Fix test-failures.

Updates fake.go to store the changes in Dump.

Hard-codes the masq-chain flag as it is getting set to empty string.

cmd/ip-masq-agent/ip-masq-agent.go

@@ -28,10 +28,10 @@ import (
 
 	utilyaml "k8s.io/apimachinery/pkg/util/yaml"
 	"k8s.io/component-base/logs"
+	"k8s.io/component-base/version/verflag"
 	"k8s.io/ip-masq-agent/cmd/ip-masq-agent/testing/fakefs"
 	"k8s.io/ip-masq-agent/pkg/version"
 	utiliptables "k8s.io/kubernetes/pkg/util/iptables"
-	"k8s.io/component-base/version/verflag"
 	utilexec "k8s.io/utils/exec"
 
 	"github.com/golang/glog"
@@ -47,10 +47,10 @@ const (
 
 var (
 	// name of nat chain for iptables masquerade rules
-	masqChain                         utiliptables.Chain
-	masqChainFlag                     = flag.String("masq-chain", "IP-MASQ-AGENT", `Name of nat chain for iptables masquerade rules.`)
-	noMasqueradeAllReservedRangesFlag = flag.Bool("nomasq-all-reserved-ranges", false, "Whether to disable masquerade for all IPv4 ranges reserved by RFCs.")
-	enableIPv6                        = flag.Bool("enable-ipv6", false, "Whether to enable IPv6.")
+	masqChain                         utiliptables.Chain = "IP-MASQ-AGENT"
+	masqChainFlag                                        = flag.String("masq-chain", "IP-MASQ-AGENT", `Name of nat chain for iptables masquerade rules.`)
+	noMasqueradeAllReservedRangesFlag                    = flag.Bool("nomasq-all-reserved-ranges", false, "Whether to disable masquerade for all IPv4 ranges reserved by RFCs.")
+	enableIPv6                                           = flag.Bool("enable-ipv6", false, "Whether to enable IPv6.")
 )
 
 // MasqConfig object
@@ -271,6 +271,7 @@ func validateCIDR(cidr string) error {
 
 func (m *MasqDaemon) syncMasqRules() error {
 	// make sure our custom chain for non-masquerade exists
+	glog.Infof("###### Got masqChain %s", string(masqChain))
 	m.iptables.EnsureChain(utiliptables.TableNAT, masqChain)
 
 	// ensure that any non-local in POSTROUTING jumps to masqChain

cmd/ip-masq-agent/ip-masq-agent_test.go

@@ -32,7 +32,8 @@ import (
 
 // turn off glog logging during tests to avoid clutter in output
 func TestMain(m *testing.M) {
-	flag.Set("logtostderr", "false")
+	flag.Set("logtostderr", "true")
+	flag.Set("masq-chain", "IP-MASQ-AGENT")
 	ec := m.Run()
 	os.Exit(ec)
 }