feat(xen): update xenclient and xenplatform to the latest structure (#433)

crates/xen/xenclient/examples/boot.rs

@@ -1,15 +1,15 @@
+use std::sync::Arc;
 use std::{env, process};
 use tokio::fs;
 use uuid::Uuid;
 use xenclient::error::Result;
-use xenclient::{DomainConfig, XenClient};
-use xenplatform::domain::BaseDomainConfig;
-
-#[cfg(target_arch = "x86_64")]
-type RuntimePlatform = xenplatform::x86pv::X86PvPlatform;
-
-#[cfg(not(target_arch = "x86_64"))]
-type RuntimePlatform = xenplatform::unsupported::UnsupportedPlatform;
+use xenclient::tx::channel::ChannelDeviceConfig;
+use xenclient::{config::DomainConfig, XenClient};
+use xenplatform::domain::{
+    KernelFormat, PlatformDomainConfig, PlatformKernelConfig, PlatformOptions,
+    PlatformResourcesConfig,
+};
+use xenplatform::RuntimePlatformType;
 
 #[tokio::main]
 async fn main() -> Result<()> {
@@ -22,32 +22,31 @@ async fn main() -> Result<()> {
     }
     let kernel_image_path = args.get(1).expect("argument not specified");
     let initrd_path = args.get(2).expect("argument not specified");
-    let client = XenClient::new(0, RuntimePlatform::new()).await?;
-    let config = DomainConfig {
-        base: BaseDomainConfig {
-            uuid: Uuid::new_v4(),
-            max_vcpus: 1,
-            target_vcpus: 1,
-            max_mem_mb: 512,
-            target_mem_mb: 512,
-            enable_iommu: true,
-            kernel: fs::read(&kernel_image_path).await?,
-            initrd: fs::read(&initrd_path).await?,
+    let client = XenClient::new().await?;
+
+    let mut config = DomainConfig::new();
+    config.platform(PlatformDomainConfig {
+        uuid: Uuid::new_v4(),
+        platform: RuntimePlatformType::Pv,
+        kernel: PlatformKernelConfig {
+            data: Arc::new(fs::read(&kernel_image_path).await?),
+            format: KernelFormat::ElfCompressed,
             cmdline: "earlyprintk=xen earlycon=xen console=hvc0 init=/init".to_string(),
-            owner_domid: 0,
+            initrd: Some(Arc::new(fs::read(&initrd_path).await?)),
         },
-        backend_domid: 0,
-        name: "xenclient-test".to_string(),
-        swap_console_backend: None,
-        disks: vec![],
-        channels: vec![],
-        vifs: vec![],
-        pcis: vec![],
-        filesystems: vec![],
-        extra_keys: vec![],
-        extra_rw_paths: vec![],
-    };
-    let created = client.create(&config).await?;
-    println!("created domain {}", created.domid);
+        resources: PlatformResourcesConfig {
+            max_vcpus: 1,
+            assigned_vcpus: 1,
+            max_memory_mb: 512,
+            assigned_memory_mb: 512,
+        },
+        options: PlatformOptions { iommu: true },
+    });
+    config.name("xenclient-test");
+    let mut channel = ChannelDeviceConfig::new();
+    channel.default_console().backend_initialized();
+    config.add_channel(channel);
+    let created = client.create(config).await?;
+    println!("created domain {}", created.platform.domid);
     Ok(())
 }

crates/xen/xenclient/examples/boot_speed.rs

@@ -0,0 +1,66 @@
+use std::sync::Arc;
+use std::{env, process};
+use tokio::fs;
+use uuid::Uuid;
+use xenclient::config::{DomainConfig, DomainResult};
+use xenclient::error::Result;
+use xenclient::tx::channel::ChannelDeviceConfig;
+use xenclient::XenClient;
+use xenplatform::domain::{
+    KernelFormat, PlatformDomainConfig, PlatformKernelConfig, PlatformOptions,
+    PlatformResourcesConfig,
+};
+use xenplatform::elfloader::ElfImageLoader;
+use xenplatform::RuntimePlatformType;
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    env_logger::init();
+
+    let args: Vec<String> = env::args().collect();
+    if args.len() != 2 {
+        println!("usage: boot-speed <kernel-image>");
+        process::exit(1);
+    }
+    let kernel_path = args.get(1).expect("argument not specified");
+    let kernel = Arc::new(fs::read(kernel_path).await?);
+    let kernel = ElfImageLoader::load(kernel)?.into_elf_bytes();
+    let client = XenClient::new().await?;
+
+    for i in 0..5u32 {
+        let start = std::time::Instant::now();
+        let domain = create_domain(&client, kernel.clone(), i).await?;
+        let end = std::time::Instant::now();
+        let duration = end - start;
+        println!("boot setup time: {:?}", duration);
+        client.destroy(domain.platform.domid).await?;
+    }
+    Ok(())
+}
+
+async fn create_domain(client: &XenClient, kernel: Arc<Vec<u8>>, i: u32) -> Result<DomainResult> {
+    let mut config = DomainConfig::new();
+    config.platform(PlatformDomainConfig {
+        uuid: Uuid::new_v4(),
+        platform: RuntimePlatformType::Pv,
+        kernel: PlatformKernelConfig {
+            data: kernel,
+            format: KernelFormat::ElfUncompressed,
+            cmdline: "earlyprintk=xen earlycon=xen console=hvc0 init=/init".to_string(),
+            initrd: None,
+        },
+        resources: PlatformResourcesConfig {
+            max_vcpus: 1,
+            assigned_vcpus: 1,
+            max_memory_mb: 512,
+            assigned_memory_mb: 512,
+        },
+        options: PlatformOptions { iommu: true },
+    });
+    config.name(format!("xenboot-{}", i));
+    config.start(false);
+    let mut channel = ChannelDeviceConfig::new();
+    channel.default_console().backend_initialized();
+    config.add_channel(channel);
+    client.create(config).await
+}