open-nomad/nomad/client_alloc_endpoint_test.go
Danielle Lancashire e135876493 allocs: Add nomad alloc restart
This adds a `nomad alloc restart` command and api that allows a job operator
with the alloc-lifecycle acl to perform an in-place restart of a Nomad
allocation, or a given subtask.
2019-04-11 14:25:49 +02:00

1043 lines
28 KiB
Go

package nomad
import (
"fmt"
"testing"
msgpackrpc "github.com/hashicorp/net-rpc-msgpackrpc"
"github.com/hashicorp/nomad/acl"
"github.com/hashicorp/nomad/client"
"github.com/hashicorp/nomad/client/config"
cstructs "github.com/hashicorp/nomad/client/structs"
"github.com/hashicorp/nomad/helper/uuid"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/structs"
"github.com/hashicorp/nomad/testutil"
"github.com/kr/pretty"
"github.com/stretchr/testify/require"
)
func TestClientAllocations_GarbageCollectAll_Local(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s := TestServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s.config.RPCAddr.String()}
})
defer cleanup()
testutil.WaitForResult(func() (bool, error) {
nodes := s.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
t.Fatalf("should have a clients")
})
// Make the request without having a node-id
req := &structs.NodeSpecificRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollectAll", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), "missing")
// Fetch the response setting the node id
req.NodeID = c.NodeID()
var resp2 structs.GenericResponse
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollectAll", req, &resp2)
require.Nil(err)
}
func TestClientAllocations_GarbageCollectAll_Local_ACL(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server
s, root := TestACLServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Create a bad token
policyBad := mock.NamespacePolicy("other", "", []string{acl.NamespaceCapabilityReadFS})
tokenBad := mock.CreatePolicyAndToken(t, s.State(), 1005, "invalid", policyBad)
policyGood := mock.NodePolicy(acl.PolicyWrite)
tokenGood := mock.CreatePolicyAndToken(t, s.State(), 1009, "valid2", policyGood)
cases := []struct {
Name string
Token string
ExpectedError string
}{
{
Name: "bad token",
Token: tokenBad.SecretID,
ExpectedError: structs.ErrPermissionDenied.Error(),
},
{
Name: "good token",
Token: tokenGood.SecretID,
ExpectedError: "Unknown node",
},
{
Name: "root token",
Token: root.SecretID,
ExpectedError: "Unknown node",
},
}
for _, c := range cases {
t.Run(c.Name, func(t *testing.T) {
// Make the request without having a node-id
req := &structs.NodeSpecificRequest{
NodeID: uuid.Generate(),
QueryOptions: structs.QueryOptions{
AuthToken: c.Token,
Region: "global",
},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollectAll", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), c.ExpectedError)
})
}
}
func TestClientAllocations_GarbageCollectAll_NoNode(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s := TestServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Make the request without having a node-id
req := &structs.NodeSpecificRequest{
NodeID: uuid.Generate(),
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollectAll", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), "Unknown node")
}
func TestClientAllocations_GarbageCollectAll_OldNode(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and fake an old client
s := TestServer(t, nil)
defer s.Shutdown()
state := s.State()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Test for an old version error
node := mock.Node()
node.Attributes["nomad.version"] = "0.7.1"
require.Nil(state.UpsertNode(1005, node))
req := &structs.NodeSpecificRequest{
NodeID: node.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollectAll", req, &resp)
require.True(structs.IsErrNodeLacksRpc(err))
// Test for a missing version error
delete(node.Attributes, "nomad.version")
require.Nil(state.UpsertNode(1006, node))
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollectAll", req, &resp)
require.True(structs.IsErrUnknownNomadVersion(err))
}
