harness-drone/service/netrc/netrc.go

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2019-02-19 23:56:41 +00:00
// Copyright 2019 Drone IO, 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 netrc
import (
"context"
"github.com/drone/drone/core"
"github.com/drone/go-scm/scm"
)
var _ core.NetrcService = (*Service)(nil)
// Service implements a netrc file generation service.
type Service struct {
client *scm.Client
renewer core.Renewer
private bool
username string
password string
}
// New returns a new Netrc service.
func New(
client *scm.Client,
renewer core.Renewer,
private bool,
username string,
password string,
) core.NetrcService {
return &Service{
client: client,
renewer: renewer,
private: private,
username: username,
password: password,
}
}
// Create creates a netrc file for the user and repository.
func (s *Service) Create(ctx context.Context, user *core.User, repo *core.Repository) (*core.Netrc, error) {
// if the repository is public and private mode is disabled,
// authentication is not required.
if repo.Private == false && s.private == false {
return nil, nil
}
netrc := new(core.Netrc)
err := netrc.SetMachine(repo.HTTPURL)
if err != nil {
return nil, err
}
if s.username != "" && s.password != "" {
netrc.Password = s.password
netrc.Login = s.username
return netrc, nil
}
// force refresh the authorization token to prevent
// it from expiring during pipeline execution.
err = s.renewer.Renew(ctx, user, true)
if err != nil {
return nil, err
}
switch s.client.Driver {
case scm.DriverGitlab:
netrc.Login = "oauth2"
netrc.Password = user.Token
case scm.DriverBitbucket:
netrc.Login = "x-token-auth"
netrc.Password = user.Token
case scm.DriverGithub, scm.DriverGogs, scm.DriverGitea:
netrc.Password = "x-oauth-basic"
netrc.Login = user.Token
}
return netrc, nil
}