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package config
import (
"fmt"
"os"
"path/filepath"
"github.com/juju/persistent-cookiejar"
)
// Config holds settings to be used by a client or daemon.
type Config struct {
// DefaultRemote holds the remote daemon name from the Remotes map
// that the client should communicate with by default
DefaultRemote string `yaml:"default-remote"`
// Remotes defines a map of remote daemon names to the details for
// communication with the named daemon
Remotes map[string]Remote `yaml:"remotes"`
// Command line aliases for `lxc`
Aliases map[string]string `yaml:"aliases"`
// Configuration directory
ConfigDir string `yaml:"-"`
// The UserAgent to pass for all queries
UserAgent string `yaml:"-"`
// PromptPassword is a helper function used when encountering an encrypted key
PromptPassword func(filename string) (string, error) `yaml:"-"`
// ProjectOverride allows overriding the default project
ProjectOverride string `yaml:"-"`
// Cookie jars
cookieJars map[string]*cookiejar.Jar
}
// GlobalConfigPath returns a joined path of the global configuration directory and passed arguments.
func (c *Config) GlobalConfigPath(paths ...string) string {
configDir := "/etc/lxd"
if os.Getenv("LXD_GLOBAL_CONF") != "" {
configDir = os.Getenv("LXD_GLOBAL_CONF")
}
path := []string{configDir}
path = append(path, paths...)
return filepath.Join(path...)
}
// ConfigPath returns a joined path of the configuration directory and passed arguments.
func (c *Config) ConfigPath(paths ...string) string {
path := []string{c.ConfigDir}
path = append(path, paths...)
return filepath.Join(path...)
}
// CookiesPath returns the path for the remote's cookie jar.
func (c *Config) CookiesPath(remote string) string {
return c.ConfigPath("jars", remote)
}
// ServerCertPath returns the path for the remote's server certificate.
func (c *Config) ServerCertPath(remote string) string {
if c.Remotes[remote].Global {
return c.GlobalConfigPath("servercerts", fmt.Sprintf("%s.crt", remote))
}
return c.ConfigPath("servercerts", fmt.Sprintf("%s.crt", remote))
}
// SaveCookies saves cookies to file.
func (c *Config) SaveCookies() {
for _, jar := range c.cookieJars {
_ = jar.Save()
}
}
// NewConfig returns a Config, optionally using default remotes.
func NewConfig(configDir string, defaults bool) *Config {
var config *Config
if defaults {
config = DefaultConfig()
} else {
config = &Config{}
}
config.ConfigDir = configDir
return config
}
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