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))
}
}
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"))