106 lines
2.7 KiB
Go
106 lines
2.7 KiB
Go
package handler
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import (
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"crypto/sha256"
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"encoding/hex"
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"encoding/json"
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"fmt"
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"fusenapi/constants"
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"fusenapi/utils/basic"
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"github.com/zeromicro/go-zero/core/logx"
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"github.com/zeromicro/go-zero/rest/httpx"
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"net/http"
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"time"
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"fusenapi/server/websocket/internal/svc"
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"fusenapi/server/websocket/internal/types"
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)
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func RenderNotifyHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
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return func(w http.ResponseWriter, r *http.Request) {
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var req types.RenderNotifyReq
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_, err := basic.RequestParse(w, r, svcCtx, &req)
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if err != nil {
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httpx.OkJsonCtx(r.Context(), w, basic.Response{
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Code: basic.CodeRequestParamsErr.Code,
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Message: "err param",
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Data: nil,
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})
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return
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}
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if len(req.NotifyList) == 0 {
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httpx.OkJsonCtx(r.Context(), w, basic.Response{
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Code: basic.CodeRequestParamsErr.Code,
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Message: "invalid param,notify list is empty",
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Data: nil,
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})
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return
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}
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if time.Now().Unix()-120 > req.Time || req.Time > time.Now().Unix() {
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httpx.OkJsonCtx(r.Context(), w, basic.Response{
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Code: basic.CodeRequestParamsErr.Code,
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Message: "invalid param,time is expired",
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Data: nil,
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})
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return
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}
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//验证签名 sha256
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notifyByte, _ := json.Marshal(req.NotifyList)
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h := sha256.New()
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h.Write([]byte(fmt.Sprintf(constants.RENDER_NOTIFY_SIGN_KEY, string(notifyByte), req.Time)))
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signHex := h.Sum(nil)
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sign := hex.EncodeToString(signHex)
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if req.Sign != sign {
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httpx.OkJsonCtx(r.Context(), w, basic.Response{
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Code: basic.CodeRequestParamsErr.Code,
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Message: "invalid sign",
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Data: nil,
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})
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return
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}
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//遍历链接
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mapConnPool.Range(func(key, value any) bool {
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ws, ok := value.(wsConnectItem)
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if !ok {
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return false
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}
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setOutRenderImage(req, ws)
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return true
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})
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httpx.OkJsonCtx(r.Context(), w, basic.Response{
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Code: 200,
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Message: "success",
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Data: nil,
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})
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}
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}
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// 把渲染好的数据放入outchan
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func setOutRenderImage(req types.RenderNotifyReq, ws wsConnectItem) {
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ws.mutex.Lock()
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defer ws.mutex.Unlock()
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for _, notifyItem := range req.NotifyList {
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renderKey := ws.getRenderImageMapKey(notifyItem.ProductId, notifyItem.SizeId, notifyItem.TemplateId)
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//查询
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_, ok := ws.renderImage[renderKey]
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if !ok {
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continue
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}
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responseData := types.RenderImageRspMsg{
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ProductId: notifyItem.ProductId,
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SizeId: notifyItem.SizeId,
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TemplateId: notifyItem.TemplateId,
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Source: "我是渲染资源",
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}
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b, _ := json.Marshal(responseData)
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select {
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case <-ws.closeChan:
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return
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case ws.outChan <- b:
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logx.Info("notify send render result to out chan")
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}
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//删掉已经处理的渲染任务
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delete(ws.renderImage, renderKey)
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}
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}
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