From 1bb6a4663e942d41d5756370b601c5cff0cbd3a9 Mon Sep 17 00:00:00 2001
From: Stephen Smoogen <smooge@redhat.com>
Date: Wed, 20 Feb 2019 19:36:12 +0000
Subject: [PATCH] badges: fedmsg-hub: try to add systemd environment variables
 to limit 2 am work

---
 .../files/systemd/systemd-memory-limit.conf   |  2 +
 roles/badges/backend/tasks/main.yml           | 55 +++++++++++++++++++
 .../templates/systemd-environment.conf.j2     |  0
 .../templates/systemd-restart-limit.conf.j2   |  6 ++
 4 files changed, 63 insertions(+)
 create mode 100644 roles/badges/backend/files/systemd/systemd-memory-limit.conf
 create mode 100644 roles/badges/backend/templates/systemd-environment.conf.j2
 create mode 100644 roles/badges/backend/templates/systemd-restart-limit.conf.j2

diff --git a/roles/badges/backend/files/systemd/systemd-memory-limit.conf b/roles/badges/backend/files/systemd/systemd-memory-limit.conf
new file mode 100644
index 0000000000..6a91cce212
--- /dev/null
+++ b/roles/badges/backend/files/systemd/systemd-memory-limit.conf
@@ -0,0 +1,2 @@
+[Service]
+MemoryLimit=8G
diff --git a/roles/badges/backend/tasks/main.yml b/roles/badges/backend/tasks/main.yml
index 7befdbbfbb..87d8952608 100644
--- a/roles/badges/backend/tasks/main.yml
+++ b/roles/badges/backend/tasks/main.yml
@@ -14,6 +14,61 @@
   - badges
   - badges/backend
 
+- name: create systemd config directories
+  file: >
+    path="/etc/systemd/system/{{ item }}.service.d"
+    state=directory
+  with_items: 
+  - fedmsg-hub
+  notify:
+  - reload systemd
+  tags:
+  - badges/backend
+  - config
+  - service
+
+- name: install systemd config files (memory)
+  copy: >
+    src=systemd/systemd-memory-limit.conf
+    dest=/etc/systemd/system/{{ item }}.service.d/memory-limit.conf
+  with_items:
+  - fedmsg-hub
+  notify:
+  - reload systemd
+  - restart fedmsg-hub
+  tags:
+  - badges/backend
+  - config
+  - service
+
+- name: install systemd config files (restart)
+  template: >
+    src=systemd-restart-limit.conf.j2
+    dest=/etc/systemd/system/{{ item }}.service.d/restart.conf
+  with_items: 
+  - fedmsg-hub
+  notify:
+  - reload systemd
+  tags:
+  - badges/backend
+  - config
+  - service
+
+- name: install systemd config files (environment)
+  template: >
+    src=systemd-environment.conf.j2
+    dest=/etc/systemd/system/{{ item }}.service.d/environment.conf
+  with_items: 
+  - fedmsg-hub
+  notify:
+  - reload systemd
+  - restart fedmsg-hub
+  tags:
+  - badges/backend
+  - config
+  - service
+
+
 - name: copy database configuration
   template: >
     src={{ item }} dest="/etc/fedmsg.d/{{ item }}"
diff --git a/roles/badges/backend/templates/systemd-environment.conf.j2 b/roles/badges/backend/templates/systemd-environment.conf.j2
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/roles/badges/backend/templates/systemd-restart-limit.conf.j2 b/roles/badges/backend/templates/systemd-restart-limit.conf.j2
new file mode 100644
index 0000000000..9cf6fd950d
--- /dev/null
+++ b/roles/badges/backend/templates/systemd-restart-limit.conf.j2
@@ -0,0 +1,6 @@
+[Service]
+{% if env == 'staging' %}
+RestartSec=600
+{% else %}
+RestartSec=10
+{% endif %}