diff options
author | Pau Espin Pedrol <pespin@sysmocom.de> | 2021-02-18 18:19:23 +0100 |
---|---|---|
committer | pespin <pespin@sysmocom.de> | 2021-02-19 11:21:46 +0000 |
commit | 662d10dcdaa471dcdfa244802395a1e261e6f8df (patch) | |
tree | c72940d05e3221b8861380a90e86c38138057527 | |
parent | 7bb39e368d644e9d1029a210ea8a720674bd5185 (diff) |
logging: Allow prefixing thread ID to each log line
Related: OS#5032
Change-Id: I38fc93ab0182b4edbd639c7ed0f31ce51964ee18
-rw-r--r-- | include/osmocom/core/logging.h | 3 | ||||
-rw-r--r-- | src/logging.c | 21 | ||||
-rw-r--r-- | src/vty/logging_vty.c | 20 | ||||
-rw-r--r-- | tests/logging/logging_vty_test.vty | 1 |
4 files changed, 45 insertions, 0 deletions
diff --git a/include/osmocom/core/logging.h b/include/osmocom/core/logging.h index c7f89dea..4361cad5 100644 --- a/include/osmocom/core/logging.h +++ b/include/osmocom/core/logging.h @@ -281,6 +281,8 @@ struct log_target { unsigned int use_color:1; /*! should log messages be prefixed with a timestamp? */ unsigned int print_timestamp:1; + /*! should log messages be prefixed with the logger Thread ID? */ + unsigned int print_tid:1; /*! DEPRECATED: use print_filename2 instead. */ unsigned int print_filename:1; /*! should log messages be prefixed with a category name? */ @@ -374,6 +376,7 @@ void log_set_all_filter(struct log_target *target, int); void log_set_use_color(struct log_target *target, int); void log_set_print_extended_timestamp(struct log_target *target, int); void log_set_print_timestamp(struct log_target *target, int); +void log_set_print_tid(struct log_target *target, int); void log_set_print_filename(struct log_target *target, int); void log_set_print_filename2(struct log_target *target, enum log_filename_type lft); void log_set_print_filename_pos(struct log_target *target, enum log_filename_pos pos); diff --git a/src/logging.c b/src/logging.c index a40008e9..c2a0453f 100644 --- a/src/logging.c +++ b/src/logging.c @@ -64,6 +64,7 @@ #include <osmocom/core/utils.h> #include <osmocom/core/logging.h> #include <osmocom/core/timer.h> +#include <osmocom/core/thread.h> #include <osmocom/vty/logging.h> /* for LOGGING_STR. */ @@ -83,6 +84,8 @@ static struct log_context log_context; void *tall_log_ctx = NULL; LLIST_HEAD(osmo_log_target_list); +static __thread long int logging_tid; + #if (!EMBEDDED) /*! This mutex must be held while using osmo_log_target_list or any of its log_targets in a multithread program. Prevents race conditions between threads @@ -473,6 +476,14 @@ static void _output(struct log_target *target, unsigned int subsys, buf[offset + ret - 1] = ' '; OSMO_SNPRINTF_RET(ret, rem, offset, len); } + if (target->print_tid) { + if (logging_tid == 0) + logging_tid = (long int)osmo_gettid(); + ret = snprintf(buf + offset, rem, "%ld ", logging_tid); + if (ret < 0) + goto err; + OSMO_SNPRINTF_RET(ret, rem, offset, len); + } if (target->print_category) { ret = snprintf(buf + offset, rem, "%s%s%s%s ", target->use_color ? level_color(level) : "", @@ -778,6 +789,15 @@ void log_set_print_extended_timestamp(struct log_target *target, int print_times target->print_ext_timestamp = print_timestamp; } +/*! Enable or disable printing of timestamps