Golang Domain.RulesPath方法代码示例

func loadHost(domain *tao.Domain, cfg *tao.LinuxHostConfig) (*tao.LinuxHost, error) {
	var tc tao.Config

	// Sanity check host type
	var stacked bool
	switch cfg.GetType() {
	case "root":
		stacked = false
	case "stacked":
		stacked = true
	case "":
		options.Usage("Must supply -root or -stacked flag")
	default:
		options.Usage("Invalid host type: %s", cfg.GetType())
	}

	// Sanity check hosting type
	hosting := make(map[string]bool)
	for _, h := range cfg.GetHosting() {
		switch h {
		case "process", "docker", "kvm_coreos", "kvm_coreos_linuxhost":
			hosting[h] = true
		default:
			options.Usage("Invalid hosting type: %s", cfg.GetHosting())
		}
	}
	if len(hosting) == 0 {
		options.Usage("Must supply -hosting flag")
	}

	// For stacked hosts, figure out the channel type: TPM, pipe, file, or unix
	if stacked {
		switch cfg.GetParentType() {
		case "TPM":
			tc.HostChannelType = "tpm"
		case "pipe":
			tc.HostChannelType = "pipe"
		case "file":
			tc.HostChannelType = "file"
		case "unix":
			tc.HostChannelType = "unix"
		case "":
			// leave channel type blank, tao may find it in env vars
			tc.HostChannelType = ""
		default:
			options.Usage("Invalid parent type: %s", cfg.GetParentType())
		}

		// For stacked hosts, we may also have a parent spec from command line
		tc.HostSpec = cfg.GetParentSpec()

		// For stacked hosts on a TPM, we may also have tpm info from domain config
		if domain.Config.TpmInfo != nil {
			tc.TPMAIKPath = path.Join(apps.TaoDomainPath(), domain.Config.TpmInfo.GetAikPath())
			tc.TPMPCRs = domain.Config.TpmInfo.GetPcrs()
			tc.TPMDevice = domain.Config.TpmInfo.GetTpmPath()
		}
	}

	rulesPath := ""
	if p := domain.RulesPath(); p != "" {
		rulesPath = path.Join(apps.TaoDomainPath(), p)
	}

	// Create the hosted program factory
	socketPath := hostPath()
	if subPath := cfg.GetSocketDir(); subPath != "" {
		if path.IsAbs(subPath) {
			socketPath = subPath
		} else {
			socketPath = path.Join(socketPath, subPath)
		}
	}

	// TODO(cjpatton) How do the NewLinuxDockerContainterFactory and the
	// NewLinuxKVMCoreOSHostFactory need to be modified to support the new
	// CachedGuard? They probably don't.
	childFactory := make(map[string]tao.HostedProgramFactory)
	if hosting["process"] {
		childFactory["process"] = tao.NewLinuxProcessFactory("pipe", socketPath)
	}
	if hosting["docker"] {
		childFactory["docker"] = tao.NewLinuxDockerContainerFactory(socketPath, rulesPath)
	}
	if hosting["kvm_coreos"] {
		// TODO(kwalsh) re-enable this code path in new kvm factory
		// sshFile := cfg.GetKvmCoreosSshAuthKeys()
		// if sshFile != "" {
		// if !path.IsAbs(sshFile) {
		// 	sshFile = path.Join(apps.TaoDomainPath(), sshFile)
		// }
		// sshKeysCfg, err := io.ReadFile(sshFile)
		// options.FailIf(err, "Can't read ssh authorized keys")

		coreOSImage := cfg.GetKvmCoreosImg()
		if coreOSImage == "" {
			options.Usage("Must specify -kvm_coreos_image for hosting QEMU/KVM CoreOS")
		}
		if !path.IsAbs(coreOSImage) {
			coreOSImage = path.Join(apps.TaoDomainPath(), coreOSImage)
//.........这里部分代码省略.........

func loadHost(domain *tao.Domain, cfg *tao.LinuxHostConfig) (*tao.LinuxHost, error) {
	var tc tao.Config

	// Decide host type
	switch cfg.GetType() {
	case "root":
		tc.HostType = tao.Root
	case "stacked":
		tc.HostType = tao.Stacked
	case "":
		options.Usage("Must supply -hosting flag")
	default:
		options.Usage("Invalid host type: %s", cfg.GetType())
	}

	// Decide hosting type
	switch cfg.GetHosting() {
	case "process":
		tc.HostedType = tao.ProcessPipe
	case "docker":
		tc.HostedType = tao.DockerUnix
	case "kvm_coreos":
		tc.HostedType = tao.KVMCoreOSFile
	case "":
		options.Usage("Must supply -hosting flag")
	default:
		options.Usage("Invalid hosting type: %s", cfg.GetHosting())
	}

	// For stacked hosts, figure out the channel type: TPM, pipe, file, or unix
	if tc.HostType == tao.Stacked {
		switch cfg.GetParentType() {
		case "TPM":
			tc.HostChannelType = "tpm"
		case "pipe":
			tc.HostChannelType = "pipe"
		case "file":
			tc.HostChannelType = "file"
		case "unix":
			tc.HostChannelType = "unix"
		case "":
			options.Usage("Must supply -parent_type for stacked hosts")
		default:
			options.Usage("Invalid parent type: %s", cfg.GetParentType())
		}

		// For stacked hosts on anything but a TPM, we also need parent spec
		if tc.HostChannelType != "tpm" {
			tc.HostSpec = cfg.GetParentSpec()
			if tc.HostSpec == "" {
				options.Usage("Must supply -parent_spec for non-TPM stacked hosts")
			}
		} else {
			// For stacked hosts on a TPM, we also need info from domain config
			if domain.Config.TpmInfo == nil {
				options.Usage("Must provide TPM configuration in the domain to use a TPM")
			}
			tc.TPMAIKPath = path.Join(domainPath(), domain.Config.TpmInfo.GetAikPath())
			tc.TPMPCRs = domain.Config.TpmInfo.GetPcrs()
			tc.TPMDevice = domain.Config.TpmInfo.GetTpmPath()
		}
	}

	rulesPath := ""
	if p := domain.RulesPath(); p != "" {
		rulesPath = path.Join(domainPath(), p)
	}

	// Create the hosted program factory
	socketPath := hostPath()
	if subPath := cfg.GetSocketDir(); subPath != "" {
		if path.IsAbs(subPath) {
			socketPath = subPath
		} else {
			socketPath = path.Join(socketPath, subPath)
		}
	}

	// TODO(cjpatton) How do the NewLinuxDockerContainterFactory and the
	// NewLinuxKVMCoreOSFactory need to be modified to support the new
	// CachedGuard? They probably don't.
	var childFactory tao.HostedProgramFactory
	switch tc.HostedType {
	case tao.ProcessPipe:
		childFactory = tao.NewLinuxProcessFactory("pipe", socketPath)
	case tao.DockerUnix:
		childFactory = tao.NewLinuxDockerContainerFactory(socketPath, rulesPath)
	case tao.KVMCoreOSFile:
		sshFile := cfg.GetKvmCoreosSshAuthKeys()
		if sshFile == "" {
			options.Usage("Must specify -kvm_coreos_ssh_auth_keys for hosting QEMU/KVM CoreOS")
		}
		if !path.IsAbs(sshFile) {
			sshFile = path.Join(domainPath(), sshFile)
		}
		sshKeysCfg, err := tao.CloudConfigFromSSHKeys(sshFile)
		options.FailIf(err, "Can't read ssh keys")

		coreOSImage := cfg.GetKvmCoreosImg()
		if coreOSImage == "" {
//.........这里部分代码省略.........