mirror of
https://github.com/moby/moby.git
synced 2022-11-09 12:21:53 -05:00
9fadb8fd6a
Example:
21:28:01 [d68573521] waiting for daemon to start
21:28:01 [d68573521] daemon started
21:28:01 docker_api_swarm_test.go:163:
21:28:01 c.Assert(d1.Init(map[string]bool{"worker": true}, ""),
checker.IsNil)
21:28:01 ... value *errors.errorString =
&errors.errorString{s:"initializing swarm: invalid statuscode 500,
\"{\\\"message\\\":\\\"could not determine local IP address: dial udp
8.8.8.8:53: connect: network is unreachable\\\"}\\n\"} ("initializing
swarm: invalid statuscode 500, \"{\\\"message\\\":\\\"could not
determine local IP address: dial udp 8.8.8.8:53: connect: network is
unreachable\\\"}\\n\"")
21:28:01
21:28:01 [d68573521] exiting daemon"}
Signed-off-by: Antonio Murdaca <runcom@redhat.com>
823 lines
26 KiB
Go
823 lines
26 KiB
Go
// +build !windows
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package main
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import (
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"fmt"
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"net/http"
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"strconv"
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"strings"
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"syscall"
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"time"
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"github.com/docker/docker/pkg/integration/checker"
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"github.com/docker/engine-api/types/swarm"
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"github.com/go-check/check"
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)
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var defaultReconciliationTimeout = 30 * time.Second
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func (s *DockerSwarmSuite) TestApiSwarmInit(c *check.C) {
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testRequires(c, Network)
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// todo: should find a better way to verify that components are running than /info
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d1 := s.AddDaemon(c, true, true)
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info, err := d1.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.ControlAvailable, checker.Equals, true)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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d2 := s.AddDaemon(c, true, false)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.ControlAvailable, checker.Equals, false)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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// Leaving cluster
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c.Assert(d2.Leave(false), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.ControlAvailable, checker.Equals, false)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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c.Assert(d2.Join(swarm.JoinRequest{RemoteAddrs: []string{d1.listenAddr}}), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.ControlAvailable, checker.Equals, false)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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// Current state restoring after restarts
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err = d1.Stop()
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c.Assert(err, checker.IsNil)
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err = d2.Stop()
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c.Assert(err, checker.IsNil)
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err = d1.Start()
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c.Assert(err, checker.IsNil)
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err = d2.Start()
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c.Assert(err, checker.IsNil)
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info, err = d1.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.ControlAvailable, checker.Equals, true)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.ControlAvailable, checker.Equals, false)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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}
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func (s *DockerSwarmSuite) TestApiSwarmManualAcceptance(c *check.C) {
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testRequires(c, Network)
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s.testAPISwarmManualAcceptance(c, "")
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}
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func (s *DockerSwarmSuite) TestApiSwarmManualAcceptanceSecret(c *check.C) {
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testRequires(c, Network)
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s.testAPISwarmManualAcceptance(c, "foobaz")
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}
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func (s *DockerSwarmSuite) testAPISwarmManualAcceptance(c *check.C, secret string) {
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d1 := s.AddDaemon(c, false, false)
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c.Assert(d1.Init(swarm.InitRequest{
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Spec: swarm.Spec{
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AcceptancePolicy: swarm.AcceptancePolicy{
