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// Copyright 2019 the Drone Authors. All rights reserved.
// Use of this source code is governed by the Polyform License
// that can be found in the LICENSE file.
package plugin
import (
"context"
"path/filepath"
"strings"
"github.com/drone/drone-go/drone"
"github.com/drone/drone-go/plugin/secret"
)
// New returns a new secret plugin.
func New(secrets []*Secret) secret.Plugin {
return &plugin{
secrets: secrets,
}
}
type plugin struct {
secrets []*Secret
}
// Find returns the named plugin from the static list of secrets,
// if an only if the name, repository, branch and event match.
func (p *plugin) Find(ctx context.Context, req *secret.Request) (*drone.Secret, error) {
for _, secret := range p.secrets {
// if the secret does not match the name, continue
if !strings.EqualFold(secret.Name, req.Name) {
continue
}
// if the secret does not match the repository name,
// build event, or branch, skip.
if !match(req.Build.Event, secret.Events) {
continue
}
if !match(req.Repo.Slug, secret.Repos) {
continue
}
return &drone.Secret{
Name: secret.Name,
Data: secret.Value,
Pull: true,
Fork: true,
}, nil
}
return nil, nil
}
// helper function returns true if string s matches a
// string in the index.
func match(s string, patterns []string) bool {
// if the patterns matching list is empty the
// string is considered a match.
if len(patterns) == 0 {
return true
}
// if the string matches any pattern in the
// list it is considered a match.
for _, pattern := range patterns {
matched, _ := filepath.Match(pattern, s)
if matched {
return true
}
}
return false
}