103 lines
2.6 KiB
Go
103 lines
2.6 KiB
Go
/*
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*
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* Copyright 2020 The KubeSphere Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* /
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*/
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package user
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import (
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"context"
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"encoding/json"
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"fmt"
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"golang.org/x/crypto/bcrypt"
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"kubesphere.io/kubesphere/pkg/apis/iam/v1alpha2"
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"net/http"
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"sigs.k8s.io/controller-runtime/pkg/client"
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"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
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"strconv"
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)
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type EmailValidator struct {
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Client client.Client
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decoder *admission.Decoder
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}
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type PasswordCipher struct {
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Client client.Client
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decoder *admission.Decoder
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}
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func (a *EmailValidator) Handle(ctx context.Context, req admission.Request) admission.Response {
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user := &v1alpha2.User{}
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err := a.decoder.Decode(req, user)
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if err != nil {
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return admission.Errored(http.StatusBadRequest, err)
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}
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email := user.Spec.Email
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allUsers := v1alpha2.UserList{}
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a.Client.List(ctx, &v1alpha2.UserList{}, &client.ListOptions{})
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found := emailAlreadyExist(allUsers, email)
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if !found {
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return admission.Denied(fmt.Sprintf("email %s must be unique", email))
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}
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return admission.Allowed("")
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}
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func emailAlreadyExist(users v1alpha2.UserList, email string) bool {
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for _, user := range users.Items {
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if user.Spec.Email == email {
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return true
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}
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}
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return false
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}
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func (a *PasswordCipher) Handle(ctx context.Context, req admission.Request) admission.Response {
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user := &v1alpha2.User{}
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err := a.decoder.Decode(req, user)
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if err != nil {
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return admission.Errored(http.StatusBadRequest, err)
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}
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encrypted, err := strconv.ParseBool(user.Annotations["iam.kubesphere.io/password-encrypted"])
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if err != nil || !encrypted {
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password, err := hashPassword(user.Spec.EncryptedPassword)
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if err != nil {
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return admission.Errored(http.StatusInternalServerError, err)
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}
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user.Spec.EncryptedPassword = password
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}
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marshaledUser, err := json.Marshal(user)
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if err != nil {
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return admission.Errored(http.StatusInternalServerError, err)
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}
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return admission.PatchResponseFromRaw(req.Object.Raw, marshaledUser)
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}
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func hashPassword(password string) (string, error) {
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bytes, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.MinCost)
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return string(bytes), err
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}
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