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https://github.com/cloud-hypervisor/cloud-hypervisor.git
synced 2026-08-05 02:19:16 +00:00
vmm: move the http api into its own submodule
This commits moves the http API code into its own submodule. Signed-off-by: Omer Faruk Bayram <omer.faruk@sartura.hr>
This commit is contained in:
Omer Faruk Bayram
committed by
Bo Chen
Bo Chen
parent
b955f09b80
commit
5c96fbb19b
281
vmm/src/api/http/http_endpoint.rs
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281
vmm/src/api/http/http_endpoint.rs
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@@ -0,0 +1,281 @@
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// Copyright © 2019 Intel Corporation
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//
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// SPDX-License-Identifier: Apache-2.0
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//
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use crate::api::http::{error_response, EndpointHandler, HttpError};
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#[cfg(all(target_arch = "x86_64", feature = "guest_debug"))]
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use crate::api::vm_coredump;
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use crate::api::{
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vm_add_device, vm_add_disk, vm_add_fs, vm_add_net, vm_add_pmem, vm_add_user_device,
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vm_add_vdpa, vm_add_vsock, vm_boot, vm_counters, vm_create, vm_delete, vm_info, vm_pause,
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vm_power_button, vm_reboot, vm_receive_migration, vm_remove_device, vm_resize, vm_resize_zone,
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vm_restore, vm_resume, vm_send_migration, vm_shutdown, vm_snapshot, vmm_ping, vmm_shutdown,
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ApiRequest, VmAction, VmConfig,
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};
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use crate::config::NetConfig;
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use micro_http::{Body, Method, Request, Response, StatusCode, Version};
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use std::fs::File;
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use std::os::unix::io::IntoRawFd;
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use std::sync::mpsc::Sender;
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use std::sync::{Arc, Mutex};
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use vmm_sys_util::eventfd::EventFd;
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// /api/v1/vm.create handler
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pub struct VmCreate {}
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impl EndpointHandler for VmCreate {
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fn handle_request(
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&self,
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req: &Request,
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api_notifier: EventFd,
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api_sender: Sender<ApiRequest>,
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) -> Response {
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match req.method() {
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Method::Put => {
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match &req.body {
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Some(body) => {
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// Deserialize into a VmConfig
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let vm_config: VmConfig = match serde_json::from_slice(body.raw())
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.map_err(HttpError::SerdeJsonDeserialize)
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{
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Ok(config) => config,
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Err(e) => return error_response(e, StatusCode::BadRequest),
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};
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// Call vm_create()
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match vm_create(api_notifier, api_sender, Arc::new(Mutex::new(vm_config)))
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.map_err(HttpError::ApiError)
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{
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Ok(_) => Response::new(Version::Http11, StatusCode::NoContent),
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Err(e) => error_response(e, StatusCode::InternalServerError),
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}
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}
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None => Response::new(Version::Http11, StatusCode::BadRequest),
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}
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}
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_ => error_response(HttpError::BadRequest, StatusCode::BadRequest),
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}
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}
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}
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// Common handler for boot, shutdown and reboot
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pub struct VmActionHandler {
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action: VmAction,
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}
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impl VmActionHandler {
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pub fn new(action: VmAction) -> Self {
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VmActionHandler { action }
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}
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}
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impl EndpointHandler for VmActionHandler {
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fn put_handler(
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&self,
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api_notifier: EventFd,
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api_sender: Sender<ApiRequest>,
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body: &Option<Body>,
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mut files: Vec<File>,
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) -> std::result::Result<Option<Body>, HttpError> {
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use VmAction::*;
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if let Some(body) = body {
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match self.action {
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AddDevice(_) => vm_add_device(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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AddDisk(_) => vm_add_disk(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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AddFs(_) => vm_add_fs(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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AddPmem(_) => vm_add_pmem(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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AddNet(_) => {
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let mut net_cfg: NetConfig = serde_json::from_slice(body.raw())?;
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if net_cfg.fds.is_some() {
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warn!("Ignoring FDs sent via the HTTP request body");
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net_cfg.fds = None;
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}
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// Update network config with optional files that might have
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// been sent through control message.
