func()

in ecs-init/docker/docker.go [278:321]

• 36 lines of code
• 6 McCabe index (conditional complexity)

func (c *client) getContainerConfig(envVarsFromFiles map[string]string) *godocker.Config {
	// default environment variables
	envVariables := map[string]string{
		"ECS_LOGFILE":                           logDir + "/" + config.AgentLogFile,
		"ECS_DATADIR":                           dataDir,
		"ECS_AGENT_CONFIG_FILE_PATH":            config.AgentJSONConfigFile(),
		"ECS_UPDATE_DOWNLOAD_DIR":               config.CacheDirectory(),
		"ECS_UPDATES_ENABLED":                   "true",
		"ECS_AVAILABLE_LOGGING_DRIVERS":         `["json-file","syslog","awslogs","fluentd","none"]`,
		"ECS_ENABLE_TASK_IAM_ROLE":              "true",
		"ECS_ENABLE_TASK_IAM_ROLE_NETWORK_HOST": "true",
		"ECS_AGENT_LABELS":                      "",
		"ECS_VOLUME_PLUGIN_CAPABILITIES":        `["efsAuth"]`,
	}

	// for al, al2 add host ssl cert directory envvar if available
	if certDir := config.HostCertsDirPath(); certDir != "" {
		envVariables["SSL_CERT_DIR"] = certDir
	}

	// merge in platform-specific environment variables
	for envKey, envValue := range getPlatformSpecificEnvVariables() {
		envVariables[envKey] = envValue
	}

	for key, val := range envVarsFromFiles {
		envVariables[key] = val
	}
	if config.RunningInExternal() {
		// Task networking is not supported when not running on EC2. Explicitly disable since it's enabled by default.
		envVariables["ECS_ENABLE_TASK_ENI"] = "false"
	}

	var env []string
	for envKey, envValue := range envVariables {
		env = append(env, envKey+"="+envValue)
	}
	cfg := &godocker.Config{
		Env:   env,
		Image: config.AgentImageName,
	}
	setLabels(cfg, envVariables["ECS_AGENT_LABELS"])
	return cfg
}