From 47f350bc3aa85a8bd406d95faf084df2abf74ae9 Mon Sep 17 00:00:00 2001
From: "Suren A. Chilingaryan" <csa@suren.me>
Date: Sun, 18 Mar 2018 22:59:31 +0100
Subject: Second revision: includes hostpath mounts, gluster block storage,
 kaas apps, etc.

---
 roles/ands_kaas/defaults/main.yml                 |   7 +
 roles/ands_kaas/tasks/do_apps.yml                 |  16 +++
 roles/ands_kaas/tasks/do_project.yml              |  20 ++-
 roles/ands_kaas/tasks/do_storage.yml              |  43 ++++++
 roles/ands_kaas/tasks/file.yml                    |   9 ++
 roles/ands_kaas/tasks/main.yml                    |   4 +-
 roles/ands_kaas/tasks/project.yml                 |  32 ++++-
 roles/ands_kaas/tasks/template.yml                |   9 +-
 roles/ands_kaas/tasks/templates.yml               |   5 +
 roles/ands_kaas/tasks/volume.yml                  |  16 ++-
 roles/ands_kaas/templates/00-block-volumes.yml.j2 |  48 +++++++
 roles/ands_kaas/templates/00-gfs-volumes.yml.j2   |  11 +-
 roles/ands_kaas/templates/50-kaas-pods.yml.j2     | 166 +++++++++++++++++-----
 13 files changed, 342 insertions(+), 44 deletions(-)
 create mode 100644 roles/ands_kaas/tasks/do_apps.yml
 create mode 100644 roles/ands_kaas/tasks/do_storage.yml
 create mode 100644 roles/ands_kaas/templates/00-block-volumes.yml.j2

(limited to 'roles/ands_kaas')

diff --git a/roles/ands_kaas/defaults/main.yml b/roles/ands_kaas/defaults/main.yml
index b2bfaf5..9a827ea 100644
--- a/roles/ands_kaas/defaults/main.yml
+++ b/roles/ands_kaas/defaults/main.yml
@@ -4,7 +4,9 @@ kaas_projects: "{{ ands_openshift_projects.keys() }}"
 kaas_template_root: "{{ ands_paths.provision }}/kaas/"
 
 kaas_glusterfs_endpoints: gfs
+kaas_storage_domains: "{{ ands_storage_domains | default({}) | union(ands_local_storage_domains | default({})) }}"
 kaas_openshift_volumes: "{{ ands_openshift_volumes | default({}) }}"
+kaas_block_volumes: "{{ ands_block_volumes | default({}) }}"
 kaas_openshift_files: "{{ ands_openshift_files | default([]) }}"
 
 kaas_openshift_uids: "{{ ands_openshift_uids | default({}) }}"
@@ -17,3 +19,8 @@ kaas_default_file_owner: root
 kaas_default_file_group: root
 
