106 lines
3.8 KiB
Go
106 lines
3.8 KiB
Go
// +build !windows
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package main
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import (
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"encoding/json"
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"strings"
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"time"
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"github.com/docker/docker/api/types/swarm"
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"github.com/docker/docker/integration-cli/checker"
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"github.com/go-check/check"
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"gotest.tools/assert"
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)
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func (s *DockerSwarmSuite) TestSwarmVolumePlugin(c *check.C) {
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d := s.AddDaemon(c, true, true)
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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")
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assert.NilError(c, err, out)
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// Make sure task stays pending before plugin is available
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waitAndAssert(c, defaultReconciliationTimeout, d.CheckServiceTasksInStateWithError("top", swarm.TaskStatePending, "missing plugin on 1 node"), checker.Equals, 1)
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plugin := newVolumePlugin(c, "customvolumedriver")
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defer plugin.Close()
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// create a dummy volume to trigger lazy loading of the plugin
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out, err = d.Cmd("volume", "create", "-d", "customvolumedriver", "hello")
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assert.NilError(c, err, out)
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// TODO(aaronl): It will take about 15 seconds for swarm to realize the
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// plugin was loaded. Switching the test over to plugin v2 would avoid
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// this long delay.
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// make sure task has been deployed.
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waitAndAssert(c, defaultReconciliationTimeout, d.CheckActiveContainerCount, checker.Equals, 1)
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out, err = d.Cmd("ps", "-q")
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assert.NilError(c, err)
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containerID := strings.TrimSpace(out)
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out, err = d.Cmd("inspect", "-f", "{{json .Mounts}}", containerID)
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assert.NilError(c, err)
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var mounts []struct {
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Name string
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Driver string
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}
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assert.NilError(c, json.NewDecoder(strings.NewReader(out)).Decode(&mounts))
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assert.Equal(c, len(mounts), 1, string(out))
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assert.Equal(c, mounts[0].Name, "my-volume")
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assert.Equal(c, mounts[0].Driver, "customvolumedriver")
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}
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// Test network plugin filter in swarm
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func (s *DockerSwarmSuite) TestSwarmNetworkPluginV2(c *check.C) {
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testRequires(c, IsAmd64)
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d1 := s.AddDaemon(c, true, true)
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d2 := s.AddDaemon(c, true, false)
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// install plugin on d1 and d2
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pluginName := "aragunathan/global-net-plugin:latest"
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_, err := d1.Cmd("plugin", "install", pluginName, "--grant-all-permissions")
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assert.NilError(c, err)
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_, err = d2.Cmd("plugin", "install", pluginName, "--grant-all-permissions")
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assert.NilError(c, err)
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// create network
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networkName := "globalnet"
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_, err = d1.Cmd("network", "create", "--driver", pluginName, networkName)
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assert.NilError(c, err)
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// create a global service to ensure that both nodes will have an instance
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serviceName := "my-service"
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_, err = d1.Cmd("service", "create", "--detach", "--no-resolve-image", "--name", serviceName, "--mode=global", "--network", networkName, "busybox", "top")
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assert.NilError(c, err)
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// wait for tasks ready
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waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.CheckActiveContainerCount, d2.CheckActiveContainerCount), checker.Equals, 2)
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// remove service
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_, err = d1.Cmd("service", "rm", serviceName)
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assert.NilError(c, err)
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// wait to ensure all containers have exited before removing the plugin. Else there's a
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// possibility of container exits erroring out due to plugins being unavailable.
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waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.CheckActiveContainerCount, d2.CheckActiveContainerCount), checker.Equals, 0)
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// disable plugin on worker
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_, err = d2.Cmd("plugin", "disable", "-f", pluginName)
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assert.NilError(c, err)
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time.Sleep(20 * time.Second)
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image := "busybox:latest"
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// create a new global service again.
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_, err = d1.Cmd("service", "create", "--detach", "--no-resolve-image", "--name", serviceName, "--mode=global", "--network", networkName, image, "top")
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assert.NilError(c, err)
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waitAndAssert(c, defaultReconciliationTimeout, d1.CheckRunningTaskImages, checker.DeepEquals,
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map[string]int{image: 1})
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}
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