package main import ( "fmt" "net" "github.com/docker/docker/pkg/integration/checker" "github.com/docker/docker/utils" "github.com/go-check/check" ) // ensure docker info succeeds func (s *DockerSuite) TestInfoEnsureSucceeds(c *check.C) { out, _ := dockerCmd(c, "info") // always shown fields stringsToCheck := []string{ "ID:", "Containers:", "Images:", "Execution Driver:", "Logging Driver:", "Operating System:", "CPUs:", "Total Memory:", "Kernel Version:", "Storage Driver:", } if utils.ExperimentalBuild() { stringsToCheck = append(stringsToCheck, "Experimental: true") } for _, linePrefix := range stringsToCheck { c.Assert(out, checker.Contains, linePrefix, check.Commentf("couldn't find string %v in output", linePrefix)) } } // TestInfoDiscoveryBackend verifies that a daemon run with `--cluster-advertise` and // `--cluster-store` properly show the backend's endpoint in info output. func (s *DockerSuite) TestInfoDiscoveryBackend(c *check.C) { testRequires(c, SameHostDaemon) d := NewDaemon(c) discoveryBackend := "consul://consuladdr:consulport/some/path" discoveryAdvertise := "1.1.1.1:2375" err := d.Start(fmt.Sprintf("--cluster-store=%s", discoveryBackend), fmt.Sprintf("--cluster-advertise=%s", discoveryAdvertise)) c.Assert(err, checker.IsNil) defer d.Stop() out, err := d.Cmd("info") c.Assert(err, checker.IsNil) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster store: %s\n", discoveryBackend)) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster advertise: %s\n", discoveryAdvertise)) } // TestInfoDiscoveryInvalidAdvertise verifies that a daemon run with // an invalid `--cluster-advertise` configuration func (s *DockerSuite) TestInfoDiscoveryInvalidAdvertise(c *check.C) { testRequires(c, SameHostDaemon) d := NewDaemon(c) discoveryBackend := "consul://consuladdr:consulport/some/path" // --cluster-advertise with an invalid string is an error err := d.Start(fmt.Sprintf("--cluster-store=%s", discoveryBackend), "--cluster-advertise=invalid") c.Assert(err, checker.Not(checker.IsNil)) // --cluster-advertise without --cluster-store is also an error err = d.Start("--cluster-advertise=1.1.1.1:2375") c.Assert(err, checker.Not(checker.IsNil)) } // TestInfoDiscoveryAdvertiseInterfaceName verifies that a daemon run with `--cluster-advertise` // configured with interface name properly show the advertise ip-address in info output. func (s *DockerSuite) TestInfoDiscoveryAdvertiseInterfaceName(c *check.C) { testRequires(c, SameHostDaemon) d := NewDaemon(c) discoveryBackend := "consul://consuladdr:consulport/some/path" discoveryAdvertise := "eth0" err := d.Start(fmt.Sprintf("--cluster-store=%s", discoveryBackend), fmt.Sprintf("--cluster-advertise=%s:2375", discoveryAdvertise)) c.Assert(err, checker.IsNil) defer d.Stop() iface, err := net.InterfaceByName(discoveryAdvertise) c.Assert(err, checker.IsNil) addrs, err := iface.Addrs() c.Assert(err, checker.IsNil) c.Assert(len(addrs), checker.GreaterThan, 0) ip, _, err := net.ParseCIDR(addrs[0].String()) c.Assert(err, checker.IsNil) out, err := d.Cmd("info") c.Assert(err, checker.IsNil) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster store: %s\n", discoveryBackend)) c.Assert(out, checker.Contains, fmt.Sprintf("Cluster advertise: %s:2375\n", ip.String())) }