 kaas_pod_history_limit: 1
+
+
+kaas_openshift_api_versions:
+  DeploymentConfig: 'v1'
+  StatefulSet: 'apps/v1beta1'
diff --git a/roles/ands_kaas/tasks/do_apps.yml b/roles/ands_kaas/tasks/do_apps.yml
new file mode 100644
index 0000000..6738b7f
--- /dev/null
+++ b/roles/ands_kaas/tasks/do_apps.yml
@@ -0,0 +1,16 @@
+- name: "Process KaaS apps"
+  include_tasks: "template.yml"
+  run_once: true
+  with_items: "{{ kaas_project_apps }}"
+  loop_control:
+    loop_var: appname
+  when: 
+    - app.provision | default(true)
+    - (ands_configure_app == ands_none) or (app.name == ands_configure_app)
+  vars:
+    app: "{{ kaas_project_config[appname] }}"
+    name: "{{ app.name | default((app.pods.keys() | list)[0]) }}"
+    instantiate: "{{ app.instantiate | default(false) }}"
+    load: "{{ app.load | default(false) }}"
+    pods: "{{ app.pods }}"
+    tmpl_name: "50-kaas-pods.yml.j2"
diff --git a/roles/ands_kaas/tasks/do_project.yml b/roles/ands_kaas/tasks/do_project.yml
index 5cafe25..f5b3276 100644
--- a/roles/ands_kaas/tasks/do_project.yml
+++ b/roles/ands_kaas/tasks/do_project.yml
@@ -10,11 +10,16 @@
   loop_control:
     loop_var: osv
   vars:
-    query: "[*].volumes.{{osv.value.volume}}.mount"
-    mntpath: "{{ (ands_storage_domains | json_query(query)) }}"
+    vt_query: "[*].volumes.{{osv.value.volume}}.type"
+    voltype: "{{ (kaas_storage_domains | json_query(vt_query)) }}"
+    mp_query: "[*].volumes.{{osv.value.volume}}.mount"
+    mntpath: "{{ (kaas_storage_domains | json_query(mp_query)) }}"
+    rp_query: "[*].volumes.{{osv.value.volume}}.path"
+    realpath: "{{ (kaas_storage_domains | json_query(rp_query)) }}"
     osvpath: "{{ osv.value.path | default('') }}"
     prefix: "{{ ( osvpath[:1] == '/' ) | ternary('', '/' ~ kaas_project ~ '/') }}"
     path: "{{ mntpath[0] ~ prefix ~ osvpath }}"
+    hostpath: "{{ realpath[0] is defined | ternary((realpath[0] | default('')) ~ prefix ~ osvpath, '') }}"
     name: "{{osv.key}}"
     volume: "{{osv.value}}"
   when: ( mntpath | length ) > 0
@@ -35,8 +40,17 @@
   loop_control:
     loop_var: file
   vars:
+    osv: "{{ kaas_project_volumes[file.osv] }}"
+    vt_query: "[*].volumes.{{osv.volume}}.type"
+    voltype: "{{ (kaas_storage_domains | json_query(vt_query)) }}"
+    mp_query: "[*].volumes.{{osv.volume}}.mount"
+    mntpath: "{{ (kaas_storage_domains | json_query(mp_query)) }}"
+    rp_query: "[*].volumes.{{osv.volume}}.path"
+    realpath: "{{ (kaas_storage_domains | json_query(rp_query)) }}"
     pvar: "kaas_{{ file.osv }}_path"
     path: "{{ hostvars[inventory_hostname][pvar] }}/{{ file.path }}"
+    hvar: "kaas_{{ file.osv }}_hostpath"
+    hostpath: "{{ hostvars[inventory_hostname][hvar] }}/{{ file.path }}"
   when: file.osv in kaas_project_volumes
 
 - name: Load OpenSSL keys
@@ -60,3 +74,5 @@
   when: 
   - kaas_project_config.oc is undefined
   
