diff options
Diffstat (limited to 'src/k8splugin/rb')
-rw-r--r-- | src/k8splugin/rb/definition.go | 135 | ||||
-rw-r--r-- | src/k8splugin/rb/definition_test.go | 262 |
2 files changed, 397 insertions, 0 deletions
diff --git a/src/k8splugin/rb/definition.go b/src/k8splugin/rb/definition.go new file mode 100644 index 00000000..03fffdda --- /dev/null +++ b/src/k8splugin/rb/definition.go @@ -0,0 +1,135 @@ +/* + * Copyright 2018 Intel Corporation, Inc + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package rb + +import ( + "k8splugin/db" + "log" + + uuid "github.com/hashicorp/go-uuid" + pkgerrors "github.com/pkg/errors" +) + +// Definition contains the parameters needed for resource bundle (rb) definitions +// It implements the interface for managing the definitions +type Definition struct { + Name string `json:"name"` + Description string `json:"description"` + UUID string `json:"uuid,omitempty"` + ServiceType string `json:"service-type"` +} + +// DefinitionManager is an interface exposes the resource bundle definition functionality +type DefinitionManager interface { + Create(def Definition) (Definition, error) + List() ([]Definition, error) + Get(resID string) (Definition, error) + Delete(resID string) error +} + +// DefinitionClient implements the DefinitionManager +// It will also be used to maintain some localized state +type DefinitionClient struct { + keyPrefix string +} + +// NewDefinitionClient returns an instance of the DefinitionClient +// which implements the DefinitionManager +// Uses rb/def prefix +func NewDefinitionClient() *DefinitionClient { + return &DefinitionClient{ + keyPrefix: "rb/def/"} +} + +// Create an entry for the resource in the database +func (v *DefinitionClient) Create(def Definition) (Definition, error) { + // If UUID is empty, we will generate one + if def.UUID == "" { + def.UUID, _ = uuid.GenerateUUID() + } + key := v.keyPrefix + def.UUID + + serData, err := db.Serialize(v) + if err != nil { + return Definition{}, pkgerrors.Wrap(err, "Serialize Resource Bundle Definition") + } + + err = db.DBconn.Create(key, serData) + if err != nil { + return Definition{}, pkgerrors.Wrap(err, "Creating DB Entry") + } + + return def, nil +} + +// List all resource entries in the database +func (v *DefinitionClient) List() ([]Definition, error) { + strArray, err := db.DBconn.ReadAll(v.keyPrefix) + if err != nil { + return []Definition{}, pkgerrors.Wrap(err, "Listing Resource Bundle Definitions") + } + + var retData []Definition + + for _, key := range strArray { + value, err := db.DBconn.Read(key) + if err != nil { + log.Printf("Error Reading Key: %s", key) + continue + } + if value != "" { + def := Definition{} + err = db.DeSerialize(value, &def) + if err != nil { + log.Printf("Error Deserializing Value: %s", value) + continue + } + retData = append(retData, def) + } + } + + return retData, nil +} + +// Get returns the Resource Bundle Definition for corresponding ID +func (v *DefinitionClient) Get(id string) (Definition, error) { + value, err := db.DBconn.Read(v.keyPrefix + id) + if err != nil { + return Definition{}, pkgerrors.Wrap(err, "Get Resource Bundle definition") + } + + if value != "" { + def := Definition{} + err = db.DeSerialize(value, &def) + if err != nil { + return Definition{}, pkgerrors.Wrap(err, "Deserializing Value") + } + return def, nil + } + + return Definition{}, pkgerrors.New("Error getting Resource Bundle Definition") +} + +// Delete the Resource Bundle definition from database +func (v *DefinitionClient) Delete(id string) error { + err := db.DBconn.Delete(v.keyPrefix + id) + if err != nil { + return pkgerrors.Wrap(err, "Delete Resource Bundle Definitions") + } + + return nil +} diff --git a/src/k8splugin/rb/definition_test.go b/src/k8splugin/rb/definition_test.go new file mode 100644 index 00000000..a3993c8c --- /dev/null +++ b/src/k8splugin/rb/definition_test.go @@ -0,0 +1,262 @@ +// +build unit + +/* + * Copyright 2018 Intel Corporation, Inc + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +package rb + +import ( + "k8splugin/db" + "reflect" + "strings" + "testing" + + "github.com/hashicorp/consul/api" + pkgerrors "github.com/pkg/errors" +) + +func TestCreate(t *testing.T) { + testCases := []struct { + label string + inp Definition + expectedError string + mockdb *db.MockDB + expected Definition + }{ + { + label: "Create Resource Bundle Definition", + inp: Definition{ + UUID: "123e4567-e89b-12d3-a456-426655440000", + Name: "testresourcebundle", + Description: "testresourcebundle", + ServiceType: "firewall", + }, + expected: Definition{ + UUID: "123e4567-e89b-12d3-a456-426655440000", + Name: "testresourcebundle", + Description: "testresourcebundle", + ServiceType: "firewall", + }, + expectedError: "", + mockdb: &db.MockDB{}, + }, + { + label: "Failed Create Resource Bundle Definition", + expectedError: "Error Creating Definition", + mockdb: &db.MockDB{ + Err: pkgerrors.New("Error Creating