gitlab-org--gitlab-foss/app/workers/email_receiver_worker.rb

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class EmailReceiverWorker
include Sidekiq::Worker
include DedicatedSidekiqQueue
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def perform(raw)
return unless Gitlab::IncomingEmail.enabled?
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begin
Gitlab::Email::Receiver.new(raw).execute
rescue => e
handle_failure(raw, e)
end
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end
private
def handle_failure(raw, e)
Rails.logger.warn("Email can not be processed: #{e}\n\n#{raw}")
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return unless raw.present?
can_retry = false
reason =
case e
when Gitlab::Email::UnknownIncomingEmail
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"We couldn't figure out what the email is for. Please create your issue or comment through the web interface."
when Gitlab::Email::SentNotificationNotFoundError
"We couldn't figure out what the email is in reply to. Please create your comment through the web interface."
when Gitlab::Email::ProjectNotFound
"We couldn't find the project. Please check if there's any typo."
when Gitlab::Email::EmptyEmailError
can_retry = true
"It appears that the email is blank. Make sure your reply is at the top of the email, we can't process inline replies."
when Gitlab::Email::UserNotFoundError
"We couldn't figure out what user corresponds to the email. Please create your comment through the web interface."
when Gitlab::Email::UserBlockedError
"Your account has been blocked. If you believe this is in error, contact a staff member."
when Gitlab::Email::UserNotAuthorizedError
"You are not allowed to perform this action. If you believe this is in error, contact a staff member."
when Gitlab::Email::NoteableNotFoundError
"The thread you are replying to no longer exists, perhaps it was deleted? If you believe this is in error, contact a staff member."
when Gitlab::Email::InvalidNoteError,
Gitlab::Email::InvalidIssueError
can_retry = true
e.message
end
if reason
EmailRejectionMailer.rejection(reason, raw, can_retry).deliver_later
end
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end
end