Ansible git move

+ Better accessibility
+ Compliant with fdio.infra._function_
  - function [pxe|terraform|ansible|vagrant]
+ dill==0.3.3 also applied on TBs
  - ci-man to follow today
- Docs to be updated in separate patch

Signed-off-by: pmikus <pmikus@cisco.com>
Change-Id: Iff9eaa29d63044188cc8160db2d9b44b7635782a

12 files changed, 437 insertions, 0 deletions

diff --git a/fdio.infra.ansible/roles/nomad/defaults/main.yaml b/fdio.infra.ansible/roles/nomad/defaults/main.yaml
new file mode 100644
index 0000000000..864890c11e
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/defaults/main.yaml
@@ -0,0 +1,105 @@
+---
+# file: roles/nomad/defaults/main.yaml
+
+# Inst - Prerequisites.
+packages: "{{ packages_base + packages_by_distro[ansible_distribution | lower] + packages_by_arch[ansible_machine] }}"
+
+packages_base:
+  - "cgroup-bin"
+  - "curl"
+  - "git"
+  - "libcgroup1"
+  - "unzip"
+  - "htop"
+packages_by_distro:
+  ubuntu:
+    - []
+packages_by_arch:
+  aarch64:
+    - []
+  x86_64:
+    - []
+
+# Inst - Download Nomad.
+nomad_architecture_map:
+  amd64: "amd64"
+  x86_64: "amd64"
+  armv7l: "arm"
+  aarch64: "arm64"
+  32-bit: "386"
+  64-bit: "amd64"
+nomad_architecture: "{{ nomad_architecture_map[ansible_architecture] }}"
+nomad_version: "0.12.0"
+nomad_pkg: "nomad_{{ nomad_version }}_linux_{{ nomad_architecture }}.zip"
+nomad_zip_url: "https://releases.hashicorp.com/nomad/{{ nomad_version }}/{{ nomad_pkg }}"
+
+# Inst - System paths.
+nomad_bin_dir: "/usr/local/bin"
+nomad_config_dir: "/etc/nomad.d"
+nomad_data_dir: "/var/nomad"
+nomad_inst_dir: "/opt"
+nomad_lockfile: "/var/lock/subsys/nomad"
+nomad_run_dir: "/var/run/nomad"
+nomad_ssl_dir: "/etc/nomad.d/ssl"
+
+# Conf - Service.
+nomad_node_role: "both"
+nomad_restart_handler_state: "restarted"
+
+# Conf - User and group.
+nomad_group: "nomad"
+nomad_group_state: "present"
+nomad_manage_group: true
+nomad_manage_user: true
+nomad_user: "nomad"
+nomad_user_groups: [ docker, nomad, root ]
+nomad_user_state: "present"
+
+# Conf - base.hcl
+nomad_bind_addr: "0.0.0.0"
+nomad_datacenter: "dc1"
+nomad_disable_update_check: true
+nomad_enable_debug: false
+nomad_log_level: "INFO"
+nomad_name: "{{ inventory_hostname }}"
+nomad_region: "global"
+nomad_syslog_enable: true
+
+# Conf - tls.hcl
+nomad_ca_file: "{{ nomad_ssl_dir }}/ca.pem"
+nomad_cert_file: "{{ nomad_ssl_dir }}/nomad.pem"
+nomad_http: false
+nomad_key_file: "{{ nomad_ssl_dir }}/nomad-key.pem"
+nomad_rpc: false
+
+# Conf - client.hcl
+nomad_certificates:
+  - src: "{{ vault_nomad_ca_file }}"
+    dest: "{{ nomad_ca_file }}"
+  - src: "{{ vault_nomad_cert_file }}"
+    dest: "{{ nomad_cert_file }}"
+  - src: "{{ vault_nomad_key_file }}"
+    dest: "{{ nomad_key_file }}"
+nomad_node_class: ""
+nomad_no_host_uuid: true
+nomad_options: {}
+nomad_servers: []
+nomad_volumes: []
+
+# Conf - server.hcl
+nomad_bootstrap_expect: 2
+nomad_encrypt: ""
+nomad_retry_join: true
+
+# Conf - telemetry.hcl
+nomad_disable_hostname: false
+nomad_collection_interval: 60s
+nomad_use_node_name: false
+nomad_publish_allocation_metrics: true
+nomad_publish_node_metrics: true
+nomad_backwards_compatible_metrics: false
+nomad_telemetry_provider_parameters:
+  prometheus_metrics: true
+
+# Conf - custom.hcl
+# empty
diff --git a/fdio.infra.ansible/roles/nomad/handlers/main.yaml b/fdio.infra.ansible/roles/nomad/handlers/main.yaml
new file mode 100644
index 0000000000..f0bcee9142
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/handlers/main.yaml
@@ -0,0 +1,10 @@
+---
+# file roles/nomad/handlers/main.yaml
+
+- name: Restart Nomad
+  systemd:
+    daemon_reload: true
+    enabled: true
+    name: "nomad"
+    state: "{{ nomad_restart_handler_state }}"
+
diff --git a/fdio.infra.ansible/roles/nomad/meta/main.yaml b/fdio.infra.ansible/roles/nomad/meta/main.yaml
new file mode 100644
index 0000000000..9fc40d9ae1
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/meta/main.yaml
@@ -0,0 +1,9 @@
+---
+# file: roles/nomad/meta/main.yaml
+
+# desc: Install nomad from stable branch and configure service.