while logging + * \param[in] target Log target to be affected + * \param[in] print_tid Enable (1) or disable (0) Thread ID logging + */ +void log_set_print_tid(struct log_target *target, int print_tid) +{ + target->print_tid = print_tid; +} + /*! Use log_set_print_filename2() instead. * Call log_set_print_filename2() with LOG_FILENAME_PATH or LOG_FILENAME_NONE, *as well as* call * log_set_print_category_hex() with the argument passed to this function. This is to mirror legacy @@ -917,6 +937,7 @@ struct log_target *log_target_create(void) /* global settings */ target->use_color = 1; target->print_timestamp = 0; + target->print_tid = 0; target->print_filename2 = LOG_FILENAME_PATH; target->print_category_hex = true; diff --git a/src/vty/logging_vty.c b/src/vty/logging_vty.c index 6a7a8f44..48b039b5 100644 --- a/src/vty/logging_vty.c +++ b/src/vty/logging_vty.c @@ -225,6 +225,22 @@ DEFUN(logging_prnt_ext_timestamp, RET_WITH_UNLOCK(CMD_SUCCESS); } +DEFUN(logging_prnt_tid, + logging_prnt_tid_cmd, + "logging print thread-id (0|1)", + LOGGING_STR "Log output settings\n" + "Configure log message logging Thread ID\n" + "Don't prefix each log message\n" + "Prefix each log message with current Thread ID\n") +{ + struct log_target *tgt; + + ACQUIRE_VTY_LOG_TGT_WITH_LOCK(vty, tgt); + + log_set_print_tid(tgt, atoi(argv[0])); + RET_WITH_UNLOCK(CMD_SUCCESS); +} + DEFUN(logging_prnt_cat, logging_prnt_cat_cmd, "logging print category (0|1)", @@ -1003,6 +1019,8 @@ static int config_write_log_single(struct vty *vty, struct log_target *tgt) tgt->print_category_hex ? 1 : 0, VTY_NEWLINE); vty_out(vty, " logging print category %d%s", tgt->print_category ? 1 : 0, VTY_NEWLINE); + vty_out(vty, " logging print thread-id %d%s", + tgt->print_tid ? 1 : 0, VTY_NEWLINE); if (tgt->print_ext_timestamp) vty_out(vty, " logging print extended-timestamp 1%s", VTY_NEWLINE); else @@ -1134,6 +1152,7 @@ void logging_vty_add_cmds() install_lib_element_ve(&logging_use_clr_cmd); install_lib_element_ve(&logging_prnt_timestamp_cmd); install_lib_element_ve(&logging_prnt_ext_timestamp_cmd); + install_lib_element_ve(&logging_prnt_tid_cmd); install_lib_element_ve(&logging_prnt_cat_cmd); install_lib_element_ve(&logging_prnt_cat_hex_cmd); install_lib_element_ve(&logging_prnt_level_cmd); @@ -1168,6 +1187,7 @@ void logging_vty_add_cmds() install_lib_element(CFG_LOG_NODE, &logging_use_clr_cmd); install_lib_element(CFG_LOG_NODE, &logging_prnt_timestamp_cmd); install_lib_element(CFG_LOG_NODE, &logging_prnt_ext_timestamp_cmd); + install_lib_element(CFG_LOG_NODE, &logging_prnt_tid_cmd); install_lib_element(CFG_LOG_NODE, &logging_prnt_cat_cmd); install_lib_element(CFG_LOG_NODE, &logging_prnt_cat_hex_cmd); install_lib_element(CFG_LOG_NODE, &logging_prnt_level_cmd); diff --git a/tests/logging/logging_vty_test.vty b/tests/logging/logging_vty_test.vty index dd2db63b..82db2cce 100644 --- a/tests/logging/logging_vty_test.vty +++ b/tests/logging/logging_vty_test.vty @@ -48,6 +48,7 @@ logging_vty_test# list logging color (0|1) logging timestamp (0|1) logging print extended-timestamp (0|1) + logging print thread-id (0|1) logging print category (0|1) logging print category-hex (0|1) logging print level (0|1) |