dlt_daemon_offline_logstorage.c File Reference

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <syslog.h>
#include "dlt_daemon_offline_logstorage.h"

Include dependency graph for dlt_daemon_offline_logstorage.c:

Go to the source code of this file.

Functions
int	dlt_logstorage_split_key (char *key, char *appid, char *ctxid)
int	dlt_logstorage_update_all_contexts (DltDaemon *daemon, char *id, int curr_log_level, int cmp_flag, int verbose)
int	dlt_logstorage_update_context (DltDaemon *daemon, char *apid, char *ctxid, int curr_log_level, int verbose)
int	dlt_logstorage_update_context_loglevel (DltDaemon *daemon, char *key, int curr_log_level, int verbose)
void	dlt_daemon_logstorage_reset_application_loglevel (DltDaemon *daemon, int dev_num, int max_device, int verbose)
void	dlt_daemon_logstorage_update_application_loglevel (DltDaemon *daemon, int dev_num, int verbose)
int	dlt_daemon_logstorage_get_loglevel (DltDaemon *daemon, int max_device, char *apid, char *ctid)
void	dlt_daemon_logstorage_write (DltDaemon *daemon, DltDaemonFlags *user_config, unsigned char *data1, int size1, unsigned char *data2, int size2, unsigned char *data3, int size3)
int	dlt_daemon_logstorage_setup_internal_storage (DltDaemon *daemon, char *path, int verbose)
void	dlt_daemon_logstorage_set_logstorage_cache_size (unsigned int size)
int	dlt_daemon_logstorage_cleanup (DltDaemon *daemon, DltDaemonLocal *daemon_local, int verbose)
int	dlt_daemon_logstorage_sync_cache (DltDaemon *daemon, DltDaemonLocal *daemon_local, char *mnt_point, int verbose)
DltLogStorage *	dlt_daemon_logstorage_get_device (DltDaemon *daemon, DltDaemonLocal *daemon_local, char *mnt_point, int verbose)

Detailed Description

app begin@ Copyright (C) 2013 - 2015 Advanced Driver Information Technology. This code is developed by Advanced Driver Information Technology. Copyright of Advanced Driver Information Technology, Bosch and DENSO.

DLT offline log storage functionality source file.

Copyright

This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. If a copy of the MPL was not distributed with this file, You can obtain one at http://mozilla.org/MPL/2.0/.

Author

Syed Hameed shame.nosp@m.ed@j.nosp@m.p.adi.nosp@m.t-jv.nosp@m..com ADIT 2013 - 2015

Christoph Lipka clipk.nosp@m.a@jp.nosp@m..adit.nosp@m.-jv..nosp@m.com ADIT 2015

For further information see http://www.genivi.org/. end@

Definition in file dlt_daemon_offline_logstorage.c.

Function Documentation

int dlt_daemon_logstorage_cleanup	(	DltDaemon *	daemon,
		DltDaemonLocal *	daemon_local,
		int	verbose
	)

Cleanup dlt logstorage

Parameters

daemon	Pointer to Dlt Daemon structure
daemon_local	Pointer to Dlt Daemon Local structure
verbose	If set to true verbose information is printed out

Definition at line 579 of file dlt_daemon_offline_logstorage.c.

References DltLogStorage::connection_type, dlt_logstorage_device_disconnected(), DLT_LOGSTORAGE_SYNC_ON_DAEMON_EXIT, DLT_OFFLINE_LOGSTORAGE_DEVICE_CONNECTED, DltDaemonLocal::flags, NULL, DltDaemonFlags::offlineLogstorageMaxDevices, PRINT_FUNCTION_VERBOSE, and DltDaemon::storage_handle.

Referenced by dlt_daemon_local_cleanup().

DltLogStorage* dlt_daemon_logstorage_get_device	(	DltDaemon *	daemon,
		DltDaemonLocal *	daemon_local,
		char *	mnt_point,
		int	verbose
	)

dlt_logstorage_get_device

Get a Logstorage device handle for given the mount point.

