package logging /** * This database type is just for, * - debugging without a influxconn * - example for other developers for new databases */ import ( "fmt" "log" "os" "time" "github.com/FreifunkBremen/yanic/database" "github.com/FreifunkBremen/yanic/runtime" ) type Connection struct { database.Connection config Config file *os.File } type Config map[string]interface{} func (c Config) Enable() bool { return c["enable"].(bool) } func (c Config) Path() string { return c["path"].(string) } func init() { database.RegisterAdapter("logging", Connect) } func Connect(configuration interface{}) (database.Connection, error) { var config Config config = configuration.(map[string]interface{}) if !config.Enable() { return nil, nil } file, err := os.OpenFile(config.Path(), os.O_APPEND|os.O_WRONLY|os.O_CREATE, 0600) if err != nil { return nil, err } return &Connection{config: config, file: file}, nil } func (conn *Connection) InsertNode(node *runtime.Node) { conn.log("InsertNode: [", node.Statistics.NodeID, "] clients: ", node.Statistics.Clients.Total) } func (conn *Connection) InsertLink(link *runtime.Link, time time.Time) { conn.log("InsertLink: ", link) } func (conn *Connection) InsertGlobals(stats *runtime.GlobalStats, time time.Time, site string) { conn.log("InsertGlobals: [", time.String(), "] site: ", site, ", nodes: ", stats.Nodes, ", clients: ", stats.Clients, " models: ", len(stats.Models)) } func (conn *Connection) PruneNodes(deleteAfter time.Duration) { conn.log("PruneNodes") } func (conn *Connection) Close() { conn.log("Close") conn.file.Close() } func (conn *Connection) log(v ...interface{}) { log.Println(v) conn.file.WriteString(fmt.Sprintln("[", time.Now().String(), "]", v)) }