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educode-controller/internal/api/handlers.go
2025-07-05 20:13:01 +08:00

105 lines
2.7 KiB
Go

package api
import (
"net/http"
"regexp"
"gitea.starryskymeow.cn/xkm/educode-controller/internal/k8s"
"github.com/gin-gonic/gin"
"k8s.io/client-go/kubernetes"
)
const Namespace = "educode"
type Handler struct {
clientset *kubernetes.Clientset
}
func NewHandler(clientset *kubernetes.Clientset) *Handler {
return &Handler{clientset: clientset}
}
func (h *Handler) createWorkspace(c *gin.Context) {
var req CreateWorkspaceRequest
if err := c.ShouldBindJSON(&req); err != nil {
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
return
}
if !isValidDNS1035Label(req.WorkspaceID) {
c.JSON(http.StatusBadRequest, gin.H{"error": "a DNS-1035 label must consist of lower case alphanumeric characters or '-', start with an alphabetic character, and end with an alphanumeric character (e.g. 'my-name', or 'abc-123')"})
return
}
image := k8s.DefaultImage
if req.Image != "" {
image = req.Image
}
resourceLimits := k8s.DefaultResourceLimits
if req.ResourceLimits != nil {
if req.ResourceLimits.CPU != "" {
resourceLimits.CPU = req.ResourceLimits.CPU
}
if req.ResourceLimits.Memory != "" {
resourceLimits.Memory = req.ResourceLimits.Memory
}
if req.ResourceLimits.Storage != "" {
resourceLimits.Storage = req.ResourceLimits.Storage
}
}
k8sReq := &k8s.WorkspaceRequest{
Image: image,
Env: req.Env,
ResourceLimits: &resourceLimits,
WorkspaceID: req.WorkspaceID,
Clientset: h.clientset,
Namespace: Namespace,
}
keyword, err := k8s.CreateWorkspace(k8sReq)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
c.JSON(http.StatusAccepted, gin.H{"status": "creating", "workspaceId": req.WorkspaceID, "keyword": keyword})
}
func (h *Handler) deleteWorkspace(c *gin.Context) {
workspaceID := c.Param("workspaceID")
err := k8s.DeleteWorkspace(h.clientset, Namespace, workspaceID)
if err != nil {
c.JSON(http.StatusInternalServerError, gin.H{"error": err.Error()})
return
}
c.JSON(http.StatusAccepted, gin.H{"status": "deleting", "workspaceId": workspaceID})
}
func (h *Handler) getWorkspace(c *gin.Context) {
workspaceID := c.Param("workspaceID")
// TODO: Call k8s manager to get resource status
c.JSON(http.StatusOK, gin.H{"status": "ok", "workspaceId": workspaceID})
}
func (h *Handler) extendWorkspace(c *gin.Context) {
workspaceID := c.Param("workspaceID")
// TODO: Call k8s manager to patch resource annotation
c.JSON(http.StatusOK, gin.H{"status": "extended", "workspaceId": workspaceID})
}
func isValidDNS1035Label(s string) bool {
if len(s) > 63 {
return false
}
if !regexp.MustCompile(`^[a-z]([-a-z0-9]*[a-z0-9])?$`).MatchString(s) {
return false
}
return true
}