autohelm

Command line helper for helm. This utility adds to the functionality of Helm in multiple ways:

• Creates a declarative syntax to manage multiple releases in one place
• Allows installation of charts from a git commit/branch/release

Requirements

• python >= 2.7
• helm: installed and inited
• $INFRASTRUCTURE_REPO

Installation

As standalone shell command

• pip install git+https://github.com/reactiveops/autohelm

As Helm plugin

• pip install git+https://github.com/reactiveops/autohelm
• helm plugin install https://github.com/reactiveops/autohelm

Usage

As standalone shell command

• Usage: autohelm [OPTIONS] COMMAND [ARGS]...
• Options: --help Show this message and exit.
• Commands:
  • plot: Runs helm based on yaml file descriptors
  • Argument:
    • file: YAML file with description of charts to load
  • generate: Generates example file course.yml with extensive descriptions
  • version: Output autohelm version

As helm plugin

• Usage: helm autohelm [OPTIONS] COMMAND [ARGS]...
• Options: --help Show this message and exit.
• Commands:
  • plot: Runs helm based on yaml file descriptors
  • Argument:
    • file: YAML file with description of charts to load
  • generate: Generates example file course.yml with extensive descriptions
  • version: Output autohelm version

Example configuration file:

namespace: kube-system #namespace to install the chart in, defaults to 'kube-system'
repository: stable #repository to download chart from, defaults to 'stable'
repositories:
  incubator:
    url: https://kubernetes-charts-incubator.storage.googleapis.com
  stable:
    url: https://kubernetes-charts.storage.googleapis.com
charts: # list of charts
# chart_name: # chart name must match 
#   version: version to install, defaults to latest. If a git repository is used, this is a branch/tag/ref.
#   repository: repository to download chart from, overrides above value
#     name: Optional, name of repository. If 'git' is used, must match the 
#     url: Optional if repository is listed above. Url of repository to add if not already included in above repositories section
#     git: Git url where chart exists. Supercedes url argument
#     path: Path where chart is in git repository
#   namespace: namespace to install chart in, overrides above value
#   values: # key-value pairs to pass in using the helm --set argument. Inspect individual charts to determine which keys are available and should be set
#     key: value 
  kubernetes-dashboard:
    version: "0.4.1"
  cluster-autoscaler:
    version: "0.2.1"
    values:
      autoscalingGroups[0].name: nodes
      autoscalingGroups[0].maxSize: 10
      autoscalingGroups[0].minSize: 1
  heapster:
    version: "0.2.1"
  datadog:
    version: "0.8.2"
    repository: stable
    values:
      datadog.apiKey: notthekey
  spotify-docker-gc:
    version: "0.1.0"
  external-dns:
    version: "0.3.0"
  fluentd-cloudwatch:
    repository:
      name: incubator
    version: "0.1.1"
  centrifugo: 
    repository:
      git: https://github.com/kubernetes/charts.git
      path: stable
    version: aaaf98b