89 lines
2.3 KiB
Ruby
89 lines
2.3 KiB
Ruby
# Polling stack status until it's completed or failed.
|
|
class StackSynchronizer
|
|
include PutsAndFlush
|
|
attr_reader :out, :stack
|
|
|
|
class SyncResult < Devops::Helpers::ResultObject
|
|
set_result_codes(
|
|
ok: 0,
|
|
stack_rolled_back: 1,
|
|
unkown_status: 2,
|
|
timeout: 3,
|
|
error: 5,
|
|
stack_deleted: 6,
|
|
stack_not_found: 7
|
|
)
|
|
end
|
|
|
|
def initialize(stack, out)
|
|
@stack, @out = stack, out
|
|
@printed_events = []
|
|
end
|
|
|
|
def sync
|
|
puts_and_flush "Syncing stack '#{stack.id}'..."
|
|
|
|
sleep_times.each do |sleep_time|
|
|
sleep sleep_time
|
|
stack.sync!
|
|
print_new_events
|
|
|
|
update_stack_status if stack_status_changed?
|
|
|
|
case stack.stack_status
|
|
when 'CREATE_IN_PROGRESS', 'ROLLBACK_IN_PROGRESS', 'DELETE_IN_PROGRESS'
|
|
when 'CREATE_COMPLETE', 'ROLLBACK_COMPLETE', 'DELETE_COMPLETE', 'CREATE_FAILED', 'NOT_FOUND'
|
|
puts_and_flush "Stack '#{stack.id}' status is now #{stack.stack_status}"
|
|
return result_for_provider_status(stack.stack_status)
|
|
else
|
|
puts_and_flush "Unknown stack status: '#{stack.stack_status}'"
|
|
return result(:unkown_status)
|
|
end
|
|
end
|
|
puts_and_flush "Stack hasn't been synced in #{sleep_times.inject(&:+)} seconds."
|
|
result(:timeout)
|
|
rescue StandardError => e
|
|
DevopsLogger.logger.error e.message
|
|
puts_and_flush "Error: #{e.class}: #{e.message}\n#{e.backtrace.join("\n")}"
|
|
result(:error)
|
|
end
|
|
|
|
private
|
|
|
|
def sleep_times
|
|
[5]*5 + [10]*400
|
|
end
|
|
|
|
def result(reason)
|
|
SyncResult.from_reason(reason)
|
|
end
|
|
|
|
def result_for_provider_status(status)
|
|
provider_status_mapping = {
|
|
'CREATE_COMPLETE' => :ok,
|
|
'ROLLBACK_COMPLETE' => :stack_rolled_back,
|
|
'DELETE_COMPLETE' => :stack_deleted,
|
|
'NOT_FOUND' => :stack_not_found
|
|
}
|
|
result(provider_status_mapping.fetch(status))
|
|
end
|
|
|
|
def update_stack_status
|
|
::Devops::Db.connector.stack_update(stack)
|
|
@last_status = stack.stack_status
|
|
end
|
|
|
|
def stack_status_changed?
|
|
@last_status != stack.stack_status
|
|
end
|
|
|
|
def print_new_events
|
|
stack.events.each do |event|
|
|
unless @printed_events.include?(event["event_id"])
|
|
@printed_events << event["event_id"]
|
|
out.puts "#{event["timestamp"]} - #{event["status"]}: #{event["reason"]}"
|
|
end
|
|
end
|
|
out.flush
|
|
end
|
|
end |