coder/enterprise/coderd/workspaceproxycoordinate.go

71 lines
1.8 KiB
Go

package coderd
import (
"net/http"
"github.com/google/uuid"
"nhooyr.io/websocket"
"github.com/coder/coder/v2/apiversion"
"github.com/coder/coder/v2/coderd/httpapi"
"github.com/coder/coder/v2/codersdk"
"github.com/coder/coder/v2/tailnet/proto"
)
// @Summary Workspace Proxy Coordinate
// @ID workspace-proxy-coordinate
// @Security CoderSessionToken
// @Tags Enterprise
// @Success 101
// @Router /workspaceproxies/me/coordinate [get]
// @x-apidocgen {"skip": true}
func (api *API) workspaceProxyCoordinate(rw http.ResponseWriter, r *http.Request) {
ctx := r.Context()
version := "1.0"
msgType := websocket.MessageText
qv := r.URL.Query().Get("version")
if qv != "" {
version = qv
}
if err := proto.CurrentVersion.Validate(version); err != nil {
httpapi.Write(ctx, rw, http.StatusBadRequest, codersdk.Response{
Message: "Unknown or unsupported API version",
Validations: []codersdk.ValidationError{
{Field: "version", Detail: err.Error()},
},
})
return
}
maj, _, _ := apiversion.Parse(version)
if maj >= 2 {
// Versions 2+ use dRPC over a binary connection
msgType = websocket.MessageBinary
}
api.AGPL.WebsocketWaitMutex.Lock()
api.AGPL.WebsocketWaitGroup.Add(1)
api.AGPL.WebsocketWaitMutex.Unlock()
defer api.AGPL.WebsocketWaitGroup.Done()
conn, err := websocket.Accept(rw, r, nil)
if err != nil {
httpapi.Write(ctx, rw, http.StatusBadRequest, codersdk.Response{
Message: "Failed to accept websocket.",
Detail: err.Error(),
})
return
}
ctx, nc := codersdk.WebsocketNetConn(ctx, conn, msgType)
defer nc.Close()
id := uuid.New()
err = api.tailnetService.ServeMultiAgentClient(ctx, version, nc, id)
if err != nil {
_ = conn.Close(websocket.StatusInternalError, err.Error())
} else {
_ = conn.Close(websocket.StatusGoingAway, "")
}
}