imp(vmm): remove max disk size limit

Author: Leechael

vmm/rpc/proto/vmm_rpc.proto

@@ -198,7 +198,6 @@ message ResourcesSettings {
   uint32 max_cvm_number = 1; // equals to the cid pool size.
   uint32 max_allocable_vcpu = 2;
   uint32 max_allocable_memory_in_mb = 3; // in MB.
-  uint32 max_disk_size_in_gb = 4; // in GB.
 }
 
 message GetMetaResponse {

vmm/src/app.rs

@@ -178,12 +178,6 @@ impl App {
                 workdir: vm_work_dir.path().to_path_buf(),
                 gateway_enabled: app_compose.gateway_enabled(),
             };
-            if vm_config.manifest.disk_size > self.config.cvm.max_disk_size {
-                bail!(
-                    "disk size too large, max size is {}",
-                    self.config.cvm.max_disk_size
-                );
-            }
             match states.get_mut(&vm_id) {
                 Some(vm) => {
                     vm.config = vm_config.into();

vmm/src/config.rs

@@ -90,8 +90,6 @@ pub struct CvmConfig {
     pub pccs_url: String,
     /// The URL of the Docker registry
     pub docker_registry: String,
-    /// The maximum disk size in GB
-    pub max_disk_size: u32,
     /// The start of the CID pool that allocates CIDs to VMs
     pub cid_start: u32,
     /// The size of the CID pool that allocates CIDs to VMs

vmm/src/main_service.rs

@@ -362,10 +362,6 @@ impl VmmRpc for RpcHandler {
             manifest.image = image;
         }
         if let Some(disk_size) = request.disk_size {
-            let max_disk_size = self.app.config.cvm.max_disk_size;
-            if disk_size > max_disk_size {
-                bail!("Disk size is too large, max is {max_disk_size}GB");
-            }
             if disk_size < manifest.disk_size {
                 bail!("Cannot shrink disk size");
             }
@@ -439,7 +435,6 @@ impl VmmRpc for RpcHandler {
                 max_cvm_number: self.app.config.cvm.cid_pool_size,
                 max_allocable_vcpu: self.app.config.cvm.max_allocable_vcpu,
                 max_allocable_memory_in_mb: self.app.config.cvm.max_allocable_memory_in_mb,
-                max_disk_size_in_gb: self.app.config.cvm.max_disk_size,
             }),
         })
     }

vmm/vmm.toml

@@ -22,7 +22,6 @@ gateway_urls = ["http://127.0.0.1:8082"]
 # PCCS URL used by guest to verify the quote from local key provider
 pccs_url = ""
 docker_registry = ""
-max_disk_size = 10000
 cid_start = 1000
 cid_pool_size = 1000
 max_allocable_vcpu = 20