func TestClientAllocations_GarbageCollectAll_Remote(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s1 := TestServer(t, nil)
defer s1.Shutdown()
s2 := TestServer(t, func(c *Config) {
c.DevDisableBootstrap = true
})
defer s2.Shutdown()
TestJoin(t, s1, s2)
testutil.WaitForLeader(t, s1.RPC)
testutil.WaitForLeader(t, s2.RPC)
codec := rpcClient(t, s2)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s2.config.RPCAddr.String()}
c.GCDiskUsageThreshold = 100.0
})
defer cleanup()
testutil.WaitForResult(func() (bool, error) {
nodes := s2.connectedNodes()
if len(nodes) != 1 {
return false, fmt.Errorf("should have 1 client. found %d", len(nodes))
}
req := &structs.NodeSpecificRequest{
NodeID: c.NodeID(),
QueryOptions: structs.QueryOptions{Region: "global"},
}
resp := structs.SingleNodeResponse{}
if err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp); err != nil {
return false, err
}
return resp.Node != nil && resp.Node.Status == structs.NodeStatusReady, fmt.Errorf(
"expected ready but found %s", pretty.Sprint(resp.Node))
}, func(err error) {
t.Fatalf("should have a clients")
})
// Force remove the connection locally in case it exists
s1.nodeConnsLock.Lock()
delete(s1.nodeConns, c.NodeID())
s1.nodeConnsLock.Unlock()
// Make the request
req := &structs.NodeSpecificRequest{
NodeID: c.NodeID(),
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp cstructs.ClientStatsResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollectAll", req, &resp)
require.Nil(err)
}
func TestClientAllocations_GarbageCollect_OldNode(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and fake an old client
s := TestServer(t, nil)
defer s.Shutdown()
state := s.State()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Test for an old version error
node := mock.Node()
node.Attributes["nomad.version"] = "0.7.1"
require.Nil(state.UpsertNode(1005, node))
alloc := mock.Alloc()
alloc.NodeID = node.ID
require.Nil(state.UpsertAllocs(1006, []*structs.Allocation{alloc}))
req := &structs.AllocSpecificRequest{
AllocID: alloc.ID,
QueryOptions: structs.QueryOptions{
Region: "global",
Namespace: structs.DefaultNamespace,
},
}
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollect", req, &resp)
require.True(structs.IsErrNodeLacksRpc(err), err.Error())
// Test for a missing version error
delete(node.Attributes, "nomad.version")
require.Nil(state.UpsertNode(1007, node))
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollect", req, &resp)
require.True(structs.IsErrUnknownNomadVersion(err), err.Error())
}
func TestClientAllocations_GarbageCollect_Local(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s := TestServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s.config.RPCAddr.String()}
c.GCDiskUsageThreshold = 100.0
})
defer cleanup()
// Force an allocation onto the node
a := mock.Alloc()
a.Job.Type = structs.JobTypeBatch
a.NodeID = c.NodeID()
a.Job.TaskGroups[0].Count = 1
a.Job.TaskGroups[0].Tasks[0] = &structs.Task{
Name: "web",
Driver: "mock_driver",
Config: map[string]interface{}{
"run_for": "2s",
},
LogConfig: structs.DefaultLogConfig(),
Resources: &structs.Resources{
CPU: 500,
MemoryMB: 256,
},
}
testutil.WaitForResult(func() (bool, error) {
nodes := s.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
t.Fatalf("should have a clients")
})
// Upsert the allocation
state := s.State()
require.Nil(state.UpsertJob(999, a.Job))
require.Nil(state.UpsertAllocs(1003, []*structs.Allocation{a}))
// Wait for the client to run the allocation
testutil.WaitForResult(func() (bool, error) {
alloc, err := state.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
if alloc == nil {
return false, fmt.Errorf("unknown alloc")
}
if alloc.ClientStatus != structs.AllocClientStatusComplete {
return false, fmt.Errorf("alloc client status: %v", alloc.ClientStatus)
}
return true, nil
}, func(err error) {
t.Fatalf("Alloc on node %q not finished: %v", c.NodeID(), err)
})
// Make the request without having an alloc id
req := &structs.AllocSpecificRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollect", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), "missing")
