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handle_api_profile.go
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/
handle_api_profile.go
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// Copyright 2022 Paul Greenberg greenpau@outlook.com
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package authn
import (
"context"
"encoding/json"
"fmt"
"io"
"net/http"
"time"
"github.com/greenpau/go-authcrunch/pkg/requests"
"regexp"
"github.com/greenpau/go-authcrunch/pkg/user"
addrutil "github.com/greenpau/go-authcrunch/pkg/util/addr"
"go.uber.org/zap"
)
var tokenSecretRegexPattern = regexp.MustCompile(`^[A-Za-z0-9]{10,200}$`)
var tokenIssuerRegexPattern = regexp.MustCompile(`^[A-Za-z0-9]{3,50}$`)
var tokenDescriptionRegexPattern = regexp.MustCompile(`^[\w\s\-\_,\.]{3,255}$`)
var tokenPasscodeRegexPattern = regexp.MustCompile(`^[0-9]{4,8}$`)
func handleAPIProfileResponse(w http.ResponseWriter, rr *requests.Request, code int, resp map[string]interface{}) error {
resp["status"] = code
rr.Response.Code = code
respBytes, _ := json.Marshal(resp)
w.WriteHeader(rr.Response.Code)
w.Write(respBytes)
return nil
}
func (p *Portal) handleAPIProfile(ctx context.Context, w http.ResponseWriter, r *http.Request, rr *requests.Request, parsedUser *user.User) error {
resp := make(map[string]interface{})
resp["timestamp"] = time.Now().UTC().Format(time.RFC3339Nano)
if parsedUser == nil {
resp["message"] = "Profile API received nil user"
return handleAPIProfileResponse(w, rr, http.StatusBadRequest, resp)
}
usr, err := p.sessions.Get(parsedUser.Claims.ID)
if err != nil {
p.logger.Warn(
"jti session not found",
zap.String("session_id", rr.Upstream.SessionID),
zap.String("request_id", rr.ID),
zap.String("jti", parsedUser.Claims.ID),
zap.Any("error", err),
zap.String("source_address", addrutil.GetSourceAddress(r)),
)
resp["message"] = "Profile API failed to locate JTI session"
return handleAPIProfileResponse(w, rr, http.StatusUnauthorized, resp)
}
if permitted := usr.HasRole("authp/admin", "authp/user"); !permitted {
resp["message"] = "Profile API did not find valid role for the user"
return handleAPIProfileResponse(w, rr, http.StatusForbidden, resp)
}
// Unpack the request and determine the type of the request.
var reqKind = "unknown"
// Read the request body
defer r.Body.Close()
body, err := io.ReadAll(r.Body)
if err != nil {
resp["message"] = "Profile API failed to parse request body"
return handleAPIProfileResponse(w, rr, http.StatusBadRequest, resp)
}
var bodyData map[string]interface{}
if err := json.Unmarshal(body, &bodyData); err != nil {
resp["message"] = "Profile API failed to parse request JSON body"
return handleAPIProfileResponse(w, rr, http.StatusBadRequest, resp)
}
if v, exists := bodyData["kind"]; exists {
reqKind = v.(string)
}
switch reqKind {
case "fetch_debug":
case "fetch_user_dashboard_data":
case "delete_user_multi_factor_authenticator":
case "fetch_user_multi_factor_authenticators":
case "fetch_user_multi_factor_authenticator":
case "fetch_user_app_multi_factor_authenticator_code":
case "test_user_app_multi_factor_authenticator":
case "add_user_app_multi_factor_authenticator":
case "fetch_user_api_keys":
case "fetch_user_api_key":
case "delete_user_api_key":
case "fetch_user_ssh_keys":
case "fetch_user_ssh_key":
case "delete_user_ssh_key":
case "test_user_ssh_key":
case "add_user_ssh_key":
case "fetch_user_gpg_keys":
case "fetch_user_gpg_key":
case "delete_user_gpg_key":
case "test_user_gpg_key":
case "add_user_gpg_key":
case "fetch_user_u2f_reg_params":
default:
resp["message"] = "Profile API received unsupported request type"
return handleAPIProfileResponse(w, rr, http.StatusBadRequest, resp)
}
// Determine supported authentication methods.