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Policies: []swarm.Policy{
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{Role: swarm.NodeRoleWorker, Secret: &secret},
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{Role: swarm.NodeRoleManager, Secret: &secret},
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},
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},
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},
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}), checker.IsNil)
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d2 := s.AddDaemon(c, false, false)
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err := d2.Join(swarm.JoinRequest{RemoteAddrs: []string{d1.listenAddr}})
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c.Assert(err, checker.NotNil)
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if secret == "" {
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c.Assert(err.Error(), checker.Contains, "needs to be accepted")
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info, err := d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStatePending)
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c.Assert(d2.Leave(false), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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} else {
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c.Assert(err.Error(), checker.Contains, "valid secret token is necessary")
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info, err := d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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}
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d3 := s.AddDaemon(c, false, false)
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c.Assert(d3.Join(swarm.JoinRequest{Secret: secret, RemoteAddrs: []string{d1.listenAddr}}), checker.NotNil)
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info, err := d3.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStatePending)
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c.Assert(len(info.NodeID), checker.GreaterThan, 5)
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d1.updateNode(c, info.NodeID, func(n *swarm.Node) {
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n.Spec.Membership = swarm.NodeMembershipAccepted
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})
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for i := 0; ; i++ {
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info, err := d3.info()
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c.Assert(err, checker.IsNil)
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if info.LocalNodeState == swarm.LocalNodeStateActive {
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break
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}
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if i > 100 {
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c.Fatalf("node did not become active")
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}
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time.Sleep(200 * time.Millisecond)
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}
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}
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func (s *DockerSwarmSuite) TestApiSwarmSecretAcceptance(c *check.C) {
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testRequires(c, Network)
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d1 := s.AddDaemon(c, false, false)
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secret := "foobar"
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c.Assert(d1.Init(swarm.InitRequest{
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Spec: swarm.Spec{
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AcceptancePolicy: swarm.AcceptancePolicy{
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Policies: []swarm.Policy{
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{Role: swarm.NodeRoleWorker, Autoaccept: true, Secret: &secret},
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{Role: swarm.NodeRoleManager, Secret: &secret},
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},
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},
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},
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}), checker.IsNil)
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d2 := s.AddDaemon(c, false, false)
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err := d2.Join(swarm.JoinRequest{RemoteAddrs: []string{d1.listenAddr}})
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c.Assert(err, checker.NotNil)
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c.Assert(err.Error(), checker.Contains, "secret token is necessary")
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info, err := d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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err = d2.Join(swarm.JoinRequest{Secret: "foobaz", RemoteAddrs: []string{d1.listenAddr}})
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c.Assert(err, checker.NotNil)
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c.Assert(err.Error(), checker.Contains, "secret token is necessary")
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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c.Assert(d2.Join(swarm.JoinRequest{Secret: "foobar", RemoteAddrs: []string{d1.listenAddr}}), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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c.Assert(d2.Leave(false), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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// change secret