Parameters

daemon	Pointer to Dlt Daemon structure
daemon_local	Pointer to Dlt Daemon Local structure
mount_point	Logstorage device mount point
verbose	If set to true verbose information is printed out

Returns

handle to Logstorage device on success, NULL otherwise

Definition at line 658 of file dlt_daemon_offline_logstorage.c.

References DltLogStorage::device_mount_point, DltDaemonLocal::flags, NULL, DltDaemonFlags::offlineLogstorageMaxDevices, PRINT_FUNCTION_VERBOSE, and DltDaemon::storage_handle.

Referenced by dlt_daemon_logstorage_sync_cache().

int dlt_daemon_logstorage_get_loglevel	(	DltDaemon *	daemon,
		int	max_device,
		char *	apid,
		char *	ctid
	)

dlt_daemon_logstorage_get_loglevel

Obtain log level as a union of all configured storage devices and filters for the provided application id and context id

Parameters

daemon	Pointer to DLT Daemon structure
max_device	Maximum storage devices setup by the daemon
apid	Application ID
ctid	Context ID

Returns

Log level on success, -1 on error

Definition at line 431 of file dlt_daemon_offline_logstorage.c.

References config, DltLogStorage::config_status, dlt_logstorage_get_config(), DLT_OFFLINE_LOGSTORAGE_CONFIG_DONE, DLT_OFFLINE_LOGSTORAGE_MAX, DltLogStorageConfigData::log_level, NULL, and DltDaemon::storage_handle.

Referenced by dlt_daemon_process_user_message_register_context().

void dlt_daemon_logstorage_reset_application_loglevel	(	DltDaemon *	daemon,
		int	dev_num,
		int	max_device,
		int	verbose
	)

dlt_daemon_logstorage_reset_application_loglevel

Reset storage log level of all running applications 2 steps for resetting

1. Setup storage_loglevel of all contexts configured for the requested device to -1
2. Re-run update log level for all other configured devices

Parameters

daemon	Pointer to DLT Daemon structure
dev_num	Number of attached DLT Logstorage device
max_device	Maximum storage devices setup by the daemon
verbose	If set to true verbose information is printed out

Definition at line 303 of file dlt_daemon_offline_logstorage.c.

References DltLogStorage::config_status, DltLogStorage::connection_type, DLT_DAEMON_LOGSTORAGE_RESET_LOGLEVEL, DLT_DAEMON_LOGSTORAGE_RESET_SEND_LOGLEVEL, dlt_daemon_logstorage_update_application_loglevel(), dlt_log(), dlt_logstorage_update_context_loglevel(), DLT_OFFLINE_LOGSTORAGE_CONFIG_DONE, DLT_OFFLINE_LOGSTORAGE_DEVICE_CONNECTED, DLT_OFFLINE_LOGSTORAGE_MAX_KEY_LEN, DltLogStorage::filter_keys, NULL, DltLogStorage::num_filter_keys, PRINT_FUNCTION_VERBOSE, and DltDaemon::storage_handle.

Referenced by dlt_daemon_control_service_logstorage().

void dlt_daemon_logstorage_set_logstorage_cache_size

(

unsigned int

size

)

Set max size of logstorage cache. Stored internally in bytes

Parameters

size	Size of logstorage cache [in KB]

Definition at line 573 of file dlt_daemon_offline_logstorage.c.

References g_logstorage_cache_max.

Referenced by option_file_parser().

int dlt_daemon_logstorage_setup_internal_storage	(	DltDaemon *	daemon,
		char *	path,
		int	verbose
	)

dlt_daemon_logstorage_setup_internal_storage

Setup user defined path as offline log storage device

Parameters

daemon	Pointer to Dlt Daemon structure
path	User configured internal storage path
verbose	If set to true verbose information is printed out

Definition at line 541 of file dlt_daemon_offline_logstorage.c.

References dlt_daemon_logstorage_update_application_loglevel(), dlt_log(), dlt_logstorage_device_connected(), dlt_logstorage_load_config(), NULL, and DltDaemon::storage_handle.