+- name: Install Applications
+  include_tasks: do_apps.yml
diff --git a/roles/ands_kaas/tasks/do_storage.yml b/roles/ands_kaas/tasks/do_storage.yml
new file mode 100644
index 0000000..ee118fd
--- /dev/null
+++ b/roles/ands_kaas/tasks/do_storage.yml
@@ -0,0 +1,43 @@
+- name: Configure KaaS volumes
+  include_tasks: volume.yml
+  with_dict: "{{ kaas_project_volumes }}"
+  loop_control:
+    loop_var: osv
+  vars:
+    vt_query: "[*].volumes.{{osv.value.volume}}.type"
+    voltype: "{{ (kaas_storage_domains | json_query(vt_query)) }}"
+    mp_query: "[*].volumes.{{osv.value.volume}}.mount"
+    mntpath: "{{ (kaas_storage_domains | json_query(mp_query)) }}"
+    rp_query: "[*].volumes.{{osv.value.volume}}.path"
+    realpath: "{{ (kaas_storage_domains | json_query(rp_query)) }}"
+    osvpath: "{{ osv.value.path | default('') }}"
+    prefix: "{{ ( osvpath[:1] == '/' ) | ternary('', '/' ~ kaas_project ~ '/') }}"
+    path: "{{ mntpath[0] ~ prefix ~ osvpath }}"
+    hostpath: "{{ realpath[0] is defined | ternary((realpath[0] | default('')) ~ prefix ~ osvpath, '') }}"
+    name: "{{osv.key}}"
+    volume: "{{osv.value}}"
+  when: 
+    - ( mntpath | length ) > 0
+    - (osv.type | default("host")) in [ "host" ]
+
+
+- name: Configure KaaS files
+  include_tasks: file.yml
+  with_items: "{{ kaas_project_config.files | default(kaas_openshift_files) | default([]) }}"
+  loop_control:
+    loop_var: file
+  vars:
+    osv: "{{ kaas_project_volumes[file.osv] }}"
+    vt_query: "[*].volumes.{{osv.volume}}.type"
+    voltype: "{{ (kaas_storage_domains | json_query(vt_query)) }}"
+    mp_query: "[*].volumes.{{osv.volume}}.mount"
+    mntpath: "{{ (kaas_storage_domains | json_query(mp_query)) }}"
+    rp_query: "[*].volumes.{{osv.volume}}.path"
+    realpath: "{{ (kaas_storage_domains | json_query(rp_query)) }}"
+    pvar: "kaas_{{ file.osv }}_path"
+    path: "{{ hostvars[inventory_hostname][pvar] }}/{{ file.path }}"
+    hvar: "kaas_{{ file.osv }}_hostpath"
+    hostpath: "{{ hostvars[inventory_hostname][hvar] }}/{{ file.path }}"
+  when: 
+    - file.osv in kaas_project_volumes
+    - (osv.type | default("host")) in [ "host" ]
diff --git a/roles/ands_kaas/tasks/file.yml b/roles/ands_kaas/tasks/file.yml
index 488823b..393fe08 100644
--- a/roles/ands_kaas/tasks/file.yml
+++ b/roles/ands_kaas/tasks/file.yml
@@ -21,3 +21,12 @@
     owner: "{{ owner }}" 
     group: "{{ group }}"
     state: "{{ file.state | default('directory') }}"
+
+
+- name: "Setting selinux context in {{ path }}"
+  sefcontext: target="{{ hostpath }}" setype="svirt_sandbox_file_t" state="present" reload="yes"
+  when: voltype[0] == "host"
+
+- name: "Apply selinux context in {{ path }}"
+  shell: restorecon "{{ hostpath }}" 
+  when: voltype[0] == "host"
diff --git a/roles/ands_kaas/tasks/main.yml b/roles/ands_kaas/tasks/main.yml
index 85110cb..f1cff02 100644
--- a/roles/ands_kaas/tasks/main.yml
+++ b/roles/ands_kaas/tasks/main.yml
@@ -2,11 +2,11 @@
 - name: Provision OpenShift resources & configurations
 #  include_tasks: only_templates.yml
   include_tasks: project.yml
-  run_once: true
-#  delegate_to: "{{ groups.masters[0] }}"
+  run_once:  "{{ do_subrole in [ 'project', 'apps' ] }}"
   with_items: "{{ (kaas_single_project is defined) | ternary([kaas_single_project], kaas_projects) }}"
   loop_control:
     loop_var: kaas_project
   vars:
+    do_subrole: "{{ subrole | default('project') }}"
     kaas_template_path: "{{ kaas_template_root }}/{{ kaas_project }}"
     kaas_project_path: "{{playbook_dir}}/projects/{{ kaas_project }}"
diff --git a/roles/ands_kaas/tasks/project.yml b/roles/ands_kaas/tasks/project.yml
index b8574cf..ecb2035 100644
--- a/roles/ands_kaas/tasks/project.yml
+++ b/roles/ands_kaas/tasks/project.yml
@@ -18,6 +18,33 @@
     var_name: "var_{{kaas_project}}_config"
   when: hostvars[inventory_hostname][var_name] is not defined
   
+
+- name: Get information about block volumes
+  delegate_to: "{{ groups.masters[0] }}"
+  shell: gluster-block info {{ item.value.volume }}/{{ item.key }} | grep -oP '^GBID:\s*\K.*'
+  register: iqn_info
+  with_dict: "{{ kaas_block_volumes }}"
+  when: item.value.project == kaas_project
+
+- name: Get information about block volumes
+  delegate_to: "{{ groups.masters[0] }}"
+  shell: gluster-block info {{ item.value.volume }}/{{ item.key }} | grep -oP '^EXPORTED NODE.*:\s*\K.*' | tr ' ' '\n'
+  register: portal_info
+  with_dict: "{{ kaas_block_volumes }}"
+  when: item.value.project == kaas_project
+
+
+- set_fact: 
+    kaas_block_iqn: "{{ {} }}"
+    kaas_block_portals: "{{ {} }}"
+
+- set_fact: "kaas_block_iqn={{ kaas_block_iqn | combine({item.item.key: item.stdout}) }}"
+  with_items: "{{ iqn_info.results }}"
+
+- set_fact: "kaas_block_portals={{ kaas_block_portals | combine({item.item.key: item.stdout_lines}) }}"
+  with_items: "{{ portal_info.results }}"
+
+
 #- debug: msg="{{kaas_project_path}}"
 #- debug: 
 #    msg="{{kaas_project_config}}"
@@ -25,11 +52,14 @@
 #    var_name: "var_{{kaas_project}}_config"
 #    kaas_project_config: "{{hostvars[inventory_hostname][var_name]}}"
     
