github.com/ttys3/engine@v17.12.1-ce-rc2+incompatible/integration-cli/docker_cli_swarm_unix_test.go (about) 1 // +build !windows 2 3 package main 4 5 import ( 6 "encoding/json" 7 "strings" 8 "time" 9 10 "github.com/docker/docker/api/types/swarm" 11 "github.com/docker/docker/integration-cli/checker" 12 "github.com/go-check/check" 13 ) 14 15 func (s *DockerSwarmSuite) TestSwarmVolumePlugin(c *check.C) { 16 d := s.AddDaemon(c, true, true) 17 18 out, err := d.Cmd("service", "create", "--detach", "--no-resolve-image", "--mount", "type=volume,source=my-volume,destination=/foo,volume-driver=customvolumedriver", "--name", "top", "busybox", "top") 19 c.Assert(err, checker.IsNil, check.Commentf(out)) 20 21 // Make sure task stays pending before plugin is available 22 waitAndAssert(c, defaultReconciliationTimeout, d.CheckServiceTasksInStateWithError("top", swarm.TaskStatePending, "missing plugin on 1 node"), checker.Equals, 1) 23 24 plugin := newVolumePlugin(c, "customvolumedriver") 25 defer plugin.Close() 26 27 // create a dummy volume to trigger lazy loading of the plugin 28 out, err = d.Cmd("volume", "create", "-d", "customvolumedriver", "hello") 29 30 // TODO(aaronl): It will take about 15 seconds for swarm to realize the 31 // plugin was loaded. Switching the test over to plugin v2 would avoid 32 // this long delay. 33 34 // make sure task has been deployed. 35 waitAndAssert(c, defaultReconciliationTimeout, d.CheckActiveContainerCount, checker.Equals, 1) 36 37 out, err = d.Cmd("ps", "-q") 38 c.Assert(err, checker.IsNil) 39 containerID := strings.TrimSpace(out) 40 41 out, err = d.Cmd("inspect", "-f", "{{json .Mounts}}", containerID) 42 c.Assert(err, checker.IsNil) 43 44 var mounts []struct { 45 Name string 46 Driver string 47 } 48 49 c.Assert(json.NewDecoder(strings.NewReader(out)).Decode(&mounts), checker.IsNil) 50 c.Assert(len(mounts), checker.Equals, 1, check.Commentf(out)) 51 c.Assert(mounts[0].Name, checker.Equals, "my-volume") 52 c.Assert(mounts[0].Driver, checker.Equals, "customvolumedriver") 53 } 54 55 // Test network plugin filter in swarm 56 func (s *DockerSwarmSuite) TestSwarmNetworkPluginV2(c *check.C) { 57 testRequires(c, IsAmd64) 58 d1 := s.AddDaemon(c, true, true) 59 d2 := s.AddDaemon(c, true, false) 60 61 // install plugin on d1 and d2 62 pluginName := "aragunathan/global-net-plugin:latest" 63 64 _, err := d1.Cmd("plugin", "install", pluginName, "--grant-all-permissions") 65 c.Assert(err, checker.IsNil) 66 67 _, err = d2.Cmd("plugin", "install", pluginName, "--grant-all-permissions") 68 c.Assert(err, checker.IsNil) 69 70 // create network 71 networkName := "globalnet" 72 _, err = d1.Cmd("network", "create", "--driver", pluginName, networkName) 73 c.Assert(err, checker.IsNil) 74 75 // create a global service to ensure that both nodes will have an instance 76 serviceName := "my-service" 77 _, err = d1.Cmd("service", "create", "--detach", "--no-resolve-image", "--name", serviceName, "--mode=global", "--network", networkName, "busybox", "top") 78 c.Assert(err, checker.IsNil) 79 80 // wait for tasks ready 81 waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.CheckActiveContainerCount, d2.CheckActiveContainerCount), checker.Equals, 2) 82 83 // remove service 84 _, err = d1.Cmd("service", "rm", serviceName) 85 c.Assert(err, checker.IsNil) 86 87 // wait to ensure all containers have exited before removing the plugin. Else there's a 88 // possibility of container exits erroring out due to plugins being unavailable. 89 waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.CheckActiveContainerCount, d2.CheckActiveContainerCount), checker.Equals, 0) 90 91 // disable plugin on worker 92 _, err = d2.Cmd("plugin", "disable", "-f", pluginName) 93 c.Assert(err, checker.IsNil) 94 95 time.Sleep(20 * time.Second) 96 97 image := "busybox:latest" 98 // create a new global service again. 99 _, err = d1.Cmd("service", "create", "--detach", "--no-resolve-image", "--name", serviceName, "--mode=global", "--network", networkName, image, "top") 100 c.Assert(err, checker.IsNil) 101 102 waitAndAssert(c, defaultReconciliationTimeout, d1.CheckRunningTaskImages, checker.DeepEquals, 103 map[string]int{image: 1}) 104 }