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d1.updateSwarm(c, func(s *swarm.Spec) {
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for i := range s.AcceptancePolicy.Policies {
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p := "foobaz"
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s.AcceptancePolicy.Policies[i].Secret = &p
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}
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})
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err = d2.Join(swarm.JoinRequest{Secret: "foobar", RemoteAddrs: []string{d1.listenAddr}})
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c.Assert(err, checker.NotNil)
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c.Assert(err.Error(), checker.Contains, "secret token is necessary")
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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c.Assert(d2.Join(swarm.JoinRequest{Secret: "foobaz", RemoteAddrs: []string{d1.listenAddr}}), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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c.Assert(d2.Leave(false), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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// change policy, don't change secret
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d1.updateSwarm(c, func(s *swarm.Spec) {
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for i, p := range s.AcceptancePolicy.Policies {
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if p.Role == swarm.NodeRoleManager {
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s.AcceptancePolicy.Policies[i].Autoaccept = false
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}
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s.AcceptancePolicy.Policies[i].Secret = nil
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}
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})
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err = d2.Join(swarm.JoinRequest{RemoteAddrs: []string{d1.listenAddr}})
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c.Assert(err, checker.NotNil)
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c.Assert(err.Error(), checker.Contains, "secret token is necessary")
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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c.Assert(d2.Join(swarm.JoinRequest{Secret: "foobaz", RemoteAddrs: []string{d1.listenAddr}}), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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c.Assert(d2.Leave(false), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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// clear secret
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d1.updateSwarm(c, func(s *swarm.Spec) {
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for i := range s.AcceptancePolicy.Policies {
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p := ""
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s.AcceptancePolicy.Policies[i].Secret = &p
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}
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})
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c.Assert(d2.Join(swarm.JoinRequest{RemoteAddrs: []string{d1.listenAddr}}), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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c.Assert(d2.Leave(false), checker.IsNil)
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info, err = d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
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}
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func (s *DockerSwarmSuite) TestApiSwarmCAHash(c *check.C) {
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testRequires(c, Network)
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d1 := s.AddDaemon(c, true, true)
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d2 := s.AddDaemon(c, false, false)
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err := d2.Join(swarm.JoinRequest{CACertHash: "foobar", RemoteAddrs: []string{d1.listenAddr}})
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c.Assert(err, checker.NotNil)
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c.Assert(err.Error(), checker.Contains, "invalid checksum digest format")
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c.Assert(len(d1.CACertHash), checker.GreaterThan, 0)
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c.Assert(d2.Join(swarm.JoinRequest{CACertHash: d1.CACertHash, RemoteAddrs: []string{d1.listenAddr}}), checker.IsNil)
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}
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func (s *DockerSwarmSuite) TestApiSwarmPromoteDemote(c *check.C) {
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testRequires(c, Network)
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d1 := s.AddDaemon(c, false, false)
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c.Assert(d1.Init(swarm.InitRequest{
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Spec: swarm.Spec{
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AcceptancePolicy: swarm.AcceptancePolicy{
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Policies: []swarm.Policy{