-- include_tasks: do_project.yml 
+- include_tasks: "do_{{ do_subrole | default('project') }}.yml"
   vars:
     var_name: "var_{{kaas_project}}_config"
     kaas_project_config:      "{{ hostvars[inventory_hostname][var_name] }}"
     kaas_project_volumes:     "{{ kaas_project_config.volumes | default(kaas_project_config.extra_volumes | default({}) | combine(kaas_openshift_volumes)) }}"
     kaas_project_pods:        "{{ kaas_project_config.pods | default({}) }}"
+    kaas_project_apps:        "{{ kaas_project_config.apps | default([]) }}"
     kaas_project_gids:        "{{ kaas_project_config.gids | default(kaas_openshift_gids) }}"
     kaas_project_uids:        "{{ kaas_project_config.uids | default(kaas_openshift_uids) }}"
+    kaas_blockvol_info:       "{{ block_info }}"
+    
\ No newline at end of file
diff --git a/roles/ands_kaas/tasks/template.yml b/roles/ands_kaas/tasks/template.yml
index 6c90b3d..418331a 100644
--- a/roles/ands_kaas/tasks/template.yml
+++ b/roles/ands_kaas/tasks/template.yml
@@ -1,6 +1,9 @@
 - name: "Populate template {{ tmpl_name }}"
-  template: src="{{ item }}" dest="{{ kaas_template_path }}/{{ item | basename | regex_replace('\.j2','') }}" owner=root group=root mode="0644"
+  template: src="{{ item }}" dest="{{ kaas_template_path }}/{{ dest_name }}" owner=root group=root mode="0644"
   register: result
+  vars:
+    default_name: "{{ item | basename | regex_replace('\\.j2','') }}"
+    dest_name: "{{ (name is defined) | ternary ( (name | default('')) + '.yml', default_name ) }}"
   with_first_found:
     - paths:
         - "{{ role_path }}/templates/"
@@ -10,8 +13,12 @@
 
 - name: "Configure KaaS resources defined in {{ tmpl_name }}"
   include_role: name="openshift_resource"
+  when: instantiate == true
   vars: 
     template: "{{ tmpl_name | basename | regex_replace('\\.j2','') }}"
     template_path: "{{ kaas_template_path }}"
     project: "{{ kaas_project }}"
     recreate: "{{ result | changed | ternary (true, false) }}"
+
+# alternatively load template
+# TODO
diff --git a/roles/ands_kaas/tasks/templates.yml b/roles/ands_kaas/tasks/templates.yml
index 9fc378f..4417cf3 100644
--- a/roles/ands_kaas/tasks/templates.yml
+++ b/roles/ands_kaas/tasks/templates.yml
@@ -19,6 +19,11 @@
   with_items: "{{ sorted_tmpl }}"
   vars:
     sorted_tmpl: "{{ (results.results[0] is defined) | ternary (results | json_query('results[*].stdout_lines') | sum(start=[]) | map('basename') | sort | unique, []) }}"
+    instantiate: true
+    load: false
+    pods: "{{ kaas_project_pods }}"
   loop_control:
     loop_var: tmpl_name
 
+
+
diff --git a/roles/ands_kaas/tasks/volume.yml b/roles/ands_kaas/tasks/volume.yml
index 783654a..2c695f2 100644
--- a/roles/ands_kaas/tasks/volume.yml
+++ b/roles/ands_kaas/tasks/volume.yml
@@ -2,6 +2,9 @@
 - name: "Configure {{ name }} fact"
   set_fact: "kaas_{{ name }}_path={{ path }}"
 
