func handleListMetrics(req *cwRequest, c *middleware.Context) {
creds := credentials.NewChainCredentials(
[]credentials.Provider{
&credentials.EnvProvider{},
&credentials.SharedCredentialsProvider{Filename: "", Profile: req.DataSource.Database},
&ec2rolecreds.EC2RoleProvider{ExpiryWindow: 5 * time.Minute},
})
svc := cloudwatch.New(&aws.Config{
Region: aws.String(req.Region),
Credentials: creds,
})
reqParam := &struct {
Parameters struct {
Namespace string `json:"namespace"`
MetricName string `json:"metricName"`
Dimensions []*cloudwatch.DimensionFilter `json:"dimensions"`
} `json:"parameters"`
}{}
json.Unmarshal(req.Body, reqParam)
params := &cloudwatch.ListMetricsInput{
Namespace: aws.String(reqParam.Parameters.Namespace),
MetricName: aws.String(reqParam.Parameters.MetricName),
Dimensions: reqParam.Parameters.Dimensions,
}
resp, err := svc.ListMetrics(params)
if err != nil {
c.JsonApiErr(500, "Unable to call AWS API", err)
return
}
c.JSON(200, resp)
}
func CreateDashboardSnapshot(c *middleware.Context, cmd m.CreateDashboardSnapshotCommand) {
if cmd.External {
// external snapshot ref requires key and delete key
if cmd.Key == "" || cmd.DeleteKey == "" {
c.JsonApiErr(400, "Missing key and delete key for external snapshot", nil)
return
}
cmd.OrgId = -1
cmd.UserId = -1
metrics.M_Api_Dashboard_Snapshot_External.Inc(1)
} else {
cmd.Key = util.GetRandomString(32)
cmd.DeleteKey = util.GetRandomString(32)
cmd.OrgId = c.OrgId
cmd.UserId = c.UserId
metrics.M_Api_Dashboard_Snapshot_Create.Inc(1)
}
if err := bus.Dispatch(&cmd); err != nil {
c.JsonApiErr(500, "Failed to create snaphost", err)
return
}
c.JSON(200, util.DynMap{
"key": cmd.Key,
"deleteKey": cmd.DeleteKey,
"url": setting.ToAbsUrl("dashboard/snapshot/" + cmd.Key),
"deleteUrl": setting.ToAbsUrl("api/snapshots-delete/" + cmd.DeleteKey),
})
}
func GetDashboardSnapshot(c *middleware.Context) {
key := c.Params(":key")
query := &m.GetDashboardSnapshotQuery{Key: key}
err := bus.Dispatch(query)
if err != nil {
c.JsonApiErr(500, "Failed to get dashboard snapshot", err)
return
}
snapshot := query.Result
// expired snapshots should also be removed from db
if snapshot.Expires.Before(time.Now()) {
c.JsonApiErr(404, "Dashboard snapshot not found", err)
return
}
dto := dtos.DashboardFullWithMeta{
Dashboard: snapshot.Dashboard,
Meta: dtos.DashboardMeta{
Type: m.DashTypeSnapshot,
IsSnapshot: true,
Created: snapshot.Created,
Expires: snapshot.Expires,
},
}
metrics.M_Api_Dashboard_Snapshot_Get.Inc(1)
c.Resp.Header().Set("Cache-Control", "public, max-age=3600")
c.JSON(200, dto)
}
func GetDashboard(c *middleware.Context) {
metrics.M_Api_Dashboard_Get.Inc(1)
slug := strings.ToLower(c.Params(":slug"))
query := m.GetDashboardQuery{Slug: slug, OrgId: c.OrgId}
err := bus.Dispatch(&query)
if err != nil {
c.JsonApiErr(404, "Dashboard not found", nil)
return
}
isStarred, err := isDasboardStarredByUser(c, query.Result.Id)