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{Role: swarm.NodeRoleWorker, Autoaccept: true},
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{Role: swarm.NodeRoleManager},
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},
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},
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},
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}), checker.IsNil)
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d2 := s.AddDaemon(c, true, false)
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info, err := d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.ControlAvailable, checker.Equals, false)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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d1.updateNode(c, d2.NodeID, func(n *swarm.Node) {
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n.Spec.Role = swarm.NodeRoleManager
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})
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for i := 0; ; i++ {
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info, err := d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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if info.ControlAvailable {
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break
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}
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if i > 100 {
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c.Errorf("node did not turn into manager")
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}
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time.Sleep(100 * time.Millisecond)
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}
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d1.updateNode(c, d2.NodeID, func(n *swarm.Node) {
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n.Spec.Role = swarm.NodeRoleWorker
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})
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for i := 0; ; i++ {
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info, err := d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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if !info.ControlAvailable {
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break
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}
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if i > 100 {
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c.Errorf("node did not turn into worker")
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}
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time.Sleep(100 * time.Millisecond)
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}
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// Demoting last node should fail
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node := d1.getNode(c, d1.NodeID)
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node.Spec.Role = swarm.NodeRoleWorker
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url := fmt.Sprintf("/nodes/%s/update?version=%d", node.ID, node.Version.Index)
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status, out, err := d1.SockRequest("POST", url, node.Spec)
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c.Assert(err, checker.IsNil)
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c.Assert(status, checker.Equals, http.StatusInternalServerError, check.Commentf("output: %q", string(out)))
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c.Assert(string(out), checker.Contains, "last manager of the swarm")
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info, err = d1.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
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c.Assert(info.ControlAvailable, checker.Equals, true)
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// Promote already demoted node
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d1.updateNode(c, d2.NodeID, func(n *swarm.Node) {
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n.Spec.Role = swarm.NodeRoleManager
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})
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for i := 0; ; i++ {
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info, err := d2.info()
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c.Assert(err, checker.IsNil)
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c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
|
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if info.ControlAvailable {
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break
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}
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if i > 100 {
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c.Errorf("node did not turn into manager")
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}
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time.Sleep(100 * time.Millisecond)
|
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}
|
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}
|
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|
|
func (s *DockerSwarmSuite) TestApiSwarmServicesCreate(c *check.C) {
|
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testRequires(c, Network)
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d := s.AddDaemon(c, true, true)
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instances := 2
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id := d.createService(c, simpleTestService, setInstances(instances))
