Esempio n. 1
0
func (p *environProvider) Validate(cfg, old *config.Config) (valid *config.Config, err error) {
	// Check for valid changes for the base config values.
	if err := config.Validate(cfg, old); err != nil {
		return nil, err
	}
	validated, err := cfg.ValidateUnknownAttrs(configFields, configDefaults)
	if err != nil {
		return nil, err
	}
	if idStr, ok := validated["state-id"].(string); ok {
		if _, err := strconv.Atoi(idStr); err != nil {
			return nil, fmt.Errorf("invalid state-id %q", idStr)
		}
	}
	// Apply the coerced unknown values back into the config.
	return cfg.Apply(validated)
}
Esempio n. 2
0
func (s *ConfigSuite) TestValidateChange(c *gc.C) {
	files := []testing.TestFile{
		{".ssh/identity.pub", "identity"},
	}
	s.FakeHomeSuite.Home.AddFiles(c, files...)

	for i, test := range validationTests {
		c.Logf("test %d: %s", i, test.about)
		newConfig := newTestConfig(c, test.new)
		oldConfig := newTestConfig(c, test.old)
		err := config.Validate(newConfig, oldConfig)
		if test.err == "" {
			c.Check(err, gc.IsNil)
		} else {
			c.Check(err, gc.ErrorMatches, test.err)
		}
	}
}
Esempio n. 3
0
func (p manualProvider) validate(cfg, old *config.Config) (*environConfig, error) {
	// Check for valid changes for the base config values.
	if err := config.Validate(cfg, old); err != nil {
		return nil, err
	}
	validated, err := cfg.ValidateUnknownAttrs(configFields, configDefaults)
	if err != nil {
		return nil, err
	}
	envConfig := newEnvironConfig(cfg, validated)
	if envConfig.bootstrapHost() == "" {
		return nil, errNoBootstrapHost
	}
	// Check various immutable attributes.
	if old != nil {
		oldEnvConfig, err := p.validate(old, nil)
		if err != nil {
			return nil, err
		}
		for _, key := range [...]string{
			"bootstrap-user",
			"bootstrap-host",
			"storage-listen-ip",
		} {
			if err = checkImmutableString(envConfig, oldEnvConfig, key); err != nil {
				return nil, err
			}
		}
		oldPort, newPort := oldEnvConfig.storagePort(), envConfig.storagePort()
		if oldPort != newPort {
			return nil, fmt.Errorf("cannot change storage-port from %q to %q", oldPort, newPort)
		}
		oldUseSSHStorage, newUseSSHStorage := oldEnvConfig.useSSHStorage(), envConfig.useSSHStorage()
		if oldUseSSHStorage != newUseSSHStorage && newUseSSHStorage == true {
			return nil, fmt.Errorf("cannot change use-sshstorage from %v to %v", oldUseSSHStorage, newUseSSHStorage)
		}
	}
	return envConfig, nil
}