[ADD] Odoo Upgrader Template

* Create a theoretical Odoo major version upgrade methodology for Rancher installations

templates/odoo-upgrade/0/docker-compose.yml

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+---
+version: '2'
+
+volumes:
+  odoo-web-data:
+    driver: ${VOLUME_DRIVER}
+  odoo-private-addons:
+    driver: ${VOLUME_DRIVER}
+  {{- if eq .Values.PSQL_SERVICE_NEW "" }}
+  odoo-db-data:
+    driver: ${VOLUME_DRIVER}
+  {{- end }}
+
+services:
+
+  odoo-upgrader-core:
+    image: laslabs/odoo-upgrade:9.0
+    environment:
+      - DB_SOURCE: "${PSQL_DATABASE_OLD}"
+      - DB_TARGET: "${PSQL_DATABASE_NEW}"
+      - PGDATABASE: "${PSQL_DATABASE_NEW}"
+      - PGUSER: "${PSQL_USER}"
+      - PGPASSWORD: "${PSQL_PASSWORD}"
+    external_links:
+    - "${PSQL_SERVICE_OLD}:db_old"
+    {{- if ne .Values.PSQL_SERVICE_NEW "" }}
+    - "${PSQL_SERVICE_NEW}:db"
+    {{- end }}
+    {{- if eq .Values.PSQL_SERVICE_NEW "" }}
+    links:
+    - postgresql:db
+    {{- end }}
+    volumes:
+    - odoo-web-data:/var/lib/odoo
+    - odoo-private-addons:/opt/odoo/custom/src/private
+    tty: true
+    labels:
+      io.rancher.container.pull_image: 'always'
+      io.rancher.container.start_once: 'true'
+    scale: 1
+    start_on_create: true
+
+  odoo-upgrader-custom:
+    image: "${SCAFFOLD_IMAGE}:${SCAFFOLD_TAG}"
+    environment:
+      - PGDATABASE: "${PSQL_DATABASE_NEW}"
+      - PGUSER: "${PSQL_USER}"
+      - PGPASSWORD: "${PSQL_PASSWORD}"
+    external_links:
+    - "${PSQL_SERVICE_OLD}:db_old"
+    {{- if ne .Values.PSQL_SERVICE_NEW "" }}
+    - "${PSQL_SERVICE_NEW}:db"
+    {{- end }}
+    {{- if eq .Values.PSQL_SERVICE_NEW "" }}
+    links:
+    - postgresql:db
+    {{- end }}
+    volumes:
+    - odoo-web-data:/var/lib/odoo
+    - odoo-private-addons:/opt/odoo/custom/src/private
+    tty: true
+    labels:
+      io.rancher.container.pull_image: 'always'
+      io.rancher.container.start_once: 'true'
+    scale: 1
+    start_on_create: true
+
+  {{- if eq .Values.PSQL_SERVICE_NEW "" }}
+  postgresql:
+    image: postgres:9.6-alpine
+    hostname: db
+    environment:
+      PGDATA: /var/lib/postgresql/data/pgdata
+      POSTGRES_PASSWORD: "${PSQL_PASSWORD}"
+      POSTGRES_USER: "${PSQL_USER}"
+    volumes:
+    - odoo-db-data-new:/var/lib/postgresql/data/
+    scale: 1
+    start_on_create: true
+    health_check:
+      healthy_threshold: 2
+      response_timeout: 2000
+      port: 5432
+      unhealthy_threshold: 20
+      initializing_timeout: 60000
+      interval: 5000
+      strategy: recreate
+      reinitializing_timeout: 60000
+  {{- end }}

