Files
nezha_domains/cmd/dashboard/controller/service.go
T

562 lines
15 KiB
Go

package controller
import (
"maps"
"slices"
"strconv"
"strings"
"time"
"github.com/gin-gonic/gin"
"github.com/jinzhu/copier"
"gorm.io/gorm"
"github.com/nezhahq/nezha/model"
"github.com/nezhahq/nezha/pkg/tsdb"
"github.com/nezhahq/nezha/service/singleton"
)
// Show service
// @Summary Show service
// @Security BearerAuth
// @Schemes
// @Description Show service
// @Tags common
// @Produce json
// @Success 200 {object} model.CommonResponse[model.ServiceResponse]
// @Router /service [get]
func showService(c *gin.Context) (*model.ServiceResponse, error) {
res, err, _ := requestGroup.Do("list-service", func() (any, error) {
singleton.AlertsLock.RLock()
defer singleton.AlertsLock.RUnlock()
stats := singleton.ServiceSentinelShared.CopyStats()
var cycleTransferStats map[uint64]model.CycleTransferStats
copier.Copy(&cycleTransferStats, singleton.AlertsCycleTransferStatsStore)
return []any{
stats, cycleTransferStats,
}, nil
})
if err != nil {
return nil, err
}
return &model.ServiceResponse{
Services: res.([]any)[0].(map[uint64]model.ServiceResponseItem),
CycleTransferStats: res.([]any)[1].(map[uint64]model.CycleTransferStats),
}, nil
}
// List service
// @Summary List service
// @Security BearerAuth
// @Schemes
// @Description List service
// @Tags auth required
// @Param id query uint false "Resource ID"
// @Produce json
// @Success 200 {object} model.CommonResponse[[]model.Service]
// @Router /service/list [get]
func listService(c *gin.Context) ([]*model.Service, error) {
var ss []*model.Service
ssl := singleton.ServiceSentinelShared.GetSortedList()
if err := copier.Copy(&ss, &ssl); err != nil {
return nil, err
}
return ss, nil
}
// Get service history
// @Summary Get service history by service ID
// @Security BearerAuth
// @Schemes
// @Description Get service monitoring history for a specific service
// @Tags common
// @param id path uint true "Service ID"
// @param period query string false "Time period: 1d, 7d, 30d (default: 1d)"
// @Produce json
// @Success 200 {object} model.CommonResponse[model.ServiceHistoryResponse]
// @Router /service/{id}/history [get]
func getServiceHistory(c *gin.Context) (*model.ServiceHistoryResponse, error) {
idStr := c.Param("id")
serviceID, err := strconv.ParseUint(idStr, 10, 64)
if err != nil {
return nil, err
}
// 检查服务是否存在
service, ok := singleton.ServiceSentinelShared.Get(serviceID)
if !ok || service == nil {
return nil, singleton.Localizer.ErrorT("service not found")
}
// 解析时间范围
periodStr := c.DefaultQuery("period", "1d")
period, err := tsdb.ParseQueryPeriod(periodStr)
if err != nil {
return nil, err
}
// 权限检查:未登录用户只能查看 1d 数据
_, isMember := c.Get(model.CtxKeyAuthorizedUser)
if !isMember && period != tsdb.Period1Day {
return nil, singleton.Localizer.ErrorT("unauthorized: only 1d data available for guests")
}
response := &model.ServiceHistoryResponse{
ServiceID: serviceID,
ServiceName: service.Name,
Servers: make([]model.ServerServiceStats, 0),
}
if !singleton.TSDBEnabled() {
return queryServiceHistoryFromDB(c, serviceID, period, response)
}
result, err := singleton.TSDBShared.QueryServiceHistory(serviceID, period)
if err != nil {
return nil, err
}
serverMap := singleton.ServerShared.GetList()
filtered := result.Servers[:0]
for i := range result.Servers {
server, ok := serverMap[result.Servers[i].ServerID]
if !ok || !userCanViewServer(c, server) {
continue
}
result.Servers[i].ServerName = server.Name
filtered = append(filtered, result.Servers[i])
}
response.Servers = filtered
return response, nil
}
func queryServiceHistoryFromDB(c *gin.Context, serviceID uint64, period tsdb.QueryPeriod, response *model.ServiceHistoryResponse) (*model.ServiceHistoryResponse, error) {
since := time.Now().Add(-period.Duration())
var histories []model.ServiceHistory
if err := singleton.DB.Where("service_id = ? AND server_id != 0 AND created_at >= ?", serviceID, since).
