Rename methods and add comments
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81368deb78
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@ -42,9 +42,9 @@ func (conn *Connection) AddStatistics(stats *runtime.GlobalStats, time time.Time
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}
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}
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func (conn *Connection) DeleteNode(deleteAfter time.Duration) {
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func (conn *Connection) PruneNodes(deleteAfter time.Duration) {
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for _, item := range conn.list {
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item.DeleteNode(deleteAfter)
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item.PruneNodes(deleteAfter)
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}
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}
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@ -8,24 +8,25 @@ import (
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// Connection interface to use for implementation in e.g. influxdb
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type Connection interface {
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// AddNode data for a single node
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// AddNode stores data of a single node
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AddNode(nodeID string, node *runtime.Node)
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// AddStatistics stores global statistics
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AddStatistics(stats *runtime.GlobalStats, time time.Time)
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DeleteNode(deleteAfter time.Duration)
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// PruneNodes prunes historical per-node data
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PruneNodes(deleteAfter time.Duration)
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// Close closes the database connection
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Close()
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}
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// Connect function with config to get DB connection interface
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type Connect func(config interface{}) (Connection, error)
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/*
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* for selfbinding in use of the package all
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*/
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// Adapters is the list of registered database adapters
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var Adapters = map[string]Connect{}
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func AddDatabaseType(name string, n Connect) {
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func RegisterAdapter(name string, n Connect) {
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Adapters[name] = n
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}
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@ -49,7 +49,7 @@ func (c Config) Password() string {
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}
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func init() {
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database.AddDatabaseType("influxdb", Connect)
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database.RegisterAdapter("influxdb", Connect)
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}
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func Connect(configuration interface{}) (database.Connection, error) {
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var config Config
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@ -80,7 +80,7 @@ func Connect(configuration interface{}) (database.Connection, error) {
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return db, nil
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}
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func (conn *Connection) DeleteNode(deleteAfter time.Duration) {
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func (conn *Connection) PruneNodes(deleteAfter time.Duration) {
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query := fmt.Sprintf("delete from %s where time < now() - %ds", MeasurementNode, deleteAfter/time.Second)
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conn.client.Query(client.NewQuery(query, conn.config.Database(), "m"))
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}
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@ -31,7 +31,7 @@ func deleteWorker(conn Connection, deleteInterval time.Duration, deleteAfter tim
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for {
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select {
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case <-ticker.C:
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conn.DeleteNode(deleteAfter)
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conn.PruneNodes(deleteAfter)
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case <-quit:
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ticker.Stop()
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return
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@ -31,7 +31,7 @@ func (c Config) Path() string {
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}
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func init() {
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database.AddDatabaseType("logging", Connect)
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database.RegisterAdapter("logging", Connect)
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}
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func Connect(configuration interface{}) (database.Connection, error) {
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@ -56,8 +56,8 @@ func (conn *Connection) AddStatistics(stats *runtime.GlobalStats, time time.Time
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conn.log("AddStatistics: [", time.String(), "] nodes: ", stats.Nodes, ", clients: ", stats.Clients, " models: ", len(stats.Models))
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}
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func (conn *Connection) DeleteNode(deleteAfter time.Duration) {
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conn.log("DeleteNode")
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func (conn *Connection) PruneNodes(deleteAfter time.Duration) {
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conn.log("PruneNodes")
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}
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func (conn *Connection) Close() {
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