func InitMetaData() error {
cfg.GetLogger().Info("Initializing meta data...")
err := db.Update(func(tx *bolt.Tx) error {
bucket, err := tx.CreateBucketIfNotExists([]byte(BUCKET_META))
if err != nil {
return err
}
var data []Meta
jsonData := bucket.Get([]byte(META_DATA))
if jsonData != nil {
json.Unmarshal(jsonData, &data)
}
dbsMeta := make(map[string]string)
for _, meta := range data {
dbsMeta[meta.Title] = meta.Title
if _, ok := cfg.GetConfig().GetDBByTitle(meta.Title); !ok {
cfg.GetLogger().Info("DB not found in config, cleaning up", "title", meta.Title)
// TODO: remove unused DB data
}
}
for _, dbData := range cfg.GetConfig().Dbs {
if _, ok := dbsMeta[dbData.Title]; !ok {
cfg.GetLogger().Info("New DB to monitor", "title", dbData.Title)
}
}
return nil
})
return err
}
func UpdateDB(title string) error {
cfg.GetLogger().Info("Trying to update", "DB", title)
var dbData cfg.DB
var ok bool
if dbData, ok = cfg.GetConfig().GetDBByTitle(title); !ok {
return setDBStatusFailed(title, "Failed to get db data from config")
}
adapter, err := adapter.New(dbData)
if err != nil {
return err
}
tables, err := adapter.ListTables()
if err != nil {
return err
}
for _, table := range tables {
table.State, err = adapter.GetState(table)
if err != nil {
return err
}
cfg.GetLogger().Debug("Got table status", "table", table, "filling", fmt.Sprintf("%.10f", table.State.Filling))
if cfg.GetConfig().Debug {
pp.Println(table)
}
}
return err
}
func render(c *gin.Context, template string, ctx map[string]interface{}) {
config := cfg.GetConfig()
ctx["instance_id"] = cfg.InstanceId()
ctx["url_path"] = c.Request.URL.Path
ctx["date_format"] = config.Ui.DateFormat
c.Set("template", fmt.Sprintf("%s/templates/%s/%s", cfg.RootDir(), config.Ui.Theme, template))
c.Set("data", ctx)
c.Writer.WriteHeader(http.StatusOK)
}
