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authorBogdan Dobrelya <bdobreli@redhat.com>2017-07-17 14:05:42 +0200
committerTomas Sedovic <tomas@sedovic.cz>2017-07-17 14:05:42 +0200
commita0d2dd9d29e8622e739870baf172f2b8a7e9c6a0 (patch)
treeaf6498151b459ab00685dd4f47b0286f2f90e9a8 /roles/static_inventory
parentbef7807177915fe4861fcef5c4a78884f49b3b0e (diff)
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Add a role to generate a static inventory (#540)
* Add the static-inventory role that configures the inventory/hosts file by the given path, or creates it for you. Signed-off-by: Bogdan Dobrelya <bdobreli@redhat.com>
Diffstat (limited to 'roles/static_inventory')
-rw-r--r--roles/static_inventory/defaults/main.yml8
-rw-r--r--roles/static_inventory/tasks/checkpoint.yml17
-rw-r--r--roles/static_inventory/tasks/main.yml6
-rw-r--r--roles/static_inventory/tasks/openstack.yml47
-rw-r--r--roles/static_inventory/templates/inventory.j276
5 files changed, 154 insertions, 0 deletions
diff --git a/roles/static_inventory/defaults/main.yml b/roles/static_inventory/defaults/main.yml
new file mode 100644
index 000000000..315965cde
--- /dev/null
+++ b/roles/static_inventory/defaults/main.yml
@@ -0,0 +1,8 @@
+---
+# Either to checkpoint the dynamic inventory into a static one
+refresh_inventory: True
+inventory: static
+inventory_path: ~/openstack-inventory
+
+# SSH key to access nodes
+private_ssh_key: ~/.ssh/openshift
diff --git a/roles/static_inventory/tasks/checkpoint.yml b/roles/static_inventory/tasks/checkpoint.yml
new file mode 100644
index 000000000..c0365bd3d
--- /dev/null
+++ b/roles/static_inventory/tasks/checkpoint.yml
@@ -0,0 +1,17 @@
+---
+- name: check for static inventory dir
+ stat:
+ path: "{{ inventory_path }}"
+ register: stat_inventory_path
+
+- name: create static inventory dir
+ file:
+ path: "{{ inventory_path }}"
+ state: directory
+ mode: 0750
+ when: not stat_inventory_path.stat.exists
+
+- name: create inventory from template
+ template:
+ src: inventory.j2
+ dest: "{{ inventory_path }}/hosts"
diff --git a/roles/static_inventory/tasks/main.yml b/roles/static_inventory/tasks/main.yml
new file mode 100644
index 000000000..15c81690e
--- /dev/null
+++ b/roles/static_inventory/tasks/main.yml
@@ -0,0 +1,6 @@
+---
+- name: Generate in-memory inventory
+ include: openstack.yml
+
+- name: Checkpoint in-memory data into a static inventory
+ include: checkpoint.yml
diff --git a/roles/static_inventory/tasks/openstack.yml b/roles/static_inventory/tasks/openstack.yml
new file mode 100644
index 000000000..a25502835
--- /dev/null
+++ b/roles/static_inventory/tasks/openstack.yml
@@ -0,0 +1,47 @@
+---
+- no_log: true
+ block:
+ - name: fetch all nodes from openstack shade dynamic inventory
+ command: shade-inventory --list
+ register: registered_nodes_output
+ when: refresh_inventory|bool
+
+ - name: set fact for openstack inventory cluster nodes
+ set_fact:
+ registered_nodes: "{{ (registered_nodes_output.stdout | from_json) | json_query(q) }}"
+ vars:
+ q: "[] | [?metadata.clusterid=='{{stack_name}}']"
+ when:
+ - refresh_inventory|bool
+
+ - name: set_fact for openstack inventory nodes
+ set_fact:
+ registered_nodes_floating: "{{ (registered_nodes_output.stdout | from_json) | json_query(q2) }}"
+ vars:
+ q: "[] | [?metadata.group=='infra.{{stack_name}}']"
+ q2: "[] | [?metadata.clusterid=='{{stack_name}}'] | [?public_v4!='']"
+ when:
+ - refresh_inventory|bool
+
+ - name: Add cluster nodes w/o floating IPs to inventory
+ with_items: "{{ registered_nodes }}"
+ when: not item in registered_nodes_floating
+ add_host:
+ name: '{{ item.name }}'
+ groups: '{{ item.metadata.group }}'
+ ansible_host: '{{ item.private_v4 }}'
+ ansible_fqdn: '{{ item.name }}'
+ ansible_private_key_file: '{{ private_ssh_key }}'
+ private_v4: '{{ item.private_v4 }}'
+
+ - name: Add cluster nodes with floating IPs to inventory
+ with_items: "{{ registered_nodes_floating }}"
+ when: item in registered_nodes_floating
+ add_host:
+ name: '{{ item.name }}'
+ groups: '{{ item.metadata.group }}'
+ ansible_host: '{{ item.public_v4 }}'
+ ansible_fqdn: '{{ item.name }}'
+ ansible_private_key_file: '{{ private_ssh_key }}'
+ private_v4: '{{ item.private_v4 }}'
+ public_v4: '{{ item.public_v4 }}'
diff --git a/roles/static_inventory/templates/inventory.j2 b/roles/static_inventory/templates/inventory.j2
new file mode 100644
index 000000000..aa87e2b11
--- /dev/null
+++ b/roles/static_inventory/templates/inventory.j2
@@ -0,0 +1,76 @@
+# BEGIN Autogenerated hosts
+{% for host in groups['all'] %}
+{% if hostvars[host].get('ansible_connection', '') == 'local' %}
+{{ host }} ansible_connection=local
+{% else %}
+
+{{ host }}{% if 'ansible_host' in hostvars[host]
+%} ansible_host={{ hostvars[host]['ansible_host'] }}{% endif %}
+{% if 'private_v4' in hostvars[host]
+%} private_v4={{ hostvars[host]['private_v4'] }}{% endif %}
+{% if 'public_v4' in hostvars[host]
+%} public_v4={{ hostvars[host]['public_v4'] }}{% endif %}
+{% if 'ansible_private_key_file' in hostvars[host]
+%} ansible_private_key_file={{ hostvars[host]['ansible_private_key_file'] }}{% endif %}
+
+{% endif %}
+{% endfor %}
+# END autogenerated hosts
+
+#[all:vars]
+# For all group_vars, see ./group_vars/all.yml
+
+# Create an OSEv3 group that contains the master, nodes, etcd, and lb groups.
+# The lb group lets Ansible configure HAProxy as the load balancing solution.
+# Comment lb out if your load balancer is pre-configured.
+[cluster_hosts:children]
+OSEv3
+dns
+
+[OSEv3:children]
+masters
+nodes
+etcd
+
+# Set variables common for all OSEv3 hosts
+#[OSEv3:vars]
+
+# For OSEv3 normal group vars, see ./group_vars/OSEv3.yml
+
+# Host Groups
+
+[masters:children]
+masters.{{ stack_name }}
+
+[etcd:children]
+etcd.{{ stack_name }}
+
+[nodes:children]
+masters
+infra.{{ stack_name }}
+nodes.{{ stack_name }}
+
+[infra_hosts:children]
+infra.{{ stack_name }}
+
+[dns:children]
+dns.{{ stack_name }}
+
+# Empty placeholders for all groups of the cluster nodes
+[masters.{{ stack_name }}]
+[etcd.{{ stack_name }}]
+[infra.{{ stack_name }}]
+[nodes.{{ stack_name }}]
+[dns.{{ stack_name }}]
+
+# BEGIN Autogenerated groups
+{% for group in groups %}
+{% if group not in ['ungrouped', 'all'] %}
+[{{ group }}]
+{% for host in groups[group] %}
+{{ host }}
+{% endfor %}
+
+{% endif %}
+{% endfor %}
+# END Autogenerated groups