code.vegaprotocol.io/vega@v0.79.0/libs/zap/config_windows.go (about)

     1  // Copyright (C) 2023 Gobalsky Labs Limited
     2  //
     3  // This program is free software: you can redistribute it and/or modify
     4  // it under the terms of the GNU Affero General Public License as
     5  // published by the Free Software Foundation, either version 3 of the
     6  // License, or (at your option) any later version.
     7  //
     8  // This program is distributed in the hope that it will be useful,
     9  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    10  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    11  // GNU Affero General Public License for more details.
    12  //
    13  // You should have received a copy of the GNU Affero General Public License
    14  // along with this program.  If not, see <http://www.gnu.org/licenses/>.
    15  
    16  //go:build windows
    17  
    18  package zap
    19  
    20  import (
    21  	"fmt"
    22  	"net/url"
    23  	"os"
    24  
    25  	"go.uber.org/zap"
    26  )
    27  
    28  func init() {
    29  	if err := zap.RegisterSink("winfile", newWinFileSink); err != nil {
    30  		panic(fmt.Errorf("couldn't register the windows file sink: %w", err))
    31  	}
    32  }
    33  
    34  func toOSFilePath(logPath string) string {
    35  	return "winfile:///" + logPath
    36  }
    37  
    38  // newWinFileSink creates a log sink on Windows machines as zap, by default,
    39  // doesn't support Windows paths. A workaround is to create a fake winfile
    40  // scheme and register it with zap instead. This workaround is taken from
    41  // the GitHub issue at https://github.com/uber-go/zap/issues/621.
    42  func newWinFileSink(u *url.URL) (zap.Sink, error) {
    43  	// Remove leading slash left by url.Parse().
    44  	return os.OpenFile(u.Path[1:], os.O_WRONLY|os.O_APPEND|os.O_CREATE, 0o644) //nolint:gomnd
    45  }