cli/internal/config/from_env.go

80 lines
1.8 KiB
Go

package config
import (
"fmt"
"os"
"github.com/cli/cli/internal/ghinstance"
)
const (
GH_TOKEN = "GH_TOKEN"
GITHUB_TOKEN = "GITHUB_TOKEN"
GH_ENTERPRISE_TOKEN = "GH_ENTERPRISE_TOKEN"
GITHUB_ENTERPRISE_TOKEN = "GITHUB_ENTERPRISE_TOKEN"
)
func InheritEnv(c Config) Config {
return &envConfig{Config: c}
}
type envConfig struct {
Config
}
func (c *envConfig) Hosts() ([]string, error) {
hasDefault := false
hosts, err := c.Config.Hosts()
for _, h := range hosts {
if h == ghinstance.Default() {
hasDefault = true
}
}
token, _ := AuthTokenFromEnv(ghinstance.Default())
if (err != nil || !hasDefault) && token != "" {
hosts = append([]string{ghinstance.Default()}, hosts...)
return hosts, nil
}
return hosts, err
}
func (c *envConfig) Get(hostname, key string) (string, error) {
val, _, err := c.GetWithSource(hostname, key)
return val, err
}
func (c *envConfig) GetWithSource(hostname, key string) (string, string, error) {
if hostname != "" && key == "oauth_token" {
if token, env := AuthTokenFromEnv(hostname); token != "" {
return token, env, nil
}
}
return c.Config.GetWithSource(hostname, key)
}
func (c *envConfig) CheckWriteable(hostname, key string) error {
if hostname != "" && key == "oauth_token" {
if token, env := AuthTokenFromEnv(hostname); token != "" {
return fmt.Errorf("read-only token in %s cannot be modified", env)
}
}
return c.Config.CheckWriteable(hostname, key)
}
func AuthTokenFromEnv(hostname string) (string, string) {
if ghinstance.IsEnterprise(hostname) {
if token := os.Getenv(GH_ENTERPRISE_TOKEN); token != "" {
return token, GH_ENTERPRISE_TOKEN
}
return os.Getenv(GITHUB_ENTERPRISE_TOKEN), GITHUB_ENTERPRISE_TOKEN
}
if token := os.Getenv(GH_TOKEN); token != "" {
return token, GH_TOKEN
}
return os.Getenv(GITHUB_TOKEN), GITHUB_TOKEN
}