79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
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package instana
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import (
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"time"
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)
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// EventData is the construct serialized for the host agent
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type EventData struct {
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Title string `json:"title"`
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Text string `json:"text"`
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// Duration in milliseconds
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Duration int `json:"duration"`
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// Severity with value of -1, 5, 10 : see type severity
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Severity int `json:"severity"`
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Plugin string `json:"plugin,omitempty"`
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ID string `json:"id,omitempty"`
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Host string `json:"host"`
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}
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type severity int
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//Severity values for events sent to the instana agent
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const (
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SeverityChange severity = -1
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SeverityWarning severity = 5
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SeverityCritical severity = 10
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)
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// Defaults for the Event API
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const (
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ServicePlugin = "com.instana.forge.connection.http.logical.LogicalWebApp"
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ServiceHost = ""
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)
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// SendDefaultServiceEvent sends a default event which already contains the service and host
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func SendDefaultServiceEvent(title string, text string, sev severity, duration time.Duration) {
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if sensor == nil {
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// Since no sensor was initialized, there is no default service (as
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// configured on the sensor) so we send blank.
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SendServiceEvent("", title, text, sev, duration)
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} else {
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SendServiceEvent(sensor.serviceName, title, text, sev, duration)
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}
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}
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// SendServiceEvent send an event on a specific service
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func SendServiceEvent(service string, title string, text string, sev severity, duration time.Duration) {
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sendEvent(&EventData{
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Title: title,
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Text: text,
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Severity: int(sev),
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Plugin: ServicePlugin,
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ID: service,
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Host: ServiceHost,
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Duration: int(duration / time.Millisecond),
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})
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}
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// SendHostEvent send an event on the current host
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func SendHostEvent(title string, text string, sev severity, duration time.Duration) {
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sendEvent(&EventData{
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Title: title,
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Text: text,
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Duration: int(duration / time.Millisecond),
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Severity: int(sev),
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})
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}
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func sendEvent(event *EventData) {
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if sensor == nil {
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// If the sensor hasn't initialized we do so here so that we properly
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// discover where the host agent may be as it varies between a
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// normal host, docker, kubernetes etc..
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InitSensor(&Options{})
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}
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//we do fire & forget here, because the whole pid dance isn't necessary to send events
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go sensor.agent.request(sensor.agent.makeURL(agentEventURL), "POST", event)
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}
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