1 files changed, 193 insertions, 0 deletions
diff --git a/playbooks/init/evaluate_groups.yml b/playbooks/init/evaluate_groups.yml
new file mode 100644
index 000000000..8787c87e1
--- /dev/null
+++ b/playbooks/init/evaluate_groups.yml
@@ -0,0 +1,193 @@
+---
+- name: Populate config host groups
+  hosts: localhost
+  connection: local
+  become: no
+  gather_facts: no
+  tasks:
+  - name: Load group name mapping variables
+    include_vars: vars/cluster_hosts.yml
+
+  - name: Evaluate groups - g_etcd_hosts or g_new_etcd_hosts required
+    fail:
+      msg: This playbook requires g_etcd_hosts or g_new_etcd_hosts to be set
+    when: g_etcd_hosts is not defined and g_new_etcd_hosts is not defined
+
+  - name: Evaluate groups - g_master_hosts or g_new_master_hosts required
+    fail:
+      msg: This playbook requires g_master_hosts or g_new_master_hosts to be set
+    when: g_master_hosts is not defined and g_new_master_hosts is not defined
+
+  - name: Evaluate groups - g_node_hosts or g_new_node_hosts required
+    fail:
+      msg: This playbook requires g_node_hosts or g_new_node_hosts to be set
+    when: g_node_hosts is not defined and g_new_node_hosts is not defined
+
+  - name: Evaluate groups - g_lb_hosts required
+    fail:
+      msg: This playbook requires g_lb_hosts to be set
+    when: g_lb_hosts is not defined
+
+  - name: Evaluate groups - g_nfs_hosts required
+    fail:
+      msg: This playbook requires g_nfs_hosts to be set
+    when: g_nfs_hosts is not defined
+
+  - name: Evaluate groups - g_nfs_hosts is single host
+    fail:
+      msg: The nfs group must be limited to one host
+    when: g_nfs_hosts | default([]) | length > 1
+
+  - name: Evaluate groups - g_glusterfs_hosts required
+    fail:
+      msg: This playbook requires g_glusterfs_hosts to be set
+    when: g_glusterfs_hosts is not defined
+
+  - name: Evaluate groups - Fail if no etcd hosts group is defined
+    fail:
+      msg: >
+        Running etcd as an embedded service is no longer supported. If this is a
+        new install please define an 'etcd' group with either one or three
+        hosts. These hosts may be the same hosts as your masters. If this is an
+        upgrade you may set openshift_master_unsupported_embedded_etcd=true
+        until a migration playbook becomes available.
+    when:
+    - g_etcd_hosts | default([]) | length not in [3,1]
+    - not openshift_master_unsupported_embedded_etcd | default(False)
+    - not (openshift_node_bootstrap | default(False))
+
+  - name: Evaluate oo_all_hosts
+    add_host:
+      name: "{{ item }}"
+      groups: oo_all_hosts
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_all_hosts | default([]) }}"
+    changed_when: no
+
+  - name: Evaluate oo_masters
+    add_host:
+      name: "{{ item }}"
+      groups: oo_masters
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_master_hosts | union(g_new_master_hosts) | default([]) }}"
+    changed_when: no
+
+  - name: Evaluate oo_first_master
+    add_host:
+      name: "{{ g_master_hosts[0] }}"
+      groups: oo_first_master
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    when: g_master_hosts|length > 0
+    changed_when: no
+
+  - name: Evaluate oo_new_etcd_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_new_etcd_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_new_etcd_hosts | default([]) }}"
+    changed_when: no
+
+  - name: Evaluate oo_masters_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_masters_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_new_master_hosts | default(g_master_hosts | default([], true), true) }}"
+    changed_when: no
+
+  - name: Evaluate oo_etcd_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_etcd_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_etcd_hosts | default([]) }}"
+    changed_when: no
+
+  - name: Evaluate oo_first_etcd
+    add_host:
+      name: "{{ g_etcd_hosts[0] }}"
+      groups: oo_first_etcd
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    when: g_etcd_hosts|length > 0
+    changed_when: no
+
+  # We use two groups one for hosts we're upgrading which doesn't include embedded etcd
+  # The other for backing up which includes the embedded etcd host, there's no need to
+  # upgrade embedded etcd that just happens when the master is updated.
+  - name: Evaluate oo_etcd_hosts_to_upgrade
+    add_host:
+      name: "{{ item }}"
+      groups: oo_etcd_hosts_to_upgrade
+    with_items: "{{ groups.oo_etcd_to_config if groups.oo_etcd_to_config is defined and groups.oo_etcd_to_config | length > 0 else [] }}"
+    changed_when: False
+
+  - name: Evaluate oo_etcd_hosts_to_backup
+    add_host:
+      name: "{{ item }}"
+      groups: oo_etcd_hosts_to_backup
+    with_items: "{{ groups.oo_etcd_to_config if groups.oo_etcd_to_config is defined and groups.oo_etcd_to_config | length > 0 else (groups.oo_first_master | default([])) }}"
+    changed_when: False
+
+  - name: Evaluate oo_nodes_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_nodes_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_new_node_hosts | default(g_node_hosts | default([], true), true) }}"
+    changed_when: no
+
+  # Skip adding the master to oo_nodes_to_config when g_new_node_hosts is
+  - name: Add master to oo_nodes_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_nodes_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_master_hosts | default([]) }}"
+    when: g_nodeonmaster | default(false) | bool and not g_new_node_hosts | default(false) | bool
+    changed_when: no
+
+  - name: Evaluate oo_lb_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_lb_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_lb_hosts | default([]) }}"
+    changed_when: no
+
+  - name: Evaluate oo_nfs_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_nfs_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_nfs_hosts | default([]) }}"
+    changed_when: no
+
+  - name: Evaluate oo_glusterfs_to_config
+    add_host:
+      name: "{{ item }}"
+      groups: oo_glusterfs_to_config
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ g_glusterfs_hosts | union(g_glusterfs_registry_hosts | default([])) }}"
+    changed_when: no
+
+  - name: Evaluate oo_etcd_to_migrate
+    add_host:
+      name: "{{ item }}"
+      groups: oo_etcd_to_migrate
+      ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+      ansible_become: "{{ g_sudo | default(omit) }}"
+    with_items: "{{ groups.oo_etcd_to_config if groups.oo_etcd_to_config | default([]) | length != 0 else (groups.oo_first_master |default([]))}}"
+    changed_when: no