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waitAndAssert(c, defaultReconciliationTimeout, d.checkActiveContainerCount, checker.Equals, instances)
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service := d.getService(c, id)
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instances = 5
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d.updateService(c, service, setInstances(instances))
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waitAndAssert(c, defaultReconciliationTimeout, d.checkActiveContainerCount, checker.Equals, instances)
|
|
|
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d.removeService(c, service.ID)
|
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waitAndAssert(c, defaultReconciliationTimeout, d.checkActiveContainerCount, checker.Equals, 0)
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmServicesMultipleAgents(c *check.C) {
|
|
testRequires(c, Network)
|
|
d1 := s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, true, false)
|
|
d3 := s.AddDaemon(c, true, false)
|
|
|
|
time.Sleep(1 * time.Second) // make sure all daemons are ready to accept tasks
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|
|
|
instances := 9
|
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id := d1.createService(c, simpleTestService, setInstances(instances))
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d1.checkActiveContainerCount, checker.GreaterThan, 0)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d2.checkActiveContainerCount, checker.GreaterThan, 0)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d3.checkActiveContainerCount, checker.GreaterThan, 0)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount, d3.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
// reconciliation on d2 node down
|
|
c.Assert(d2.Stop(), checker.IsNil)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d3.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
// test downscaling
|
|
instances = 5
|
|
d1.updateService(c, d1.getService(c, id), setInstances(instances))
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d3.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmServicesCreateGlobal(c *check.C) {
|
|
testRequires(c, Network)
|
|
d1 := s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, true, false)
|
|
d3 := s.AddDaemon(c, true, false)
|
|
|
|
d1.createService(c, simpleTestService, setGlobalMode)
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|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d1.checkActiveContainerCount, checker.Equals, 1)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d2.checkActiveContainerCount, checker.Equals, 1)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d3.checkActiveContainerCount, checker.Equals, 1)
|
|
|
|
d4 := s.AddDaemon(c, true, false)
|
|
d5 := s.AddDaemon(c, true, false)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d4.checkActiveContainerCount, checker.Equals, 1)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d5.checkActiveContainerCount, checker.Equals, 1)
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmServicesStateReporting(c *check.C) {
|
|
testRequires(c, Network)
|
|
testRequires(c, SameHostDaemon)
|
|
testRequires(c, DaemonIsLinux)
|
|
|
|
d1 := s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, true, true)
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|
d3 := s.AddDaemon(c, true, false)
|
|
|
|
time.Sleep(1 * time.Second) // make sure all daemons are ready to accept
|
|
|
|
instances := 9
|
|
d1.createService(c, simpleTestService, setInstances(instances))
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount, d3.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
getContainers := func() map[string]*SwarmDaemon {
|
|
m := make(map[string]*SwarmDaemon)
|
|
for _, d := range []*SwarmDaemon{d1, d2, d3} {
|
|
for _, id := range d.activeContainers() {
|
|
m[id] = d
|
|
}
|
|
}
|
|
return m
|
|
}
|
|
|
|
containers := getContainers()
|
|
c.Assert(containers, checker.HasLen, instances)
|
|
var toRemove string
|
|
for i := range containers {
|
|
toRemove = i
|
|
}
|
|
|
|
_, err := containers[toRemove].Cmd("stop", toRemove)
|
|
c.Assert(err, checker.IsNil)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount, d3.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
containers2 := getContainers()
|
|
c.Assert(containers2, checker.HasLen, instances)
|
|
for i := range containers {
|
|
if i == toRemove {
|
|
c.Assert(containers2[i], checker.IsNil)
|
|
} else {
|
|
c.Assert(containers2[i], checker.NotNil)
|
|
}
|
|
}
|
|
|
|
containers = containers2
|
|
for i := range containers {
|
|
toRemove = i
|
|
}
|
|
|
|
// try with killing process outside of docker
|
|
pidStr, err := containers[toRemove].Cmd("inspect", "-f", "{{.State.Pid}}", toRemove)
|
|
c.Assert(err, checker.IsNil)
|
|
pid, err := strconv.Atoi(strings.TrimSpace(pidStr))
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(syscall.Kill(pid, syscall.SIGKILL), checker.IsNil)
|
|
|
|
time.Sleep(time.Second) // give some time to handle the signal
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount, d3.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
containers2 = getContainers()
|
|
c.Assert(containers2, checker.HasLen, instances)
|
|
for i := range containers {
|
|
if i == toRemove {
|
|
c.Assert(containers2[i], checker.IsNil)
|
|
} else {
|
|
c.Assert(containers2[i], checker.NotNil)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmRaftQuorum(c *check.C) {