+# inst: Nomad
+# conf: ?
+# info: 1.0 - added role
+
+dependencies: [ docker ]
diff --git a/fdio.infra.ansible/roles/nomad/tasks/main.yaml b/fdio.infra.ansible/roles/nomad/tasks/main.yaml
new file mode 100644
index 0000000000..54e80513b8
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/tasks/main.yaml
@@ -0,0 +1,192 @@
+---
+# file: roles/nomad/tasks/main.yaml
+
+- name: Inst - Update Package Cache (APT)
+  apt:
+    update_cache: yes
+    cache_valid_time: 3600
+  when:
+    - ansible_distribution|lower == 'ubuntu'
+  tags:
+    - nomad-inst-prerequisites
+
+- name: Inst - Prerequisites
+  package:
+    name: "{{ packages | flatten(levels=1) }}"
+    state: latest
+  tags:
+    - nomad-inst-prerequisites
+
+- name: Conf - Add Nomad Group
+  group:
+    name: "{{ nomad_group }}"
+    state: "{{ nomad_group_state }}"
+  when:
+    - nomad_manage_group | bool
+  tags:
+    - nomad-conf-user
+
+- name: Conf - Add Nomad user
+  user:
+    name: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    groups: "{{ nomad_user_groups }}"
+    state: "{{ nomad_user_state }}"
+    system: true
+  when:
+    - nomad_manage_user | bool
+  tags:
+    - nomad-conf-user
+
+- name: Inst - Clean Nomad
+  file:
+    path: "{{ nomad_inst_dir }}/nomad"
+    state: "absent"
+  tags:
+    - nomad-inst-package
+
+- name: Inst - Download Nomad
+  get_url:
+    url: "{{ nomad_zip_url }}"
+    dest: "{{ nomad_inst_dir }}/{{ nomad_pkg }}"
+  tags:
+    - nomad-inst-package
+
+- name: Inst - Unarchive Nomad
+  unarchive:
+    src: "{{ nomad_inst_dir }}/{{ nomad_pkg }}"
+    dest: "{{ nomad_inst_dir }}/"
+    creates: "{{ nomad_inst_dir }}/nomad"
+    remote_src: true
+  tags:
+    - nomad-inst-package
+
+- name: Inst - Nomad
+  copy:
+    src: "{{ nomad_inst_dir }}/nomad"
+    dest: "{{ nomad_bin_dir }}"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    force: true
+    mode: 0755
+    remote_src: true
+  tags:
+    - nomad-inst-package
+
+- name: Conf - Create Directories "{{ nomad_data_dir }}"
+  file:
+    dest: "{{ nomad_data_dir }}"
+    state: directory
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+  tags:
+    - nomad-conf
+
+- name: Conf - Create Directories "{{ nomad_ssl_dir }}"
+  file:
+    dest: "{{ nomad_ssl_dir }}"
+    state: directory
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+  tags:
+    - nomad-conf
+
+- name: Conf - Create Config Directory
+  file:
+    dest: "{{ nomad_config_dir }}"
+    state: directory
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0755
+  tags:
+    - nomad-conf
+
+- name: Conf - Base Configuration
+  template:
+    src: base.hcl.j2
+    dest: "{{ nomad_config_dir }}/base.hcl"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0644
+  tags:
+    - nomad-conf
+
+- name: Conf - Server Configuration
+  template:
+    src: server.hcl.j2
+    dest: "{{ nomad_config_dir }}/server.hcl"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0644
+  when:
+    - nomad_node_server | bool
+  tags:
+    - nomad-conf
+
+- name: Conf - Client Configuration
+  template:
+    src: client.hcl.j2
+    dest: "{{ nomad_config_dir }}/client.hcl"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0644
+  when:
+    - nomad_node_client | bool
+  tags:
+    - nomad-conf
+
+- name: Conf - TLS Configuration
+  template:
+    src: tls.hcl.j2
+    dest: "{{ nomad_config_dir }}/tls.hcl"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0644
+  tags:
