From 814d16b54d2bfb4441d9f20d847057caccad0625 Mon Sep 17 00:00:00 2001
From: Pradyumna Kaushik <pkaushi1@binghamton.edu>
Date: Fri, 10 Feb 2017 15:46:20 -0500
Subject: [PATCH] added hostmismatch function to be called by all schedulers

---
 utilities/offerUtils/offerUtils.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/utilities/offerUtils/offerUtils.go b/utilities/offerUtils/offerUtils.go
index 16144dd..e1f6817 100644
--- a/utilities/offerUtils/offerUtils.go
+++ b/utilities/offerUtils/offerUtils.go
@@ -2,6 +2,7 @@ package offerUtils
 
 import (
 	mesos "github.com/mesos/mesos-go/mesosproto"
+	"strings"
 )
 
 func OfferAgg(offer *mesos.Offer) (float64, float64, float64) {
@@ -49,3 +50,11 @@ func (offersSorter OffersSorter) Less(i, j int) bool {
 	cpu2, _, _ := OfferAgg(offersSorter[j])
 	return cpu1 <= cpu2
 }
+
+// Is there a mismatch between the task's host requirement and the host corresponding to the offer.
+func HostMismatch(offerHost string, taskHost string) bool {
+	if taskHost != "" && !strings.HasPrefix(offerHost, taskHost) {
+		return true
+	}
+	return false
+}