if err != nil {
c.JsonApiErr(500, "Error while checking if dashboard was starred by user", err)
return
}
dash := query.Result
dto := dtos.DashboardFullWithMeta{
Dashboard: dash.Data,
Meta: dtos.DashboardMeta{
IsStarred: isStarred,
Slug: slug,
Type: m.DashTypeDB,
CanStar: c.IsSignedIn,
CanSave: c.OrgRole == m.ROLE_ADMIN || c.OrgRole == m.ROLE_EDITOR,
CanEdit: canEditDashboard(c.OrgRole),
},
}
c.JSON(200, dto)
}
func GetDataSources(c *middleware.Context) {
log.Info("DataSource Url: %v", setting.DataSource.DataSourceUrlRoot)
query := m.GetDataSourcesQuery{OrgId: c.OrgId}
if err := bus.Dispatch(&query); err != nil {
c.JsonApiErr(500, "Failed to query datasources", err)
return
}
result := make([]*dtos.DataSource, len(query.Result))
for i, ds := range query.Result {
result[i] = &dtos.DataSource{
Id: ds.Id,
OrgId: ds.OrgId,
Name: ds.Name,
Url: ds.Url,
Type: ds.Type,
Access: ds.Access,
Password: ds.Password,
Database: ds.Database,
User: ds.User,
BasicAuth: ds.BasicAuth,
IsDefault: ds.IsDefault,
}
}
c.JSON(200, result)
}
func GetDataSourceById(c *middleware.Context) {
query := m.GetDataSourceByIdQuery{
Id: c.ParamsInt64(":id"),
OrgId: c.OrgId,
}
if err := bus.Dispatch(&query); err != nil {
c.JsonApiErr(500, "Failed to query datasources", err)
return
}
ds := query.Result
c.JSON(200, &dtos.DataSource{
Id: ds.Id,
OrgId: ds.OrgId,
Name: ds.Name,
Url: ds.Url,
Type: ds.Type,
Access: ds.Access,
Password: ds.Password,
Database: ds.Database,
User: ds.User,
BasicAuth: ds.BasicAuth,
BasicAuthUser: ds.BasicAuthUser,
BasicAuthPassword: ds.BasicAuthPassword,
IsDefault: ds.IsDefault,
JsonData: ds.JsonData,
})
}
func GetTestMetrics(c *middleware.Context) {
from := c.QueryInt64("from")
to := c.QueryInt64("to")
maxDataPoints := c.QueryInt64("maxDataPoints")
stepInSeconds := (to - from) / maxDataPoints
result := dtos.MetricQueryResultDto{}
result.Data = make([]dtos.MetricQueryResultDataDto, 1)
for seriesIndex := range result.Data {
points := make([][2]float64, maxDataPoints)
walker := rand.Float64() * 100
time := from
for i := range points {
points[i][0] = walker
points[i][1] = float64(time)
walker += rand.Float64() - 0.5
time += stepInSeconds
}
result.Data[seriesIndex].Target = "test-series-" + strconv.Itoa(seriesIndex)
result.Data[seriesIndex].DataPoints = points
}
c.JSON(200, &result)
}
func handleDescribeInstances(req *cwRequest, c *middleware.Context) {
svc := ec2.New(&aws.Config{Region: aws.String(req.Region)})
reqParam := &struct {
Parameters struct {
Filters []*ec2.Filter `json:"filters"`
InstanceIds []*string `json:"instanceIds"`
} `json:"parameters"`
}{}
json.Unmarshal(req.Body, reqParam)
params := &ec2.DescribeInstancesInput{}
if len(reqParam.Parameters.Filters) > 0 {
params.Filters = reqParam.Parameters.Filters
}
if len(reqParam.Parameters.InstanceIds) > 0 {
params.InstanceIds = reqParam.Parameters.InstanceIds
}
resp, err := svc.DescribeInstances(params)