// Fetch the response setting the node id
req.AllocID = a.ID
var resp2 structs.GenericResponse
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollect", req, &resp2)
require.Nil(err)
}
func TestClientAllocations_GarbageCollect_Local_ACL(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server
s, root := TestACLServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Create a bad token
policyBad := mock.NamespacePolicy("other", "", []string{acl.NamespaceCapabilityReadFS})
tokenBad := mock.CreatePolicyAndToken(t, s.State(), 1005, "invalid", policyBad)
policyGood := mock.NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilitySubmitJob})
tokenGood := mock.CreatePolicyAndToken(t, s.State(), 1009, "valid2", policyGood)
cases := []struct {
Name string
Token string
ExpectedError string
}{
{
Name: "bad token",
Token: tokenBad.SecretID,
ExpectedError: structs.ErrPermissionDenied.Error(),
},
{
Name: "good token",
Token: tokenGood.SecretID,
ExpectedError: structs.ErrUnknownAllocationPrefix,
},
{
Name: "root token",
Token: root.SecretID,
ExpectedError: structs.ErrUnknownAllocationPrefix,
},
}
for _, c := range cases {
t.Run(c.Name, func(t *testing.T) {
// Make the request without having a node-id
req := &structs.AllocSpecificRequest{
AllocID: uuid.Generate(),
QueryOptions: structs.QueryOptions{
AuthToken: c.Token,
Region: "global",
Namespace: structs.DefaultNamespace,
},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollect", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), c.ExpectedError)
})
}
}
func TestClientAllocations_GarbageCollect_Remote(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s1 := TestServer(t, nil)
defer s1.Shutdown()
s2 := TestServer(t, func(c *Config) {
c.DevDisableBootstrap = true
})
defer s2.Shutdown()
TestJoin(t, s1, s2)
testutil.WaitForLeader(t, s1.RPC)
testutil.WaitForLeader(t, s2.RPC)
codec := rpcClient(t, s2)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s2.config.RPCAddr.String()}
c.GCDiskUsageThreshold = 100.0
})
defer cleanup()
// Force an allocation onto the node
a := mock.Alloc()
a.Job.Type = structs.JobTypeBatch
a.NodeID = c.NodeID()
a.Job.TaskGroups[0].Count = 1
a.Job.TaskGroups[0].Tasks[0] = &structs.Task{
Name: "web",
Driver: "mock_driver",
Config: map[string]interface{}{
"run_for": "2s",
},
LogConfig: structs.DefaultLogConfig(),
Resources: &structs.Resources{
CPU: 500,
MemoryMB: 256,
},
}
testutil.WaitForResult(func() (bool, error) {
nodes := s2.connectedNodes()
if len(nodes) != 1 {
return false, fmt.Errorf("should have 1 client. found %d", len(nodes))
}
req := &structs.NodeSpecificRequest{
NodeID: c.NodeID(),
QueryOptions: structs.QueryOptions{Region: "global"},
}
resp := structs.SingleNodeResponse{}
if err := msgpackrpc.CallWithCodec(codec, "Node.GetNode", req, &resp); err != nil {
return false, err
}
return resp.Node != nil && resp.Node.Status == structs.NodeStatusReady, fmt.Errorf(
"expected ready but found %s", pretty.Sprint(resp.Node))
}, func(err error) {
t.Fatalf("should have a clients")
})
// Upsert the allocation
state1 := s1.State()
state2 := s2.State()
require.Nil(state1.UpsertJob(999, a.Job))
require.Nil(state1.UpsertAllocs(1003, []*structs.Allocation{a}))
require.Nil(state2.UpsertJob(999, a.Job))
require.Nil(state2.UpsertAllocs(1003, []*structs.Allocation{a}))
// Wait for the client to run the allocation
testutil.WaitForResult(func() (bool, error) {
alloc, err := state2.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
if alloc == nil {
return false, fmt.Errorf("unknown alloc")
}
if alloc.ClientStatus != structs.AllocClientStatusComplete {
return false, fmt.Errorf("alloc client status: %v", alloc.ClientStatus)
}
return true, nil
}, func(err error) {
t.Fatalf("Alloc on node %q not finished: %v", c.NodeID(), err)
})
// Force remove the connection locally in case it exists
s1.nodeConnsLock.Lock()
delete(s1.nodeConns, c.NodeID())
s1.nodeConnsLock.Unlock()
// Make the request
req := &structs.AllocSpecificRequest{
AllocID: a.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp cstructs.ClientStatsResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.GarbageCollect", req, &resp)
