
+      kill_signal = "SIGKILL"
+
+      config {
+        image = "openhpi/co_execenv_python:3.8"
+        command = "sleep"
+        args = ["infinity"]
+      }
+
+      logs {
+        max_files     = 1
+        max_file_size = 1
+      }
+
+      resources {
+        cpu    = 40
+        memory = 40
+      }
+
+      restart {
+        delay = "0s"
+      }
+    }
+  }
+}

ci/e2e-test.nomad

@@ -1,4 +1,5 @@
-// ToDo: Delete when creating job on test startup #26.
+// This job is used by the e2e tests as a demo job.
+
 job "python" {
   datacenters = ["dc1"]
   type = "batch"