func providerConfigure(d *schema.ResourceData) (interface{}, error) {
remote := d.Get("remote").(string)
scheme := d.Get("scheme").(string)
daemon_addr := ""
switch scheme {
case "unix":
daemon_addr = fmt.Sprintf("unix:%s", d.Get("address"))
case "https":
daemon_addr = fmt.Sprintf("https://%s:%s", d.Get("address"), d.Get("port"))
default:
err := fmt.Errorf("Invalid scheme: %s", scheme)
return nil, err
}
// build LXD config
config := lxd.Config{
ConfigDir: os.ExpandEnv("$HOME/.config/lxc"),
Remotes: make(map[string]lxd.RemoteConfig),
}
config.Remotes[remote] = lxd.RemoteConfig{Addr: daemon_addr}
log.Printf("[DEBUG] LXD Config: %#v", config)
if scheme == "https" {
// validate certifictes exist
certf := config.ConfigPath("client.crt")
keyf := config.ConfigPath("client.key")
if !shared.PathExists(certf) || !shared.PathExists(keyf) {
err := fmt.Errorf("Certificate or key not found:\n\t%s\n\t%s", certf, keyf)
return nil, err
}
serverCertf := config.ServerCertPath(remote)
if !shared.PathExists(serverCertf) {
err := fmt.Errorf("Server certificate not found:\n\t%s", serverCertf)
return nil, err
}
}
client, err := lxd.NewClient(&config, remote)
if err != nil {
err := fmt.Errorf("Could not create LXD client: %s", err)
return nil, err
}
log.Printf("[DEBUG] LXD Client: %#v", client)
if err := validateClient(client); err != nil {
return nil, err
}
lxdProv := LxdProvider{
Remote: remote,
Client: client,
}
return &lxdProv, nil
}
func generateClientCertificate(config *lxd.Config) error {
// Generate a client certificate if necessary. The default repositories are
// either local or public, neither of which requires a client certificate.
// Generation of the cert is delayed to avoid unnecessary overhead, e.g in
// testing scenarios where only the default repositories are used.
certf := config.ConfigPath("client.crt")
keyf := config.ConfigPath("client.key")
if !shared.PathExists(certf) || !shared.PathExists(keyf) {
fmt.Fprintf(os.Stderr, i18n.G("Generating a client certificate. This may take a minute...")+"\n")
return shared.FindOrGenCert(certf, keyf, true)
}
return nil
}
func (c *remoteCmd) run(config *lxd.Config, args []string) error {
if len(args) < 1 {
return errArgs
}
switch args[0] {
case "add":
if len(args) < 3 {
return errArgs
}
if rc, ok := config.Remotes[args[1]]; ok {
return fmt.Errorf(i18n.G("remote %s exists as <%s>"), args[1], rc.Addr)
}
err := c.addServer(config, args[1], args[2], c.acceptCert, c.password, c.public, c.protocol)
if err != nil {
delete(config.Remotes, args[1])
c.removeCertificate(config, args[1])
return err
}
case "remove":
if len(args) != 2 {
return errArgs
}
rc, ok := config.Remotes[args[1]]
if !ok {
return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
}
if rc.Static {
return fmt.Errorf(i18n.G("remote %s is static and cannot be modified"), args[1])
}
if config.DefaultRemote == args[1] {
return fmt.Errorf(i18n.G("can't remove the default remote"))
}
delete(config.Remotes, args[1])
c.removeCertificate(config, args[1])
case "list":
data := [][]string{}
for name, rc := range config.Remotes {
strPublic := i18n.G("NO")
if rc.Public {
strPublic = i18n.G("YES")
}
strStatic := i18n.G("NO")
if rc.Static {
strStatic = i18n.G("YES")
}
if rc.Protocol == "" {
rc.Protocol = "lxd"
}
strName := name
if name == config.DefaultRemote {
strName = fmt.Sprintf("%s (%s)", name, i18n.G("default"))
}
data = append(data, []string{strName, rc.Addr, rc.Protocol, strPublic, strStatic})
}
table := tablewriter.NewWriter(os.Stdout)
table.SetAutoWrapText(false)
table.SetAlignment(tablewriter.ALIGN_LEFT)
table.SetRowLine(true)
table.SetHeader([]string{
i18n.G("NAME"),
i18n.G("URL"),
i18n.G("PROTOCOL"),
i18n.G("PUBLIC"),
i18n.G("STATIC")})
sort.Sort(byName(data))
table.AppendBulk(data)
table.Render()
return nil
case "rename":
if len(args) != 3 {
return errArgs
}
rc, ok := config.Remotes[args[1]]
if !ok {
return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
}
if rc.Static {
return fmt.Errorf(i18n.G("remote %s is static and cannot be modified"), args[1])
}
if _, ok := config.Remotes[args[2]]; ok {
return fmt.Errorf(i18n.G("remote %s already exists"), args[2])
}
// Rename the certificate file
oldPath := filepath.Join(config.ConfigPath("servercerts"), fmt.Sprintf("%s.crt", args[1]))
newPath := filepath.Join(config.ConfigPath("servercerts"), fmt.Sprintf("%s.crt", args[2]))
if shared.PathExists(oldPath) {
err := os.Rename(oldPath, newPath)
if err != nil {
return err
}
}
config.Remotes[args[2]] = rc
delete(config.Remotes, args[1])
if config.DefaultRemote == args[1] {
config.DefaultRemote = args[2]
}
case "set-url":
if len(args) != 3 {
return errArgs
}
rc, ok := config.Remotes[args[1]]
if !ok {
return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
}
if rc.Static {
return fmt.Errorf(i18n.G("remote %s is static and cannot be modified"), args[1])
}
config.Remotes[args[1]] = lxd.RemoteConfig{Addr: args[2]}
case "set-default":
if len(args) != 2 {
return errArgs
}
_, ok := config.Remotes[args[1]]
if !ok {
return fmt.Errorf(i18n.G("remote %s doesn't exist"), args[1])
}
config.DefaultRemote = args[1]
case "get-default":
if len(args) != 1 {
return errArgs
}
fmt.Println(config.DefaultRemote)
return nil
default:
return errArgs
}
return lxd.SaveConfig(config, configPath)
}
func run() error {
verbose := gnuflag.Bool("verbose", false, i18n.G("Enables verbose mode."))
