Example #1
0
func (d *Daemon) httpGetFile(url string, certificate string) (*http.Response, error) {
	var err error

	var cert *x509.Certificate
	if certificate != "" {
		certBlock, _ := pem.Decode([]byte(certificate))
		if certBlock == nil {
			return nil, fmt.Errorf("Invalid certificate")
		}

		cert, err = x509.ParseCertificate(certBlock.Bytes)
		if err != nil {
			return nil, err
		}
	}

	tlsConfig, err := shared.GetTLSConfig("", "", "", cert)
	if err != nil {
		return nil, err
	}

	tr := &http.Transport{
		TLSClientConfig:   tlsConfig,
		Dial:              shared.RFC3493Dialer,
		Proxy:             d.proxy,
		DisableKeepAlives: true,
	}
	myhttp := http.Client{
		Transport: tr,
	}

	req, err := http.NewRequest("GET", url, nil)
	if err != nil {
		return nil, err
	}

	req.Header.Set("User-Agent", shared.UserAgent)

	raw, err := myhttp.Do(req)
	if err != nil {
		return nil, err
	}

	if raw.StatusCode != 200 {
		_, err := lxd.HoistResponse(raw, lxd.Error)
		if err != nil {
			return nil, err
		}

		return nil, fmt.Errorf("non-200 status with no error response?")
	}

	return raw, nil
}
Example #2
0
func callHook(args []string) error {
	if len(args) < 4 {
		return fmt.Errorf("Invalid arguments")
	}

	path := args[1]
	id := args[2]
	state := args[3]
	target := ""

	err := os.Setenv("LXD_DIR", path)
	if err != nil {
		return err
	}

	c, err := lxd.NewClient(&lxd.DefaultConfig, "local")
	if err != nil {
		return err
	}

	url := fmt.Sprintf("%s/internal/containers/%s/on%s", c.BaseURL, id, state)

	if state == "stop" {
		target = os.Getenv("LXC_TARGET")
		if target == "" {
			target = "unknown"
		}
		url = fmt.Sprintf("%s?target=%s", url, target)
	}

	req, err := http.NewRequest("GET", url, nil)
	if err != nil {
		return err
	}

	raw, err := c.Http.Do(req)
	if err != nil {
		return err
	}

	_, err = lxd.HoistResponse(raw, lxd.Sync)
	if err != nil {
		return err
	}

	if target == "reboot" {
		return fmt.Errorf("Reboot must be handled by LXD.")
	}

	return nil
}
Example #3
0
File: main.go Project: jsavikko/lxd
func cmdWaitReady() error {
	var timeout int

	if *argTimeout == -1 {
		timeout = 15
	} else {
		timeout = *argTimeout
	}

	finger := make(chan error, 1)
	go func() {
		for {
			c, err := lxd.NewClient(&lxd.DefaultConfig, "local")
			if err != nil {
				time.Sleep(500 * time.Millisecond)
				continue
			}

			req, err := http.NewRequest("GET", c.BaseURL+"/internal/ready", nil)
			if err != nil {
				time.Sleep(500 * time.Millisecond)
				continue
			}

			raw, err := c.Http.Do(req)
			if err != nil {
				time.Sleep(500 * time.Millisecond)
				continue
			}

			_, err = lxd.HoistResponse(raw, lxd.Sync)
			if err != nil {
				time.Sleep(500 * time.Millisecond)
				continue
			}

			finger <- nil
			return
		}
	}()

	select {
	case <-finger:
		break
	case <-time.After(time.Second * time.Duration(timeout)):
		return fmt.Errorf("LXD still not running after %ds timeout.", timeout)
	}

	return nil
}
Example #4
0
func (d *Daemon) httpGetFile(url string) (*http.Response, error) {
	var err error
	if d.tlsconfig == nil {
		d.tlsconfig, err = shared.GetTLSConfig(d.certf, d.keyf)
		if err != nil {
			return nil, err
		}
	}
	tr := &http.Transport{
		TLSClientConfig: d.tlsconfig,
		Dial:            shared.RFC3493Dialer,
		Proxy:           http.ProxyFromEnvironment,
	}
	myhttp := http.Client{
		Transport: tr,
	}

	req, err := http.NewRequest("GET", url, nil)
	if err != nil {
		return nil, err
	}

	req.Header.Set("User-Agent", shared.UserAgent)

	raw, err := myhttp.Do(req)
	if err != nil {
		return nil, err
	}

	if raw.StatusCode != 200 {
		_, err := lxd.HoistResponse(raw, lxd.Error)
		if err != nil {
			return nil, err
		}

		return nil, fmt.Errorf("non-200 status with no error response?")
	}

	return raw, nil
}
Example #5
0
File: main.go Project: jsavikko/lxd
func cmdReady() error {
	c, err := lxd.NewClient(&lxd.DefaultConfig, "local")
	if err != nil {
		return err
	}

	req, err := http.NewRequest("PUT", c.BaseURL+"/internal/ready", nil)
	if err != nil {
		return err
	}

	raw, err := c.Http.Do(req)
	if err != nil {
		return err
	}

	_, err = lxd.HoistResponse(raw, lxd.Sync)
	if err != nil {
		return err
	}

	return nil
}
Example #6
0
File: main.go Project: jsavikko/lxd
func cmdCallHook(args []string) error {
	if len(args) < 4 {
		return fmt.Errorf("Invalid arguments")
	}

	path := args[1]
	id := args[2]
	state := args[3]
	target := ""

	err := os.Setenv("LXD_DIR", path)
	if err != nil {
		return err
	}

	c, err := lxd.NewClient(&lxd.DefaultConfig, "local")
	if err != nil {
		return err
	}

	url := fmt.Sprintf("%s/internal/containers/%s/on%s", c.BaseURL, id, state)

	if state == "stop" {
		target = os.Getenv("LXC_TARGET")
		if target == "" {
			target = "unknown"
		}
		url = fmt.Sprintf("%s?target=%s", url, target)
	}

	req, err := http.NewRequest("GET", url, nil)
	if err != nil {
		return err
	}

	hook := make(chan error, 1)
	go func() {
		raw, err := c.Http.Do(req)
		if err != nil {
			hook <- err
			return
		}

		_, err = lxd.HoistResponse(raw, lxd.Sync)
		if err != nil {
			hook <- err
			return
		}

		hook <- nil
	}()

	select {
	case err := <-hook:
		if err != nil {
			return err
		}
		break
	case <-time.After(30 * time.Second):
		return fmt.Errorf("Hook didn't finish within 30s")
	}

	if target == "reboot" {
		return fmt.Errorf("Reboot must be handled by LXD.")
	}

	return nil
}