|
|
testRequires(c, Network)
|
|
d1 := s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, true, true)
|
|
d3 := s.AddDaemon(c, true, true)
|
|
|
|
d1.createService(c, simpleTestService)
|
|
|
|
c.Assert(d2.Stop(), checker.IsNil)
|
|
|
|
d1.createService(c, simpleTestService, func(s *swarm.Service) {
|
|
s.Spec.Name = "top1"
|
|
})
|
|
|
|
c.Assert(d3.Stop(), checker.IsNil)
|
|
|
|
var service swarm.Service
|
|
simpleTestService(&service)
|
|
service.Spec.Name = "top2"
|
|
status, out, err := d1.SockRequest("POST", "/services/create", service.Spec)
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(status, checker.Equals, http.StatusInternalServerError, check.Commentf("deadline exceeded", string(out)))
|
|
|
|
c.Assert(d2.Start(), checker.IsNil)
|
|
|
|
d1.createService(c, simpleTestService, func(s *swarm.Service) {
|
|
s.Spec.Name = "top3"
|
|
})
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmListNodes(c *check.C) {
|
|
testRequires(c, Network)
|
|
d1 := s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, true, false)
|
|
d3 := s.AddDaemon(c, true, false)
|
|
|
|
nodes := d1.listNodes(c)
|
|
c.Assert(len(nodes), checker.Equals, 3, check.Commentf("nodes: %#v", nodes))
|
|
|
|
loop0:
|
|
for _, n := range nodes {
|
|
for _, d := range []*SwarmDaemon{d1, d2, d3} {
|
|
if n.ID == d.NodeID {
|
|
continue loop0
|
|
}
|
|
}
|
|
c.Errorf("unknown nodeID %v", n.ID)
|
|
}
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmNodeUpdate(c *check.C) {
|
|
testRequires(c, Network)
|
|
d := s.AddDaemon(c, true, true)
|
|
|
|
nodes := d.listNodes(c)
|
|
|
|
d.updateNode(c, nodes[0].ID, func(n *swarm.Node) {
|
|
n.Spec.Availability = swarm.NodeAvailabilityPause
|
|
})
|
|
|
|
n := d.getNode(c, nodes[0].ID)
|
|
c.Assert(n.Spec.Availability, checker.Equals, swarm.NodeAvailabilityPause)
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmNodeDrainPause(c *check.C) {
|
|
testRequires(c, Network)
|
|
d1 := s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, true, false)
|
|
|
|
time.Sleep(1 * time.Second) // make sure all daemons are ready to accept tasks
|
|
|
|
// start a service, expect balanced distribution
|
|
instances := 8
|
|
id := d1.createService(c, simpleTestService, setInstances(instances))
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d1.checkActiveContainerCount, checker.GreaterThan, 0)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d2.checkActiveContainerCount, checker.GreaterThan, 0)
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
// drain d2, all containers should move to d1
|
|
d1.updateNode(c, d2.NodeID, func(n *swarm.Node) {
|
|
n.Spec.Availability = swarm.NodeAvailabilityDrain
|
|
})
|
|
waitAndAssert(c, defaultReconciliationTimeout, d1.checkActiveContainerCount, checker.Equals, instances)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d2.checkActiveContainerCount, checker.Equals, 0)
|
|
|
|
// set d2 back to active
|
|
d1.updateNode(c, d2.NodeID, func(n *swarm.Node) {
|
|
n.Spec.Availability = swarm.NodeAvailabilityActive
|
|
})
|
|
|
|
instances = 1
|
|
d1.updateService(c, d1.getService(c, id), setInstances(instances))
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout*2, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
instances = 8
|
|
d1.updateService(c, d1.getService(c, id), setInstances(instances))
|
|
|
|
// drained node first so we don't get any old containers
|
|
waitAndAssert(c, defaultReconciliationTimeout, d2.checkActiveContainerCount, checker.GreaterThan, 0)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d1.checkActiveContainerCount, checker.GreaterThan, 0)
|
|
waitAndAssert(c, defaultReconciliationTimeout*2, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
d2ContainerCount := len(d2.activeContainers())
|
|
|
|
// set d2 to paused, scale service up, only d1 gets new tasks
|
|
d1.updateNode(c, d2.NodeID, func(n *swarm.Node) {
|
|
n.Spec.Availability = swarm.NodeAvailabilityPause
|
|
})
|
|
|
|
instances = 14
|
|
d1.updateService(c, d1.getService(c, id), setInstances(instances))
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d1.checkActiveContainerCount, checker.Equals, instances-d2ContainerCount)
|
|
waitAndAssert(c, defaultReconciliationTimeout, d2.checkActiveContainerCount, checker.Equals, d2ContainerCount)
|
|
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmLeaveRemovesContainer(c *check.C) {
|
|
testRequires(c, Network)
|
|
d := s.AddDaemon(c, true, true)
|
|
|
|
instances := 2
|
|
d.createService(c, simpleTestService, setInstances(instances))
|
|
|
|
id, err := d.Cmd("run", "-d", "busybox", "top")
|
|
c.Assert(err, checker.IsNil)
|
|
id = strings.TrimSpace(id)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d.checkActiveContainerCount, checker.Equals, instances+1)
|
|
|
|
c.Assert(d.Leave(false), checker.NotNil)
|
|
c.Assert(d.Leave(true), checker.IsNil)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d.checkActiveContainerCount, checker.Equals, 1)
|
|
|
|
id2, err := d.Cmd("ps", "-q")
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(id, checker.HasPrefix, strings.TrimSpace(id2))
|
|
}
|
|
|
|
// #23629
|
|
func (s *DockerSwarmSuite) TestApiSwarmLeaveOnPendingJoin(c *check.C) {
|
|
s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, false, false)
|
|
|
|
id, err := d2.Cmd("run", "-d", "busybox", "top")
|
|
c.Assert(err, checker.IsNil)
|
|
id = strings.TrimSpace(id)
|
|
|
|
go d2.Join(swarm.JoinRequest{
|
|
RemoteAddrs: []string{"nosuchhost:1234"},
|
|
}) // will block on pending state
|
|
|
|
for i := 0; ; i++ {
