mirror of
https://github.com/goharbor/harbor.git
synced 2024-09-16 07:56:39 +02:00
307 lines
8.7 KiB
Go
307 lines
8.7 KiB
Go
/*
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Copyright (c) 2016 VMware, Inc. All Rights Reserved.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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package api
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import (
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"fmt"
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"net/http"
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"strconv"
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"github.com/vmware/harbor/dao"
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"github.com/vmware/harbor/models"
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"github.com/vmware/harbor/utils/log"
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)
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// RepPolicyAPI handles /api/replicationPolicies /api/replicationPolicies/:id/enablement
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type RepPolicyAPI struct {
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BaseAPI
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}
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// Prepare validates whether the user has system admin role
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func (pa *RepPolicyAPI) Prepare() {
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uid := pa.ValidateUser()
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var err error
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isAdmin, err := dao.IsAdminRole(uid)
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if err != nil {
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log.Errorf("Failed to Check if the user is admin, error: %v, uid: %d", err, uid)
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}
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if !isAdmin {
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pa.CustomAbort(http.StatusForbidden, "")
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}
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}
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// Get ...
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func (pa *RepPolicyAPI) Get() {
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id := pa.GetIDFromURL()
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policy, err := dao.GetRepPolicy(id)
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if err != nil {
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log.Errorf("failed to get policy %d: %v", id, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if policy == nil {
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pa.CustomAbort(http.StatusNotFound, http.StatusText(http.StatusNotFound))
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}
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pa.Data["json"] = policy
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pa.ServeJSON()
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}
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// List filters policies by name and project_id, if name and project_id
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// are nil, List returns all policies
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func (pa *RepPolicyAPI) List() {
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name := pa.GetString("name")
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projectIDStr := pa.GetString("project_id")
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var projectID int64
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var err error
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if len(projectIDStr) != 0 {
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projectID, err = strconv.ParseInt(projectIDStr, 10, 64)
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if err != nil || projectID <= 0 {
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pa.CustomAbort(http.StatusBadRequest, "invalid project ID")
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}
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}
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policies, err := dao.FilterRepPolicies(name, projectID)
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if err != nil {
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log.Errorf("failed to filter policies %s project ID %d: %v", name, projectID, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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pa.Data["json"] = policies
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pa.ServeJSON()
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}
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// Post creates a policy, and if it is enbled, the replication will be triggered right now.
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func (pa *RepPolicyAPI) Post() {
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policy := &models.RepPolicy{}
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pa.DecodeJSONReqAndValidate(policy)
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po, err := dao.GetRepPolicyByName(policy.Name)
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if err != nil {
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log.Errorf("failed to get policy %s: %v", policy.Name, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if po != nil {
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pa.CustomAbort(http.StatusConflict, "name is already used")
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}
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project, err := dao.GetProjectByID(policy.ProjectID)
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if err != nil {
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log.Errorf("failed to get project %d: %v", policy.ProjectID, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if project == nil {
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pa.CustomAbort(http.StatusBadRequest, fmt.Sprintf("project %d does not exist", policy.ProjectID))
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}
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target, err := dao.GetRepTarget(policy.TargetID)
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if err != nil {
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log.Errorf("failed to get target %d: %v", policy.TargetID, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if target == nil {
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pa.CustomAbort(http.StatusBadRequest, fmt.Sprintf("target %d does not exist", policy.TargetID))
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}
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pid, err := dao.AddRepPolicy(*policy)
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if err != nil {
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log.Errorf("Failed to add policy to DB, error: %v", err)
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pa.RenderError(http.StatusInternalServerError, "Internal Error")
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return
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}
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if policy.Enabled == 1 {
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go func() {
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if err := TriggerReplication(pid, "", nil, models.RepOpTransfer); err != nil {
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log.Errorf("failed to trigger replication of %d: %v", pid, err)
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} else {
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log.Infof("replication of %d triggered", pid)
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}
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}()
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}
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pa.Redirect(http.StatusCreated, strconv.FormatInt(pid, 10))
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}
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// Put modifies name, description, target and enablement of policy
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func (pa *RepPolicyAPI) Put() {
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id := pa.GetIDFromURL()
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originalPolicy, err := dao.GetRepPolicy(id)
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if err != nil {
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log.Errorf("failed to get policy %d: %v", id, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if originalPolicy == nil {
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pa.CustomAbort(http.StatusNotFound, http.StatusText(http.StatusNotFound))
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}
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policy := &models.RepPolicy{}
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pa.DecodeJSONReq(policy)
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policy.ProjectID = originalPolicy.ProjectID
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pa.Validate(policy)
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if policy.Name != originalPolicy.Name {
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po, err := dao.GetRepPolicyByName(policy.Name)