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if !files.is_empty() {
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let fds = files.drain(..).map(|f| f.into_raw_fd()).collect();
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net_cfg.fds = Some(fds);
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}
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vm_add_net(api_notifier, api_sender, Arc::new(net_cfg))
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}
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AddVdpa(_) => vm_add_vdpa(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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AddVsock(_) => vm_add_vsock(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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AddUserDevice(_) => vm_add_user_device(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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RemoveDevice(_) => vm_remove_device(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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Resize(_) => vm_resize(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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ResizeZone(_) => vm_resize_zone(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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Restore(_) => vm_restore(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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Snapshot(_) => vm_snapshot(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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#[cfg(all(target_arch = "x86_64", feature = "guest_debug"))]
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Coredump(_) => vm_coredump(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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ReceiveMigration(_) => vm_receive_migration(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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SendMigration(_) => vm_send_migration(
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api_notifier,
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api_sender,
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Arc::new(serde_json::from_slice(body.raw())?),
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),
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_ => return Err(HttpError::BadRequest),
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}
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} else {
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match self.action {
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Boot => vm_boot(api_notifier, api_sender),
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Delete => vm_delete(api_notifier, api_sender),
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Shutdown => vm_shutdown(api_notifier, api_sender),
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Reboot => vm_reboot(api_notifier, api_sender),
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Pause => vm_pause(api_notifier, api_sender),
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Resume => vm_resume(api_notifier, api_sender),
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PowerButton => vm_power_button(api_notifier, api_sender),
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_ => return Err(HttpError::BadRequest),
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}
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}
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.map_err(HttpError::ApiError)
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}
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fn get_handler(
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&self,
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api_notifier: EventFd,
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api_sender: Sender<ApiRequest>,
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_body: &Option<Body>,
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) -> std::result::Result<Option<Body>, HttpError> {
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use VmAction::*;
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match self.action {
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Counters => vm_counters(api_notifier, api_sender).map_err(HttpError::ApiError),
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_ => Err(HttpError::BadRequest),
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}
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}
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}
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// /api/v1/vm.info handler
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pub struct VmInfo {}
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impl EndpointHandler for VmInfo {
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fn handle_request(
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&self,
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req: &Request,
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api_notifier: EventFd,
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api_sender: Sender<ApiRequest>,
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) -> Response {
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match req.method() {
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Method::Get => match vm_info(api_notifier, api_sender).map_err(HttpError::ApiError) {
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Ok(info) => {
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let mut response = Response::new(Version::Http11, StatusCode::OK);
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let info_serialized = serde_json::to_string(&info).unwrap();
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response.set_body(Body::new(info_serialized));
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response
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}
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Err(e) => error_response(e, StatusCode::InternalServerError),
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},
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_ => error_response(HttpError::BadRequest, StatusCode::BadRequest),
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}
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}
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}
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// /api/v1/vmm.info handler
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pub struct VmmPing {}
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impl EndpointHandler for VmmPing {
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fn handle_request(
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&self,
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req: &Request,
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api_notifier: EventFd,
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api_sender: Sender<ApiRequest>,
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) -> Response {
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match req.method() {
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Method::Get => match vmm_ping(api_notifier, api_sender).map_err(HttpError::ApiError) {
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Ok(pong) => {
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let mut response = Response::new(Version::Http11, StatusCode::OK);
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let info_serialized = serde_json::to_string(&pong).unwrap();
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response.set_body(Body::new(info_serialized));
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response
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}
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Err(e) => error_response(e, StatusCode::InternalServerError),
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},
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_ => error_response(HttpError::BadRequest, StatusCode::BadRequest),
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}
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}
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}
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// /api/v1/vmm.shutdown handler
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pub struct VmmShutdown {}
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impl EndpointHandler for VmmShutdown {
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fn handle_request(
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&self,
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req: &Request,
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api_notifier: EventFd,
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api_sender: Sender<ApiRequest>,
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) -> Response {
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match req.method() {
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Method::Put => {
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match vmm_shutdown(api_notifier, api_sender).map_err(HttpError::ApiError) {
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Ok(_) => Response::new(Version::Http11, StatusCode::OK),
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Err(e) => error_response(e, StatusCode::InternalServerError),
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}
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}
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_ => error_response(HttpError::BadRequest, StatusCode::BadRequest),
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}
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}
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}
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