drone-diagnostics

A plugin to cli tools to diagnose issues in a build.

Usage

This plugin has a number of diagnosic tools installed, use the command syntax to access them.

Installed tools:

ping
tracroute

Example 1

The below example skips the implicit clone step. Then displays the environment variables, then checks access to github. With ping and traceroute.

kind: pipeline
name: default

clone:
  disable: true

steps:
- name: run tphoney/drone-diagnostics plugin
  image: tphoney/drone-diagnostics
  pull: if-not-exists
  commands:
    - env
    - ping www.github.com -w 5
    - traceroute -T -p 443 www.github.com
    - echo "end of test"

Example 2

If the ftp upload fails, check connectivity to the ftp server. Useful for flakey networks.

kind: pipeline
name: default

steps:
- name: upload to ftp server
  image: alpine
  commands:
    - echo 'ftp rules' # perform some ftp commands
- name: run tphoney/drone-diagnostics plugin
  image: tphoney/drone-diagnostics
  pull: if-not-exists
  commands:
    - ping ftp.server
    - echo "end of test"
  when:
    status:
    - failure

Building

Build the plugin image:

docker build -t tphoney/drone-diagnostics -f docker/Dockerfile .

Testing

Execute the plugin from your current working directory:

docker run --rm -e PLUGIN_PARAM1=foo -e PLUGIN_PARAM2=bar \
  -e DRONE_COMMIT_SHA=8f51ad7884c5eb69c11d260a31da7a745e6b78e2 \
  -e DRONE_COMMIT_BRANCH=master \
  -e DRONE_BUILD_NUMBER=43 \
  -e DRONE_BUILD_STATUS=success \
  -w /drone/src \
  -v $(pwd):/drone/src \
  tphoney/drone-diagnostics

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