negroni-cloudwatch

AWS cloudwatch middleware for negroni.

Installation

go get -u github.com/cvillecsteele/negroni-cloudwatch

Usage

package main

import (
        "fmt"
        "net/http"

        "github.com/aws/aws-sdk-go/aws"
        cw "github.com/aws/aws-sdk-go/service/cloudwatch"

        "github.com/gorilla/context"
        "github.com/codegangsta/negroni"
        ncw "github.com/cvillecsteele/negroni-cloudwatch"
)

func main() {
        r := http.NewServeMux()
        r.HandleFunc(`/`, func(w http.ResponseWriter, r *http.Request) {
                put := context.Get(req, ncw.PutMetric)
                put([]*cw.MetricDatum{
                    {
                            MetricName: aws.String("MyMetric"),
                            Dimensions: []*cw.Dimension{
                                    {
                                            Name:  aws.String("ThingOne"),
                                            Value: aws.String("something"),
                                    },
                                    {
                                            Name:  aws.String("ThingTwo"),
                                            Value: aws.String("other"),
                                    },
                            },
                            Timestamp: aws.Time(time.Now()),
                            Unit:      aws.String("Count"),
                            Value:     aws.Float64(42),
                    },
                })
                w.WriteHeader(http.StatusOK)
                fmt.Fprintf(w, "success!\n")
        })

        n := negroni.New()
        n.Use(ncw.New("us-east-1", "test"))
        n.UseHandler(r)

        n.Run(":9999")
}