mirror of
https://github.com/openfaas/faas.git
synced 2025-06-09 08:46:48 +00:00
52 lines
1.2 KiB
Go
52 lines
1.2 KiB
Go
package main
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import (
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"fmt"
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"log"
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"net/http"
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"time"
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"github.com/alexellis/faas/gateway/metrics"
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"github.com/docker/docker/client"
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"github.com/gorilla/mux"
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)
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func makeAlertHandler(c *client.Client) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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fmt.Println(c)
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// Todo: parse alert, validate alert and scale up or down function
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fmt.Println("Alert received.")
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}
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}
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func main() {
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var dockerClient *client.Client
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var err error
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dockerClient, err = client.NewEnvClient()
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if err != nil {
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log.Fatal("Error with Docker client.")
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}
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metricsOptions := metrics.BuildMetricsOptions()
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metrics.RegisterMetrics(metricsOptions)
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r := mux.NewRouter()
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r.HandleFunc("/function/{name:[a-zA-Z_]+}", MakeProxy(metricsOptions, true, dockerClient))
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r.HandleFunc("/system/alert", makeAlertHandler(dockerClient))
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r.HandleFunc("/", MakeProxy(metricsOptions, false, dockerClient))
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metricsHandler := metrics.PrometheusHandler()
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r.Handle("/metrics", metricsHandler)
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s := &http.Server{
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Addr: ":8080",
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ReadTimeout: 8 * time.Second,
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WriteTimeout: 8 * time.Second,
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MaxHeaderBytes: 1 << 20,
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Handler: r,
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}
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log.Fatal(s.ListenAndServe())
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}
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