72 lines
1.8 KiB
Go
72 lines
1.8 KiB
Go
package signal
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const (
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// EventNodeStarted is triggered when underlying node is started
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EventNodeStarted = "node.started"
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// EventNodeReady is triggered when underlying node is fully ready
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// (consider backend to be fully registered)
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EventNodeReady = "node.ready"
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// EventNodeStopped is triggered when underlying node is fully stopped
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EventNodeStopped = "node.stopped"
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// EventNodeCrashed is triggered when node crashes
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EventNodeCrashed = "node.crashed"
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// EventChainDataRemoved is triggered when node's chain data is removed
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EventChainDataRemoved = "chaindata.removed"
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// EventLoggedIn is once node was injected with user account and ready to be used.
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EventLoggedIn = "node.login"
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)
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// NodeCrashEvent is special kind of error, used to report node crashes
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type NodeCrashEvent struct {
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Error string `json:"error"`
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}
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// NodeLoginEvent returns the result of the login event
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type NodeLoginEvent struct {
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Error string `json:"error,omitempty"`
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}
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// SendNodeCrashed emits a signal when status node has crashed, and
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// provides error description.
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func SendNodeCrashed(err error) {
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send(EventNodeCrashed,
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NodeCrashEvent{
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Error: err.Error(),
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})
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}
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// SendNodeStarted emits a signal when status node has just started (but not
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// finished startup yet).
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func SendNodeStarted() {
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send(EventNodeStarted, nil)
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}
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// SendNodeReady emits a signal when status node has started and successfully
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// completed startup.
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func SendNodeReady() {
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send(EventNodeReady, nil)
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}
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// SendNodeStopped emits a signal when underlying node has stopped.
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func SendNodeStopped() {
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send(EventNodeStopped, nil)
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}
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// SendChainDataRemoved emits a signal when node's chain data has been removed.
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func SendChainDataRemoved() {
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send(EventChainDataRemoved, nil)
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}
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func SendLoggedIn(err error) {
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event := NodeLoginEvent{}
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if err != nil {
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event.Error = err.Error()
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}
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send(EventLoggedIn, event)
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}
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