require.Nil(err)
}
func TestClientAllocations_Stats_OldNode(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and fake an old client
s := TestServer(t, nil)
defer s.Shutdown()
state := s.State()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Test for an old version error
node := mock.Node()
node.Attributes["nomad.version"] = "0.7.1"
require.Nil(state.UpsertNode(1005, node))
alloc := mock.Alloc()
alloc.NodeID = node.ID
require.Nil(state.UpsertAllocs(1006, []*structs.Allocation{alloc}))
req := &structs.AllocSpecificRequest{
AllocID: alloc.ID,
QueryOptions: structs.QueryOptions{
Region: "global",
},
}
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.Stats", req, &resp)
require.True(structs.IsErrNodeLacksRpc(err), err.Error())
// Test for a missing version error
delete(node.Attributes, "nomad.version")
require.Nil(state.UpsertNode(1007, node))
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.Stats", req, &resp)
require.True(structs.IsErrUnknownNomadVersion(err), err.Error())
}
func TestClientAllocations_Stats_Local(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s := TestServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s.config.RPCAddr.String()}
})
defer cleanup()
// Force an allocation onto the node
a := mock.Alloc()
a.Job.Type = structs.JobTypeBatch
a.NodeID = c.NodeID()
a.Job.TaskGroups[0].Count = 1
a.Job.TaskGroups[0].Tasks[0] = &structs.Task{
Name: "web",
Driver: "mock_driver",
Config: map[string]interface{}{
"run_for": "2s",
},
LogConfig: structs.DefaultLogConfig(),
Resources: &structs.Resources{
CPU: 500,
MemoryMB: 256,
},
}
testutil.WaitForResult(func() (bool, error) {
nodes := s.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
t.Fatalf("should have a clients")
})
// Upsert the allocation
state := s.State()
require.Nil(state.UpsertJob(999, a.Job))
require.Nil(state.UpsertAllocs(1003, []*structs.Allocation{a}))
// Wait for the client to run the allocation
testutil.WaitForResult(func() (bool, error) {
alloc, err := state.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
if alloc == nil {
return false, fmt.Errorf("unknown alloc")
}
if alloc.ClientStatus != structs.AllocClientStatusComplete {
return false, fmt.Errorf("alloc client status: %v", alloc.ClientStatus)
}
return true, nil
}, func(err error) {
t.Fatalf("Alloc on node %q not finished: %v", c.NodeID(), err)
})
// Make the request without having an alloc id
req := &structs.AllocSpecificRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp cstructs.AllocStatsResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.Stats", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), "missing")
// Fetch the response setting the node id
req.AllocID = a.ID
var resp2 cstructs.AllocStatsResponse
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.Stats", req, &resp2)
require.Nil(err)
require.NotNil(resp2.Stats)
}
func TestClientAllocations_Stats_Local_ACL(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server
s, root := TestACLServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Create a bad token
policyBad := mock.NamespacePolicy("other", "", []string{acl.NamespaceCapabilityReadFS})
tokenBad := mock.CreatePolicyAndToken(t, s.State(), 1005, "invalid", policyBad)
policyGood := mock.NamespacePolicy(structs.DefaultNamespace, "", []string{acl.NamespaceCapabilityReadJob})
tokenGood := mock.CreatePolicyAndToken(t, s.State(), 1009, "valid2", policyGood)
cases := []struct {
Name string
Token string
ExpectedError string
}{
{
Name: "bad token",
Token: tokenBad.SecretID,
ExpectedError: structs.ErrPermissionDenied.Error(),
},
{
Name: "good token",
Token: tokenGood.SecretID,
ExpectedError: structs.ErrUnknownAllocationPrefix,
},
{
Name: "root token",
Token: root.SecretID,
ExpectedError: structs.ErrUnknownAllocationPrefix,
},
}
for _, c := range cases {
t.Run(c.Name, func(t *testing.T) {
// Make the request without having a node-id
req := &structs.AllocSpecificRequest{
AllocID: uuid.Generate(),
QueryOptions: structs.QueryOptions{
AuthToken: c.Token,