debug := gnuflag.Bool("debug", false, i18n.G("Enables debug mode."))
forceLocal := gnuflag.Bool("force-local", false, i18n.G("Force using the local unix socket."))
noAlias := gnuflag.Bool("no-alias", false, i18n.G("Ignore aliases when determining what command to run."))
configDir := "$HOME/.config/lxc"
if os.Getenv("LXD_CONF") != "" {
configDir = os.Getenv("LXD_CONF")
}
configPath = os.ExpandEnv(path.Join(configDir, "config.yml"))
if len(os.Args) >= 3 && os.Args[1] == "config" && os.Args[2] == "profile" {
fmt.Fprintf(os.Stderr, i18n.G("`lxc config profile` is deprecated, please use `lxc profile`")+"\n")
os.Args = append(os.Args[:1], os.Args[2:]...)
}
if len(os.Args) >= 2 && (os.Args[1] == "-h" || os.Args[1] == "--help") {
os.Args[1] = "help"
}
if len(os.Args) >= 2 && (os.Args[1] == "--all") {
os.Args[1] = "help"
os.Args = append(os.Args, "--all")
}
if len(os.Args) == 2 && os.Args[1] == "--version" {
os.Args[1] = "version"
}
if len(os.Args) < 2 {
commands["help"].run(nil, nil)
os.Exit(1)
}
var config *lxd.Config
var err error
if *forceLocal {
config = &lxd.DefaultConfig
} else {
config, err = lxd.LoadConfig(configPath)
if err != nil {
return err
}
}
// This is quite impolite, but it seems gnuflag needs us to shift our
// own exename out of the arguments before parsing them. However, this
// is useful for execIfAlias, which wants to know exactly the command
// line we received, and in some cases is called before this shift, and
// in others after. So, let's save the original args.
origArgs := os.Args
name := os.Args[1]
/* at this point we haven't parsed the args, so we have to look for
* --no-alias by hand.
*/
if !shared.StringInSlice("--no-alias", origArgs) {
execIfAliases(config, origArgs)
}
cmd, ok := commands[name]
if !ok {
commands["help"].run(nil, nil)
fmt.Fprintf(os.Stderr, "\n"+i18n.G("error: unknown command: %s")+"\n", name)
os.Exit(1)
}
cmd.flags()
gnuflag.Usage = func() {
fmt.Fprintf(os.Stderr, i18n.G("Usage: %s")+"\n\n"+i18n.G("Options:")+"\n\n", strings.TrimSpace(cmd.usage()))
gnuflag.PrintDefaults()
}
os.Args = os.Args[1:]
gnuflag.Parse(true)
shared.Log, err = logging.GetLogger("", "", *verbose, *debug, nil)
if err != nil {
return err
}
certf := config.ConfigPath("client.crt")
keyf := config.ConfigPath("client.key")
if !*forceLocal && os.Args[0] != "help" && os.Args[0] != "version" && (!shared.PathExists(certf) || !shared.PathExists(keyf)) {
fmt.Fprintf(os.Stderr, i18n.G("Generating a client certificate. This may take a minute...")+"\n")
err = shared.FindOrGenCert(certf, keyf)
if err != nil {
return err
}
}
err = cmd.run(config, gnuflag.Args())
if err == errArgs {
/* If we got an error about invalid arguments, let's try to
* expand this as an alias
*/
if !*noAlias {
execIfAliases(config, origArgs)
}
fmt.Fprintf(os.Stderr, "%s\n\n"+i18n.G("error: %v")+"\n", cmd.usage(), err)
os.Exit(1)
}
return err
}
