Class: SlackDiff

Inherits:
Oxidized::Hook show all
Defined in:
lib/oxidized/hook/slackdiff.rb

Overview

defaults to posting a diff, if messageformat is supplied them a message will be posted too diff defaults to true

Instance Attribute Summary

Attributes inherited from Oxidized::Hook

#cfg

Instance Method Summary collapse

Instance Method Details

#run_hook(ctx) ⇒ Object 



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# File 'lib/oxidized/hook/slackdiff.rb', line 51

def run_hook(ctx)
  return unless ctx.node
  return unless ctx.event.to_s == "post_store"

  logger.info "Connecting to slack"
  Slack::Web::Client.configure do |config|
    config.token = cfg.token
    config.proxy = cfg.proxy if cfg.has_key?('proxy')
  end
  client = Slack::Web::Client.new
  client.auth_test
  logger.info "Connected"
  if cfg.has_key?("diff") ? cfg.diff : true
    gitoutput = ctx.node.output.new
    diff = gitoutput.get_diff ctx.node, ctx.node.group, ctx.commitref, nil
    unless diff == "no diffs"
      title = "#{ctx.node.name} #{ctx.node.group} #{ctx.node.model.class.name.to_s.downcase}"
      content = diff[:patch].lines.to_a[4..-1].join
      slack_upload(client, title, content, cfg.channel, cfg.has_key?('proxy') ? cfg.proxy : nil)
    end
  end
  # message custom formatted - optional
  if cfg.message?
    logger.info cfg.message
    msg = cfg.message % { node: ctx.node.name.to_s, group: ctx.node.group.to_s, commitref: ctx.commitref,
                          model: ctx.node.model.class.name.to_s.downcase }
    logger.info msg
    logger.info "Posting message to #{cfg.channel}"
    client.chat_postMessage(channel: cfg.channel, text: msg, as_user: true)
  end
  logger.info "Finished"
end

#slack_upload(client, title, content, channel, proxy) ⇒ Object 



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# File 'lib/oxidized/hook/slackdiff.rb', line 14

def slack_upload(client, title, content, channel, proxy)
  logger.info "Posting diff as snippet to #{channel}"
  upload_dest = client.files_getUploadURLExternal(filename:     "change",
                                                  length:       content.length,
                                                  snippet_type: "diff")
  file_uri = URI.parse(upload_dest[:upload_url])

  proxy_uri = URI.parse(proxy) if proxy
  proxy_address = proxy_uri ? proxy_uri.host : :ENV
  proxy_port = proxy_uri&.port
  proxy_user = proxy_uri&.user
  proxy_pass = proxy_uri&.password

  http = Net::HTTP.new(file_uri.host, file_uri.port, proxy_address, proxy_port, proxy_user, proxy_pass)
  http.use_ssl = true

  request = Net::HTTP::Post.new(file_uri.request_uri, { Host: file_uri.host })
  request.body = content
  response = http.request(request)

  raise 'Slack file upload failed' unless response.is_a? Net::HTTPSuccess

  files = [{
    id:    upload_dest[:file_id],
    title: title
  }]
  begin
    client.files_completeUploadExternal(channel_id: channel,
                                        files:      files.to_json)
  rescue Slack::Web::Api::Errors::NotInChannel
    logger.info "Not in specified channel, attempting to join"
    client.conversations_join(channel: channel)
    client.files_completeUploadExternal(channel_id: channel,
                                        files:      files.to_json)
  end
end

#validate_cfg! ⇒ Object

Raises:

  • (KeyError) 


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# File 'lib/oxidized/hook/slackdiff.rb', line 9

def validate_cfg!
  raise KeyError, 'hook.token is required' unless cfg.has_key?('token')
  raise KeyError, 'hook.channel is required' unless cfg.has_key?('channel')
end