Example #1
0
func mergeProject(p *Project, bytes []byte) (map[string]*ServiceConfig, error) {
	configs := make(map[string]*ServiceConfig)

	datas := make(rawServiceMap)
	if err := yaml.Unmarshal(bytes, &datas); err != nil {
		return nil, err
	}

	if err := interpolate(p.context.EnvironmentLookup, &datas); err != nil {
		return nil, err
	}

	for name, data := range datas {
		data, err := parse(p.context.ConfigLookup, p.context.EnvironmentLookup, p.File, data, datas)
		if err != nil {
			logrus.Errorf("Failed to parse service %s: %v", name, err)
			return nil, err
		}

		datas[name] = data
	}

	if err := utils.Convert(datas, &configs); err != nil {
		return nil, err
	}

	adjustValues(configs)
	return configs, nil
}
Example #2
0
func readEnvFile(configLookup ConfigLookup, inFile string, serviceData rawService) (rawService, error) {
	var config ServiceConfig

	if err := utils.Convert(serviceData, &config); err != nil {
		return nil, err
	}

	if len(config.EnvFile.Slice()) == 0 {
		return serviceData, nil
	}

	if configLookup == nil {
		return nil, fmt.Errorf("Can not use env_file in file %s no mechanism provided to load files", inFile)
	}

	vars := config.Environment.Slice()

	for i := len(config.EnvFile.Slice()) - 1; i >= 0; i-- {
		envFile := config.EnvFile.Slice()[i]
		content, _, err := configLookup.Lookup(envFile, inFile)
		if err != nil {
			return nil, err
		}

		if err != nil {
			return nil, err
		}

		scanner := bufio.NewScanner(bytes.NewBuffer(content))
		for scanner.Scan() {
			line := strings.TrimSpace(scanner.Text())
			key := strings.SplitAfter(line, "=")[0]

			found := false
			for _, v := range vars {
				if strings.HasPrefix(v, key) {
					found = true
					break
				}
			}

			if !found {
				vars = append(vars, line)
			}
		}

		if scanner.Err() != nil {
			return nil, scanner.Err()
		}
	}

	serviceData["environment"] = vars

	delete(serviceData, "env_file")

	return serviceData, nil
}