Example #1
0
File: cni.go Project: squaremo/cni
func main() {
	if len(os.Args) < 3 {
		usage()
		return
	}

	netdir := os.Getenv(EnvNetDir)
	if netdir == "" {
		netdir = DefaultNetDir
	}
	netconf, err := libcni.LoadConf(netdir, os.Args[2])
	if err != nil {
		exit(err)
	}

	netns := os.Args[3]

	cninet := &libcni.CNIConfig{
		Path: strings.Split(os.Getenv(EnvCNIPath), ":"),
	}

	rt := &libcni.RuntimeConf{
		ContainerID: "cni",
		NetNS:       netns,
		IfName:      "eth0",
	}

	switch os.Args[1] {
	case CmdAdd:
		_, err := cninet.AddNetwork(netconf, rt)
		exit(err)
	case CmdDel:
		exit(cninet.DelNetwork(netconf, rt))
	}
}
Example #2
0
		Expect(err).NotTo(HaveOccurred())

		pluginConfig = []byte(`{ "name": "some-plugin", "some-key": "some-value" }`)
		Expect(ioutil.WriteFile(filepath.Join(configDir, "50-whatever.conf"), pluginConfig, 0600)).To(Succeed())

		testNetConfig = &libcni.NetworkConfig{Network: &types.NetConf{Name: "some-plugin"},
			Bytes: []byte(`{ "name": "some-plugin" }`)}
	})

	AfterEach(func() {
		Expect(os.RemoveAll(configDir)).To(Succeed())
	})

	Describe("LoadConf", func() {
		It("finds the network config file for the plugin of the given type", func() {
			netConfig, err := libcni.LoadConf(configDir, "some-plugin")
			Expect(err).NotTo(HaveOccurred())
			Expect(netConfig).To(Equal(&libcni.NetworkConfig{
				Network: &types.NetConf{Name: "some-plugin"},
				Bytes:   pluginConfig,
			}))
		})

		Context("when the config directory does not exist", func() {
			BeforeEach(func() {
				Expect(os.RemoveAll(configDir)).To(Succeed())
			})

			It("returns a useful error", func() {
				_, err := libcni.LoadConf(configDir, "some-plugin")
				Expect(err).To(MatchError("no net configurations found"))