Order("server_id, created_at").Find(&histories).Error; err != nil {
return nil, err
}
serverMap := singleton.ServerShared.GetList()
grouped := make(map[uint64][]model.ServiceHistory)
for _, h := range histories {
grouped[h.ServerID] = append(grouped[h.ServerID], h)
}
for serverID, records := range grouped {
server, ok := serverMap[serverID]
if !ok || !userCanViewServer(c, server) {
continue
}
stats := model.ServerServiceStats{
ServerID: serverID,
ServerName: server.Name,
}
var totalDelay float64
var totalUp, totalDown uint64
dps := make([]model.DataPoint, 0, len(records))
for _, r := range records {
status := uint8(1)
if r.Down > 0 && r.Up == 0 {
status = 0
}
dps = append(dps, model.DataPoint{
Timestamp: r.CreatedAt.Unix() * 1000,
Delay: r.AvgDelay,
Status: status,
})
totalDelay += r.AvgDelay
totalUp += r.Up
totalDown += r.Down
}
var avgDelay float64
if len(records) > 0 {
avgDelay = totalDelay / float64(len(records))
}
var upPercent float32
if totalUp+totalDown > 0 {
upPercent = float32(totalUp) / float32(totalUp+totalDown) * 100
}
stats.Stats = model.ServiceHistorySummary{
AvgDelay: avgDelay,
UpPercent: upPercent,
TotalUp: totalUp,
TotalDown: totalDown,
DataPoints: dps,
}
response.Servers = append(response.Servers, stats)
}
return response, nil
}
// List server services
// @Summary List service histories by server id
// @Security BearerAuth
// @Schemes
// @Description List service histories for a specific server
// @Tags common
// @param id path uint true "Server ID"
// @param period query string false "Time period: 1d, 7d, 30d (default: 1d)"
// @Produce json
// @Success 200 {object} model.CommonResponse[[]model.ServiceInfos]
// @Router /server/{id}/service [get]
func listServerServices(c *gin.Context) ([]*model.ServiceInfos, error) {
idStr := c.Param("id")
serverID, err := strconv.ParseUint(idStr, 10, 64)
if err != nil {
return nil, err
}
m := singleton.ServerShared.GetList()
server, ok := m[serverID]
if !ok || server == nil {
return nil, singleton.Localizer.ErrorT("server not found")
}
if !userCanViewServer(c, server) {
return nil, singleton.Localizer.ErrorT("unauthorized")
}
_, isMember := c.Get(model.CtxKeyAuthorizedUser)
// 解析时间范围
periodStr := c.DefaultQuery("period", "1d")
period, err := tsdb.ParseQueryPeriod(periodStr)
if err != nil {
return nil, err
}
// 权限检查:未登录用户只能查看 1d 数据
if !isMember && period != tsdb.Period1Day {
return nil, singleton.Localizer.ErrorT("unauthorized: only 1d data available for guests")
}
services := singleton.ServiceSentinelShared.GetSortedList()
var result []*model.ServiceInfos
if !singleton.TSDBEnabled() {
return queryServerServicesFromDB(serverID, server.Name, period, services)
}
historyResults, err := singleton.TSDBShared.QueryServiceHistoryByServerID(serverID, period)
if err != nil {
return nil, err
}
for _, service := range services {
if service.Cover == model.ServiceCoverAll {
if service.SkipServers[serverID] {
continue
}
} else {
if !service.SkipServers[serverID] {
continue
}
}
historyResult, ok := historyResults[service.ID]
if !ok || len(historyResult.Servers) == 0 {
continue
}
serverStats := historyResult.Servers[0]
infos := &model.ServiceInfos{
ServiceID: service.ID,
ServerID: serverID,
ServiceName: service.Name,
ServerName: server.Name,
DisplayIndex: service.DisplayIndex,
CreatedAt: make([]int64, len(serverStats.Stats.DataPoints)),
AvgDelay: make([]float64, len(serverStats.Stats.DataPoints)),
}
for i, dp := range serverStats.Stats.DataPoints {
infos.CreatedAt[i] = dp.Timestamp
infos.AvgDelay[i] = dp.Delay
}
result = append(result, infos)
}
return result, nil
}
func queryServerServicesFromDB(serverID uint64, serverName string, period tsdb.QueryPeriod, services []*model.Service) ([]*model.ServiceInfos, error) {
since := time.Now().Add(-period.Duration())
var histories []model.ServiceHistory
if err := singleton.DB.Where("server_id = ? AND created_at >= ?", serverID, since).