+- name: "Configure {{ name }} fact"
+  set_fact: "kaas_{{ name }}_hostpath={{ hostpath }}"
+
 - name: "Ensure {{ path }} exists"
   file: 
     path: "{{ path }}" 
@@ -41,5 +44,16 @@
     - mkdir | changed
     - chmod | skipped
     
+- name: "Setting SELinux context for non standard locations"
+  sefcontext: target="{{ hostpath }}" setype="svirt_sandbox_file_t" state="present" reload="yes"
+  when: 
+    - mkdir | changed
+    - chmod | skipped
+    - voltype[0] == "host"
 
-
+- name: "Apply SELinux context for non standard locations"
+  shell: restorecon "{{ hostpath }}" 
+  when: 
+    - mkdir | changed
+    - chmod | skipped
+    - voltype[0] == "host"
diff --git a/roles/ands_kaas/templates/00-block-volumes.yml.j2 b/roles/ands_kaas/templates/00-block-volumes.yml.j2
new file mode 100644
index 0000000..9982d61
--- /dev/null
+++ b/roles/ands_kaas/templates/00-block-volumes.yml.j2
@@ -0,0 +1,48 @@
+apiVersion: v1
+kind: Template
+metadata:
+  name: {{ kaas_project }}-block-volumes
+  annotations:
+    descriptions: "{{ kaas_project }} glusterfs block volumes"
+objects:
+{% for name, vol in kaas_block_volumes.iteritems() %}
+{% set oc_name = vol.name | default(name) | regex_replace('_','-') %}
+{% if oc_name | regex_search("^" + kaas_project) %}
+{%   set pvname = oc_name %}
+{% else %}
+{%   set pvname = (kaas_project + "-" + oc_name) | regex_replace('_','-') %}
+{% endif %}
+  - apiVersion: v1
+    kind: PersistentVolume
+    metadata:
+      name: {{ pvname }}
+    spec:
+      persistentVolumeReclaimPolicy: Retain 
+      accessModes:
+        - ReadWriteOnce
+      iscsi:
+        fsType: xfs
+        iqn: iqn.2016-12.org.gluster-block:{{ kaas_block_iqn[name] }}
+        iscsiInterface: default
+        lun: 0
+        targetPortal: {{ kaas_block_portals[name][0] }}
+{% if kaas_block_portals[name] | length > 1 %}
+        portals: {{ kaas_block_portals[name][1:] | to_json }}
+{% endif %}
+      capacity:
+        storage: {{ vol.capacity | default(kaas_default_volume_capacity) }}
+      claimRef:
+        name: {{ oc_name }}
+        namespace: {{ kaas_project }}
+  - apiVersion: v1
+    kind: PersistentVolumeClaim
+    metadata:
+      name: {{ oc_name }}
+    spec:
+      volumeName: {{ pvname }}
+      accessModes:
+        - ReadWriteOnce
+      resources:
+        requests:
+          storage: {{ vol.capacity | default(kaas_default_volume_capacity) }}
+{% endfor %}
diff --git a/roles/ands_kaas/templates/00-gfs-volumes.yml.j2 b/roles/ands_kaas/templates/00-gfs-volumes.yml.j2
index a69942d..54064e4 100644
--- a/roles/ands_kaas/templates/00-gfs-volumes.yml.j2
+++ b/roles/ands_kaas/templates/00-gfs-volumes.yml.j2
@@ -7,6 +7,10 @@ metadata:
     descriptions: "{{ kaas_project }} glusterfs volumes"
 objects:
 {% for name, vol in kaas_project_volumes.iteritems() %}
+{% set voltypes = kaas_storage_domains | json_query("[*].volumes." + vol.volume + ".type") %}
+{% set voltype = voltypes[0] | default('host') %}
+{% set mntpaths = kaas_storage_domains | json_query("[*].volumes." + vol.volume + ".mount") %}
+{% set mntpath = mntpaths[0] | default('') %}
 {% set oc_name = vol.name | default(name) | regex_replace('_','-') %}
 {% set cfgpath = vol.path | default("") %}
 {% set path = cfgpath if cfgpath[:1] == "/" else "/" + kaas_project + "/" + cfgpath %}
@@ -21,9 +25,14 @@ objects:
       name: {{ pvname }}
     spec:
       persistentVolumeReclaimPolicy: Retain 
+{% if voltype == 'host' %}
+      hostPath:
+        path: "{{ mntpath }}{{ path }}"
+{% else %}
       glusterfs: 
         endpoints: {{ kaas_glusterfs_endpoints }}
-        path: "{{ vol.volume }}{{path}}"
+        path: "{{ vol.volume }}{{ path }}"
+{% endif %}
         readOnly: {{ not (vol.write | default(false)) }}
