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38 lines
498 B
Go
38 lines
498 B
Go
5 years ago
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package pool
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import (
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"time"
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"google.golang.org/grpc"
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)
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// Conn is the wrapper for a grpc client conn.
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type Conn struct {
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*grpc.ClientConn
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pool *Pool
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usedAt time.Time
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}
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func (c *Conn) Close() error {
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if c == nil {
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return nil
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}
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if c.ClientConn == nil {
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return ErrAlreadyClosed
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}
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if c.pool.IsClosed() {
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return ErrClosed
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}
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conn := Conn{
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pool: c.pool,
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ClientConn: c.ClientConn,
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}
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select {
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case c.pool.conns <- conn:
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default:
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return ErrFullPool
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}
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return nil
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}
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