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if err != nil {
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log.Errorf("failed to get policy %s: %v", policy.Name, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if po != nil {
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pa.CustomAbort(http.StatusConflict, "name is already used")
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}
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}
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if policy.TargetID != originalPolicy.TargetID {
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target, err := dao.GetRepTarget(policy.TargetID)
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if err != nil {
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log.Errorf("failed to get target %d: %v", policy.TargetID, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if target == nil {
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pa.CustomAbort(http.StatusBadRequest, fmt.Sprintf("target %d does not exist", policy.TargetID))
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}
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}
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policy.ID = id
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isTargetChanged := !(policy.TargetID == originalPolicy.TargetID)
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isEnablementChanged := !(policy.Enabled == policy.Enabled)
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var shouldStop, shouldTrigger bool
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// if target and enablement are not changed, do nothing
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if !isTargetChanged && !isEnablementChanged {
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shouldStop = false
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shouldTrigger = false
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} else if !isTargetChanged && isEnablementChanged {
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// target is not changed, but enablement is changed
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if policy.Enabled == 0 {
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shouldStop = true
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shouldTrigger = false
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} else {
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shouldStop = false
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shouldTrigger = true
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}
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} else if isTargetChanged && !isEnablementChanged {
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// target is changed, but enablement is not changed
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if policy.Enabled == 0 {
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// enablement is 0, do nothing
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shouldStop = false
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shouldTrigger = false
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} else {
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// enablement is 1, so stop original target's jobs
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// and trigger new target's jobs
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shouldStop = true
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shouldTrigger = true
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}
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} else {
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// both target and enablement are changed
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// enablement: 1 -> 0
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if policy.Enabled == 0 {
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shouldStop = true
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shouldTrigger = false
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} else {
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shouldStop = false
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shouldTrigger = true
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}
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}
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if shouldStop {
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if err := postReplicationAction(id, "stop"); err != nil {
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log.Errorf("failed to stop replication of %d: %v", id, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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log.Infof("replication of %d has been stopped", id)
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}
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if err = dao.UpdateRepPolicy(policy); err != nil {
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log.Errorf("failed to update policy %d: %v", id, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if shouldTrigger {
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go func() {
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if err := TriggerReplication(id, "", nil, models.RepOpTransfer); err != nil {
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log.Errorf("failed to trigger replication of %d: %v", id, err)
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} else {
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log.Infof("replication of %d triggered", id)
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}
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}()
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}
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}
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type enablementReq struct {
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Enabled int `json:"enabled"`
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}
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// UpdateEnablement changes the enablement of the policy
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func (pa *RepPolicyAPI) UpdateEnablement() {
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id := pa.GetIDFromURL()
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policy, err := dao.GetRepPolicy(id)
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if err != nil {
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log.Errorf("failed to get policy %d: %v", id, err)
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pa.CustomAbort(http.StatusInternalServerError, http.StatusText(http.StatusInternalServerError))
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}
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if policy == nil {
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pa.CustomAbort(http.StatusNotFound, http.StatusText(http.StatusNotFound))
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}
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e := enablementReq{}
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pa.DecodeJSONReq(&e)
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if e.Enabled != 0 && e.Enabled != 1 {
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pa.RenderError(http.StatusBadRequest, "invalid enabled value")
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return
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}
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if policy.Enabled == e.Enabled {
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return
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}
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if err := dao.UpdateRepPolicyEnablement(id, e.Enabled); err != nil {
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log.Errorf("Failed to update policy enablement in DB, error: %v", err)
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pa.RenderError(http.StatusInternalServerError, "Internal Error")
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return
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}
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if e.Enabled == 1 {
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go func() {
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if err := TriggerReplication(id, "", nil, models.RepOpTransfer); err != nil {
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log.Errorf("failed to trigger replication of %d: %v", id, err)
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} else {
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log.Infof("replication of %d triggered", id)
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}
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}()
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} else {
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go func() {
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if err := postReplicationAction(id, "stop"); err != nil {
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log.Errorf("failed to stop replication of %d: %v", id, err)
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} else {
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log.Infof("try to stop replication of %d", id)
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}
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}()
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}
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}
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