86 lines
1.9 KiB
Go
86 lines
1.9 KiB
Go
package server
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import (
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"net/http"
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"net/url"
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"github.com/coreos/go-oidc/oauth2"
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)
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const (
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errorInvalidClientMetadata = "invalid_client_metadata"
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errorInvalidRequest = "invalid_request"
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errorServerError = "server_error"
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errorAccessDenied = "access_denied"
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)
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type apiError struct {
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Type string `json:"error"`
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Description string `json:"error_description,omitempty"`
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}
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func (e *apiError) Error() string {
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return e.Type
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}
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func newAPIError(typ, desc string) *apiError {
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return &apiError{Type: typ, Description: desc}
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}
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func writeAPIError(w http.ResponseWriter, code int, err error) {
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aerr, ok := err.(*apiError)
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if !ok {
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aerr = newAPIError(errorServerError, "")
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}
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if aerr.Type == "" {
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aerr.Type = errorServerError
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}
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if code == 0 {
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code = http.StatusInternalServerError
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}
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writeResponseWithBody(w, code, aerr)
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}
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func writeTokenError(w http.ResponseWriter, err error, state string) {
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oerr, ok := err.(*oauth2.Error)
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if !ok {
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oerr = oauth2.NewError(oauth2.ErrorServerError)
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}
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oerr.State = state
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var status int
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switch oerr.Type {
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case oauth2.ErrorInvalidClient:
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status = http.StatusUnauthorized
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w.Header().Set("WWW-Authenticate", "Basic")
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default:
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status = http.StatusBadRequest
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}
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writeResponseWithBody(w, status, oerr)
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}
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func writeAuthError(w http.ResponseWriter, err error, state string) {
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oerr, ok := err.(*oauth2.Error)
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if !ok {
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oerr = oauth2.NewError(oauth2.ErrorServerError)
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}
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oerr.State = state
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writeResponseWithBody(w, http.StatusBadRequest, oerr)
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}
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func redirectAuthError(w http.ResponseWriter, err error, state string, redirectURL url.URL) {
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oerr, ok := err.(*oauth2.Error)
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if !ok {
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oerr = oauth2.NewError(oauth2.ErrorServerError)
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}
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q := redirectURL.Query()
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q.Set("error", oerr.Type)
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q.Set("state", state)
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redirectURL.RawQuery = q.Encode()
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w.Header().Set("Location", redirectURL.String())
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w.WriteHeader(http.StatusTemporaryRedirect)
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}
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