Region: "global",
Namespace: structs.DefaultNamespace,
},
}
// Fetch the response
var resp cstructs.AllocStatsResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.Stats", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), c.ExpectedError)
})
}
}
func TestClientAllocations_Stats_Remote(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s1 := TestServer(t, nil)
defer s1.Shutdown()
s2 := TestServer(t, func(c *Config) {
c.DevDisableBootstrap = true
})
defer s2.Shutdown()
TestJoin(t, s1, s2)
testutil.WaitForLeader(t, s1.RPC)
testutil.WaitForLeader(t, s2.RPC)
codec := rpcClient(t, s2)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s2.config.RPCAddr.String()}
})
defer cleanup()
// Force an allocation onto the node
a := mock.Alloc()
a.Job.Type = structs.JobTypeBatch
a.NodeID = c.NodeID()
a.Job.TaskGroups[0].Count = 1
a.Job.TaskGroups[0].Tasks[0] = &structs.Task{
Name: "web",
Driver: "mock_driver",
Config: map[string]interface{}{
"run_for": "2s",
},
LogConfig: structs.DefaultLogConfig(),
Resources: &structs.Resources{
CPU: 500,
MemoryMB: 256,
},
}
testutil.WaitForResult(func() (bool, error) {
nodes := s2.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
t.Fatalf("should have a clients")
})
// Upsert the allocation
state1 := s1.State()
state2 := s2.State()
require.Nil(state1.UpsertJob(999, a.Job))
require.Nil(state1.UpsertAllocs(1003, []*structs.Allocation{a}))
require.Nil(state2.UpsertJob(999, a.Job))
require.Nil(state2.UpsertAllocs(1003, []*structs.Allocation{a}))
// Wait for the client to run the allocation
testutil.WaitForResult(func() (bool, error) {
alloc, err := state2.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
if alloc == nil {
return false, fmt.Errorf("unknown alloc")
}
if alloc.ClientStatus != structs.AllocClientStatusComplete {
return false, fmt.Errorf("alloc client status: %v", alloc.ClientStatus)
}
return true, nil
}, func(err error) {
t.Fatalf("Alloc on node %q not finished: %v", c.NodeID(), err)
})
// Force remove the connection locally in case it exists
s1.nodeConnsLock.Lock()
delete(s1.nodeConns, c.NodeID())
s1.nodeConnsLock.Unlock()
// Make the request
req := &structs.AllocSpecificRequest{
AllocID: a.ID,
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp cstructs.AllocStatsResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.Stats", req, &resp)
require.Nil(err)
require.NotNil(resp.Stats)
}
func TestClientAllocations_Restart_Local(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s := TestServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s.config.RPCAddr.String()}
c.GCDiskUsageThreshold = 100.0
})
defer cleanup()
// Force an allocation onto the node
a := mock.Alloc()
a.Job.Type = structs.JobTypeService
a.NodeID = c.NodeID()
a.Job.TaskGroups[0].Count = 1
a.Job.TaskGroups[0].Tasks[0] = &structs.Task{
Name: "web",
Driver: "mock_driver",
Config: map[string]interface{}{
"run_for": "10s",
},
LogConfig: structs.DefaultLogConfig(),
Resources: &structs.Resources{
CPU: 500,
MemoryMB: 256,
},
}
testutil.WaitForResult(func() (bool, error) {
nodes := s.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
t.Fatalf("should have a client")
})
// Upsert the allocation
state := s.State()
require.Nil(state.UpsertJob(999, a.Job))
require.Nil(state.UpsertAllocs(1003, []*structs.Allocation{a}))
// Wait for the client to run the allocation
testutil.WaitForResult(func() (bool, error) {
alloc, err := state.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
if alloc == nil {
return false, fmt.Errorf("unknown alloc")
}
if alloc.ClientStatus != structs.AllocClientStatusRunning {
return false, fmt.Errorf("alloc client status: %v", alloc.ClientStatus)
}
return true, nil
}, func(err error) {
t.Fatalf("Alloc on node %q not running: %v", c.NodeID(), err)
})
// Make the request without having an alloc id
req := &structs.AllocRestartRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.Restart", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), "missing")
// Fetch the response setting the alloc id - This should not error because the
// alloc is running.
