58 lines
1.1 KiB
Go
58 lines
1.1 KiB
Go
package bypass
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import (
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"context"
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"io"
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bypass_pkg "github.com/go-gost/core/bypass"
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"github.com/go-gost/core/logger"
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"github.com/go-gost/plugin/bypass/proto"
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auth_util "github.com/go-gost/x/internal/util/auth"
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"google.golang.org/grpc"
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)
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type grpcPluginBypass struct {
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conn grpc.ClientConnInterface
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client proto.BypassClient
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log logger.Logger
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}
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// NewGRPCPluginBypass creates a Bypass plugin based on gRPC.
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func NewGRPCPluginBypass(name string, conn grpc.ClientConnInterface) bypass_pkg.Bypass {
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p := &grpcPluginBypass{
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conn: conn,
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log: logger.Default().WithFields(map[string]any{
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"kind": "bypass",
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"bypass": name,
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}),
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}
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if conn != nil {
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p.client = proto.NewBypassClient(conn)
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}
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return p
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}
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func (p *grpcPluginBypass) Contains(ctx context.Context, addr string) bool {
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if p.client == nil {
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return true
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}
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r, err := p.client.Bypass(ctx,
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&proto.BypassRequest{
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Addr: addr,
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Client: string(auth_util.IDFromContext(ctx)),
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})
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if err != nil {
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p.log.Error(err)
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return true
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}
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return r.Ok
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}
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func (p *grpcPluginBypass) Close() error {
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if closer, ok := p.conn.(io.Closer); ok {
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return closer.Close()
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}
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return nil
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}
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