templates/odoo-upgrade/0/rancher-compose.yml

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+version: "2"
+
+catalog:
+  name: Odoo Runbot
+  version: "v9.0.0.1.1"
+  description: |
+    Runbot is a Continuous Integration server for Odoo.
+    Meant to be proxied by Traefik.
+  uuid: laslabs-runbot-1
+  minimum_rancher_version: v1.0.0
+  questions:
+
+    - variable: "VOLUME_DRIVER"
+      description: "The volume driver to use for persistent storage."
+      label: "Volume Driver"
+      required: true
+      type: "enum"
+      default: "local"
+      options:
+        - local
+        - rancher-ebs
+        - rancher-efs
+        - rancher-nfs
+
+    - variable: "ODOO_VERSION"
+      description: |
+        Version of Odoo to upgrade to. This should be the major version
+        immediately above the version installed in your database. For
+        example - to upgrade a v8 to v9, you would select `9.0`.
+      type: "enum"
+      required: true
+      options:
+        - 9.0
+        - 10.0
+        - 11.0
+
+    - variable: "SCAFFOLD_IMAGE"
+      description: "Your scaffold image location."
+      label: "Image"
+      type: "string"
+      required: true
+
+    - variable: "SCAFFOLD_TAG"
+      description: "The tag for your new Odoo image."
+      label: "Tag"
+      type: "string"
+      required: true
+
+    - variable: "ODOO_SERVICE_OLD"
+      description: |
+        Existing Odoo service to copy file store from.
+      label: "Odoo Service"
+      type: "service"
+      required: true
+
+    - variable: "ODOO_SERVICE_FILES"
+      description: |
+        Location of the Odoo files in the service container.
+      label: "Odoo Filesystem"
+      type: "string"
+      required: true
+      default: "/var/lib/odoo"
+
+    - variable: "PSQL_SERVICE_OLD"
+      description: |
+        Existing PostgreSQL database service to use that contains the old database.
+      label: "PostgreSQL Old"
+      type: "service"
+      required: true
+
+    - variable: "PSQL_USER_OLD"
+      description: "Username to use for the old PostgreSQL server."
+      label: "Old PostgreSQL User"
+      default: "odoo"
+      type: "string"
+      required: true
+
+    - variable: "PSQL_PASSWORD_OLD"
+      description: "Password to use for the old PostgreSQL server."
+      label: "Old PostgreSQL Password"
+      type: "password"
+      required: true
+
+    - variable: "PSQL_DATABASE_OLD"
+      description: "Name of source database on the old PostgreSQL server."
+      label: "Source Database"
+      type: "string"
+      required: true
+
+    - variable: "PSQL_SERVICE_NEW"
+      description: |
+        Existing PostgreSQL database service to use for the upgraded database.
+        Leaving this empty will create a Postgres service in the stack.
+      label: "PostgreSQL New"
+      type: "service"
+
+    - variable: "PSQL_USER_NEW"
+      description: |
+        Username to use for the new PostgreSQL server.
+        Leave blank if the credentials match the old server.
+      label: "Old PostgreSQL User"
+      type: "string"
+
+    - variable: "PSQL_PASSWORD_NEW"
+      description: |
+        Password to use for the old PostgreSQL server.
+        Leave blank if the credentials match the old server.
+      label: "Old PostgreSQL Password"
+      type: "password"
+
+    - variable: "PSQL_DATABASE_NEW"
+      description: "Name of target database on the new PostgreSQL server."
+      label: "Target Database"
+      type: "string"
+      required: true
+
+    - variable: "ODOO_ADMIN_PASSWORD"
+      description: "Password to Odoo database management interface."
+      label: "Odoo Admin Password"
+      type: "password"
+      required: true
+
+    - variable: "HOST_LABEL"
+      description: |
+        Host label and value that must be applied to a host in order to allow
+        updater services on them.
+      label: "Host Label"
+      type: "string"
+      required: true
+      default: "odoo_updater=true"
+
+    - variable: "TRAEFIK_DOMAIN"
+      description: "Base domain to define in Traefik."
+      label: "Traefik Domain"
+      type: "string"
+      required: true
+      default: rancher.internal
+
+    - variable: "TRAEFIK_HOST"
+      description: |
+        Additional domain name that should be advertised through Traefik.
+        Comma separate to include more than one.
+      label: "Traefik Host"
+      type: "string"

templates/odoo-upgrade/config.yml

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+name: Odoo Upgrader
+description: |
+  Upgrade Odoo major versions using OpenUpgrade.
+  This build is meant to be behind a Traefik proxy.
+version: v0.1.0
+category: Continuous Integration
+maintainer: LasLabs Inc. <support@laslabs.com>
+license: Apache 2.0
+projectURL: https://github.com/LasLabs/rancher-catalog