From d98a400d9ee4a798b3c4870427fc32b736afaae9 Mon Sep 17 00:00:00 2001 From: Pierre Kancir Date: Wed, 20 Sep 2023 17:35:17 +0200 Subject: [PATCH] AP_Logger: Prepare the maximum number of log files in the config parameter --- libraries/AP_Logger/AP_Logger.cpp | 21 ++++++++++++++++++++- libraries/AP_Logger/AP_Logger.h | 2 ++ libraries/AP_Logger/AP_Logger_Backend.cpp | 5 +++-- libraries/AP_Logger/AP_Logger_Backend.h | 2 -- libraries/AP_Logger/AP_Logger_File.cpp | 13 +++++++------ 5 files changed, 32 insertions(+), 11 deletions(-) diff --git a/libraries/AP_Logger/AP_Logger.cpp b/libraries/AP_Logger/AP_Logger.cpp index d0b0f7b5a3ba5..6373b9d2d64c6 100644 --- a/libraries/AP_Logger/AP_Logger.cpp +++ b/libraries/AP_Logger/AP_Logger.cpp @@ -77,6 +77,8 @@ extern const AP_HAL::HAL& hal; #define LOGGING_FIRST_DYNAMIC_MSGID 254 #endif +static constexpr uint16_t MAX_LOG_FILES = 500; +static constexpr uint16_t MIN_LOG_FILES = 2; const AP_Param::GroupInfo AP_Logger::var_info[] = { // @Param: _BACKEND_TYPE @@ -176,7 +178,16 @@ const AP_Param::GroupInfo AP_Logger::var_info[] = { // @Increment: 0.1 // @User: Standard AP_GROUPINFO("_DARM_RATEMAX", 11, AP_Logger, _params.disarm_ratemax, 0), - + + // @Param: _MAX_FILES + // @DisplayName: Maximum number of log files + // @Description: This sets the maximum number of log file that will be written on dataflash or sd card before starting to rotate log number. Limit is capped at 500 logs. + // @Range: 2 500 + // @Increment: 1 + // @User: Advanced + // @RebootRequired: True + AP_GROUPINFO("_MAX_FILES", 12, AP_Logger, _params.max_log_files, MAX_LOG_FILES), + AP_GROUPEND }; @@ -822,6 +833,14 @@ uint16_t AP_Logger::get_num_logs(void) { return backends[0]->get_num_logs(); } +uint16_t AP_Logger::get_max_num_logs() { + const auto max_logs = constrain_uint16(_params.max_log_files.get(), MIN_LOG_FILES, MAX_LOG_FILES); + if (_params.max_log_files.get() != max_logs) { + _params.max_log_files.set_and_save_ifchanged(static_cast(max_logs)); + } + return static_cast(_params.max_log_files.get()); +} + /* we're started if any of the backends are started */ bool AP_Logger::logging_started(void) { for (uint8_t i=0; i< _next_backend; i++) { diff --git a/libraries/AP_Logger/AP_Logger.h b/libraries/AP_Logger/AP_Logger.h index d5b35cddfe1ba..cf6d232f85c58 100644 --- a/libraries/AP_Logger/AP_Logger.h +++ b/libraries/AP_Logger/AP_Logger.h @@ -226,6 +226,7 @@ class AP_Logger uint16_t find_last_log() const; void get_log_boundaries(uint16_t log_num, uint32_t & start_page, uint32_t & end_page); uint16_t get_num_logs(void); + uint16_t get_max_num_logs(); void setVehicle_Startup_Writer(vehicle_startup_message_Writer writer); @@ -336,6 +337,7 @@ class AP_Logger AP_Float mav_ratemax; AP_Float blk_ratemax; AP_Float disarm_ratemax; + AP_Int16 max_log_files; } _params; const struct LogStructure *structure(uint16_t num) const; diff --git a/libraries/AP_Logger/AP_Logger_Backend.cpp