if err != nil {
c.JsonApiErr(500, "Unable to call AWS API", err)
return
}
c.JSON(200, resp)
}
func handleGetNamespaces(req *cwRequest, c *middleware.Context) {
result := []interface{}{}
for key := range metricsMap {
result = append(result, util.DynMap{"text": key, "value": key})
}
c.JSON(200, result)
}
func GetFrontendSettings(c *middleware.Context) {
settings, err := getFrontendSettingsMap(c)
if err != nil {
c.JsonApiErr(400, "Failed to get frontend settings", err)
return
}
c.JSON(200, settings)
}
func GetAlertSource(c *middleware.Context) {
log.Info("Alert Url: %v", setting.Alert.AlertUrlRoot)
alert := make(map[string]interface{})
jsonAlertUrl := make(map[string]interface{})
jsonAlertUrl["alert_urlroot"] = setting.Alert.AlertUrlRoot
alert["alert"] = jsonAlertUrl
c.JSON(200, alert)
}
func GetDashboardTags(c *middleware.Context) {
query := m.GetDashboardTagsQuery{OrgId: c.OrgId}
err := bus.Dispatch(&query)
if err != nil {
c.JsonApiErr(500, "Failed to get tags from database", err)
return
}
c.JSON(200, query.Result)
}
func AddDataSource(c *middleware.Context, cmd m.AddDataSourceCommand) {
cmd.OrgId = c.OrgId
if err := bus.Dispatch(&cmd); err != nil {
c.JsonApiErr(500, "Failed to add datasource", err)
return
}
c.JSON(200, util.DynMap{"message": "Datasource added", "id": cmd.Result.Id})
}
func GetDataSourcePlugins(c *middleware.Context) {
dsList := make(map[string]interface{})
for key, value := range plugins.DataSources {
if value.(map[string]interface{})["builtIn"] == nil {
dsList[key] = value
}
}
c.JSON(200, dsList)
}
func DeleteDashboardSnapshot(c *middleware.Context) {
key := c.Params(":key")
cmd := &m.DeleteDashboardSnapshotCommand{DeleteKey: key}
if err := bus.Dispatch(cmd); err != nil {
c.JsonApiErr(500, "Failed to delete dashboard snapshot", err)
return
}
c.JSON(200, util.DynMap{"message": "Snapshot deleted. It might take an hour before it's cleared from a CDN cache."})
}
func Search(c *middleware.Context) {
query := c.Query("query")
tags := c.QueryStrings("tag")
starred := c.Query("starred")
limit := c.QueryInt("limit")
if limit == 0 {
limit = 1000
}
searchQuery := search.Query{
Title: query,
Tags: tags,
UserId: c.UserId,
Limit: limit,
IsStarred: starred == "true",
OrgId: c.OrgId,
}
err := bus.Dispatch(&searchQuery)
if err != nil {
c.JsonApiErr(500, "Search failed", err)
return
}
dashQuery := m.GetCurrentDashboardDashboard{}
dashQuery.UserId = c.UserId
err = bus.Dispatch(&dashQuery)
if err != nil {
c.JsonApiErr(500, "Get Dasboard Id failed", err)
return
}
if c.OrgRole != "Admin" || !c.IsGrafanaAdmin {
for index, hit := range searchQuery.Result {
isDelete := true
for _, dash := range dashQuery.Result {
if dash.Id == hit.Id {
isDelete = false
}
}
if isDelete {
last := index + 1
if last > len(searchQuery.Result) {
last = len(searchQuery.Result)
}
searchQuery.Result = append(searchQuery.Result[:index], searchQuery.Result[last:]...)
