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-rw-r--r--src/k8splugin/internal/db/consul.go5
-rw-r--r--src/k8splugin/internal/db/mongo.go43
-rw-r--r--src/k8splugin/internal/db/mongo_test.go78
-rw-r--r--src/k8splugin/internal/db/store.go3
-rw-r--r--src/k8splugin/internal/db/testing.go4
5 files changed, 132 insertions, 1 deletions
diff --git a/src/k8splugin/internal/db/consul.go b/src/k8splugin/internal/db/consul.go
index 23d2ae88..0977cfba 100644
--- a/src/k8splugin/internal/db/consul.go
+++ b/src/k8splugin/internal/db/consul.go
@@ -88,6 +88,11 @@ func (c *ConsulStore) Create(root string, key Key, tag string, data interface{})
return err
}
+// Update is used to update a DB entry
+func (c *ConsulStore) Update(root string, key Key, tag string, data interface{}) error {
+ return c.Create(root, key, tag, data)
+}
+
// Read method returns the internalID for a particular externalID
func (c *ConsulStore) Read(root string, key Key, tag string) ([]byte, error) {
diff --git a/src/k8splugin/internal/db/mongo.go b/src/k8splugin/internal/db/mongo.go
index 8c422380..a9e9d98a 100644
--- a/src/k8splugin/internal/db/mongo.go
+++ b/src/k8splugin/internal/db/mongo.go
@@ -164,6 +164,49 @@ func (m *MongoStore) Create(coll string, key Key, tag string, data interface{})
return nil
}
+// Update is used to update a DB entry
+func (m *MongoStore) Update(coll string, key Key, tag string, data interface{}) error {
+ if data == nil || !m.validateParams(coll, key, tag) {
+ return pkgerrors.New("No Data to update")
+ }
+
+ c := getCollection(coll, m)
+ ctx := context.Background()
+
+ //Get the masterkey document based on given key
+ filter := bson.D{{"key", key}}
+ keydata, err := decodeBytes(c.FindOne(context.Background(), filter))
+ if err != nil {
+ return pkgerrors.Errorf("Error finding master table: %s", err.Error())
+ }
+
+ //Read the tag objectID from document
+ tagoid, ok := keydata.Lookup(tag).ObjectIDOK()
+ if !ok {
+ return pkgerrors.Errorf("Error finding objectID for tag %s", tag)
+ }
+
+ //Update the document with new data
+ filter = bson.D{{"_id", tagoid}}
+
+ _, err = decodeBytes(
+ c.FindOneAndUpdate(
+ ctx,
+ filter,
+ bson.D{
+ {"$set", bson.D{
+ {tag, data},
+ }},
+ },
+ options.FindOneAndUpdate().SetReturnDocument(options.After)))
+
+ if err != nil {
+ return pkgerrors.Errorf("Error updating record: %s", err.Error())
+ }
+
+ return nil
+}
+
// Unmarshal implements an unmarshaler for bson data that
// is produced from the mongo database
func (m *MongoStore) Unmarshal(inp []byte, out interface{}) error {
diff --git a/src/k8splugin/internal/db/mongo_test.go b/src/k8splugin/internal/db/mongo_test.go
index baa442ce..3a7e4251 100644
--- a/src/k8splugin/internal/db/mongo_test.go
+++ b/src/k8splugin/internal/db/mongo_test.go
@@ -143,6 +143,84 @@ func TestCreate(t *testing.T) {
}
}
+func TestUpdate(t *testing.T) {
+ testCases := []struct {
+ label string
+ input map[string]interface{}
+ mockColl *mockCollection
+ bson bson.Raw
+ expectedError string
+ }{
+ {
+ label: "Successfull update of entry",
+ input: map[string]interface{}{
+ "coll": "collname",
+ "key": mockKey{Key: "keyvalue"},
+ "tag": "metadata",
+ "data": "Data In String Format",
+ },
+ // Binary form of
+ // {
+ // "_id" : ObjectId("5c115156777ff85654248ae1"),
