79 lines
1.9 KiB
Ruby
79 lines
1.9 KiB
Ruby
# frozen_string_literal: true
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module PagerDuty
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class WebhookPayloadParser
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SCHEMA_PATH = Rails.root.join('lib', 'pager_duty', 'validator', 'schemas', 'message.json')
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def initialize(payload)
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@payload = payload
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end
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def self.call(payload)
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new(payload).call
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end
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def call
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parse_message(payload)
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end
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private
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attr_reader :payload
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def parse_message(message)
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return {} unless valid_message?(message)
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{
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'event' => message.dig('event', 'event_type'),
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'incident' => parse_incident(message.dig('event', 'data'))
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}
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end
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def parse_incident(incident)
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return {} unless incident
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{
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'url' => incident['html_url'],
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'incident_number' => incident['number'],
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'title' => incident['title'],
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'status' => incident['status'],
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'created_at' => incident['created_at'],
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'urgency' => incident['urgency'],
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'incident_key' => incident['incident_key'],
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'assignees' => reject_empty(parse_assignees(incident)),
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'impacted_service' => parse_impacted_service(incident)
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}
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end
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def parse_assignees(incident)
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return [] unless incident
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Array(incident['assignees']).map do |a|
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{
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'summary' => a['summary'],
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'url' => a['html_url']
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}
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end
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end
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def parse_impacted_service(incident)
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return {} unless incident
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return {} if incident.dig('service', 'summary').blank? && incident.dig('service', 'html_url').blank?
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{
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'summary' => incident.dig('service', 'summary'),
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'url' => incident.dig('service', 'html_url')
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}
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end
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def reject_empty(entities)
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Array(entities).reject { |e| e['summary'].blank? && e['url'].blank? }
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end
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def valid_message?(message)
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::JSONSchemer.schema(SCHEMA_PATH).valid?(message)
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end
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end
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end
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