       accessModes:
         - {{ vol.access | default(vol.write | default(false) | ternary('ReadWriteMany', 'ReadOnlyMany')) }}
diff --git a/roles/ands_kaas/templates/50-kaas-pods.yml.j2 b/roles/ands_kaas/templates/50-kaas-pods.yml.j2
index ad1fc58..761004d 100644
--- a/roles/ands_kaas/templates/50-kaas-pods.yml.j2
+++ b/roles/ands_kaas/templates/50-kaas-pods.yml.j2
@@ -3,39 +3,65 @@
 apiVersion: v1
 kind: Template
 metadata:
-  name: {{ kaas_project }}-pods
+  name: {{ name | default(kaas_project) }}-pods
   annotations:
-    descriptions: {{ kaas_project_config.description | default(kaas_project ~ " auto-generated pod template") }}
+    descriptions: {{ kaas_project_config.description | default(name | default(kaas_project) ~ " auto-generated pod template") }}
 objects:
-{% for name, pod in kaas_project_pods.iteritems() %}
-  {% set pubkey = "kaas_" ~ name ~ "_pubkey" %}
-  {% set privkey = "kaas_" ~ name ~ "_privkey" %}
-  {% set cakey = "kaas_" ~ name ~ "_ca" %}
-  {% if pod.variant is defined %}
-    {% set pod = pod[pod.variant] %}
-  {% endif %}
-  {% set sched = pod.sched | default({}) %}
-  {% set node_selector = (sched.selector is defined) | ternary(sched.selector, ands_default_node_selector | combine(sched.restrict | default({})))  %}
-  
-  {% if pod.service is defined %}
+{% for name, pod in pods.iteritems() %}
+  {% set kind = pod.kind | default('DeploymentConfig') %}
+  {% if pod.enabled | default(true) %}
+    {% set pubkey = "kaas_" ~ name ~ "_pubkey" %}
+    {% set privkey = "kaas_" ~ name ~ "_privkey" %}
+    {% set cakey = "kaas_" ~ name ~ "_ca" %}
+    {% if pod.variant is defined %}
+      {% set pod = pod[pod.variant] %}
+    {% endif %}
+    {% set sched = pod.sched | default({}) %}
+    {% set node_selector = (sched.selector is defined) | ternary(sched.selector, ands_default_node_selector | combine(sched.restrict | default({})))  %}
+    {% if pod.service is defined %}
+      {% if kind == 'StatefulSet' and pod.service.ports is defined %}
   - apiVersion: v1
     kind: Service
     metadata:
-      name: {{ pod.name | default(name) }}
+      name: {{ pod.name | default(name) }}-ss
+      annotations: {{ pod.service.annotations | default({}) | combine({"service.alpha.kubernetes.io/tolerate-unready-endpoints": "true" }) | to_json }}
     spec:
+      clusterIP: None
+      publishNotReadyAddresses: True
       selector:
         name: {{ pod.name | default(name) }}
-    {% if pod.service.ports is defined %}
       ports:
         {% for port in pod.service.ports %}
-            {% set portmap = (port | string).split('/') %}
+          {% set portmap = (port | string).split('/') %}
         - name: "{{ portmap[0] }}"
           port: {{ portmap[0] }}
           targetPort: {{ (portmap[1] is defined) | ternary(portmap[1], portmap[0]) }}
         {% endfor %}
-    {% endif %}
-    {% if (pod.service.ports is defined) and (pod.service.host is defined) %}
-      {% set first_port = (pod.service.ports[0] | string).split('/') %}
+      {% endif %}
+  - apiVersion: v1
+    kind: Service
+    metadata:
+      name: {{ pod.name | default(name) }}
+      {% if pod.service.annotations is defined %}
+      annotations: {{ pod.service.annotations | to_json }}
+      {% endif %}
+    spec:
+      selector:
+        name: {{ pod.name | default(name) }}
+      {% if pod.service.ip is defined %}
+      clusterIP: {{ pod.service.ip }}
+      {% endif %}
+      {% if pod.service.ports is defined %}
+      ports:
+          {% for port in pod.service.ports %}
+              {% set portmap = (port | string).split('/') %}
+        - name: "{{ portmap[0] }}"
+          port: {{ portmap[0] }}
+          targetPort: {{ (portmap[1] is defined) | ternary(portmap[1], portmap[0]) }}
+          {% endfor %}
