actions-runner-controller/github/actions/config.go

99 lines
1.9 KiB
Go

package actions
import (
"fmt"
"net/url"
"strings"
)
var ErrInvalidGitHubConfigURL = fmt.Errorf("invalid config URL, should point to an enterprise, org, or repository")
type GitHubScope int
const (
GitHubScopeUnknown GitHubScope = iota
GitHubScopeEnterprise
GitHubScopeOrganization
GitHubScopeRepository
)
type GitHubConfig struct {
ConfigURL *url.URL
Scope GitHubScope
Enterprise string
Organization string
Repository string
IsHosted bool
}
func ParseGitHubConfigFromURL(in string) (*GitHubConfig, error) {
u, err := url.Parse(strings.Trim(in, "/"))
if err != nil {
return nil, err
}
isHosted := u.Host == "github.com" ||
u.Host == "www.github.com" ||
u.Host == "github.localhost"
configURL := &GitHubConfig{
ConfigURL: u,
IsHosted: isHosted,
}
invalidURLError := fmt.Errorf("%q: %w", u.String(), ErrInvalidGitHubConfigURL)
pathParts := strings.Split(strings.Trim(u.Path, "/"), "/")
switch len(pathParts) {
case 1: // Organization
if pathParts[0] == "" {
return nil, invalidURLError
}
configURL.Scope = GitHubScopeOrganization
configURL.Organization = pathParts[0]
case 2: // Repository or enterprise
if strings.ToLower(pathParts[0]) == "enterprises" {
configURL.Scope = GitHubScopeEnterprise
configURL.Enterprise = pathParts[1]
break
}
configURL.Scope = GitHubScopeRepository
configURL.Organization = pathParts[0]
configURL.Repository = pathParts[1]
default:
return nil, invalidURLError
}
return configURL, nil
}
func (c *GitHubConfig) GitHubAPIURL(path string) *url.URL {
result := &url.URL{
Scheme: c.ConfigURL.Scheme,
}
switch c.ConfigURL.Host {
// Hosted
case "github.com", "github.localhost":
result.Host = fmt.Sprintf("api.%s", c.ConfigURL.Host)
// re-routing www.github.com to api.github.com
case "www.github.com":
result.Host = "api.github.com"
// Enterprise
default:
result.Host = c.ConfigURL.Host
result.Path = "/api/v3"
}
result.Path += path
return result
}