Referenced by main().

int dlt_daemon_logstorage_sync_cache	(	DltDaemon *	daemon,
		DltDaemonLocal *	daemon_local,
		char *	mnt_point,
		int	verbose
	)

Sync logstorage caches

Parameters

daemon	Pointer to Dlt Daemon structure
daemon_local	Pointer to Dlt Daemon Local structure
mount_point	Logstorage device mount point
verbose	If set to true verbose information is printed out

Returns

0 on success, -1 otherwise

Definition at line 607 of file dlt_daemon_offline_logstorage.c.

References DltLogStorage::connection_type, dlt_daemon_logstorage_get_device(), dlt_logstorage_sync_caches(), DLT_OFFLINE_LOGSTORAGE_DEVICE_CONNECTED, DltDaemonLocal::flags, NULL, DltDaemonFlags::offlineLogstorageMaxDevices, PRINT_FUNCTION_VERBOSE, and DltDaemon::storage_handle.

Referenced by dlt_daemon_control_service_logstorage().

void dlt_daemon_logstorage_update_application_loglevel	(	DltDaemon *	daemon,
		int	dev_num,
		int	verbose
	)

dlt_daemon_logstorage_update_application_loglevel

Update log level of all running applications with new filter configuration available due to newly attached DltLogstorage device. The log level is only updated when the current application log level is less than the log level obtained from the storage configuration file

Parameters

daemon	Pointer to DLT Daemon structure
dev_num	Number of attached DLT Logstorage device
verbose	If set to true verbose information is printed out

Definition at line 374 of file dlt_daemon_offline_logstorage.c.

References DltLogStorage::config_status, DltLogStorage::connection_type, dlt_log(), dlt_logstorage_get_loglevel_by_key(), dlt_logstorage_update_context_loglevel(), DLT_OFFLINE_LOGSTORAGE_CONFIG_DONE, DLT_OFFLINE_LOGSTORAGE_DEVICE_CONNECTED, DLT_OFFLINE_LOGSTORAGE_MAX_KEY_LEN, DltLogStorage::filter_keys, NULL, DltLogStorage::num_filter_keys, PRINT_FUNCTION_VERBOSE, and DltDaemon::storage_handle.

Referenced by dlt_daemon_control_service_logstorage(), dlt_daemon_logstorage_reset_application_loglevel(), and dlt_daemon_logstorage_setup_internal_storage().

void dlt_daemon_logstorage_write	(	DltDaemon *	daemon,
		DltDaemonFlags *	user_config,
		unsigned char *	data1,
		int	size1,
		unsigned char *	data2,
		int	size2,
		unsigned char *	data3,
		int	size3
	)

dlt_daemon_logstorage_write

Write log message to all attached storage device. If the called dlt_logstorage_write function is not able to write to the device, DltDaemon will disconnect this device.

Parameters

daemon	Pointer to Dlt Daemon structure
user_config	DltDaemon configuration
data1	message header buffer
size1	message header buffer size
data2	message extended header buffer
size2	message extended header size
data3	message data buffer
size3	message data size

Definition at line 477 of file dlt_daemon_offline_logstorage.c.

References DltLogStorage::config_status, dlt_log(), dlt_logstorage_device_disconnected(), DLT_LOGSTORAGE_SYNC_ON_DEVICE_DISCONNECT, dlt_logstorage_write(), DLT_OFFLINE_LOGSTORAGE_CONFIG_DONE, DltLogStorageUserConfig::logfile_counteridxlen, DltLogStorageUserConfig::logfile_delimiter, DltLogStorageUserConfig::logfile_maxcounter, DltLogStorageUserConfig::logfile_timestamp, NULL, DltDaemonFlags::offlineLogstorageDelimiter, DltDaemonFlags::offlineLogstorageMaxCounter, DltDaemonFlags::offlineLogstorageMaxCounterIdx, DltDaemonFlags::offlineLogstorageMaxDevices, DltDaemonFlags::offlineLogstorageTimestamp, and DltDaemon::storage_handle.

