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outpost: migrate to openapitools/openapi-generator-cli

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Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>
This commit is contained in:
Jens Langhammer
2021-05-16 21:07:01 +02:00
parent 8b6292b3de
commit a5233f89b2
19 changed files with 218 additions and 234 deletions
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104
outpost/pkg/ldap/instance_bind.go
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@ -12,23 +12,14 @@ import (
"time"
goldap "github.com/go-ldap/ldap/v3"
httptransport "github.com/go-openapi/runtime/client"
"github.com/nmcclain/ldap"
"goauthentik.io/outpost/pkg/client/core"
"goauthentik.io/outpost/pkg/client/flows"
"goauthentik.io/outpost/pkg/models"
"goauthentik.io/outpost/api"
"goauthentik.io/outpost/pkg"
"goauthentik.io/outpost/pkg/ak"
)
const ContextUserKey = "ak_user"
type UIDResponse struct {
UIDFIeld string `json:"uid_field"`
}
type PasswordResponse struct {
Password string `json:"password"`
}
func (pi *ProviderInstance) getUsername(dn string) (string, error) {
if !strings.HasSuffix(strings.ToLower(dn), strings.ToLower(pi.BaseDN)) {
return "", errors.New("invalid base DN")
@ -58,16 +49,25 @@ func (pi *ProviderInstance) Bind(username string, bindDN, bindPW string, conn ne
pi.log.WithError(err).Warning("Failed to get remote IP")
return ldap.LDAPResultOperationsError, nil
}
// Create new http client that also sets the correct ip
client := &http.Client{
config := api.NewConfiguration()
// Carry over the bearer authentication, so that failed login attempts are attributed to the outpost
config.DefaultHeader = pi.s.ac.Client.GetConfig().DefaultHeader
config.Host = pi.s.ac.Client.GetConfig().Host
config.Scheme = pi.s.ac.Client.GetConfig().Scheme
config.HTTPClient = &http.Client{
Jar: jar,
Transport: newTransport(map[string]string{
Transport: newTransport(ak.SetUserAgent(ak.GetTLSTransport(), pkg.UserAgent()), map[string]string{
"X-authentik-remote-ip": host,
}),
}
// create the API client, with the transport
apiClient := api.NewAPIClient(config)
params := url.Values{}
params.Add("goauthentik.io/outpost/ldap", "true")
passed, err := pi.solveFlowChallenge(username, bindPW, client, params.Encode(), 1)
passed, err := pi.solveFlowChallenge(username, bindPW, apiClient, params.Encode(), 1)
if err != nil {
pi.log.WithField("bindDN", bindDN).WithError(err).Warning("failed to solve challenge")
return ldap.LDAPResultOperationsError, nil
@ -75,33 +75,26 @@ func (pi *ProviderInstance) Bind(username string, bindDN, bindPW string, conn ne
if !passed {
return ldap.LDAPResultInvalidCredentials, nil
}
_, err = pi.s.ac.Client.Core.CoreApplicationsCheckAccess(&core.CoreApplicationsCheckAccessParams{
Slug: pi.appSlug,
Context: context.Background(),
HTTPClient: client,
}, httptransport.PassThroughAuth)
r, err := pi.s.ac.Client.CoreApi.CoreApplicationsCheckAccessRetrieve(context.Background(), pi.appSlug).Execute()
if r.StatusCode == 403 {
pi.log.WithField("bindDN", bindDN).Info("Access denied for user")
return ldap.LDAPResultInsufficientAccessRights, nil
}
if err != nil {
if _, denied := err.(*core.CoreApplicationsCheckAccessForbidden); denied {
pi.log.WithField("bindDN", bindDN).Info("Access denied for user")
return ldap.LDAPResultInsufficientAccessRights, nil
}
pi.log.WithField("bindDN", bindDN).WithError(err).Warning("failed to check access")
return ldap.LDAPResultOperationsError, nil
}
pi.log.WithField("bindDN", bindDN).Info("User has access")
// Get user info to store in context
userInfo, err := pi.s.ac.Client.Core.CoreUsersMe(&core.CoreUsersMeParams{
Context: context.Background(),
HTTPClient: client,
}, httptransport.PassThroughAuth)
userInfo, _, err := pi.s.ac.Client.CoreApi.CoreUsersMeRetrieve(context.Background()).Execute()
if err != nil {
pi.log.WithField("bindDN", bindDN).WithError(err).Warning("failed to get user info")
return ldap.LDAPResultOperationsError, nil
}
pi.boundUsersMutex.Lock()
