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No need to log ordinary EOF conditions as LOG_WARN.

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Let's not use log_warn() when a pipe is closed under what should be
considered normal conditions.

See: https://bugs.torproject.org/28179
This commit is contained in:
Alexander Færøy 2018-12-20 13:12:53 +01:00
parent 412fbe9f17
commit 7762088967
1 changed files with 22 additions and 4 deletions
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26
src/lib/process/process_win32.c
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@ -365,8 +365,17 @@ process_win32_write(struct process_t *process, buf_t *buffer)
process_win32_stdin_write_done);
if (! ret) {
log_warn(LD_PROCESS, "WriteFileEx() failed: %s",
format_win32_error(GetLastError()));
error_code = GetLastError();
/* No need to log at warning level for these two. */
if (error_code == ERROR_HANDLE_EOF || error_code == ERROR_BROKEN_PIPE) {
log_debug(LD_PROCESS, "WriteFileEx() returned EOF from pipe: %s",
format_win32_error(error_code));
} else {
log_warn(LD_PROCESS, "WriteFileEx() failed: %s",
format_win32_error(error_code));
}
win32_process->stdin_handle.reached_eof = true;
return 0;
}
@ -897,8 +906,17 @@ process_win32_read_from_handle(process_win32_handle_t *handle,
callback);
if (! ret) {
log_warn(LD_PROCESS, "ReadFileEx() failed: %s",
format_win32_error(GetLastError()));
error_code = GetLastError();
/* No need to log at warning level for these two. */
if (error_code == ERROR_HANDLE_EOF || error_code == ERROR_BROKEN_PIPE) {
log_debug(LD_PROCESS, "ReadFileEx() returned EOF from pipe: %s",
format_win32_error(error_code));
} else {
log_warn(LD_PROCESS, "ReadFileEx() failed: %s",
format_win32_error(error_code));
}
handle->reached_eof = true;
return bytes_available;
}