Fix 32bit build

cmd/kube-controller-manager/controller-manager.go

@@ -22,6 +22,7 @@ package main
 
 import (
 	"flag"
+	"math"
 	"net"
 	"net/http"
 	"strconv"
@@ -50,8 +51,8 @@ var (
 	minionRegexp    = flag.String("minion_regexp", "", "If non empty, and -cloud_provider is specified, a regular expression for matching minion VMs.")
 	machineList     util.StringList
 	// TODO: Discover these by pinging the host machines, and rip out these flags.
-	nodeMilliCPU = flag.Int("node_milli_cpu", 1000, "The amount of MilliCPU provisioned on each node")
-	nodeMemory   = flag.Int("node_memory", 3*1024*1024*1024, "The amount of memory (in bytes) provisioned on each node")
+	nodeMilliCPU = flag.Int64("node_milli_cpu", 1000, "The amount of MilliCPU provisioned on each node")
+	nodeMemory   = flag.Int64("node_memory", 3*1024*1024*1024, "The amount of memory (in bytes) provisioned on each node")
 )
 
 func init() {
@@ -89,6 +90,18 @@ func main() {
 		glog.Fatalf("Invalid API configuration: %v", err)
 	}
 
+	if int64(int(*nodeMilliCPU)) != *nodeMilliCPU {
+		glog.Warningf("node_milli_cpu is too big for platform. Clamping: %d -> %d",
+			*nodeMilliCPU, math.MaxInt32)
+		*nodeMilliCPU = math.MaxInt32
+	}
+
+	if int64(int(*nodeMemory)) != *nodeMemory {
+		glog.Warningf("node_memory is too big for platform. Clamping: %d -> %d",
+			*nodeMemory, math.MaxInt32)
+		*nodeMemory = math.MaxInt32
+	}
+
 	go http.ListenAndServe(net.JoinHostPort(address.String(), strconv.Itoa(*port)), nil)
 
 	endpoints := service.NewEndpointController(kubeClient)
@@ -100,8 +113,8 @@ func main() {
 	cloud := cloudprovider.InitCloudProvider(*cloudProvider, *cloudConfigFile)
 	nodeResources := &api.NodeResources{
 		Capacity: api.ResourceList{
-			resources.CPU:    util.NewIntOrStringFromInt(*nodeMilliCPU),
-			resources.Memory: util.NewIntOrStringFromInt(*nodeMemory),
+			resources.CPU:    util.NewIntOrStringFromInt(int(*nodeMilliCPU)),
+			resources.Memory: util.NewIntOrStringFromInt(int(*nodeMemory)),
 		},
 	}
 	minionController := minionControllerPkg.NewMinionController(cloud, *minionRegexp, machineList, nodeResources, kubeClient)

pkg/standalone/standalone.go

@@ -18,6 +18,7 @@ package standalone
 
 import (
 	"fmt"
+	"math"
 	"net"
 	"net/http"
 	"os"
@@ -112,9 +113,18 @@ func RunScheduler(cl *client.Client) {
 
 // RunControllerManager starts a controller
 func RunControllerManager(machineList []string, cl *client.Client, nodeMilliCPU, nodeMemory int64) {
-	if int64(int(nodeMilliCPU)) != nodeMilliCPU || int64(int(nodeMemory)) != nodeMemory {
-		glog.Fatalf("Overflow, nodeCPU or nodeMemory too large for the platform")
+	if int64(int(nodeMilliCPU)) != nodeMilliCPU {
+		glog.Warningf("node_milli_cpu is too big for platform. Clamping: %d -> %d",
+			nodeMilliCPU, math.MaxInt32)
+		nodeMilliCPU = math.MaxInt32
 	}
+
+	if int64(int(nodeMemory)) != nodeMemory {
+		glog.Warningf("node_memory is too big for platform. Clamping: %d -> %d",
+			nodeMemory, math.MaxInt32)
+		nodeMemory = math.MaxInt32
+	}
+
 	nodeResources := &api.NodeResources{
 		Capacity: api.ResourceList{
 			resources.CPU:    util.NewIntOrStringFromInt(int(nodeMilliCPU)),