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Add Stream function to pgmockproxy.Proxy to print wire protocol representation to an arbitrary writer. #3

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Add Stream function to pgmockproxy.Proxy to print wire protocol representation to an arbitrary writer. #3

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11 changes: 9 additions & 2 deletions pgmockproxy/proxy/proxy.go
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,9 @@ package proxy
import (
"encoding/json"
"fmt"
"io"
"net"
"os"

"github.com/jackc/pgproto3/v2"
)
Expand Down Expand Up @@ -32,6 +34,11 @@ func NewProxy(frontendConn, backendConn net.Conn) *Proxy {
}

func (p *Proxy) Run() error {
return p.Stream(os.Stdout)
}

// Stream representation of the wire protocol to writer.
func (p *Proxy) Stream(w io.Writer) error {
defer p.Close()

frontendErrChan := make(chan error, 1)
Expand All @@ -51,7 +58,7 @@ func (p *Proxy) Run() error {
if err != nil {
return err
}
fmt.Println("F", string(buf))
fmt.Fprintln(w, "F", string(buf))

err = p.frontend.Send(msg)
if err != nil {
Expand All @@ -63,7 +70,7 @@ func (p *Proxy) Run() error {
if err != nil {
return err
}
fmt.Println("B", string(buf))
fmt.Fprintln(w, "B", string(buf))

err = p.backend.Send(msg)
if err != nil {
Expand Down