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value.go
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value.go
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// Copyright Project Harbor Authors
//
// 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 metadata
import (
"errors"
"github.com/goharbor/harbor/src/common/utils/log"
)
var (
// ErrNotDefined ...
ErrNotDefined = errors.New("configure item is not defined in metadata")
// ErrTypeNotMatch ...
ErrTypeNotMatch = errors.New("the required value doesn't matched with metadata defined")
// ErrInvalidData ...
ErrInvalidData = errors.New("the data provided is invalid")
// ErrValueNotSet ...
ErrValueNotSet = errors.New("the configure value is not set")
// ErrStringValueIsEmpty ...
ErrStringValueIsEmpty = errors.New("the configure value can not be empty")
)
// ConfigureValue - struct to hold a actual value, also include the name of config metadata.
type ConfigureValue struct {
Name string `json:"name,omitempty"`
Value string `json:"value,omitempty"`
}
// NewCfgValue ... Create checked config value
func NewCfgValue(name, value string) (*ConfigureValue, error) {
result := &ConfigureValue{}
err := result.Set(name, value)
if err != nil {
result.Name = name // Keep name to trace error
}
return result, err
}
// GetString - Get the string value of current configure
func (c *ConfigureValue) GetString() string {
// Any type has the string value
if _, ok := Instance().GetByName(c.Name); ok {
return c.Value
}
return ""
}
// GetName ...
func (c *ConfigureValue) GetName() string {
return c.Name
}
// GetInt - return the int value of current value
func (c *ConfigureValue) GetInt() int {
if item, ok := Instance().GetByName(c.Name); ok {
val, err := item.ItemType.get(c.Value)
if err != nil {
log.Errorf("GetInt failed, error: %+v", err)
return 0
}
if intValue, suc := val.(int); suc {
return intValue
}
}
log.Errorf("GetInt failed, the current value's metadata is not defined, %+v", c)
return 0
}
// GetInt64 - return the int64 value of current value
func (c *ConfigureValue) GetInt64() int64 {
if item, ok := Instance().GetByName(c.Name); ok {
val, err := item.ItemType.get(c.Value)
if err != nil {
log.Errorf("GetInt64 failed, error: %+v", err)
return 0
}
if int64Value, suc := val.(int64); suc {
return int64Value
}
}
log.Errorf("GetInt64 failed, the current value's metadata is not defined, %+v", c)
return 0
}
// GetBool - return the bool value of current setting
func (c *ConfigureValue) GetBool() bool {
if item, ok := Instance().GetByName(c.Name); ok {
val, err := item.ItemType.get(c.Value)
if err != nil {
log.Errorf("GetBool failed, error: %+v", err)
return false
}
if boolValue, suc := val.(bool); suc {
return boolValue
}
}
log.Errorf("GetBool failed, the current value's metadata is not defined, %+v", c)
return false
}
// GetStringToStringMap - return the string to string map of current value
func (c *ConfigureValue) GetStringToStringMap() map[string]string {
result := map[string]string{}
if item, ok := Instance().GetByName(c.Name); ok {
val, err := item.ItemType.get(c.Value)
if err != nil {
log.Errorf("The GetStringToStringMap failed, error: %+v", err)
return result
}
if mapValue, suc := val.(map[string]string); suc {
return mapValue
}
}
log.Errorf("GetStringToStringMap failed, current value's metadata is not defined, %+v", c)
return result
}
// GetAnyType get the interface{} of current value
func (c *ConfigureValue) GetAnyType() (interface{}, error) {
if item, ok := Instance().GetByName(c.Name); ok {
return item.ItemType.get(c.Value)
}
return nil, ErrNotDefined
}
// Validate - to validate configure items, if passed, return nil, else return error
func (c *ConfigureValue) Validate() error {
if item, ok := Instance().GetByName(c.Name); ok {
return item.ItemType.validate(c.Value)
}
return ErrNotDefined
}
// GetPassword ...
func (c *ConfigureValue) GetPassword() string {
if _, ok := Instance().GetByName(c.Name); ok {
return c.Value
}
log.Errorf("GetPassword failed, metadata not defined: %v", c.Name)
return ""
}
// Set - set this configure item to configure store
func (c *ConfigureValue) Set(name, value string) error {
if item, ok := Instance().GetByName(name); ok {
err := item.ItemType.validate(value)
if err == nil {
c.Name = name
c.Value = value
return nil
}
return err
}
return ErrNotDefined
}