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Add MaxConnAge
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@ -28,7 +28,6 @@ type Stats struct {
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Timeouts uint32 // number of times a wait timeout occurred
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TotalConns uint32 // number of total connections in the pool
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FreeConns uint32 // deprecated - use IdleConns
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IdleConns uint32 // number of idle connections in the pool
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StaleConns uint32 // number of stale connections removed from the pool
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}
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@ -54,6 +53,7 @@ type Options struct {
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PoolSize int
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MinIdleConns int
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MaxConnAge time.Duration
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PoolTimeout time.Duration
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IdleTimeout time.Duration
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IdleCheckFrequency time.Duration
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@ -223,8 +223,8 @@ func (p *ConnPool) Get() (*Conn, error) {
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break
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}
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if cn.IsStale(p.opt.IdleTimeout) {
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p.CloseConn(cn)
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if p.isStaleConn(cn) {
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_ = p.CloseConn(cn)
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continue
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}
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@ -343,12 +343,12 @@ func (p *ConnPool) closeConn(cn *Conn) error {
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// Len returns total number of connections.
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func (p *ConnPool) Len() int {
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p.connsMu.Lock()
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n := p.poolSize
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n := len(p.conns)
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p.connsMu.Unlock()
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return n
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}
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// FreeLen returns number of idle connections.
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// IdleLen returns number of idle connections.
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func (p *ConnPool) IdleLen() int {
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p.connsMu.Lock()
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n := p.idleConnsLen
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@ -364,7 +364,6 @@ func (p *ConnPool) Stats() *Stats {
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Timeouts: atomic.LoadUint32(&p.stats.Timeouts),
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TotalConns: uint32(p.Len()),
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FreeConns: uint32(idleLen),
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IdleConns: uint32(idleLen),
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StaleConns: atomic.LoadUint32(&p.stats.StaleConns),
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}
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@ -415,7 +414,7 @@ func (p *ConnPool) reapStaleConn() *Conn {
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}
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cn := p.idleConns[0]
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if !cn.IsStale(p.opt.IdleTimeout) {
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if !p.isStaleConn(cn) {
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return nil
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}
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@ -466,3 +465,19 @@ func (p *ConnPool) reaper(frequency time.Duration) {
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atomic.AddUint32(&p.stats.StaleConns, uint32(n))
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}
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}
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func (p *ConnPool) isStaleConn(cn *Conn) bool {
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if p.opt.IdleTimeout == 0 && p.opt.MaxConnAge == 0 {
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return false
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}
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now := time.Now()
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if p.opt.IdleTimeout > 0 && now.Sub(cn.UsedAt()) >= p.opt.IdleTimeout {
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return true
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}
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if p.opt.MaxConnAge > 0 && now.Sub(cn.InitedAt) >= p.opt.MaxConnAge {
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return true
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}
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return false
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}
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