* update github.com/blevesearch/bleve v2.0.2 -> v2.0.3 * github.com/denisenkom/go-mssqldb v0.9.0 -> v0.10.0 * github.com/editorconfig/editorconfig-core-go v2.4.1 -> v2.4.2 * github.com/go-chi/cors v1.1.1 -> v1.2.0 * github.com/go-git/go-billy v5.0.0 -> v5.1.0 * github.com/go-git/go-git v5.2.0 -> v5.3.0 * github.com/go-ldap/ldap v3.2.4 -> v3.3.0 * github.com/go-redis/redis v8.6.0 -> v8.8.2 * github.com/go-sql-driver/mysql v1.5.0 -> v1.6.0 * github.com/go-swagger/go-swagger v0.26.1 -> v0.27.0 * github.com/lib/pq v1.9.0 -> v1.10.1 * github.com/mattn/go-sqlite3 v1.14.6 -> v1.14.7 * github.com/go-testfixtures/testfixtures v3.5.0 -> v3.6.0 * github.com/issue9/identicon v1.0.1 -> v1.2.0 * github.com/klauspost/compress v1.11.8 -> v1.12.1 * github.com/mgechev/revive v1.0.3 -> v1.0.6 * github.com/microcosm-cc/bluemonday v1.0.7 -> v1.0.8 * github.com/niklasfasching/go-org v1.4.0 -> v1.5.0 * github.com/olivere/elastic v7.0.22 -> v7.0.24 * github.com/pelletier/go-toml v1.8.1 -> v1.9.0 * github.com/prometheus/client_golang v1.9.0 -> v1.10.0 * github.com/xanzy/go-gitlab v0.44.0 -> v0.48.0 * github.com/yuin/goldmark v1.3.3 -> v1.3.5 * github.com/6543/go-version v1.2.4 -> v1.3.1 * do github.com/lib/pq v1.10.0 -> v1.10.1 again ...
137 lines
2.5 KiB
Go
Vendored
137 lines
2.5 KiB
Go
Vendored
package pool
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import (
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"bufio"
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"context"
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"net"
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"sync/atomic"
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"time"
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"github.com/go-redis/redis/v8/internal"
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"github.com/go-redis/redis/v8/internal/proto"
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)
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var noDeadline = time.Time{}
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type Conn struct {
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usedAt int64 // atomic
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netConn net.Conn
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rd *proto.Reader
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bw *bufio.Writer
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wr *proto.Writer
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Inited bool
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pooled bool
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createdAt time.Time
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}
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func NewConn(netConn net.Conn) *Conn {
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cn := &Conn{
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netConn: netConn,
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createdAt: time.Now(),
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}
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cn.rd = proto.NewReader(netConn)
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cn.bw = bufio.NewWriter(netConn)
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cn.wr = proto.NewWriter(cn.bw)
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cn.SetUsedAt(time.Now())
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return cn
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}
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func (cn *Conn) UsedAt() time.Time {
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unix := atomic.LoadInt64(&cn.usedAt)
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return time.Unix(unix, 0)
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}
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func (cn *Conn) SetUsedAt(tm time.Time) {
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atomic.StoreInt64(&cn.usedAt, tm.Unix())
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}
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func (cn *Conn) SetNetConn(netConn net.Conn) {
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cn.netConn = netConn
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cn.rd.Reset(netConn)
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cn.bw.Reset(netConn)
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}
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func (cn *Conn) Write(b []byte) (int, error) {
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return cn.netConn.Write(b)
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}
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func (cn *Conn) RemoteAddr() net.Addr {
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if cn.netConn != nil {
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return cn.netConn.RemoteAddr()
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}
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return nil
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}
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func (cn *Conn) WithReader(ctx context.Context, timeout time.Duration, fn func(rd *proto.Reader) error) error {
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ctx, span := internal.StartSpan(ctx, "redis.with_reader")
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defer span.End()
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if err := cn.netConn.SetReadDeadline(cn.deadline(ctx, timeout)); err != nil {
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return internal.RecordError(ctx, span, err)
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}
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if err := fn(cn.rd); err != nil {
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return internal.RecordError(ctx, span, err)
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}
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return nil
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}
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func (cn *Conn) WithWriter(
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ctx context.Context, timeout time.Duration, fn func(wr *proto.Writer) error,
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) error {
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ctx, span := internal.StartSpan(ctx, "redis.with_writer")
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defer span.End()
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if err := cn.netConn.SetWriteDeadline(cn.deadline(ctx, timeout)); err != nil {
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return internal.RecordError(ctx, span, err)
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}
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if cn.bw.Buffered() > 0 {
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cn.bw.Reset(cn.netConn)
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}
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if err := fn(cn.wr); err != nil {
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return internal.RecordError(ctx, span, err)
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}
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if err := cn.bw.Flush(); err != nil {
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return internal.RecordError(ctx, span, err)
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}
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internal.WritesCounter.Add(ctx, 1)
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return nil
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}
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func (cn *Conn) Close() error {
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return cn.netConn.Close()
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}
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func (cn *Conn) deadline(ctx context.Context, timeout time.Duration) time.Time {
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tm := time.Now()
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cn.SetUsedAt(tm)
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if timeout > 0 {
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tm = tm.Add(timeout)
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}
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if ctx != nil {
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deadline, ok := ctx.Deadline()
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if ok {
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if timeout == 0 {
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return deadline
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}
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if deadline.Before(tm) {
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return deadline
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}
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return tm
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}
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}
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if timeout > 0 {
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return tm
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}
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return noDeadline
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}
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