sing-box/common/baderror/baderror.go

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package baderror
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import (
"context"
"io"
"net"
"strings"
E "github.com/sagernet/sing/common/exceptions"
)
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func Contains(err error, msgList ...string) bool {
for _, msg := range msgList {
if strings.Contains(err.Error(), msg) {
return true
}
}
return false
}
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func WrapH2(err error) error {
if err == nil {
return nil
}
err = E.Unwrap(err)
if err == io.ErrUnexpectedEOF {
return io.EOF
}
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if Contains(err, "client disconnected", "body closed by handler", "response body closed", "; CANCEL") {
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return net.ErrClosed
}
return err
}
func WrapGRPC(err error) error {
// grpc uses stupid internal error types
if err == nil {
return nil
}
if Contains(err, "EOF") {
return io.EOF
}
if Contains(err, "Canceled") {
return context.Canceled
}
if Contains(err,
"the client connection is closing",
"server closed the stream without sending trailers") {
return net.ErrClosed
}
return err
}
func WrapQUIC(err error) error {
if err == nil {
return nil
}
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if Contains(err, "canceled by local with error code 0") {
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return net.ErrClosed
}
return err
}