}
}
}
c.JSON(200, searchQuery.Result)
}
func handleGetRegions(req *cwRequest, c *middleware.Context) {
regions := []string{
"us-west-2", "us-west-1", "eu-west-1", "eu-central-1", "ap-southeast-1",
"ap-southeast-2", "ap-northeast-1", "sa-east-1",
}
result := []interface{}{}
for _, region := range regions {
result = append(result, util.DynMap{"text": region, "value": region})
}
c.JSON(200, result)
}
func GetDashboardFromJsonFile(c *middleware.Context) {
file := c.Params(":file")
dashboard := search.GetDashboardFromJsonIndex(file)
if dashboard == nil {
c.JsonApiErr(404, "Dashboard not found", nil)
return
}
dash := dtos.DashboardFullWithMeta{Dashboard: dashboard.Data}
dash.Meta.Type = m.DashTypeJson
dash.Meta.CanEdit = canEditDashboard(c.OrgRole)
c.JSON(200, &dash)
}
func DeleteDashboard(c *middleware.Context) {
slug := c.Params(":slug")
query := m.GetDashboardQuery{Slug: slug, OrgId: c.OrgId}
if err := bus.Dispatch(&query); err != nil {
c.JsonApiErr(404, "Dashboard not found", nil)
return
}
cmd := m.DeleteDashboardCommand{Slug: slug, OrgId: c.OrgId}
if err := bus.Dispatch(&cmd); err != nil {
c.JsonApiErr(500, "Failed to delete dashboard", err)
return
}
var resp = map[string]interface{}{"title": query.Result.Title}
c.JSON(200, resp)
}
func GetHomeDashboard(c *middleware.Context) {
filePath := path.Join(setting.StaticRootPath, "dashboards/home.json")
file, err := os.Open(filePath)
if err != nil {
c.JsonApiErr(500, "Failed to load home dashboard", err)
return
}
dash := dtos.DashboardFullWithMeta{}
dash.Meta.IsHome = true
dash.Meta.CanEdit = canEditDashboard(c.OrgRole)
jsonParser := json.NewDecoder(file)
if err := jsonParser.Decode(&dash.Dashboard); err != nil {
c.JsonApiErr(500, "Failed to load home dashboard", err)
return
}
c.JSON(200, &dash)
}
func AdminGetSettings(c *middleware.Context) {
settings := make(map[string]interface{})
for _, section := range setting.Cfg.Sections() {
jsonSec := make(map[string]interface{})
settings[section.Name()] = jsonSec
for _, key := range section.Keys() {
keyName := key.Name()
value := key.Value()
if strings.Contains(keyName, "secret") || strings.Contains(keyName, "password") || (strings.Contains(keyName, "provider_config") && strings.Contains(value, "@")) {
value = "************"
}
jsonSec[keyName] = value
}
}
c.JSON(200, settings)
}
func handleGetMetrics(req *cwRequest, c *middleware.Context) {
reqParam := &struct {
Parameters struct {
Namespace string `json:"namespace"`
} `json:"parameters"`
}{}
json.Unmarshal(req.Body, reqParam)
namespaceMetrics, exists := metricsMap[reqParam.Parameters.Namespace]
if !exists {
c.JsonApiErr(404, "Unable to find namespace "+reqParam.Parameters.Namespace, nil)
return
}
result := []interface{}{}
for _, name := range namespaceMetrics {
result = append(result, util.DynMap{"text": name, "value": name})
}
c.JSON(200, result)
}
func PostDashboard(c *middleware.Context, cmd m.SaveDashboardCommand) {
cmd.OrgId = c.OrgId
dash := cmd.GetDashboardModel()
if dash.Id == 0 {
limitReached, err := middleware.QuotaReached(c, "dashboard")
if err != nil {
c.JsonApiErr(500, "failed to get quota", err)
return
}
if limitReached {
c.JsonApiErr(403, "Quota reached", nil)
return
}
}
err := bus.Dispatch(&cmd)
if err != nil {
if err == m.ErrDashboardWithSameNameExists {
c.JSON(412, util.DynMap{"status": "name-exists", "message": err.Error()})
return
}
if err == m.ErrDashboardVersionMismatch {
c.JSON(412, util.DynMap{"status": "version-mismatch", "message": err.Error()})
return
}
if err == m.ErrDashboardNotFound {
c.JSON(404, util.DynMap{"status": "not-found", "message": err.Error()})
return
}
c.JsonApiErr(500, "Failed to save dashboard", err)
return
}
metrics.M_Api_Dashboard_Post.Inc(1)
c.JSON(200, util.DynMap{"status": "success", "slug": cmd.Result.Slug, "version": cmd.Result.Version, "id": cmd.Result.Id})
}