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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,181 @@ | ||
| package anycast | ||
|
|
||
| import ( | ||
| "errors" | ||
| "net" | ||
| "testing" | ||
|
|
||
| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/gomega" | ||
| "github.com/telekom/das-schiff-network-operator/pkg/nl" | ||
| mock_nl "github.com/telekom/das-schiff-network-operator/pkg/nl/mock" | ||
| "github.com/vishvananda/netlink" | ||
| "go.uber.org/mock/gomock" | ||
| ) | ||
|
|
||
| var ( | ||
| mockctrl *gomock.Controller | ||
| ) | ||
|
|
||
| var _ = BeforeSuite(func() { | ||
|
|
||
| }) | ||
|
|
||
| func TestAnycast(t *testing.T) { | ||
| RegisterFailHandler(Fail) | ||
| mockctrl = gomock.NewController(t) | ||
| defer mockctrl.Finish() | ||
| RunSpecs(t, | ||
| "Anycast Suite") | ||
| } | ||
|
|
||
| var _ = Describe("anycast", func() { | ||
| Context("buildRoute() should", func() { | ||
| It("build route", func() { | ||
| route := buildRoute(0, &netlink.Bridge{}, &net.IPNet{}, 0) | ||
| Expect(route).ToNot(BeNil()) | ||
| }) | ||
| }) | ||
| Context("containsIPAddress() should", func() { | ||
| It("return false if list does not contain IP address", func() { | ||
| result := containsIPAddress([]netlink.Neigh{{IP: net.IPv4(0, 0, 0, 0)}}, &net.IPNet{IP: net.IPv4(1, 1, 1, 1)}) | ||
| Expect(result).To(BeFalse()) | ||
| }) | ||
| It("return true if list does contain IP address", func() { | ||
| result := containsIPAddress([]netlink.Neigh{{IP: net.IPv4(0, 0, 0, 0)}}, &net.IPNet{IP: net.IPv4(0, 0, 0, 0)}) | ||
| Expect(result).To(BeTrue()) | ||
| }) | ||
| }) | ||
| Context("containsIPNetwork() should", func() { | ||
| It("return false if list does not contain IP network", func() { | ||
| result := containsIPNetwork([]*net.IPNet{{IP: net.IPv4(0, 0, 0, 0), Mask: net.IPv4Mask(255, 255, 255, 0)}}, | ||
| &net.IPNet{IP: net.IPv4(0, 0, 0, 0), Mask: net.IPv4Mask(255, 255, 255, 254)}) | ||
| Expect(result).To(BeFalse()) | ||
| }) | ||
| It("return true if list does contain IP network", func() { | ||
| result := containsIPNetwork([]*net.IPNet{{IP: net.IPv4(0, 0, 0, 0), Mask: net.IPv4Mask(255, 255, 255, 0)}}, | ||
| &net.IPNet{IP: net.IPv4(0, 0, 0, 0), Mask: net.IPv4Mask(255, 255, 255, 0)}) | ||
| Expect(result).To(BeTrue()) | ||
| }) | ||
| }) | ||
| Context("filterNeighbors() should", func() { | ||
| It("return empty list if flags not as expected", func() { | ||
| neighIn := []netlink.Neigh{{Flags: netlink.NTF_EXT_LEARNED}} | ||
| result := filterNeighbors(neighIn) | ||
| Expect(result).To(BeEmpty()) | ||
| }) | ||
| It("return empty list if state not as expected", func() { | ||
| neighIn := []netlink.Neigh{{Flags: netlink.NTF_EXT_MANAGED, State: netlink.NUD_INCOMPLETE}} | ||
| result := filterNeighbors(neighIn) | ||
| Expect(result).To(BeEmpty()) | ||
| }) | ||
| It("return non empty list", func() { | ||
| neighIn := []netlink.Neigh{{Flags: netlink.NTF_EXT_MANAGED}} | ||
| result := filterNeighbors(neighIn) | ||
| Expect(result).ToNot(BeEmpty()) | ||
| }) | ||
| }) | ||
| Context("syncInterfaceByFamily() should", func() { | ||
| netlinkMock := mock_nl.NewMockNetlinkToolkitInterface(mockctrl) | ||
| It("return error if cannot get neighbors", func() { | ||
| netlinkMock.EXPECT().NeighList(0, 0).Return(nil, errors.New("fake error")) | ||
| err := syncInterfaceByFamily(&netlink.Bridge{}, 0, 0, netlinkMock) | ||
| Expect(err).To(HaveOccurred()) | ||
| }) | ||
| It("return error if cannot filter routes", func() { | ||
| family := 0 | ||
| linkIndex := 0 | ||
| netlinkMock.EXPECT().NeighList(linkIndex, family).Return([]netlink.Neigh{{Flags: netlink.NTF_EXT_MANAGED}}, nil) | ||
| netlinkMock.EXPECT().RouteListFiltered(0, gomock.Any(), netlink.RT_FILTER_OIF|netlink.RT_FILTER_TABLE|netlink.RT_FILTER_PROTOCOL). | ||
