57 lines
1.4 KiB
Go
57 lines
1.4 KiB
Go
package op
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import (
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"errors"
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"net/http"
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"strings"
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"github.com/caos/oidc/pkg/oidc"
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"github.com/caos/oidc/pkg/utils"
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"github.com/gorilla/schema"
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)
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type UserinfoProvider interface {
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Decoder() *schema.Decoder
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Crypto() Crypto
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Storage() Storage
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}
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func Userinfo(w http.ResponseWriter, r *http.Request, userinfoProvider UserinfoProvider) {
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accessToken, err := getAccessToken(r, userinfoProvider.Decoder())
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if err != nil {
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http.Error(w, "access token missing", http.StatusUnauthorized)
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return
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}
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tokenID, err := userinfoProvider.Crypto().Decrypt(accessToken)
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if err != nil {
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http.Error(w, "access token missing", http.StatusUnauthorized)
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return
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}
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info, err := userinfoProvider.Storage().GetUserinfoFromToken(r.Context(), tokenID)
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if err != nil {
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utils.MarshalJSON(w, err)
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return
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}
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utils.MarshalJSON(w, info)
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}
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func getAccessToken(r *http.Request, decoder *schema.Decoder) (string, error) {
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authHeader := r.Header.Get("authorization")
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if authHeader != "" {
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parts := strings.Split(authHeader, "Bearer ")
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if len(parts) != 2 {
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return "", errors.New("invalid auth header")
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}
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return parts[1], nil
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}
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err := r.ParseForm()
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if err != nil {
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return "", errors.New("unable to parse request")
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}
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req := new(oidc.UserInfoRequest)
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err = decoder.Decode(req, r.Form)
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if err != nil {
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return "", errors.New("unable to parse request")
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}
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return req.AccessToken, nil
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}
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