chore(logger): Update error message when we dont find any log messages

Author: Jonathan Chauncey

controller/models/apps/apps.go

@@ -2,6 +2,7 @@ package apps
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
 	"strconv"
 	"strings"
@@ -98,14 +99,12 @@ func Logs(c *client.Client, appID string, lines int) (string, error) {
 	body, err := c.BasicRequest("GET", u, nil)
 
 	if err != nil || len(body) < 1 {
-		return "", fmt.Errorf(
+
+		return "", errors.New(
 			`There are currently no log messages. Please check the following things:
 1) Logger and fluentd pods are running.
-2) If you just installed the logger components via the chart, please make sure you restarted the workflow pod.
-3) The application is writing logs to the logger component.
-You can verify that logs are appearing in the logger component by issuing the following command:
-curl http://<log service ip>:80/logs/%s on a kubernetes host.
-To get the service ip you can do the following: kubectl get svc deis-logger --namespace=deis`, appID)
+2) The application is writing logs to the logger component by checking that an entry in the ring buffer was created: kubectl logs <logger pod> --namespace=deis
+3) Making sure that the container logs were mounted properly into the fluentd pod: kubectl exec <fluentd pod> --namespace=deis ls /var/log/containers`)
 	}
 
 	// We need to trim a few characters off the front and end of the string