Cloud Watch Logs hook for Logrus 
Use this hook to send your Logrus logs to Amazon's Cloud Watch Logs.
Options
The formatter has options available to it. Please check the godoc.
Example
Look in the examples directory for more examples.
package main
import (
"io/ioutil"
"log"
"os"
"github.com/sirupsen/logrus"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/aws/credentials"
"github.com/kdar/logrus-cloudwatchlogs"
)
func main() {
group := os.Getenv("AWS_CLOUDWATCHLOGS_GROUP_NAME")
stream := os.Getenv("AWS_CLOUDWATCHLOGS_STREAM_NAME")
// logs.us-east-1.amazonaws.com
// Define the session - using SharedConfigState which forces file or env creds
sess, err := session.NewSessionWithOptions(session.Options{
SharedConfigState: session.SharedConfigEnable,
Config: aws.Config{Region: aws.String("us-east-1")},
})
if err != nil {
panic("Not going to be able to write to cloud watch if you cant create a session")
}
// Determine if we are authorized to access AWS with the credentials provided. This does not mean you have access to the
// services required however.
_, err = sts.New(sess).GetCallerIdentity(&sts.GetCallerIdentityInput{})
if err != nil {
panic("Couldn't Validate our aws credentials")
}
hook, err := logrus_cloudwatchlogs.NewHook(group, stream, sess)
if err != nil {
log.Fatal(err)
}
l := logrus.New()
l.Hooks.Add(hook)
l.Out = ioutil.Discard
l.Formatter = logrus_cloudwatchlogs.NewProdFormatter()
l.WithFields(logrus.Fields{
"event": "testevent",
"topic": "testtopic",
"key": "testkey",
}).Fatal("Some fatal event")
}
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