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Make plugin emit strongly typed, consumable events

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Enables other subsystems to watch actions for a plugin(s).

This will be used specifically for implementing plugins on swarm where a
swarm controller needs to watch the state of a plugin.

Signed-off-by: Brian Goff <cpuguy83@gmail.com>
This commit is contained in:
Brian Goff
2017-06-07 13:07:01 -04:00
parent 9d95740dbf
commit 72c3bcf2a5
37 changed files with 2204 additions and 213 deletions
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78
integration-cli/docker_api_swarm_service_test.go
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@ -4,15 +4,19 @@ package main
import (
"fmt"
"path"
"strconv"
"strings"
"syscall"
"time"
"github.com/docker/docker/api/types/swarm"
"github.com/docker/docker/api/types/swarm/runtime"
"github.com/docker/docker/integration-cli/checker"
"github.com/docker/docker/integration-cli/daemon"
"github.com/docker/docker/integration-cli/fixtures/plugin"
"github.com/go-check/check"
"golang.org/x/net/context"
)
func setPortConfig(portConfig []swarm.PortConfig) daemon.ServiceConstructor {
@ -596,3 +600,77 @@ func (s *DockerSwarmSuite) TestAPISwarmServicesStateReporting(c *check.C) {
}
}
}
// Test plugins deployed via swarm services
func (s *DockerSwarmSuite) TestAPISwarmServicesPlugin(c *check.C) {
testRequires(c, DaemonIsLinux, IsAmd64)
reg := setupRegistry(c, false, "", "")
defer reg.Close()
repo := path.Join(privateRegistryURL, "swarm", "test:v1")
repo2 := path.Join(privateRegistryURL, "swarm", "test:v2")
name := "test"
err := plugin.CreateInRegistry(context.Background(), repo, nil)
c.Assert(err, checker.IsNil, check.Commentf("failed to create plugin"))
err = plugin.CreateInRegistry(context.Background(), repo2, nil)
c.Assert(err, checker.IsNil, check.Commentf("failed to create plugin"))
d1 := s.AddDaemon(c, true, true)
d2 := s.AddDaemon(c, true, true)
d3 := s.AddDaemon(c, true, false)
makePlugin := func(repo, name string, constraints []string) func(*swarm.Service) {
return func(s *swarm.Service) {
s.Spec.TaskTemplate.Runtime = "plugin"
s.Spec.TaskTemplate.PluginSpec = &runtime.PluginSpec{
Name: name,
Remote: repo,
}
if constraints != nil {
s.Spec.TaskTemplate.Placement = &swarm.Placement{
Constraints: constraints,
}
}
}
}
id := d1.CreateService(c, makePlugin(repo, name, nil))
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginRunning(name), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginRunning(name), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginRunning(name), checker.True)
service := d1.GetService(c, id)
d1.UpdateService(c, service, makePlugin(repo2, name, nil))
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginImage(name), checker.Equals, repo2)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginImage(name), checker.Equals, repo2)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginImage(name), checker.Equals, repo2)
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginRunning(name), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginRunning(name), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginRunning(name), checker.True)
d1.RemoveService(c, id)
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginRunning(name), checker.False)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginRunning(name), checker.False)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginRunning(name), checker.False)
// constrain to managers only
id = d1.CreateService(c, makePlugin(repo, name, []string{"node.role==manager"}))
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginRunning(name), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginRunning(name), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginRunning(name), checker.False) // Not a manager, not running it
d1.RemoveService(c, id)
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginRunning(name), checker.False)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginRunning(name), checker.False)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginRunning(name), checker.False)
// with no name
id = d1.CreateService(c, makePlugin(repo, "", nil))
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginRunning(repo), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginRunning(repo), checker.True)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginRunning(repo), checker.True)
d1.RemoveService(c, id)
waitAndAssert(c, defaultReconciliationTimeout, d1.CheckPluginRunning(repo), checker.False)
waitAndAssert(c, defaultReconciliationTimeout, d2.CheckPluginRunning(repo), checker.False)
waitAndAssert(c, defaultReconciliationTimeout, d3.CheckPluginRunning(repo), checker.False)
}