| Return(nil, errors.New("fake error")) | ||
| err := syncInterfaceByFamily(&netlink.Bridge{}, family, 0, netlinkMock) | ||
| Expect(err).To(HaveOccurred()) | ||
| }) | ||
| It("return no error if cannot delete route", func() { | ||
| family := 0 | ||
| linkIndex := 0 | ||
| route := netlink.Route{Flags: netlink.NTF_EXT_MANAGED, Dst: netlink.NewIPNet(net.IPv4(1, 1, 1, 1))} | ||
| netlinkMock.EXPECT().NeighList(linkIndex, family).Return([]netlink.Neigh{{Flags: netlink.NTF_EXT_MANAGED, IP: net.IPv4(0, 0, 0, 0)}}, nil) | ||
| netlinkMock.EXPECT().RouteListFiltered(0, gomock.Any(), netlink.RT_FILTER_OIF|netlink.RT_FILTER_TABLE|netlink.RT_FILTER_PROTOCOL). | ||
| Return([]netlink.Route{route}, nil) | ||
| netlinkMock.EXPECT().RouteDel(gomock.Any()).Return(errors.New("fake error")) // error is only logged, not returned | ||
| netlinkMock.EXPECT().NewIPNet(gomock.Any()).Return(netlink.NewIPNet(net.IPv4(1, 1, 1, 1))) | ||
| netlinkMock.EXPECT().RouteAdd(gomock.Any()).Return(errors.New("fake error")) // error is only logged, not returned | ||
| err := syncInterfaceByFamily(&netlink.Bridge{}, family, 0, netlinkMock) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| }) | ||
| It("return no error if appended route", func() { | ||
| family := 0 | ||
| linkIndex := 0 | ||
| route := netlink.Route{Flags: netlink.NTF_EXT_MANAGED, Dst: netlink.NewIPNet(net.IPv4(1, 1, 1, 1))} | ||
| netlinkMock.EXPECT().NeighList(linkIndex, family).Return([]netlink.Neigh{{Flags: netlink.NTF_EXT_MANAGED, IP: net.IPv4(1, 1, 1, 1)}}, nil) | ||
| netlinkMock.EXPECT().RouteListFiltered(0, gomock.Any(), netlink.RT_FILTER_OIF|netlink.RT_FILTER_TABLE|netlink.RT_FILTER_PROTOCOL). | ||
| Return([]netlink.Route{route}, nil) | ||
| netlinkMock.EXPECT().NewIPNet(gomock.Any()).Return(netlink.NewIPNet(net.IPv4(1, 1, 1, 1))) | ||
| err := syncInterfaceByFamily(&netlink.Bridge{}, family, 0, netlinkMock) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| }) | ||
| }) | ||
| Context("syncInterface() should", func() { | ||
| netlinkMock := mock_nl.NewMockNetlinkToolkitInterface(mockctrl) | ||
| It("return no error if interface's Master Index <= 0", func() { | ||
| intf := &netlink.Bridge{LinkAttrs: netlink.LinkAttrs{MasterIndex: 0}} | ||
| // returning error just to quit syncInterfaceByFamily call | ||
| netlinkMock.EXPECT().NeighList(gomock.Any(), gomock.Any()).Return(nil, errors.New("fake error")).Times(2) | ||
| err := syncInterface(intf, netlinkMock) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| }) | ||
| It("return error if cannot get interface by index", func() { | ||
| masterIndex := 1 | ||
| intf := &netlink.Bridge{LinkAttrs: netlink.LinkAttrs{MasterIndex: masterIndex}} | ||
| netlinkMock.EXPECT().LinkByIndex(masterIndex).Return(nil, errors.New("fake error")) | ||
| err := syncInterface(intf, netlinkMock) | ||
| Expect(err).To(HaveOccurred()) | ||
| }) | ||
| It("return error if could get interface but it's type is not vrf", func() { | ||
| masterIndex := 1 | ||
| intf := &netlink.Bridge{LinkAttrs: netlink.LinkAttrs{MasterIndex: masterIndex}} | ||
| netlinkMock.EXPECT().LinkByIndex(masterIndex).Return(&netlink.Gretun{}, nil) | ||
| err := syncInterface(intf, netlinkMock) | ||
| Expect(err).To(HaveOccurred()) | ||
| }) | ||
| It("return no error", func() { | ||
| masterIndex := 1 | ||
| intf := &netlink.Bridge{LinkAttrs: netlink.LinkAttrs{MasterIndex: masterIndex}} | ||
| netlinkMock.EXPECT().LinkByIndex(masterIndex).Return(&netlink.Vrf{}, nil) | ||
| // returning error just to quit syncInterfaceByFamily call | ||
| netlinkMock.EXPECT().NeighList(gomock.Any(), gomock.Any()).Return(nil, errors.New("fake error")).Times(2) | ||
| err := syncInterface(intf, netlinkMock) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| }) | ||
| }) | ||
| Context("NewTracker() should", func() { | ||
