open-nomad/nomad/state/testing.go
Drew Bailey df96b89958
Add EvictCallbackFn to handle removing entries from go-memdb when they
are removed from the event buffer.

Wire up event buffer size config, use pointers for structs.Events
instead of copying.
2020-10-14 12:44:42 -04:00

125 lines
3.3 KiB
Go

package state
import (
testing "github.com/mitchellh/go-testing-interface"
"github.com/hashicorp/nomad/helper/testlog"
"github.com/hashicorp/nomad/helper/uuid"
"github.com/hashicorp/nomad/nomad/mock"
"github.com/hashicorp/nomad/nomad/structs"
)
func TestStateStore(t testing.T) *StateStore {
config := &StateStoreConfig{
Logger: testlog.HCLogger(t),
Region: "global",
}
state, err := NewStateStore(config)
if err != nil {
t.Fatalf("err: %v", err)
}
if state == nil {
t.Fatalf("missing state")
}
return state
}
func TestStateStorePublisher(t testing.T) *StateStoreConfig {
return &StateStoreConfig{
Logger: testlog.HCLogger(t),
Region: "global",
EnablePublisher: true,
}
}
func TestStateStoreCfg(t testing.T, cfg *StateStoreConfig) *StateStore {
state, err := NewStateStore(cfg)
if err != nil {
t.Fatalf("err: %v", err)
}
if state == nil {
t.Fatalf("missing state")
}
return state
}
// CreateTestCSIPlugin is a helper that generates the node + fingerprint results necessary
// to create a CSIPlugin by directly inserting into the state store. The plugin requires a
// controller.
func CreateTestCSIPlugin(s *StateStore, id string) func() {
return createTestCSIPlugin(s, id, true)
}
// CreateTestCSIPluginNodeOnly is a helper that generates the node + fingerprint results
// necessary to create a CSIPlugin by directly inserting into the state store. The plugin
// does not require a controller. In tests that exercise volume registration, this prevents
// an error attempting to RPC the node.
func CreateTestCSIPluginNodeOnly(s *StateStore, id string) func() {
return createTestCSIPlugin(s, id, false)
}
func createTestCSIPlugin(s *StateStore, id string, requiresController bool) func() {
// Create some nodes
ns := make([]*structs.Node, 3)
for i := range ns {
n := mock.Node()
n.Attributes["nomad.version"] = "0.11.0"
ns[i] = n
}
// Install healthy plugin fingerprinting results
ns[0].CSIControllerPlugins = map[string]*structs.CSIInfo{
id: {
PluginID: id,
AllocID: uuid.Generate(),
Healthy: true,
HealthDescription: "healthy",
RequiresControllerPlugin: requiresController,
RequiresTopologies: false,
ControllerInfo: &structs.CSIControllerInfo{
SupportsReadOnlyAttach: true,
SupportsAttachDetach: true,
SupportsListVolumes: true,
SupportsListVolumesAttachedNodes: false,
},
},
}
// Install healthy plugin fingerprinting results
for _, n := range ns[1:] {
n.CSINodePlugins = map[string]*structs.CSIInfo{
id: {
PluginID: id,
AllocID: uuid.Generate(),
Healthy: true,
HealthDescription: "healthy",
RequiresControllerPlugin: requiresController,
RequiresTopologies: false,
NodeInfo: &structs.CSINodeInfo{
ID: n.ID,
MaxVolumes: 64,
RequiresNodeStageVolume: true,
},
},
}
}
// Insert them into the state store
index := uint64(999)
for _, n := range ns {
index++
s.UpsertNode(index, n)
}
ids := make([]string, len(ns))
for i, n := range ns {
ids[i] = n.ID
}
// Return cleanup function that deletes the nodes
return func() {
index++
s.DeleteNode(index, ids)
}
}