+ // "key" : bson.D{{"name","testdef"},{"version","v1"}},
+ // "metadata" : ObjectId("5c115156c9755047e318bbfd")
+ // }
+ bson: bson.Raw{
+ '\x58', '\x00', '\x00', '\x00', '\x03', '\x6b', '\x65', '\x79',
+ '\x00', '\x27', '\x00', '\x00', '\x00', '\x02', '\x6e', '\x61',
+ '\x6d', '\x65', '\x00', '\x08', '\x00', '\x00', '\x00', '\x74',
+ '\x65', '\x73', '\x74', '\x64', '\x65', '\x66', '\x00', '\x02',
+ '\x76', '\x65', '\x72', '\x73', '\x69', '\x6f', '\x6e', '\x00',
+ '\x03', '\x00', '\x00', '\x00', '\x76', '\x31', '\x00', '\x00',
+ '\x07', '\x6d', '\x65', '\x74', '\x61', '\x64', '\x61', '\x74',
+ '\x61', '\x00', '\x5c', '\x11', '\x51', '\x56', '\x77', '\x7f',
+ '\xf8', '\x56', '\x54', '\x24', '\x8a', '\xe1', '\x07', '\x5f',
+ '\x69', '\x64', '\x00', '\x5c', '\x11', '\x51', '\x56', '\x77',
+ '\x7f', '\xf8', '\x56', '\x54', '\x24', '\x8a', '\xe1', '\x00',
+ },
+ mockColl: &mockCollection{},
+ },
+ {
+ label: "Entry does not exist",
+ input: map[string]interface{}{
+ "coll": "collname",
+ "key": mockKey{Key: "keyvalue"},
+ "tag": "tagName",
+ "data": "Data In String Format",
+ },
+ mockColl: &mockCollection{
+ Err: pkgerrors.New("DB Error"),
+ },
+ expectedError: "DB Error",
+ },
+ }
+
+ for _, testCase := range testCases {
+ t.Run(testCase.label, func(t *testing.T) {
+ m, _ := NewMongoStore("name", &mongo.Database{})
+ // Override the getCollection function with our mocked version
+ getCollection = func(coll string, m *MongoStore) MongoCollection {
+ return testCase.mockColl
+ }
+
+ decodeBytes = func(sr *mongo.SingleResult) (bson.Raw, error) {
+ return testCase.bson, testCase.mockColl.Err
+ }
+
+ err := m.Update(testCase.input["coll"].(string), testCase.input["key"].(Key),
+ testCase.input["tag"].(string), testCase.input["data"])
+ if err != nil {
+ if testCase.expectedError == "" {
+ t.Fatalf("Create method returned an un-expected (%s)", err)
+ }
+ if !strings.Contains(string(err.Error()), testCase.expectedError) {
+ t.Fatalf("Create method returned an error (%s)", err)
+ }
+ }
+ })
+ }
+}
+
func TestRead(t *testing.T) {
testCases := []struct {
label string
diff --git a/src/k8splugin/internal/db/store.go b/src/k8splugin/internal/db/store.go
index 148e078e..0b869c0c 100644
--- a/src/k8splugin/internal/db/store.go
+++ b/src/k8splugin/internal/db/store.go
@@ -45,7 +45,8 @@ type Store interface {
// Reads data for a particular key with specific tag.
Read(table string, key Key, tag string) ([]byte, error)
- //TODO: Update(context.Context, string, interface{}) error
+ // Update data for particular key with specific tag
+ Update(table string, key Key, tag string, data interface{}) error
// Deletes a specific tag data for key.
// TODO: If tag is empty, it will delete all tags under key.
diff --git a/src/k8splugin/internal/db/testing.go b/src/k8splugin/internal/db/testing.go
index e7e7436a..ded5067c 100644
--- a/src/k8splugin/internal/db/testing.go
+++ b/src/k8splugin/internal/db/testing.go
@@ -41,6 +41,10 @@ func (m *MockDB) Create(table string, key Key, tag string, data interface{}) err
return m.Err
}
+func (m *MockDB) Update(table string, key Key, tag string, data interface{}) error {
+ return m.Err
+}
+
// MockDB uses simple JSON and not BSON
func (m *MockDB) Unmarshal(inp []byte, out interface{}) error {
err := json.Unmarshal(inp, out)