open-vault/vault/diagnose/mock_storage_backend.go

121 lines
3.8 KiB
Go

package diagnose
import (
"context"
"fmt"
"time"
"github.com/hashicorp/vault/physical/raft"
"github.com/hashicorp/vault/sdk/physical"
)
const (
timeoutCallRead string = "lag Read"
timeoutCallWrite string = "lag Write"
timeoutCallDelete string = "lag Delete"
errCallWrite string = "err Write"
errCallDelete string = "err Delete"
errCallRead string = "err Read"
badReadCall string = "bad Read"
storageErrStringWrite string = "storage error on write"
storageErrStringRead string = "storage error on read"
storageErrStringDelete string = "storage error on delete"
readOp string = "read"
writeOp string = "write"
deleteOp string = "delete"
)
var goodEntry physical.Entry = physical.Entry{Key: "diagnose", Value: []byte(secretVal)}
var badEntry physical.Entry = physical.Entry{}
type mockStorageBackend struct {
callType string
raftServerQuorumType int
}
func (m mockStorageBackend) storageLogicGeneralInternal(op string) error {
if (m.callType == timeoutCallRead && op == readOp) || (m.callType == timeoutCallWrite && op == writeOp) ||
(m.callType == timeoutCallDelete && op == deleteOp) {
time.Sleep(2 * time.Second)
} else if m.callType == errCallWrite && op == writeOp {
return fmt.Errorf(storageErrStringWrite)
} else if m.callType == errCallDelete && op == deleteOp {
return fmt.Errorf(storageErrStringDelete)
} else if m.callType == errCallRead && op == readOp {
return fmt.Errorf(storageErrStringRead)
}
return nil
}
// Put is used to insert or update an entry
func (m mockStorageBackend) Put(ctx context.Context, entry *physical.Entry) error {
return m.storageLogicGeneralInternal(writeOp)
}
// Get is used to fetch an entry
func (m mockStorageBackend) Get(ctx context.Context, key string) (*physical.Entry, error) {
if m.callType == timeoutCallRead {
return &goodEntry, m.storageLogicGeneralInternal(readOp)
}
if m.callType == errCallRead {
return nil, m.storageLogicGeneralInternal(readOp)
}
if m.callType == badReadCall {
return &badEntry, nil
}
return &goodEntry, nil
}
// Delete is used to permanently delete an entry
func (m mockStorageBackend) Delete(ctx context.Context, key string) error {
return m.storageLogicGeneralInternal(deleteOp)
}
// List is not used in a mock.
func (m mockStorageBackend) List(ctx context.Context, prefix string) ([]string, error) {
return nil, fmt.Errorf("method not implemented")
}
func callTypeToOp(ctype string) string {
if ctype == timeoutCallRead || ctype == errCallRead || ctype == badReadCall {
return readOp
}
if ctype == errCallWrite || ctype == storageErrStringWrite || ctype == timeoutCallWrite {
return writeOp
}
if ctype == errCallDelete || ctype == timeoutCallDelete || ctype == storageErrStringDelete {
return deleteOp
}
return ""
}
func (m mockStorageBackend) GetConfigurationOffline() (*raft.RaftConfigurationResponse, error) {
twoServerList := []*raft.RaftServer{}
threeServerList := []*raft.RaftServer{}
for i := 0; i < 2; i++ {
twoServerList = append(twoServerList, &raft.RaftServer{Voter: true})
threeServerList = append(threeServerList, &raft.RaftServer{Voter: true})
}
threeServerList = append(threeServerList, &raft.RaftServer{Voter: true})
switch m.raftServerQuorumType {
case 0:
return &raft.RaftConfigurationResponse{Servers: twoServerList}, nil
case 1:
return &raft.RaftConfigurationResponse{Servers: threeServerList}, nil
case 2:
threeServerList[2].Voter = false
return &raft.RaftConfigurationResponse{Servers: threeServerList}, nil
case 3:
return &raft.RaftConfigurationResponse{Servers: threeServerList}, fmt.Errorf("error: something bad")
}
return nil, nil
}
// Don't have this in test file
type RaftConfigurableStorageBackend interface {
GetConfigurationOffline() (*raft.RaftConfigurationResponse, error)
}