+    - nomad-conf
+
+- name: Conf - Telemetry Configuration
+  template:
+    src: telemetry.hcl.j2
+    dest: "{{ nomad_config_dir }}/telemetry.hcl"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0644
+  tags:
+    - nomad-conf
+
+- name: Conf - Custom Configuration
+  template:
+    src: custom.json.j2
+    dest: "{{ nomad_config_dir }}/custom.json"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0644
+  when:
+    - nomad_config_custom is defined
+  tags:
+    - nomad-conf
+
+- name: Conf - Copy Certificates And Keys
+  copy:
+    content: "{{ item.src }}"
+    dest: "{{ item.dest }}"
+    owner: "{{ nomad_user }}"
+    group: "{{ nomad_group }}"
+    mode: 0600
+  no_log: true
+  loop: "{{ nomad_certificates | flatten(levels=1) }}"
+  tags:
+    - nomad-conf
+
+- name: Conf - System.d Script
+  template:
+    src: "nomad_systemd.service.j2"
+    dest: "/lib/systemd/system/nomad.service"
+    owner: "root"
+    group: "root"
+    mode: 0644
+#  notify:
+#    - "Restart Nomad"
+  tags:
+    - nomad-conf
diff --git a/fdio.infra.ansible/roles/nomad/templates/base.hcl.j2 b/fdio.infra.ansible/roles/nomad/templates/base.hcl.j2
new file mode 100644
index 0000000000..7badecf9e0
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/templates/base.hcl.j2
@@ -0,0 +1,11 @@
+name = "{{ nomad_name }}"
+region = "{{ nomad_region }}"
+datacenter = "{{ nomad_datacenter }}"
+
+bind_addr = "{{ nomad_bind_addr }}"
+data_dir = "{{ nomad_data_dir }}"
+
+enable_syslog = {{ nomad_syslog_enable | bool | lower }}
+enable_debug = {{ nomad_enable_debug | bool | lower }}
+disable_update_check = {{ nomad_disable_update_check | bool | lower }}
+log_level = "{{ nomad_log_level }}"
diff --git a/fdio.infra.ansible/roles/nomad/templates/client.hcl.j2 b/fdio.infra.ansible/roles/nomad/templates/client.hcl.j2
new file mode 100644
index 0000000000..f245697a22
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/templates/client.hcl.j2
@@ -0,0 +1,31 @@
+client {
+    enabled = {{ nomad_node_client | bool | lower }}
+    no_host_uuid = {{ nomad_no_host_uuid | bool | lower }}
+    node_class = "{{ nomad_node_class }}"
+
+    {% if nomad_cpu_total_compute is defined -%}
+    cpu_total_compute = {{ nomad_cpu_total_compute }}
+    {% endif -%}
+
+    {% if nomad_servers -%}
+    servers = [ {% for ip_port in nomad_servers -%} "{{ ip_port }}" {% if not loop.last %},{% endif %}{%- endfor -%} ]
+    {% endif %}
+
+    {% if nomad_options -%}
+    options = {
+    {% for key, value in nomad_options.items() %}
+    "{{ key }}" = "{{ value }}"
+    {% endfor -%}
+    }
+    {% endif %}
+
+    {% if nomad_volumes -%}
+    {% for volume in nomad_volumes -%}
+    host_volume "{{ volume.name }}" {
+        path = "{{ volume.path }}"
+        read_only = {{ volume.read_only | bool | lower }}
+    }
+    {% endfor -%}
+    {% endif %}
+
+}
diff --git a/fdio.infra.ansible/roles/nomad/templates/custom.hcl.j2 b/fdio.infra.ansible/roles/nomad/templates/custom.hcl.j2
new file mode 100644
index 0000000000..37ff6f3496
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/templates/custom.hcl.j2
@@ -0,0 +1,5 @@
+{% if nomad_config_custom -%}
+{{ nomad_config_custom | to_nice_json }}
+{% else %}
+{}
+{% endif %}
diff --git a/fdio.infra.ansible/roles/nomad/templates/nomad_systemd.service.j2 b/fdio.infra.ansible/roles/nomad/templates/nomad_systemd.service.j2
new file mode 100644
index 0000000000..2a87c65063