Order("service_id, created_at").Find(&histories).Error; err != nil {
return nil, err
}
grouped := make(map[uint64][]model.ServiceHistory)
for _, h := range histories {
grouped[h.ServiceID] = append(grouped[h.ServiceID], h)
}
var result []*model.ServiceInfos
for _, service := range services {
if service.Cover == model.ServiceCoverAll {
if service.SkipServers[serverID] {
continue
}
} else {
if !service.SkipServers[serverID] {
continue
}
}
records, ok := grouped[service.ID]
if !ok {
continue
}
infos := &model.ServiceInfos{
ServiceID: service.ID,
ServerID: serverID,
ServiceName: service.Name,
ServerName: serverName,
DisplayIndex: service.DisplayIndex,
CreatedAt: make([]int64, 0, len(records)),
AvgDelay: make([]float64, 0, len(records)),
}
for _, r := range records {
infos.CreatedAt = append(infos.CreatedAt, r.CreatedAt.Truncate(time.Minute).Unix()*1000)
infos.AvgDelay = append(infos.AvgDelay, r.AvgDelay)
}
result = append(result, infos)
}
return result, nil
}
// List server with service
// @Summary List server with service
// @Security BearerAuth
// @Schemes
// @Description List servers that have service monitoring data
// @Tags common
// @Produce json
// @Success 200 {object} model.CommonResponse[[]uint64]
// @Router /service/server [get]
func listServerWithServices(c *gin.Context) ([]uint64, error) {
// 从内存中获取有服务监控配置的服务器列表
services := singleton.ServiceSentinelShared.GetList()
serverMap := singleton.ServerShared.GetList()
serverIDSet := make(map[uint64]bool)
for _, service := range services {
if service.Cover == model.ServiceCoverAll {
// 除了跳过的服务器,其他都包含
for serverID := range serverMap {
if !service.SkipServers[serverID] {
serverIDSet[serverID] = true
}
}
} else {
// 只包含指定的服务器
for serverID, enabled := range service.SkipServers {
if enabled {
serverIDSet[serverID] = true
}
}
}
}
var ret []uint64
for id := range serverIDSet {
server, ok := serverMap[id]
if !ok || server == nil {
continue
}
if userCanViewServer(c, server) {
ret = append(ret, id)
}
}
return ret, nil
}
// Create service
// @Summary Create service
// @Security BearerAuth
// @Schemes
// @Description Create service
// @Tags auth required
// @Accept json
// @param request body model.ServiceForm true "Service Request"
// @Produce json
// @Success 200 {object} model.CommonResponse[uint64]
// @Router /service [post]
func createService(c *gin.Context) (uint64, error) {
var mf model.ServiceForm
if err := c.ShouldBindJSON(&mf); err != nil {
return 0, err
}
uid := getUid(c)
var m model.Service
m.UserID = uid
m.Name = mf.Name
m.Target = strings.TrimSpace(mf.Target)
m.Type = mf.Type
m.SkipServers = mf.SkipServers
m.Cover = mf.Cover
m.DisplayIndex = mf.DisplayIndex
m.Notify = mf.Notify
m.NotificationGroupID = mf.NotificationGroupID
m.Duration = mf.Duration
m.LatencyNotify = mf.LatencyNotify
m.MinLatency = mf.MinLatency
m.MaxLatency = mf.MaxLatency
m.EnableShowInService = mf.EnableShowInService
m.EnableTriggerTask = mf.EnableTriggerTask
m.RecoverTriggerTasks = mf.RecoverTriggerTasks
m.FailTriggerTasks = mf.FailTriggerTasks
if err := validateServers(c, &m); err != nil {
return 0, err
}
if err := singleton.DB.Create(&m).Error; err != nil {
return 0, newGormError("%v", err)
}
if err := singleton.ServiceSentinelShared.Update(&m); err != nil {