Referenced by dlt_daemon_client_send().

int dlt_logstorage_split_key	(	char *	key,
		char *	appid,
		char *	ctxid
	)

dlt_logstorage_split_key

Split a given key into appid and ctxid. If APID: - appid = APID and ctxid = .* If :CTID - ctxid = CTID and appid = .* Else appid = APID and ctxid = CTID

Parameters

key	Given key of filter hash map
appid	Application id
ctxid	Context id

Returns

0 on success, -1 on error

Definition at line 44 of file dlt_daemon_offline_logstorage.c.

References DLT_ID_SIZE, DLT_OFFLINE_LOGSTORAGE_MAX_KEY_LEN, and NULL.

Referenced by dlt_logstorage_update_context_loglevel().

int dlt_logstorage_update_all_contexts	(	DltDaemon *	daemon,
		char *	id,
		int	curr_log_level,
		int	cmp_flag,
		int	verbose
	)

dlt_logstorage_update_all_contexts

Update log level of all contexts of the application by updating the daemon internal table The compare flags (cmp_flag) indicates if Id has to be compared with application ID or Context id of the daemon internal table The log levels are reset if current log level provided is -1 (not sent to application in this case) Reset and sent to application if current log level provided is 0

Parameters

daemon	DltDaemon structure
id	application id or context id
curr_log_level	log level to be set to context
cmp_flag	compare flag (1 id is apid, 2 id is ctxid)
verbose	If set to true verbose information is printed out

Returns

0 on success, -1 on error

Definition at line 121 of file dlt_daemon_offline_logstorage.c.

References DltDaemonContext::apid, DltDaemon::contexts, DltDaemonContext::ctid, DLT_DAEMON_LOGSTORAGE_RESET_SEND_LOGLEVEL, dlt_daemon_user_send_log_level(), DLT_ID_SIZE, dlt_log(), DLT_OFFLINE_LOGSTORAGE_MAX, dlt_set_id(), NULL, DltDaemon::num_contexts, and DltDaemonContext::storage_log_level.

Referenced by dlt_logstorage_update_context_loglevel().

int dlt_logstorage_update_context	(	DltDaemon *	daemon,
		char *	apid,
		char *	ctxid,
		int	curr_log_level,
		int	verbose
	)

dlt_logstorage_update_context

Update log level of a context by updating the daemon internal table The log levels are reset if current log level provided is -1 (not sent to application in this case) Reset and sent to application if current log level provided is 0

Parameters

daemon	DltDaemon structure
apid	application id
ctxid	context id
curr_log_level	log level to be set to context
verbose	If set to true verbose information is printed out

Returns

0 on success, -1 on error

Definition at line 193 of file dlt_daemon_offline_logstorage.c.

References dlt_daemon_context_find(), DLT_DAEMON_LOGSTORAGE_RESET_SEND_LOGLEVEL, dlt_daemon_user_send_log_level(), dlt_log(), DLT_OFFLINE_LOGSTORAGE_MAX, NULL, and DltDaemonContext::storage_log_level.

Referenced by dlt_logstorage_update_context_loglevel().

int dlt_logstorage_update_context_loglevel	(	DltDaemon *	daemon,
		char *	key,
		int	curr_log_level,
		int	verbose
	)

dlt_logstorage_update_context_loglevel

Update all contexts or particular context depending provided key

Parameters

daemon	Pointer to DLT Daemon structure
key	Filter key stored in Hash Map
curr_log_level	log level to be set to context
verbose	If set to true verbose information is printed out

Returns

0 on success, -1 on error

Definition at line 247 of file dlt_daemon_offline_logstorage.c.

References DLT_ID_SIZE, dlt_log(), dlt_logstorage_split_key(), dlt_logstorage_update_all_contexts(), dlt_logstorage_update_context(), NULL, and PRINT_FUNCTION_VERBOSE.

Referenced by dlt_daemon_logstorage_reset_application_loglevel(), and dlt_daemon_logstorage_update_application_loglevel().