| // Copyright 2018 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef VM_TOOLS_CONCIERGE_PLUGIN_VM_H_ |
| #define VM_TOOLS_CONCIERGE_PLUGIN_VM_H_ |
| |
| #include <stdint.h> |
| |
| #include <memory> |
| #include <string> |
| #include <vector> |
| |
| #include <arc/network/mac_address_generator.h> |
| #include <arc/network/subnet.h> |
| #include <base/files/file_path.h> |
| #include <base/files/scoped_temp_dir.h> |
| #include <base/macros.h> |
| #include <brillo/process.h> |
| |
| #include "vm_tools/concierge/seneschal_server_proxy.h" |
| #include "vm_tools/concierge/vm_interface.h" |
| |
| namespace vm_tools { |
| namespace concierge { |
| |
| class PluginVm final : public VmInterface { |
| public: |
| static std::unique_ptr<PluginVm> Create( |
| uint32_t cpus, |
| std::vector<std::string> params, |
| arc_networkd::MacAddress mac_addr, |
| std::unique_ptr<arc_networkd::SubnetAddress> ipv4_addr, |
| uint32_t ipv4_netmask, |
| uint32_t ipv4_gateway, |
| base::FilePath stateful_dir, |
| base::FilePath root_dir, |
| base::FilePath runtime_dir, |
| std::unique_ptr<SeneschalServerProxy> seneschal_server_proxy); |
| ~PluginVm() override; |
| |
| // VmInterface overrides. |
| bool Shutdown() override; |
| VmInterface::Info GetInfo() override; |
| bool AttachUsbDevice(uint8_t bus, |
| uint8_t addr, |
| uint16_t vid, |
| uint16_t pid, |
| int fd, |
| UsbControlResponse* response) override; |
| bool DetachUsbDevice(uint8_t port, UsbControlResponse* response) override; |
| bool ListUsbDevice(std::vector<UsbDevice>* devices) override; |
| void HandleSuspendImminent() override {} |
| void HandleSuspendDone() override {} |
| bool SetResolvConfig(const std::vector<std::string>& nameservers, |
| const std::vector<std::string>& search_domains) override; |
| |
| static bool WriteResolvConf(const base::FilePath& parent_dir, |
| const std::vector<std::string>& nameservers, |
| const std::vector<std::string>& search_domains); |
| |
| // The 9p server managed by seneschal that provides access to shared files for |
| // this VM. Returns 0 if there is no seneschal server associated with this |
| // VM. |
| uint32_t seneschal_server_handle() const { |
| if (seneschal_server_proxy_) { |
| return seneschal_server_proxy_->handle(); |
| } |
| |
| return 0; |
| } |
| |
| private: |
| PluginVm(arc_networkd::MacAddress mac_addr, |
| std::unique_ptr<arc_networkd::SubnetAddress> ipv4_addr, |
| uint32_t ipv4_netmask, |
| uint32_t ipv4_gateway, |
| std::unique_ptr<SeneschalServerProxy> seneschal_server_proxy, |
| base::FilePath root_dir, |
| base::FilePath runtime_dir); |
| bool Start(uint32_t cpus, |
| std::vector<std::string> params, |
| base::FilePath stateful_dir); |
| |
| // Allows to build skeleton of root file system for the plugin. |
| // Individual directories, such as /etc, are mounted plugin jail. |
| base::ScopedTempDir root_dir_; |
| |
| // Runtime directory for the crosvm instance. It is shared with dispatcher |
| // and mounted as /run/pvm in plugin jail. |
| base::ScopedTempDir runtime_dir_; |
| |
| // Handle to the VM process. |
| brillo::ProcessImpl process_; |
| |
| // Network configuration. |
| arc_networkd::MacAddress mac_addr_; |
| std::unique_ptr<arc_networkd::SubnetAddress> ipv4_addr_; |
| uint32_t netmask_; |
| uint32_t gateway_; |
| |
| // Proxy to the server providing shared directory access for this VM. |
| std::unique_ptr<SeneschalServerProxy> seneschal_server_proxy_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PluginVm); |
| }; |
| |
| } // namespace concierge |
| } // namespace vm_tools |
| |
| #endif // VM_TOOLS_CONCIERGE_PLUGIN_VM_H_ |