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/templates/nomad_systemd.service.j2
@@ -0,0 +1,21 @@
+[Unit]
+Description=Nomad Service
+Documentation=https://www.nomadproject.io/docs/
+Wants=network-online.target
+After=network-online.target
+
+[Service]
+# TODO: Decrease privilege
+ExecReload=/bin/kill -SIGHUP $MAINPID
+ExecStart={{ nomad_bin_dir }}/nomad agent -config={{ nomad_config_dir }}
+KillSignal=SIGTERM
+LimitNOFILE=infinity
+LimitNPROC=infinity
+Restart=on-failure
+RestartSec=1
+User=root
+Group=root
+Environment="GOMAXPROCS=2"
+
+[Install]
+WantedBy=multi-user.target
diff --git a/fdio.infra.ansible/roles/nomad/templates/server.hcl.j2 b/fdio.infra.ansible/roles/nomad/templates/server.hcl.j2
new file mode 100644
index 0000000000..b581de9ad0
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/templates/server.hcl.j2
@@ -0,0 +1,16 @@
+server {
+    enabled = {{ nomad_node_server | bool | lower }}
+
+    {% if nomad_node_server | bool -%}
+        bootstrap_expect = {{ nomad_bootstrap_expect }}
+    {%- endif %}
+
+    encrypt = "{{ nomad_encrypt }}"
+
+    {% if nomad_retry_join | bool -%}
+    server_join {
+        retry_join = [ {% for ip_port in nomad_retry_servers -%} "{{ ip_port }}" {% if not loop.last %},{% endif %}{%- endfor -%} ]
+    }
+    {%- endif %}
+
+}
diff --git a/fdio.infra.ansible/roles/nomad/templates/telemetry.hcl.j2 b/fdio.infra.ansible/roles/nomad/templates/telemetry.hcl.j2
new file mode 100644
index 0000000000..256c6999e9
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/templates/telemetry.hcl.j2
@@ -0,0 +1,20 @@
+telemetry {
+    # Telemetry provider parameters
+    {% for key, value in nomad_telemetry_provider_parameters.items() -%}
+    {% if value|bool -%}
+    {{ key }} = {{ value | bool | lower }}
+    {% elif value|string or value == "" -%}
+    {{ key }} = "{{ value }}"
+    {% else %}
+    {{ key }} = {{ value }}
+    {% endif -%}
+    {% endfor -%}
+
+    # Common parameters
+    disable_hostname = {{ nomad_disable_hostname | bool | lower }}
+    collection_interval = "{{ nomad_collection_interval }}"
+    use_node_name = {{ nomad_use_node_name | bool | lower }}
+    publish_allocation_metrics = {{ nomad_publish_allocation_metrics | bool | lower }}
+    publish_node_metrics = {{ nomad_publish_node_metrics | bool | lower }}
+    backwards_compatible_metrics = {{ nomad_backwards_compatible_metrics | bool | lower }}
+}
diff --git a/fdio.infra.ansible/roles/nomad/templates/tls.hcl.j2 b/fdio.infra.ansible/roles/nomad/templates/tls.hcl.j2
new file mode 100644
index 0000000000..650765f1b1
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/templates/tls.hcl.j2
@@ -0,0 +1,12 @@
+{% if ( nomad_ca_file ) and
+      ( nomad_cert_file ) and
+      ( nomad_key_file )
+%}
+tls {
+    http = {{ nomad_http | bool | lower }}
+    rpc = {{ nomad_rpc | bool | lower }}
+    ca_file = "{{ nomad_ca_file }}"
+    cert_file = "{{ nomad_cert_file }}"
+    key_file = "{{ nomad_key_file }}"
+}
+{% endif %}
diff --git a/fdio.infra.ansible/roles/nomad/vars/main.yaml b/fdio.infra.ansible/roles/nomad/vars/main.yaml
new file mode 100644
index 0000000000..a72222c992
--- /dev/null
+++ b/fdio.infra.ansible/roles/nomad/vars/main.yaml
@@ -0,0 +1,5 @@
+---
+# file: roles/nomad/vars/main.yaml
+
+nomad_node_client: "{{ (nomad_node_role == 'client') or (nomad_node_role == 'both') }}"
+nomad_node_server: "{{ (nomad_node_role == 'server') or (nomad_node_role == 'both') }}"