+      {% endif %}
+      {% if (pod.service.ports is defined) and (pod.service.host is defined) %}
+        {% set first_port = (pod.service.ports[0] | string).split('/') %}
   - apiVersion: v1
     kind: Route
     metadata:
@@ -47,27 +73,27 @@ objects:
         name: {{ pod.name | default(name) }}
       port:
         targetPort: {{ (first_port[1] is defined) | ternary(first_port[1], first_port[0]) }}
-      {% if (first_port[0] == "80") %}
+        {% if (first_port[0] == "80") %}
       tls:
         termination: edge
         insecureEdgeTerminationPolicy: Allow
-        {% if hostvars[inventory_hostname][pubkey] is defined %}
+          {% if hostvars[inventory_hostname][pubkey] is defined %}
         certificate: |-
           {{ hostvars[inventory_hostname][pubkey] | indent(10) }}
-        {% endif %}
-        {% if hostvars[inventory_hostname][privkey] is defined %}
+          {% endif %}
+          {% if hostvars[inventory_hostname][privkey] is defined %}
         key: |-
           {{ hostvars[inventory_hostname][privkey] | indent(10) }}
-        {% endif %}
-        {% if hostvars[inventory_hostname][cakey] is defined %}
+          {% endif %}
+          {% if hostvars[inventory_hostname][cakey] is defined %}
         caCertificate: |-
           {{ hostvars[inventory_hostname][cakey] | indent(10) }}
+          {% endif %}
         {% endif %}
       {% endif %}
     {% endif %}
-  {% endif %}
-  - apiVersion: v1
-    kind: DeploymentConfig
+  - apiVersion: {{ kaas_openshift_api_versions[kind] | default('v1') }}
+    kind: {{ kind }}
     metadata:
       name: {{ pod.name | default(name) }}
     spec:
@@ -75,13 +101,32 @@ objects:
       revisionHistoryLimit: 2 
       strategy:
         type: {{ (sched | default({})).strategy | default('Rolling') }}
+      updateStrategy:
+    {% if pod.update %}
+        type: {{ pod.update.strategy | default('OnDelete') }}
+        {% if pod.update.min_ready is defined %}
+      minReadySeconds: {{ pod.update.min_ready }}
+        {% endif %}
+    {% endif %}
       triggers:
       - type: ConfigChange
+    {% if kind == 'StatefulSet' %}
+      serviceName: {{ pod.name | default(name) }}-ss
+      selector:
+        matchLabels:
+          name: {{ pod.name | default(name) }}
+    {% else %}
       selector:
         name: {{ pod.name | default(name) }}
+    {% endif %}
       template:
         metadata:
           name: {{ pod.name | default(name) }}
+    {% if kind == 'StatefulSet' %}
+          annotations: {{ pod.annotations | default({}) | combine({"pod.alpha.kubernetes.io/initialized": "true"}) | to_json }}
+    {% elif pod.annotations is defined %}
+          annotations: {{ pod.annotations | to_json }}
+    {% endif %}
           labels:
             name: {{ pod.name | default(name) }}
         spec:
@@ -89,16 +134,22 @@ objects:
           nodeSelector: {{ node_selector | to_json }}
     {% endif %}
     {% set mappings = (pod.images | json_query('[*].mappings') | length)  %}
-    {% if mappings > 0 %}
+    {% set paths = (pod.images | json_query('[*].hostpath') | length)  %}
+    {% if mappings > 0 or paths > 0 %}
           volumes:
       {% for img in pod.images %}
         {% set imgidx = loop.index %}
-        {% for vol in img.mappings %}
+        {% for vol in (img.mappings | default([])) %}
             {% set oc_name = vol.name | default(name) | regex_replace('_','-') %}
             - name: vol-{{imgidx}}-{{loop.index}}
               persistentVolumeClaim: 
                 claimName: {{ oc_name }}
         {% endfor %}
+        {% for vol in (img.hostpath | default([])) %}
+            - name: host-{{imgidx}}-{{loop.index}}
+              hostPath:
+                path: {{ vol.path }}
+        {% endfor %}
