github.com/greenpau/go-authcrunch@v1.1.4/pkg/credentials/config.go (about)

     1  // Copyright 2022 Paul Greenberg greenpau@outlook.com
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package credentials
    16  
    17  import (
    18  	"github.com/greenpau/go-authcrunch/pkg/errors"
    19  )
    20  
    21  // Config represents a collection of various credentials.
    22  type Config struct {
    23  	Generic []*Generic `json:"generic,omitempty" xml:"generic,omitempty" yaml:"generic,omitempty"`
    24  }
    25  
    26  // Credential is an interface to work with credentials.
    27  type Credential interface {
    28  	Validate() error
    29  }
    30  
    31  // Add adds a credential to Config.
    32  func (cfg *Config) Add(c Credential) error {
    33  	switch v := c.(type) {
    34  	case *Generic:
    35  	default:
    36  		return errors.ErrCredAddConfigType.WithArgs(v)
    37  	}
    38  
    39  	if err := c.Validate(); err != nil {
    40  		return err
    41  	}
    42  
    43  	switch v := c.(type) {
    44  	case *Generic:
    45  		cfg.Generic = append(cfg.Generic, v)
    46  	}
    47  	return nil
    48  }
    49  
    50  // FindCredential search for Credential by name.
    51  func (cfg *Config) FindCredential(s string) bool {
    52  	for _, c := range cfg.Generic {
    53  		if c.Name == s {
    54  			return true
    55  		}
    56  	}
    57  	return false
    58  }
    59  
    60  // ExtractGeneric returns Generic credentials by name.
    61  func (cfg *Config) ExtractGeneric(s string) *Generic {
    62  	for _, c := range cfg.Generic {
    63  		if c.Name == s {
    64  			return c
    65  		}
    66  	}
    67  	return nil
    68  }