b/libraries/AP_Logger/AP_Logger_Backend.cpp index f938254a3a472..8d45d8187e78c 100644 --- a/libraries/AP_Logger/AP_Logger_Backend.cpp +++ b/libraries/AP_Logger/AP_Logger_Backend.cpp @@ -599,8 +599,9 @@ uint16_t AP_Logger_Backend::log_num_from_list_entry(const uint16_t list_entry) } uint32_t log_num = oldest_log + list_entry - 1; - if (log_num > MAX_LOG_FILES) { - log_num -= MAX_LOG_FILES; + const auto max_logs_num = _front.get_max_num_logs(); + if (log_num > (uint32_t)max_logs_num) { + log_num -= max_logs_num; } return (uint16_t)log_num; } diff --git a/libraries/AP_Logger/AP_Logger_Backend.h b/libraries/AP_Logger/AP_Logger_Backend.h index 4864f6802a215..616ce36b667e1 100644 --- a/libraries/AP_Logger/AP_Logger_Backend.h +++ b/libraries/AP_Logger/AP_Logger_Backend.h @@ -12,8 +12,6 @@ class LoggerMessageWriter_DFLogStart; -#define MAX_LOG_FILES 500 - // class to handle rate limiting of log messages class AP_Logger_RateLimiter { diff --git a/libraries/AP_Logger/AP_Logger_File.cpp b/libraries/AP_Logger/AP_Logger_File.cpp index 99e76bb97a229..3208f8cf6e254 100644 --- a/libraries/AP_Logger/AP_Logger_File.cpp +++ b/libraries/AP_Logger/AP_Logger_File.cpp @@ -234,7 +234,7 @@ bool AP_Logger_File::dirent_to_log_num(const dirent *de, uint16_t &log_num) cons } uint16_t thisnum = strtoul(de->d_name, nullptr, 10); - if (thisnum > MAX_LOG_FILES) { + if (thisnum > _front.get_max_num_logs()) { return false; } log_num = thisnum; @@ -330,7 +330,7 @@ void AP_Logger_File::Prep_MinSpace() if (avail >= target_free) { break; } - if (count++ > MAX_LOG_FILES+10) { + if (count++ > _front.get_max_num_logs() + 10) { // *way* too many deletions going on here. Possible internal error. INTERNAL_ERROR(AP_InternalError::error_t::logger_too_many_deletions); break; @@ -360,7 +360,7 @@ void AP_Logger_File::Prep_MinSpace() } } log_to_remove++; - if (log_to_remove > MAX_LOG_FILES) { + if (log_to_remove > _front.get_max_num_logs()) { log_to_remove = 1; } } while (log_to_remove != first_log_to_remove); @@ -719,6 +719,7 @@ uint16_t AP_Logger_File::get_num_logs() // not a log filename continue; } + if (thisnum > high && (smallest_above_last == 0 || thisnum < smallest_above_last)) { smallest_above_last = thisnum; } @@ -726,7 +727,7 @@ uint16_t AP_Logger_File::get_num_logs() AP::FS().closedir(d); if (smallest_above_last != 0) { // we have wrapped, add in the logs with high numbers - ret += (MAX_LOG_FILES - smallest_above_last) + 1; + ret += (_front.get_max_num_logs() - smallest_above_last) + 1; } return ret; @@ -826,7 +827,7 @@ void AP_Logger_File::start_new_log(void) if (_get_log_size(log_num) > 0 || log_num == 0) { log_num++; } - if (log_num > MAX_LOG_FILES) { + if (log_num > _front.get_max_num_logs()) { log_num = 1; } if (!write_fd_semaphore.take(1)) { @@ -1115,7 +1116,7 @@ void AP_Logger_File::erase_next(void) free(fname); erase.log_num++; - if (erase.log_num <= MAX_LOG_FILES) { + if (erase.log_num <= _front.get_max_num_logs()) { return; }