return 0, err
}
singleton.ServiceSentinelShared.UpdateServiceList()
return m.ID, nil
}
// Update service
// @Summary Update service
// @Security BearerAuth
// @Schemes
// @Description Update service
// @Tags auth required
// @Accept json
// @param id path uint true "Service ID"
// @param request body model.ServiceForm true "Service Request"
// @Produce json
// @Success 200 {object} model.CommonResponse[any]
// @Router /service/{id} [patch]
func updateService(c *gin.Context) (any, error) {
strID := c.Param("id")
id, err := strconv.ParseUint(strID, 10, 64)
if err != nil {
return nil, err
}
var mf model.ServiceForm
if err := c.ShouldBindJSON(&mf); err != nil {
return nil, err
}
var m model.Service
if err := singleton.DB.First(&m, id).Error; err != nil {
return nil, singleton.Localizer.ErrorT("service id %d does not exist", id)
}
if !m.HasPermission(c) {
return nil, singleton.Localizer.ErrorT("permission denied")
}
m.Name = mf.Name
m.Target = strings.TrimSpace(mf.Target)
m.Type = mf.Type
m.SkipServers = mf.SkipServers
m.Cover = mf.Cover
m.DisplayIndex = mf.DisplayIndex
m.Notify = mf.Notify
m.NotificationGroupID = mf.NotificationGroupID
m.Duration = mf.Duration
m.LatencyNotify = mf.LatencyNotify
m.MinLatency = mf.MinLatency
m.MaxLatency = mf.MaxLatency
m.EnableShowInService = mf.EnableShowInService
m.EnableTriggerTask = mf.EnableTriggerTask
m.RecoverTriggerTasks = mf.RecoverTriggerTasks
m.FailTriggerTasks = mf.FailTriggerTasks
if err := validateServers(c, &m); err != nil {
return 0, err
}
if err := singleton.DB.Save(&m).Error; err != nil {
return nil, newGormError("%v", err)
}
if err := singleton.ServiceSentinelShared.Update(&m); err != nil {
return nil, err
}
singleton.ServiceSentinelShared.UpdateServiceList()
return nil, nil
}
// Batch delete service
// @Summary Batch delete service
// @Security BearerAuth
// @Schemes
// @Description Batch delete service
// @Tags auth required
// @Accept json
// @param request body []uint true "id list"
// @Produce json
// @Success 200 {object} model.CommonResponse[any]
// @Router /batch-delete/service [post]
func batchDeleteService(c *gin.Context) (any, error) {
var ids []uint64
if err := c.ShouldBindJSON(&ids); err != nil {
return nil, err
}
if !singleton.ServiceSentinelShared.CheckPermission(c, slices.Values(ids)) {
return nil, singleton.Localizer.ErrorT("permission denied")
}
err := singleton.DB.Transaction(func(tx *gorm.DB) error {
return tx.Unscoped().Delete(&model.Service{}, "id in (?)", ids).Error
})
if err != nil {
return nil, err
}
singleton.ServiceSentinelShared.Delete(ids)
singleton.ServiceSentinelShared.UpdateServiceList()
return nil, nil
}
func validateServers(c *gin.Context, ss *model.Service) error {
if !singleton.ServerShared.CheckPermission(c, maps.Keys(ss.SkipServers)) {
return singleton.Localizer.ErrorT("permission denied")
}
if !singleton.CronShared.CheckPermission(c, slices.Values(ss.FailTriggerTasks)) {
return singleton.Localizer.ErrorT("permission denied")
}
if !singleton.CronShared.CheckPermission(c, slices.Values(ss.RecoverTriggerTasks)) {
return singleton.Localizer.ErrorT("permission denied")
}
if err := assertOwnsNotificationGroup(c, ss.NotificationGroupID); err != nil {
return err
}
return nil
}