pi.boundUsers[bindDN] = UserFlags{
UserInfo: *userInfo.Payload.User,
CanSearch: pi.SearchAccessCheck(userInfo.Payload.User),
UserInfo: userInfo.User,
CanSearch: pi.SearchAccessCheck(userInfo.User),
}
defer pi.boundUsersMutex.Unlock()
pi.delayDeleteUserInfo(username)
@ -109,11 +102,11 @@ func (pi *ProviderInstance) Bind(username string, bindDN, bindPW string, conn ne
}
// SearchAccessCheck Check if the current user is allowed to search
func (pi *ProviderInstance) SearchAccessCheck(user *models.User) bool {
func (pi *ProviderInstance) SearchAccessCheck(user api.User) bool {
for _, group := range user.Groups {
for _, allowedGroup := range pi.searchAllowedGroups {
pi.log.WithField("userGroup", group.Pk).WithField("allowedGroup", allowedGroup).Trace("Checking search access")
if group.Pk.String() == allowedGroup.String() {
if group.Pk == allowedGroup.String() {
pi.log.WithField("group", group.Name).Info("Allowed access to search")
return true
}
@ -140,51 +133,48 @@ func (pi *ProviderInstance) delayDeleteUserInfo(dn string) {
}()
}
func (pi *ProviderInstance) solveFlowChallenge(bindDN string, password string, client *http.Client, urlParams string, depth int) (bool, error) {
challenge, err := pi.s.ac.Client.Flows.FlowsExecutorGet(&flows.FlowsExecutorGetParams{
FlowSlug: pi.flowSlug,
Query: urlParams,
Context: context.Background(),
HTTPClient: client,
}, pi.s.ac.Auth)
func (pi *ProviderInstance) solveFlowChallenge(bindDN string, password string, client *api.APIClient, urlParams string, depth int) (bool, error) {
req := client.FlowsApi.FlowsExecutorGet(context.Background(), pi.flowSlug)
req.Query(urlParams)
challenge, _, err := req.Execute()
if err != nil {
pi.log.WithError(err).Warning("Failed to get challenge")
return false, err
}
pi.log.WithField("component", challenge.Payload.Component).WithField("type", *challenge.Payload.Type).Debug("Got challenge")
responseParams := &flows.FlowsExecutorSolveParams{
FlowSlug: pi.flowSlug,
Query: urlParams,
Context: context.Background(),
HTTPClient: client,
}
switch challenge.Payload.Component {
pi.log.WithField("component", challenge.Component).WithField("type", challenge.Type).Debug("Got challenge")
responseReq := client.FlowsApi.FlowsExecutorSolve(context.Background(), pi.flowSlug)
responseReq.Query(urlParams)
switch *challenge.Component {
case "ak-stage-identification":
responseParams.Data = &UIDResponse{UIDFIeld: bindDN}
responseReq.RequestBody(map[string]interface{}{
"uid_field": bindDN,
})
case "ak-stage-password":
responseParams.Data = &PasswordResponse{Password: password}
responseReq.RequestBody(map[string]interface{}{
"password": password,
})
case "ak-stage-access-denied":
return false, errors.New("got ak-stage-access-denied")
default:
return false, fmt.Errorf("unsupported challenge type: %s", challenge.Payload.Component)
return false, fmt.Errorf("unsupported challenge type: %s", *challenge.Component)
}
response, err := pi.s.ac.Client.Flows.FlowsExecutorSolve(responseParams, pi.s.ac.Auth)
pi.log.WithField("component", response.Payload.Component).WithField("type", *response.Payload.Type).Debug("Got response")
switch response.Payload.Component {
response, _, err := responseReq.Execute()
pi.log.WithField("component", response.Component).WithField("type", response.Type).Debug("Got response")
switch *response.Component {
case "ak-stage-access-denied":
return false, errors.New("got ak-stage-access-denied")
}
if *response.Payload.Type == "redirect" {
if response.Type == "redirect" {
return true, nil
}
if err != nil {
pi.log.WithError(err).Warning("Failed to submit challenge")
return false, err
}
if len(response.Payload.ResponseErrors) > 0 {
for key, errs := range response.Payload.ResponseErrors {
if len(*response.ResponseErrors) > 0 {
for key, errs := range *response.ResponseErrors {
for _, err := range errs {
pi.log.WithField("key", key).WithField("code", *err.Code).Debug(*err.String)
pi.log.WithField("key", key).WithField("code", err.Code).Debug(err.String)
return false, nil
}
}