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# File 'lib/net/ssh/connection/keepalive.rb', line 38
def send_as_needed(was_events)
return if was_events
return unless should_send?
info { "sending keepalive #{@unresponded_keepalive_count}" }
@unresponded_keepalive_count += 1
@session.send_global_request("[email protected]") { |success, response|
debug { "keepalive response successful. Missed #{@unresponded_keepalive_count - 1} keepalives" }
@unresponded_keepalive_count = 0
}
@last_keepalive_sent_at = Time.now
if keepalive_maxcount > 0 && @unresponded_keepalive_count > keepalive_maxcount
error { "Timeout, server #{@session.host} not responding. Missed #{@unresponded_keepalive_count - 1} timeouts." }
@unresponded_keepalive_count = 0
raise Net::SSH::Timeout, "Timeout, server #{@session.host} not responding."
end
end
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