github.com/walkingsparrow/docker@v1.4.2-0.20151218153551-b708a2249bfa/integration-cli/docker_cli_info_test.go (about)

     1  package main
     2  
     3  import (
     4  	"fmt"
     5  	"net"
     6  
     7  	"github.com/docker/docker/pkg/integration/checker"
     8  	"github.com/docker/docker/utils"
     9  	"github.com/go-check/check"
    10  )
    11  
    12  // ensure docker info succeeds
    13  func (s *DockerSuite) TestInfoEnsureSucceeds(c *check.C) {
    14  	out, _ := dockerCmd(c, "info")
    15  
    16  	// always shown fields
    17  	stringsToCheck := []string{
    18  		"ID:",
    19  		"Containers:",
    20  		"Images:",
    21  		"Execution Driver:",
    22  		"OSType:",
    23  		"Architecture:",
    24  		"Logging Driver:",
    25  		"Operating System:",
    26  		"CPUs:",
    27  		"Total Memory:",
    28  		"Kernel Version:",
    29  		"Storage Driver:",
    30  		"Volume:",
    31  		"Network:",
    32  	}
    33  
    34  	if utils.ExperimentalBuild() {
    35  		stringsToCheck = append(stringsToCheck, "Experimental: true")
    36  	}
    37  
    38  	for _, linePrefix := range stringsToCheck {
    39  		c.Assert(out, checker.Contains, linePrefix, check.Commentf("couldn't find string %v in output", linePrefix))
    40  	}
    41  }
    42  
    43  // TestInfoDiscoveryBackend verifies that a daemon run with `--cluster-advertise` and
    44  // `--cluster-store` properly show the backend's endpoint in info output.
    45  func (s *DockerSuite) TestInfoDiscoveryBackend(c *check.C) {
    46  	testRequires(c, SameHostDaemon)
    47  
    48  	d := NewDaemon(c)
    49  	discoveryBackend := "consul://consuladdr:consulport/some/path"
    50  	discoveryAdvertise := "1.1.1.1:2375"
    51  	err := d.Start(fmt.Sprintf("--cluster-store=%s", discoveryBackend), fmt.Sprintf("--cluster-advertise=%s", discoveryAdvertise))
    52  	c.Assert(err, checker.IsNil)
    53  	defer d.Stop()
    54  
    55  	out, err := d.Cmd("info")
    56  	c.Assert(err, checker.IsNil)
    57  	c.Assert(out, checker.Contains, fmt.Sprintf("Cluster store: %s\n", discoveryBackend))
    58  	c.Assert(out, checker.Contains, fmt.Sprintf("Cluster advertise: %s\n", discoveryAdvertise))
    59  }
    60  
    61  // TestInfoDiscoveryInvalidAdvertise verifies that a daemon run with
    62  // an invalid `--cluster-advertise` configuration
    63  func (s *DockerSuite) TestInfoDiscoveryInvalidAdvertise(c *check.C) {
    64  	testRequires(c, SameHostDaemon)
    65  
    66  	d := NewDaemon(c)
    67  	discoveryBackend := "consul://consuladdr:consulport/some/path"
    68  
    69  	// --cluster-advertise with an invalid string is an error
    70  	err := d.Start(fmt.Sprintf("--cluster-store=%s", discoveryBackend), "--cluster-advertise=invalid")
    71  	c.Assert(err, checker.Not(checker.IsNil))
    72  
    73  	// --cluster-advertise without --cluster-store is also an error
    74  	err = d.Start("--cluster-advertise=1.1.1.1:2375")
    75  	c.Assert(err, checker.Not(checker.IsNil))
    76  }
    77  
    78  // TestInfoDiscoveryAdvertiseInterfaceName verifies that a daemon run with `--cluster-advertise`
    79  // configured with interface name properly show the advertise ip-address in info output.
    80  func (s *DockerSuite) TestInfoDiscoveryAdvertiseInterfaceName(c *check.C) {
    81  	testRequires(c, SameHostDaemon)
    82  
    83  	d := NewDaemon(c)
    84  	discoveryBackend := "consul://consuladdr:consulport/some/path"
    85  	discoveryAdvertise := "eth0"
    86  
    87  	err := d.Start(fmt.Sprintf("--cluster-store=%s", discoveryBackend), fmt.Sprintf("--cluster-advertise=%s:2375", discoveryAdvertise))
    88  	c.Assert(err, checker.IsNil)
    89  	defer d.Stop()
    90  
    91  	iface, err := net.InterfaceByName(discoveryAdvertise)
    92  	c.Assert(err, checker.IsNil)
    93  	addrs, err := iface.Addrs()
    94  	c.Assert(err, checker.IsNil)
    95  	c.Assert(len(addrs), checker.GreaterThan, 0)
    96  	ip, _, err := net.ParseCIDR(addrs[0].String())
    97  	c.Assert(err, checker.IsNil)
    98  
    99  	out, err := d.Cmd("info")
   100  	c.Assert(err, checker.IsNil)
   101  	c.Assert(out, checker.Contains, fmt.Sprintf("Cluster store: %s\n", discoveryBackend))
   102  	c.Assert(out, checker.Contains, fmt.Sprintf("Cluster advertise: %s:2375\n", ip.String()))
   103  }