chore: add cpushares option

Signed-off-by: Arjun Raja Yogidas <[email protected]>

Author: coderbirju

api/handlers/container/create.go

@@ -153,6 +153,7 @@ func (h *handler) create(w http.ResponseWriter, r *http.Request) {
 		PidsLimit:          -1,                               // nerdctl default.
 		Cgroupns:           defaults.CgroupnsMode(),          // nerdctl default.
 		BlkioWeight:        req.HostConfig.BlkioWeight,       // block IO weight (relative)
+		CPUPeriod:          uint64(req.HostConfig.CPUPeriod),
 		// #endregion
 
 		// #region for user flags

api/handlers/container/create_test.go

@@ -437,6 +437,27 @@ var _ = Describe("Container Create API ", func() {
 			Expect(rr.Body).Should(MatchJSON(jsonResponse))
 		})
 
+		It("should set CPUPeriod create options for resources", func() {
+			body := []byte(`{
+				"Image": "test-image",
+				"HostConfig": {
+					"CpuPeriod": 100000
+				}
+			}`)
+			req, _ := http.NewRequest(http.MethodPost, "/containers/create", bytes.NewReader(body))
+
+			// expected create options
+			createOpt.CPUPeriod = 100000
+
+			service.EXPECT().Create(gomock.Any(), "test-image", nil, equalTo(createOpt), equalTo(netOpt)).Return(
+				cid, nil)
+
+			// handler should return success message with 201 status code.
+			h.create(rr, req)
+			Expect(rr).Should(HaveHTTPStatus(http.StatusCreated))
+			Expect(rr.Body).Should(MatchJSON(jsonResponse))
+		})
+
 		It("should return 404 if the image was not found", func() {
 			body := []byte(`{"Image": "test-image"}`)
 			req, _ := http.NewRequest(http.MethodPost, "/containers/create", bytes.NewReader(body))

api/types/container_types.go

@@ -102,6 +102,7 @@ type ContainerHostConfig struct {
 	// Contains container's resources (cgroups, ulimits)
 	CPUShares int64 `json:"CpuShares"` // CPU shares (relative weight vs. other containers)
 	Memory    int64 // Memory limit (in bytes)
+	CPUPeriod int64 `json:"CpuPeriod"` // CPU CFS (Completely Fair Scheduler) period
 	// TODO: Resources
 
 	BlkioWeight uint16 // Block IO weight (relative weight vs. other containers)