moby/integration-cli/docker_cli_swarm_unix_test.go
Sebastiaan van Stijn 66cf6e3a7a
rename "image" vars to prevent conflicts with imports
We have many "image" packages, so these vars easily conflict/shadow
imports. Let's rename them (and in some cases use a const) to
prevent that.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2024-01-19 12:49:53 +01:00

109 lines
4.1 KiB
Go

//go:build !windows
package main
import (
"encoding/json"
"strings"
"testing"
"time"
"github.com/docker/docker/api/types/swarm"
"github.com/docker/docker/integration-cli/checker"
"github.com/docker/docker/testutil"
"gotest.tools/v3/assert"
"gotest.tools/v3/poll"
)
func (s *DockerSwarmSuite) TestSwarmVolumePlugin(c *testing.T) {
ctx := testutil.GetContext(c)
d := s.AddDaemon(ctx, c, true, true)
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")
assert.NilError(c, err, out)
// Make sure task stays pending before plugin is available
poll.WaitOn(c, pollCheck(c, d.CheckServiceTasksInStateWithError(ctx, "top", swarm.TaskStatePending, "missing plugin on 1 node"), checker.Equals(1)), poll.WithTimeout(defaultReconciliationTimeout))
plugin := newVolumePlugin(c, "customvolumedriver")
defer plugin.Close()
// create a dummy volume to trigger lazy loading of the plugin
out, err = d.Cmd("volume", "create", "-d", "customvolumedriver", "hello")
assert.NilError(c, err, out)
// TODO(aaronl): It will take about 15 seconds for swarm to realize the
// plugin was loaded. Switching the test over to plugin v2 would avoid
// this long delay.
// make sure task has been deployed.
poll.WaitOn(c, pollCheck(c, d.CheckActiveContainerCount(ctx), checker.Equals(1)), poll.WithTimeout(defaultReconciliationTimeout))
out, err = d.Cmd("ps", "-q")
assert.NilError(c, err)
containerID := strings.TrimSpace(out)
out, err = d.Cmd("inspect", "-f", "{{json .Mounts}}", containerID)
assert.NilError(c, err)
var mounts []struct {
Name string
Driver string
}
assert.NilError(c, json.NewDecoder(strings.NewReader(out)).Decode(&mounts))
assert.Equal(c, len(mounts), 1, out)
assert.Equal(c, mounts[0].Name, "my-volume")
assert.Equal(c, mounts[0].Driver, "customvolumedriver")
}
// Test network plugin filter in swarm
func (s *DockerSwarmSuite) TestSwarmNetworkPluginV2(c *testing.T) {
testRequires(c, IsAmd64)
ctx := testutil.GetContext(c)
d1 := s.AddDaemon(ctx, c, true, true)
d2 := s.AddDaemon(ctx, c, true, false)
// install plugin on d1 and d2
const pluginName = "aragunathan/global-net-plugin:latest"
_, err := d1.Cmd("plugin", "install", pluginName, "--grant-all-permissions")
assert.NilError(c, err)
_, err = d2.Cmd("plugin", "install", pluginName, "--grant-all-permissions")
assert.NilError(c, err)
// create network
const networkName = "globalnet"
_, err = d1.Cmd("network", "create", "--driver", pluginName, networkName)
assert.NilError(c, err)
// create a global service to ensure that both nodes will have an instance
const serviceName = "my-service"
_, err = d1.Cmd("service", "create", "--detach", "--no-resolve-image", "--name", serviceName, "--mode=global", "--network", networkName, "busybox", "top")
assert.NilError(c, err)
// wait for tasks ready
poll.WaitOn(c, pollCheck(c, reducedCheck(sumAsIntegers, d1.CheckActiveContainerCount(ctx), d2.CheckActiveContainerCount(ctx)), checker.Equals(2)), poll.WithTimeout(defaultReconciliationTimeout))
// remove service
_, err = d1.Cmd("service", "rm", serviceName)
assert.NilError(c, err)
// wait to ensure all containers have exited before removing the plugin. Else there's a
// possibility of container exits erroring out due to plugins being unavailable.
poll.WaitOn(c, pollCheck(c, reducedCheck(sumAsIntegers, d1.CheckActiveContainerCount(ctx), d2.CheckActiveContainerCount(ctx)), checker.Equals(0)), poll.WithTimeout(defaultReconciliationTimeout))
// disable plugin on worker
_, err = d2.Cmd("plugin", "disable", "-f", pluginName)
assert.NilError(c, err)
time.Sleep(20 * time.Second)
const imgName = "busybox:latest"
// create a new global service again.
_, err = d1.Cmd("service", "create", "--detach", "--no-resolve-image", "--name", serviceName, "--mode=global", "--network", networkName, imgName, "top")
assert.NilError(c, err)
poll.WaitOn(c, pollCheck(c, d1.CheckRunningTaskImages(ctx), checker.DeepEquals(map[string]int{imgName: 1})), poll.WithTimeout(defaultReconciliationTimeout))
}