switch usr.Authenticator.Method {
case "local":
default:
resp["message"] = fmt.Sprintf("%s is not supported with profile API", usr.Authenticator.Method)
return handleAPIProfileResponse(w, rr, http.StatusNotImplemented, resp)
}
backend := p.getIdentityStoreByRealm(usr.Authenticator.Realm)
if backend == nil {
p.logger.Warn(
"backend not found",
zap.String("session_id", rr.Upstream.SessionID),
zap.String("request_id", rr.ID),
zap.String("realm", usr.Authenticator.Realm),
zap.String("jti", usr.Claims.ID),
zap.String("source_address", addrutil.GetSourceAddress(r)),
)
resp["message"] = fmt.Sprintf("backend for %s realm not found", usr.Authenticator.Realm)
return handleAPIProfileResponse(w, rr, http.StatusBadRequest, resp)
}
p.logger.Debug(
"backend found for handling api request",
zap.String("session_id", rr.Upstream.SessionID),
zap.String("request_id", rr.ID),
zap.String("realm", usr.Authenticator.Realm),
zap.String("jti", usr.Claims.ID),
zap.String("request_kind", reqKind),
zap.String("source_address", addrutil.GetSourceAddress(r)),
)
// Populate username (sub) and email address (email)
rr.User.Username = usr.Claims.Subject
rr.User.Email = usr.Claims.Email
switch reqKind {
case "fetch_debug":
return p.FetchDebug(ctx, w, r, rr, parsedUser, resp, usr, backend)
case "fetch_user_dashboard_data":
return p.FetchUserDashboardData(ctx, w, r, rr, parsedUser, resp, usr, backend)
case "fetch_user_multi_factor_authenticators":
return p.FetchUserMultiFactorVerifiers(ctx, w, r, rr, parsedUser, resp, usr, backend)
case "fetch_user_multi_factor_authenticator":
return p.FetchUserMultiFactorVerifier(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "delete_user_multi_factor_authenticator":
return p.DeleteUserMultiFactorVerifier(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "fetch_user_app_multi_factor_authenticator_code":
return p.FetchUserAppMultiFactorVerifierCode(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "test_user_app_multi_factor_authenticator":
return p.TestUserAppMultiFactorVerifier(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "add_user_app_multi_factor_authenticator":
return p.AddUserAppMultiFactorVerifier(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "fetch_user_u2f_reg_params":
return p.FetchUserUniSecFactorRegParams(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "fetch_user_api_keys":
return p.FetchUserAPIKeys(ctx, w, r, rr, parsedUser, resp, usr, backend)
case "fetch_user_api_key":
return p.FetchUserAPIKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "delete_user_api_key":
return p.DeleteUserAPIKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "fetch_user_ssh_keys":
return p.FetchUserSSHKeys(ctx, w, r, rr, parsedUser, resp, usr, backend)
case "fetch_user_ssh_key":
return p.FetchUserSSHKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "delete_user_ssh_key":
return p.DeleteUserSSHKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "test_user_ssh_key":
return p.TestUserSSHKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "add_user_ssh_key":
return p.AddUserSSHKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "fetch_user_gpg_keys":
return p.FetchUserGPGKeys(ctx, w, r, rr, parsedUser, resp, usr, backend)
case "fetch_user_gpg_key":
return p.FetchUserGPGKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "delete_user_gpg_key":
return p.DeleteUserGPGKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "test_user_gpg_key":
return p.TestUserGPGKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
case "add_user_gpg_key":
return p.AddUserGPGKey(ctx, w, r, rr, parsedUser, resp, usr, backend, bodyData)
}
// Default response
resp["message"] = fmt.Sprintf("unsupported %s request kind with profile API", reqKind)
return handleAPIProfileResponse(w, rr, http.StatusNotImplemented, resp)
}