func()

in ecs-init/docker/docker.go [397:438]

• 31 lines of code
• 7 McCabe index (conditional complexity)

func (c *client) getHostConfig(envVarsFromFiles map[string]string) *godocker.HostConfig {
	dockerSocketBind := getDockerSocketBind(envVarsFromFiles)

	binds := []string{
		dockerSocketBind,
		config.LogDirectory() + ":" + logDir,
		config.AgentDataDirectory() + ":" + dataDir,
		config.AgentConfigDirectory() + ":" + config.AgentConfigDirectory(),
		config.CacheDirectory() + ":" + config.CacheDirectory(),
		config.CgroupMountpoint() + ":" + DefaultCgroupMountpoint,
		// bind mount instance config dir
		config.InstanceConfigDirectory() + ":" + config.InstanceConfigDirectory(),
		filepath.Join(config.LogDirectory(), execAgentLogRelativePath) + ":" + filepath.Join(logDir, execAgentLogRelativePath),
	}

	// for al, al2 add host ssl cert directory mounts
	if pkiDir := config.HostPKIDirPath(); pkiDir != "" {
		certsPath := pkiDir + ":" + pkiDir + readOnly
		binds = append(binds, certsPath)
	}

	if config.RunningInExternal() {
		credsPath := externalEnvCredsHostDir + ":" + externalEnvCredsContainerDir + readOnly
		binds = append(binds, credsPath)
	}

	for key, val := range c.LoadEnvVars() {
		if key == config.GPUSupportEnvVar && val == "true" {
			if nvidiaGPUDevicesPresent() {
				// bind mount gpu info dir
				binds = append(binds, gpu.GPUInfoDirPath+":"+gpu.GPUInfoDirPath)
			}
		}
	}

	binds = append(binds, getDockerPluginDirBinds()...)

	// only add bind mounts when the src file/directory exists on host; otherwise docker API create an empty directory on host
	binds = append(binds, getCapabilityExecBinds()...)

	return createHostConfig(binds)
}