       {% endfor %}
     {% endif %}
     {% if (pod.groups is defined) or (pod.run_as is defined) %}
@@ -121,21 +172,31 @@ objects:
       {% set imgidx = loop.index %}
             - name: {{ img.name | default(pod.name) | default(name) }}
               image: {{ img.image }}
-              imagePullPolicy: Always
-              ports:
+              imagePullPolicy: {{ img.pull | default('Always') }}
+      {% if (img.command is defined) %}
+              command: {{ img.command | to_json }}
+      {% endif %}
       {% if img.ports is defined %}
+              ports:
         {% for port in img.ports %}
                 - containerPort: {{ port }}
         {% endfor %}
-      {% else %}
+      {% elif pod.service.ports is defined %}
+              ports:
         {% for port in pod.service.ports %}
           {% set portmap = (port | string).split('/') %}
                 - containerPort: {{ (portmap[1] is defined) | ternary(portmap[1], portmap[0]) }}
         {% endfor %}
       {% endif %}
+      {% if kind == 'StatefulSet' %}
+        {% set extra_env = [ { "name": "POD_NAMESPACE", "value": "fieldref@metadata.namespace" }, { "name": "POD_REPLICAS", "value": sched.replicas } ] %}
+        {% set env = img.env | default([]) | union(extra_env) %}
+      {% elif img.env is defined %}
+        {% set env = img.env %}
+      {% endif %}
       {% if img.env is defined %}
               env:
-        {% for env_item in img.env %}
+        {% for env_item in env %}
           {% set env_name = env_item.name %}
           {% set env_val = env_item.value %}
           {% set env_parts = (env_val | string).split('@') %}
@@ -152,18 +213,50 @@ objects:
                     configMapKeyRef:
                       name: {{ env_cm[0] }}
                       key: {{ env_cm[1] }}
+          {% elif env_parts[0] == "fieldref" %}
+                  valueFrom:
+                    fieldRef:
+                      apiVersion: v1
+                      fieldPath: {{ env_parts[1] }}
           {% else %}
                   value: "{{ env_val }}"
           {% endif %}
         {% endfor %}
       {% endif %}
-      {% if img.mappings is defined %}
+      {% if img.mappings is defined or img.hostpath is defined %}
               volumeMounts:
-        {% for vol in img.mappings %}
+        {% for vol in (img.mappings | default([])) %}
                 - name: vol-{{imgidx}}-{{loop.index}}
                   subPath: {{ vol.path | default("") }}
                   mountPath: {{ vol.mount }}
         {% endfor %}
+        {% for vol in (img.hostpath | default([])) %}
+                - name: host-{{imgidx}}-{{loop.index}}
+                  mountPath: {{ vol.mount }}
+        {% endfor %}
+      {% endif %}
+      {% if img.resources is defined %}
+              resources:
+        {% if img.resources.request is defined %}
+            {% set res = img.resources.request %}
+                requests:
+            {% if res.cpu %}
+                  cpu: {{ res.cpu }}
+            {% endif %}
+            {% if res.cpu %}
+                  memory: {{ res.mem }}
+            {% endif %}
+        {% endif %}
+        {% if img.resources.limit is defined %}
+            {% set res = img.resources.limit %}
+                limits:
+            {% if res.cpu %}
+                  cpu: {{ res.cpu }}
+            {% endif %}
+            {% if res.cpu %}
+                  memory: {{ res.mem }}
+            {% endif %}
+        {% endif %}
       {% endif %}
       {% if img.probes is defined %}
         {% for probe in img.probes %}
@@ -201,4 +294,5 @@ objects:
         {% endfor %}
       {% endif %}
     {% endfor %}
+  {% endif %}
 {% endfor %}
-- 
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