logs-analyzer/signoz/pkg/query-service/app/dashboards/provision.go

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2024-09-02 22:47:30 +03:00
package dashboards
import (
"context"
"encoding/json"
"os"
"path/filepath"
"go.uber.org/zap"
"go.signoz.io/signoz/pkg/query-service/constants"
"go.signoz.io/signoz/pkg/query-service/interfaces"
"go.signoz.io/signoz/pkg/query-service/model"
)
func readCurrentDir(dir string, fm interfaces.FeatureLookup) error {
file, err := os.Open(dir)
if err != nil {
zap.L().Warn("failed opening directory", zap.Error(err))
return nil
}
defer file.Close()
list, _ := file.Readdirnames(0) // 0 to read all files and folders
for _, filename := range list {
zap.L().Info("Provisioning dashboard: ", zap.String("filename", filename))
// using filepath.Join for platform specific path creation
// which is equivalent to "dir+/+filename" (on unix based systems) but cleaner
plan, err := os.ReadFile(filepath.Join(dir, filename))
if err != nil {
zap.L().Error("Creating Dashboards: Error in reading json fron file", zap.String("filename", filename), zap.Error(err))
continue
}
var data map[string]interface{}
err = json.Unmarshal(plan, &data)
if err != nil {
zap.L().Error("Creating Dashboards: Error in unmarshalling json from file", zap.String("filename", filename), zap.Error(err))
continue
}
err = IsPostDataSane(&data)
if err != nil {
zap.L().Info("Creating Dashboards: Error in file", zap.String("filename", filename), zap.Error(err))
continue
}
id := data["uuid"]
if id == nil {
_, apiErr := CreateDashboard(context.Background(), data, fm)
if apiErr != nil {
zap.L().Error("Creating Dashboards: Error in file", zap.String("filename", filename), zap.Error(apiErr.Err))
}
continue
}
apiErr := upsertDashboard(id.(string), data, filename, fm)
if apiErr != nil {
zap.L().Error("Creating Dashboards: Error upserting dashboard", zap.String("filename", filename), zap.Error(apiErr.Err))
}
}
return nil
}
func upsertDashboard(uuid string, data map[string]interface{}, filename string, fm interfaces.FeatureLookup) *model.ApiError {
_, apiErr := GetDashboard(context.Background(), uuid)
if apiErr == nil {
zap.S().Infof("Creating Dashboards: Already exists: %s\t%s", filename, "Dashboard already present in database, Updating dashboard")
_, apiErr := UpdateDashboard(context.Background(), uuid, data, fm)
return apiErr
}
zap.S().Infof("Creating Dashboards: UUID not found: %s\t%s", filename, "Dashboard not present in database, Creating dashboard")
_, apiErr = CreateDashboard(context.Background(), data, fm)
return apiErr
}
func LoadDashboardFiles(fm interfaces.FeatureLookup) error {
dashboardsPath := constants.GetOrDefaultEnv("DASHBOARDS_PATH", "./config/dashboards")
return readCurrentDir(dashboardsPath, fm)
}