req.AllocID = a.ID
var resp2 structs.GenericResponse
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.Restart", req, &resp2)
require.Nil(err)
testutil.WaitForResult(func() (bool, error) {
alloc, err := state.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
if alloc == nil {
return false, fmt.Errorf("unknown alloc")
}
taskState := alloc.TaskStates["web"]
if taskState == nil {
return false, fmt.Errorf("could not find task state")
}
if taskState.Restarts != 1 {
return false, fmt.Errorf("expected task 'web' to have 1 restart, got: %d", taskState.Restarts)
}
return true, nil
}, func(err error) {
t.Fatalf("Alloc on node %q not running: %v", c.NodeID(), err)
})
}
func TestClientAllocations_Restart_Remote(t *testing.T) {
t.Parallel()
require := require.New(t)
// Start a server and client
s1 := TestServer(t, nil)
defer s1.Shutdown()
s2 := TestServer(t, func(c *Config) {
c.DevDisableBootstrap = true
})
defer s2.Shutdown()
TestJoin(t, s1, s2)
testutil.WaitForLeader(t, s1.RPC)
testutil.WaitForLeader(t, s2.RPC)
codec := rpcClient(t, s2)
c, cleanup := client.TestClient(t, func(c *config.Config) {
c.Servers = []string{s2.config.RPCAddr.String()}
})
defer cleanup()
// Force an allocation onto the node
a := mock.Alloc()
a.Job.Type = structs.JobTypeService
a.NodeID = c.NodeID()
a.Job.TaskGroups[0].Count = 1
a.Job.TaskGroups[0].Tasks[0] = &structs.Task{
Name: "web",
Driver: "mock_driver",
Config: map[string]interface{}{
"run_for": "10s",
},
LogConfig: structs.DefaultLogConfig(),
Resources: &structs.Resources{
CPU: 500,
MemoryMB: 256,
},
}
testutil.WaitForResult(func() (bool, error) {
nodes := s2.connectedNodes()
return len(nodes) == 1, nil
}, func(err error) {
t.Fatalf("should have a client")
})
// Upsert the allocation
state1 := s1.State()
state2 := s2.State()
require.Nil(state1.UpsertJob(999, a.Job))
require.Nil(state1.UpsertAllocs(1003, []*structs.Allocation{a}))
require.Nil(state2.UpsertJob(999, a.Job))
require.Nil(state2.UpsertAllocs(1003, []*structs.Allocation{a}))
// Wait for the client to run the allocation
testutil.WaitForResult(func() (bool, error) {
alloc, err := state2.AllocByID(nil, a.ID)
if err != nil {
return false, err
}
if alloc == nil {
return false, fmt.Errorf("unknown alloc")
}
if alloc.ClientStatus != structs.AllocClientStatusRunning {
return false, fmt.Errorf("alloc client status: %v", alloc.ClientStatus)
}
return true, nil
}, func(err error) {
t.Fatalf("Alloc on node %q not running: %v", c.NodeID(), err)
})
// Make the request without having an alloc id
req := &structs.AllocRestartRequest{
QueryOptions: structs.QueryOptions{Region: "global"},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.Restart", req, &resp)
require.NotNil(err)
require.Contains(err.Error(), "missing")
// Fetch the response setting the alloc id - This should succeed because the
// alloc is running
req.AllocID = a.ID
var resp2 structs.GenericResponse
err = msgpackrpc.CallWithCodec(codec, "ClientAllocations.Restart", req, &resp2)
require.Nil(err)
}
func TestClientAllocations_Restart_ACL(t *testing.T) {
// Start a server
s, root := TestACLServer(t, nil)
defer s.Shutdown()
codec := rpcClient(t, s)
testutil.WaitForLeader(t, s.RPC)
// Create a bad token
policyBad := mock.NamespacePolicy("other", "", []string{acl.NamespaceCapabilityReadFS})
tokenBad := mock.CreatePolicyAndToken(t, s.State(), 1005, "invalid", policyBad)
policyGood := mock.NamespacePolicy(structs.DefaultNamespace, acl.PolicyWrite, nil)
tokenGood := mock.CreatePolicyAndToken(t, s.State(), 1009, "valid2", policyGood)
cases := []struct {
Name string
Token string
ExpectedError string
}{
{
Name: "bad token",
Token: tokenBad.SecretID,
ExpectedError: structs.ErrPermissionDenied.Error(),
},
{
Name: "good token",
Token: tokenGood.SecretID,
ExpectedError: "Unknown alloc",
},
{
Name: "root token",
Token: root.SecretID,
ExpectedError: "Unknown alloc",
},
}
for _, c := range cases {
t.Run(c.Name, func(t *testing.T) {
// Make the request without having a node-id
req := &structs.AllocRestartRequest{
AllocID: uuid.Generate(),
QueryOptions: structs.QueryOptions{
Namespace: structs.DefaultNamespace,
AuthToken: c.Token,
Region: "global",
},
}
// Fetch the response
var resp structs.GenericResponse
err := msgpackrpc.CallWithCodec(codec, "ClientAllocations.Restart", req, &resp)
require.NotNil(t, err)
require.Contains(t, err.Error(), c.ExpectedError)
})
}
}