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128 lines (116 loc) · 5.51 KB
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using Npgsql;
namespace NpgsqlRest;
public static class NpgsqlRestLogger
{
private const string LogPattern = "{where}:\n{message}";
internal static readonly LogDefineOptions LogDefineOptions = new() { SkipEnabledCheck = true };
private static readonly Action<ILogger, string?, string, Exception?> __LogInformationCallback =
LoggerMessage.Define<string?, string>(LogLevel.Information, 0, LogPattern, LogDefineOptions);
private static readonly Action<ILogger, string?, string, Exception?> __LogWarningCallback =
LoggerMessage.Define<string?, string>(LogLevel.Warning, 1, LogPattern, LogDefineOptions);
private static readonly Action<ILogger, string?, string, Exception?> __LogTraceCallback =
LoggerMessage.Define<string?, string>(LogLevel.Trace, 4, LogPattern, LogDefineOptions);
private static void LogInformation(ILogger logger, string? where, string message)
{
if (logger.IsEnabled(LogLevel.Information))
{
__LogInformationCallback(logger, where, message, null);
}
}
private static void LogWarning(ILogger logger, string? where, string message)
{
if (logger.IsEnabled(LogLevel.Warning))
{
__LogWarningCallback(logger, where, message, null);
}
}
private static void LogTrace(ILogger logger, string? where, string message)
{
if (logger.IsEnabled(LogLevel.Trace))
{
__LogTraceCallback(logger, where, message, null);
}
}
public static void LogEndpoint(RoutineEndpoint endpoint, string parameters, string command)
{
if (Logger?.IsEnabled(LogLevel.Debug) is true && endpoint.LogCallback is not null)
{
endpoint.LogCallback(Logger, parameters, command, null);
}
}
#pragma warning disable IDE0079 // Remove unnecessary suppression
[System.Diagnostics.CodeAnalysis.SuppressMessage("Usage", "CA2254:Template should be a static expression", Justification = "<Pending>")]
#pragma warning restore IDE0079 // Remove unnecessary suppression
public static void LogConnectionNotice(PostgresNotice notice, PostgresConnectionNoticeLoggingMode mode, string? context = null)
{
if (Logger is null)
{
return;
}
LogConnectionNotice(Logger, notice, mode, context);
}
/// <summary>
/// Logs a connection notice through the supplied <paramref name="logger"/> rather than the static
/// <see cref="Logger"/>. Used by the SQL test runner so notices route through its own log channel
/// (e.g. "NpgsqlRestTest"). The log level still follows the notice severity (info/notice => Information,
/// warning => Warning, otherwise Trace/Verbose) and the format is identical to the normal-app path.
/// </summary>
#pragma warning disable IDE0079 // Remove unnecessary suppression
[System.Diagnostics.CodeAnalysis.SuppressMessage("Usage", "CA2254:Template should be a static expression", Justification = "<Pending>")]
#pragma warning restore IDE0079 // Remove unnecessary suppression
public static void LogConnectionNotice(ILogger logger, PostgresNotice notice, PostgresConnectionNoticeLoggingMode mode, string? context = null)
{
if (logger is null)
{
return;
}
// Optional caller context (e.g. the SQL test runner's current test file) prefixed to the location,
// so notices can be attributed to their source. Null in normal operation → format unchanged.
string? tag = string.IsNullOrEmpty(context) ? null : $"[{context}] ";
if (notice.IsInfo() || notice.IsNotice())
{
if (mode == PostgresConnectionNoticeLoggingMode.MessageOnly)
{
logger.LogInformation(string.Concat(tag, notice.MessageText));
}
else if (mode == PostgresConnectionNoticeLoggingMode.FirstStackFrameAndMessage)
{
LogInformation(logger, string.Concat(tag, notice?.Where?.Split('\n').LastOrDefault() ?? ""), notice?.MessageText!);
}
else if (mode == PostgresConnectionNoticeLoggingMode.FullStackAndMessage)
{
LogInformation(logger, string.Concat(tag, notice?.Where), notice?.MessageText!);
}
}
else if (notice.IsWarning())
{
if (mode == PostgresConnectionNoticeLoggingMode.MessageOnly)
{
logger.LogWarning(string.Concat(tag, notice.MessageText));
}
else if (mode == PostgresConnectionNoticeLoggingMode.FirstStackFrameAndMessage)
{
LogWarning(logger, string.Concat(tag, notice?.Where?.Split('\n').Last() ?? ""), notice?.MessageText!);
}
else if (mode == PostgresConnectionNoticeLoggingMode.FullStackAndMessage)
{
LogWarning(logger, string.Concat(tag, notice?.Where), notice?.MessageText!);
}
}
else
{
if (mode == PostgresConnectionNoticeLoggingMode.MessageOnly)
{
logger.LogTrace(string.Concat(tag, notice.MessageText));
}
else if (mode == PostgresConnectionNoticeLoggingMode.FirstStackFrameAndMessage)
{
LogTrace(logger, string.Concat(tag, notice?.Where?.Split('\n').Last() ?? ""), notice?.MessageText!);
}
else if (mode == PostgresConnectionNoticeLoggingMode.FullStackAndMessage)
{
LogTrace(logger, string.Concat(tag, notice?.Where), notice?.MessageText!);
}
}
}
}