|
|
info, err := d2.info()
|
|
c.Assert(err, checker.IsNil)
|
|
if info.LocalNodeState == swarm.LocalNodeStatePending {
|
|
break
|
|
}
|
|
if i > 100 {
|
|
c.Fatalf("node did not go to pending state: %v", info.LocalNodeState)
|
|
}
|
|
time.Sleep(100 * time.Millisecond)
|
|
}
|
|
|
|
c.Assert(d2.Leave(true), checker.IsNil)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d2.checkActiveContainerCount, checker.Equals, 1)
|
|
|
|
id2, err := d2.Cmd("ps", "-q")
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(id, checker.HasPrefix, strings.TrimSpace(id2))
|
|
}
|
|
|
|
// #23705
|
|
func (s *DockerSwarmSuite) TestApiSwarmRestoreOnPendingJoin(c *check.C) {
|
|
d := s.AddDaemon(c, false, false)
|
|
go d.Join(swarm.JoinRequest{
|
|
RemoteAddrs: []string{"nosuchhost:1234"},
|
|
}) // will block on pending state
|
|
|
|
for i := 0; ; i++ {
|
|
info, err := d.info()
|
|
c.Assert(err, checker.IsNil)
|
|
if info.LocalNodeState == swarm.LocalNodeStatePending {
|
|
break
|
|
}
|
|
if i > 100 {
|
|
c.Fatalf("node did not go to pending state: %v", info.LocalNodeState)
|
|
}
|
|
time.Sleep(100 * time.Millisecond)
|
|
}
|
|
|
|
c.Assert(d.Stop(), checker.IsNil)
|
|
c.Assert(d.Start(), checker.IsNil)
|
|
|
|
info, err := d.info()
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateInactive)
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmManagerRestore(c *check.C) {
|
|
testRequires(c, Network)
|
|
d1 := s.AddDaemon(c, true, true)
|
|
|
|
instances := 2
|
|
id := d1.createService(c, simpleTestService, setInstances(instances))
|
|
|
|
d1.getService(c, id)
|
|
d1.Stop()
|
|
d1.Start()
|
|
d1.getService(c, id)
|
|
|
|
d2 := s.AddDaemon(c, true, true)
|
|
d2.getService(c, id)
|
|
d2.Stop()
|
|
d2.Start()
|
|
d2.getService(c, id)
|
|
|
|
d3 := s.AddDaemon(c, true, true)
|
|
d3.getService(c, id)
|
|
d3.Stop()
|
|
d3.Start()
|
|
d3.getService(c, id)
|
|
|
|
d3.Kill()
|
|
time.Sleep(1 * time.Second) // time to handle signal
|
|
d3.Start()
|
|
d3.getService(c, id)
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmScaleNoRollingUpdate(c *check.C) {
|
|
testRequires(c, Network)
|
|
d := s.AddDaemon(c, true, true)
|
|
|
|
instances := 2
|
|
id := d.createService(c, simpleTestService, setInstances(instances))
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d.checkActiveContainerCount, checker.Equals, instances)
|
|
containers := d.activeContainers()
|
|
instances = 4
|
|
d.updateService(c, d.getService(c, id), setInstances(instances))
|
|
waitAndAssert(c, defaultReconciliationTimeout, d.checkActiveContainerCount, checker.Equals, instances)
|
|
containers2 := d.activeContainers()
|
|
|
|
loop0:
|
|
for _, c1 := range containers {
|
|
for _, c2 := range containers2 {
|
|
if c1 == c2 {
|
|
continue loop0
|
|
}
|
|
}
|
|
c.Errorf("container %v not found in new set %#v", c1, containers2)
|
|
}
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmInvalidAddress(c *check.C) {
|
|
d := s.AddDaemon(c, false, false)
|
|
req := swarm.InitRequest{
|
|
ListenAddr: "",
|
|
}
|
|
status, _, err := d.SockRequest("POST", "/swarm/init", req)
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(status, checker.Equals, http.StatusInternalServerError)
|
|
|
|
req2 := swarm.JoinRequest{
|
|
ListenAddr: "0.0.0.0:2377",
|
|
RemoteAddrs: []string{""},
|
|
}
|
|
status, _, err = d.SockRequest("POST", "/swarm/join", req2)
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(status, checker.Equals, http.StatusInternalServerError)
|
|
}
|
|
|
|
func (s *DockerSwarmSuite) TestApiSwarmForceNewCluster(c *check.C) {
|
|
d1 := s.AddDaemon(c, true, true)
|
|
d2 := s.AddDaemon(c, true, true)
|
|
|
|
instances := 2
|
|
id := d1.createService(c, simpleTestService, setInstances(instances))
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d2.checkActiveContainerCount), checker.Equals, instances)
|
|
|
|
c.Assert(d2.Stop(), checker.IsNil)
|
|
|
|
time.Sleep(5 * time.Second)
|
|
|
|
c.Assert(d1.Init(swarm.InitRequest{
|
|
ForceNewCluster: true,
|
|
Spec: swarm.Spec{
|
|
AcceptancePolicy: autoAcceptPolicy,
|
|
},
|
|
}), checker.IsNil)
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, d1.checkActiveContainerCount, checker.Equals, instances)
|
|
|
|
d3 := s.AddDaemon(c, true, true)
|
|
info, err := d3.info()
|
|
c.Assert(err, checker.IsNil)
|
|
c.Assert(info.ControlAvailable, checker.Equals, true)
|
|
c.Assert(info.LocalNodeState, checker.Equals, swarm.LocalNodeStateActive)
|
|
|
|
instances = 4
|
|
d3.updateService(c, d3.getService(c, id), setInstances(instances))
|
|
|
|
waitAndAssert(c, defaultReconciliationTimeout, reducedCheck(sumAsIntegers, d1.checkActiveContainerCount, d3.checkActiveContainerCount), checker.Equals, instances)
|
|
}
|
|
|
|
func simpleTestService(s *swarm.Service) {
|
|
var ureplicas uint64
|
|
ureplicas = 1
|
|
s.Spec = swarm.ServiceSpec{
|
|
TaskTemplate: swarm.TaskSpec{
|
|
ContainerSpec: swarm.ContainerSpec{
|
|
Image: "busybox:latest",
|
|
Command: []string{"/bin/top"},
|
|
},
|
|
},
|
|
Mode: swarm.ServiceMode{
|
|
Replicated: &swarm.ReplicatedService{
|
|
Replicas: &ureplicas,
|
|
},
|
|
},
|
|
}
|
|
s.Spec.Name = "top"
|
|
}
|
|
|
|
func setInstances(replicas int) serviceConstructor {
|
|
ureplicas := uint64(replicas)
|
|
return func(s *swarm.Service) {
|
|
s.Spec.Mode = swarm.ServiceMode{
|
|
Replicated: &swarm.ReplicatedService{
|
|
Replicas: &ureplicas,
|
|
},
|
|
}
|
|
}
|
|
}
|
|
|
|
func setGlobalMode(s *swarm.Service) {
|
|
s.Spec.Mode = swarm.ServiceMode{
|
|
Global: &swarm.GlobalService{},
|
|
}
|
|
}
|