From 29fd9573523a0498b9b4c2e22de50867c4df6c31 Mon Sep 17 00:00:00 2001
From: Matthew Mosesohn <mmosesohn@mirantis.com>
Date: Thu, 9 Feb 2017 14:33:40 +0300
Subject: [PATCH] Enable weave upgrade from previous versions
Raise readiness probe initial time to 60 (was 30)
---
.../network_plugin/weave/tasks/main.yml | 4 +-
roles/network_plugin/weave/tasks/main.yml | 2 +
.../weave/tasks/pre-upgrade.yml | 39 +++++++++++++++++++
.../weave/templates/weave-net.yml.j2 | 2 +-
4 files changed, 44 insertions(+), 3 deletions(-)
create mode 100644 roles/network_plugin/weave/tasks/pre-upgrade.yml
diff --git a/roles/kubernetes-apps/network_plugin/weave/tasks/main.yml b/roles/kubernetes-apps/network_plugin/weave/tasks/main.yml
index f900e8b09..1c216fd92 100644
--- a/roles/kubernetes-apps/network_plugin/weave/tasks/main.yml
+++ b/roles/kubernetes-apps/network_plugin/weave/tasks/main.yml
@@ -30,8 +30,8 @@
return_content: yes
run_once: true
register: weave_status
- retries: 10
- delay: "{{ retry_stagger | random + 3 }}"
+ retries: 12
+ delay: 10
until: "{{ weave_status.status == 200 and
'Status: ready' in weave_status.content }}"
delegate_to: "{{groups['kube-master'][0]}}"
diff --git a/roles/network_plugin/weave/tasks/main.yml b/roles/network_plugin/weave/tasks/main.yml
index 5edb837bb..a956b9481 100644
--- a/roles/network_plugin/weave/tasks/main.yml
+++ b/roles/network_plugin/weave/tasks/main.yml
@@ -1,4 +1,6 @@
---
+- include: pre-upgrade.yml
+
- name: Weave | Copy cni plugins from hyperkube
command: "{{ docker_bin_dir }}/docker run --rm -v /opt/cni/bin:/cnibindir {{ hyperkube_image_repo }}:{{ hyperkube_image_tag }} /bin/cp -r /opt/cni/bin/. /cnibindir/"
register: cni_task_result
diff --git a/roles/network_plugin/weave/tasks/pre-upgrade.yml b/roles/network_plugin/weave/tasks/pre-upgrade.yml
new file mode 100644
index 000000000..42a031f45
--- /dev/null
+++ b/roles/network_plugin/weave/tasks/pre-upgrade.yml
@@ -0,0 +1,39 @@
+- name: Weave pre-upgrade | Stop legacy weave
+ command: weave stop
+ failed_when: false
+
+- name: Weave pre-upgrade | Stop legacy systemd weave services
+ service:
+ name: "{{ item }}"
+ enabled: no
+ state: stopped
+ with_items:
+ - weaveexpose
+ - weaveproxy
+ - weave
+ failed_when: false
+
+- name: Weave pre-upgrade | Purge legacy systemd weave systemd unit files
+ file:
+ path: "{{ item }}"
+ state: absent
+ register: purged_weave_systemd_units
+ with_items:
+ - "/etc/systemd/system/weaveexpose.service"
+ - "/etc/systemd/system/weaveproxy.service"
+ - "/etc/systemd/system/weave.service"
+
+- name: Weave pre-upgrade | Reload systemd
+ command: systemctl daemon-reload
+ when: ansible_service_mgr == "systemd" and purged_weave_systemd_units.changed
+
+- name: Weave pre-upgrade | Purge legacy weave configs and binary
+ file:
+ path: "{{ item }}"
+ state: absent
+ with_items:
+ - "{{ bin_dir }}/weave"
+ - "/etc/weave.env"
+
+- name: Weave pre-upgrade | Purge legacy weave docker containers
+ shell: "docker ps -af 'name=^/weave.*' -q | xargs --no-run-if-empty docker rm -f"
diff --git a/roles/network_plugin/weave/templates/weave-net.yml.j2 b/roles/network_plugin/weave/templates/weave-net.yml.j2
index 38f23c359..93b95346d 100644
--- a/roles/network_plugin/weave/templates/weave-net.yml.j2
+++ b/roles/network_plugin/weave/templates/weave-net.yml.j2
@@ -54,7 +54,7 @@ spec:
value: {{ weave_expose_ip }}
{% endif %}
livenessProbe:
- initialDelaySeconds: 30
+ initialDelaySeconds: 60
httpGet:
host: 127.0.0.1
path: /status
--
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