Definition"), + }, + }, + } + + for _, testCase := range testCases { + t.Run(testCase.label, func(t *testing.T) { + db.DBconn = testCase.mockdb + impl := NewDefinitionClient() + got, err := impl.Create(testCase.inp) + if err != nil { + if testCase.expectedError == "" { + t.Fatalf("Create returned an unexpected error %s", err) + } + if strings.Contains(err.Error(), testCase.expectedError) == false { + t.Fatalf("Create returned an unexpected error %s", err) + } + } else { + if reflect.DeepEqual(testCase.expected, got) == false { + t.Errorf("Create Resource Bundle returned unexpected body: got %v;"+ + " expected %v", got, testCase.expected) + } + } + }) + } +} + +func TestList(t *testing.T) { + + testCases := []struct { + label string + expectedError string + mockdb *db.MockDB + expected []Definition + }{ + { + label: "List Resource Bundle Definition", + expected: []Definition{ + { + UUID: "123e4567-e89b-12d3-a456-426655440000", + Name: "testresourcebundle", + Description: "testresourcebundle", + ServiceType: "firewall", + }, + { + UUID: "123e4567-e89b-12d3-a456-426655441111", + Name: "testresourcebundle2", + Description: "testresourcebundle2", + ServiceType: "dns", + }, + }, + expectedError: "", + mockdb: &db.MockDB{ + Items: api.KVPairs{ + &api.KVPair{ + Key: "rb/def/123e4567-e89b-12d3-a456-426655440000", + Value: []byte("{\"name\":\"testresourcebundle\"," + + "\"description\":\"testresourcebundle\"," + + "\"uuid\":\"123e4567-e89b-12d3-a456-426655440000\"," + + "\"service-type\":\"firewall\"}"), + }, + &api.KVPair{ + Key: "rb/def/123e4567-e89b-12d3-a456-426655441111", + Value: []byte("{\"name\":\"testresourcebundle2\"," + + "\"description\":\"testresourcebundle2\"," + + "\"uuid\":\"123e4567-e89b-12d3-a456-426655441111\"," + + "\"service-type\":\"dns\"}"), + }, + }, + }, + }, + { + label: "List Error", + expectedError: "DB Error", + mockdb: &db.MockDB{ + Err: pkgerrors.New("DB Error"), + }, + }, + } + + for _, testCase := range testCases { + t.Run(testCase.label, func(t *testing.T) { + db.DBconn = testCase.mockdb + impl := NewDefinitionClient() + got, err := impl.List() + if err != nil { + if testCase.expectedError == "" { + t.Fatalf("List returned an unexpected error %s", err) + } + if strings.Contains(err.Error(), testCase.expectedError) == false { + t.Fatalf("List returned an unexpected error %s", err) + } + } else { + if reflect.DeepEqual(testCase.expected, got) == false { + t.Errorf("List Resource Bundle returned unexpected body: got %v;"+ + " expected %v", got, testCase.expected) + } + } + }) + } +} + +func TestGet(t *testing.T) { + + testCases := []struct { + label string + expectedError string + mockdb *db.MockDB + inp string + expected Definition + }{ + { + label: "Get Resource Bundle Definition", + inp: "123e4567-e89b-12d3-a456-426655440000", + expected: Definition{ + UUID: "123e4567-e89b-12d3-a456-426655440000", + Name: "testresourcebundle", + Description: "testresourcebundle", + ServiceType: "firewall", + }, + expectedError: "", + mockdb: &db.MockDB{ + Items: api.KVPairs{ + &api.KVPair{ + Key: "rb/def/123e4567-e89b-12d3-a456-426655440000", + Value: []byte("{\"name\":\"testresourcebundle\"," + + "\"description\":\"testresourcebundle\"," + + "\"uuid\":\"123e4567-e89b-12d3-a456-426655440000\"," + + "\"service-type\":\"firewall\"}"), + }, + }, + }, + }, + { + label: "Get Error", + expectedError: "DB Error", + mockdb: &db.MockDB{ + Err: pkgerrors.New("DB Error"), + }, + }, + } + + for _, testCase := range testCases { + t.Run(testCase.label, func(t *testing.T) { + db.DBconn = testCase.mockdb + impl := NewDefinitionClient() + got, err := impl.Get(testCase.inp) + if err != nil { + if testCase.expectedError == "" { + t.Fatalf("Get returned an unexpected error %s", err) + } + if strings.Contains(err.Error(), testCase.expectedError) == false { + t.Fatalf("Get returned an unexpected error %s", err) + } + } else { + if reflect.DeepEqual(testCase.expected, got) == false { + t.Errorf("Get Resource Bundle returned unexpected body: got %v;"+ + " expected %v", got, testCase.expected) + } + } + }) + } +} + +func TestDelete(t *testing.T) { + + testCases := []struct { + label string + inp string + expectedError string + mockdb *db.MockDB + expected []Definition + }{ + { + label: "Delete Resource Bundle Definition", + inp: "123e4567-e89b-12d3-a456-426655440000", + mockdb: &db.MockDB{}, + }, + { + label: "Delete Error", + expectedError: "DB Error", + mockdb: &db.MockDB{ + Err: pkgerrors.New("DB Error"), + }, + }, + } + + for _, testCase := range testCases { + t.Run(testCase.label, func(t *testing.T) { + db.DBconn = testCase.mockdb + impl := NewDefinitionClient() + err := impl.Delete(testCase.inp) + if err != nil { + if testCase.expectedError == "" { + t.Fatalf("Delete returned an unexpected error %s", err) + } + if strings.Contains(err.Error(), testCase.expectedError) == false { + t.Fatalf("Delete returned an unexpected error %s", err) + } + } + }) + } +} |