| It("return new anycast tracker", func() { | ||
| toolkit := &nl.NetlinkToolkit{} | ||
| tracker := NewTracker(toolkit) | ||
| Expect(tracker).ToNot(BeNil()) | ||
| Expect(tracker.netlinkToolkit).To(Equal(toolkit)) | ||
| }) | ||
| }) | ||
| Context("checkTrackedInterfaces() should", func() { | ||
| netlinkMock := mock_nl.NewMockNetlinkToolkitInterface(mockctrl) | ||
| It("return no error if cannot get link by index", func() { | ||
| netlinkMock.EXPECT().LinkByIndex(gomock.Any()).Return(nil, errors.New("fake error")) | ||
| tracker := NewTracker(netlinkMock) | ||
| Expect(tracker).ToNot(BeNil()) | ||
| Expect(tracker.netlinkToolkit).To(Equal(netlinkMock)) | ||
| tracker.TrackedBridges = []int{0} | ||
| tracker.checkTrackedInterfaces() | ||
| }) | ||
| It("return no error", func() { | ||
| netlinkMock.EXPECT().LinkByIndex(gomock.Any()).Return(&netlink.Bridge{}, nil) | ||
| // returning error just to quit syncInterface call | ||
| netlinkMock.EXPECT().NeighList(gomock.Any(), gomock.Any()).Return(nil, errors.New("fake error")).Times(2) | ||
| tracker := NewTracker(netlinkMock) | ||
| Expect(tracker).ToNot(BeNil()) | ||
| Expect(tracker.netlinkToolkit).To(Equal(netlinkMock)) | ||
| tracker.TrackedBridges = []int{0} | ||
| tracker.checkTrackedInterfaces() | ||
| }) | ||
| }) | ||
| }) |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| package config | ||
|
|
||
| import ( | ||
| "os" | ||
| "testing" | ||
|
|
||
| . "github.com/onsi/ginkgo" | ||
| . "github.com/onsi/gomega" | ||
| ) | ||
|
|
||
| const operatorConfigEnv = "OPERATOR_CONFIG" | ||
|
|
||
| var _ = BeforeSuite(func() { | ||
|
|
||
| }) | ||
|
|
||
| func TestDebounce(t *testing.T) { | ||
| RegisterFailHandler(Fail) | ||
| RunSpecs(t, | ||
| "Config Suite") | ||
| } | ||
|
|
||
| var _ = Describe("config", func() { | ||
| Context("LoadConfig() should", func() { | ||
| It("return error if cannot read config", func() { | ||
| oldEnv, isSet := os.LookupEnv(operatorConfigEnv) | ||
| os.Setenv(operatorConfigEnv, "some-invalid-path") | ||
| _, err := LoadConfig() | ||
| Expect(err).To(HaveOccurred()) | ||
| if isSet { | ||
| err = os.Setenv(operatorConfigEnv, oldEnv) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| } else { | ||
| err = os.Unsetenv(operatorConfigEnv) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| } | ||
| }) | ||
| It("return error if cannot unmarshal config", func() { | ||
| oldEnv, isSet := os.LookupEnv(operatorConfigEnv) | ||
| os.Setenv(operatorConfigEnv, "./testdata/invalidConfig.yaml") | ||
| _, err := LoadConfig() | ||
| Expect(err).To(HaveOccurred()) | ||
| if isSet { | ||
| err = os.Setenv(operatorConfigEnv, oldEnv) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| } else { | ||
| err = os.Unsetenv(operatorConfigEnv) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| } | ||
| }) | ||
| It("return no error", func() { | ||
| oldEnv, isSet := os.LookupEnv(operatorConfigEnv) | ||
| os.Setenv(operatorConfigEnv, "./testdata/config.yaml") | ||
| _, err := LoadConfig() | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| if isSet { | ||
| err = os.Setenv(operatorConfigEnv, oldEnv) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| } else { | ||
| err = os.Unsetenv(operatorConfigEnv) | ||
| Expect(err).ToNot(HaveOccurred()) | ||
| } | ||
| }) | ||
| }) | ||
| Context("ShouldSkipVRFConfig() should", func() { | ||
| It("return false", func() { | ||
| cfg := &Config{SkipVRFConfig: []string{"", "", ""}} | ||
| result := cfg.ShouldSkipVRFConfig("skip") | ||
| Expect(result).To(BeFalse()) | ||
| }) | ||
| It("return true", func() { | ||
| cfg := &Config{SkipVRFConfig: []string{"", "skip", ""}} | ||
| result := cfg.ShouldSkipVRFConfig("skip") | ||
| Expect(result).To(BeTrue()) | ||
| }) | ||
| }) | ||
| }) |
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