open-vault/http/help.go

60 lines
1.5 KiB
Go

package http
import (
"fmt"
"net/http"
"github.com/hashicorp/errwrap"
"github.com/hashicorp/vault/helper/namespace"
"github.com/hashicorp/vault/sdk/logical"
"github.com/hashicorp/vault/vault"
)
func wrapHelpHandler(h http.Handler, core *vault.Core) http.Handler {
return http.HandlerFunc(func(writer http.ResponseWriter, req *http.Request) {
// If the help parameter is not blank, then show the help. We request
// forward because standby nodes do not have mounts and other state.
if v := req.URL.Query().Get("help"); v != "" || req.Method == "HELP" {
handleRequestForwarding(core,
http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
handleHelp(core, w, r)
})).ServeHTTP(writer, req)
return
}
h.ServeHTTP(writer, req)
return
})
}
func handleHelp(core *vault.Core, w http.ResponseWriter, r *http.Request) {
ns, err := namespace.FromContext(r.Context())
if err != nil {
respondError(w, http.StatusBadRequest, nil)
return
}
path := ns.TrimmedPath(r.URL.Path[len("/v1/"):])
req, err := requestAuth(core, r, &logical.Request{
Operation: logical.HelpOperation,
Path: path,
Connection: getConnection(r),
})
if err != nil {
if errwrap.Contains(err, logical.ErrPermissionDenied.Error()) {
respondError(w, http.StatusForbidden, nil)
return
}
respondError(w, http.StatusBadRequest, fmt.Errorf("error performing token check: %w", err))
return
}
resp, err := core.HandleRequest(r.Context(), req)
if err != nil {
respondErrorCommon(w, req, resp, err)
return
}
respondOk(w, resp.Data)
}