diff options
author | 2017-05-16 14:51:32 +0200 | |
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committer | 2017-05-16 14:51:32 +0200 | |
commit | fca143f059a0bddd7d47b8dc2df646a891b0eb0f (patch) | |
tree | 4bfeadc905c977e45e54a90c42330553b8942e4e /lib/librte_eal/common/eal_common_log.c | |
parent | ce3d555e43e3795b5d9507fcfc76b7a0a92fd0d6 (diff) |
Imported Upstream version 17.05
Diffstat (limited to 'lib/librte_eal/common/eal_common_log.c')
-rw-r--r-- | lib/librte_eal/common/eal_common_log.c | 247 |
1 files changed, 238 insertions, 9 deletions
diff --git a/lib/librte_eal/common/eal_common_log.c b/lib/librte_eal/common/eal_common_log.c index e45d3269..ddf65b7f 100644 --- a/lib/librte_eal/common/eal_common_log.c +++ b/lib/librte_eal/common/eal_common_log.c @@ -35,7 +35,11 @@ #include <stdint.h> #include <stdarg.h> #include <stdlib.h> +#include <string.h> +#include <errno.h> +#include <regex.h> +#include <rte_eal.h> #include <rte_log.h> #include <rte_per_lcore.h> @@ -60,6 +64,11 @@ struct log_cur_msg { uint32_t logtype; /**< log type - see rte_log.h */ }; +struct rte_log_dynamic_type { + const char *name; + uint32_t loglevel; +}; + /* per core log */ static RTE_DEFINE_PER_LCORE(struct log_cur_msg, log_cur_msg); @@ -75,35 +84,95 @@ rte_openlog_stream(FILE *f) /* Set global log level */ void -rte_set_log_level(uint32_t level) +rte_log_set_global_level(uint32_t level) { rte_logs.level = (uint32_t)level; } +/* Set global log level */ +/* replaced by rte_log_set_global_level */ +__rte_deprecated void +rte_set_log_level(uint32_t level) +{ + rte_log_set_global_level(level); +} + /* Get global log level */ uint32_t -rte_get_log_level(void) +rte_log_get_global_level(void) { return rte_logs.level; } +/* Get global log level */ +/* replaced by rte_log_get_global_level */ +uint32_t +rte_get_log_level(void) +{ + return rte_log_get_global_level(); +} + /* Set global log type */ -void +__rte_deprecated void rte_set_log_type(uint32_t type, int enable) { + if (type < RTE_LOGTYPE_FIRST_EXT_ID) { + if (enable) + rte_logs.type |= 1 << type; + else + rte_logs.type &= ~(1 << type); + } + if (enable) - rte_logs.type |= type; + rte_log_set_level(type, 0); else - rte_logs.type &= (~type); + rte_log_set_level(type, RTE_LOG_DEBUG); } /* Get global log type */ -uint32_t +__rte_deprecated uint32_t rte_get_log_type(void) { return rte_logs.type; } +int +rte_log_set_level(uint32_t type, uint32_t level) +{ + if (type >= rte_logs.dynamic_types_len) + return -1; + if (level > RTE_LOG_DEBUG) + return -1; + + rte_logs.dynamic_types[type].loglevel = level; + + return 0; +} + +/* set level */ +int +rte_log_set_level_regexp(const char *pattern, uint32_t level) +{ + regex_t r; + size_t i; + + if (level > RTE_LOG_DEBUG) + return -1; + + if (regcomp(&r, pattern, 0) != 0) + return -1; + + for (i = 0; i < rte_logs.dynamic_types_len; i++) { + if (rte_logs.dynamic_types[i].name == NULL) + continue; + if (regexec(&r, rte_logs.dynamic_types[i].name, 0, + NULL, 0) == 0) + rte_logs.dynamic_types[i].loglevel = level; + } + + return 0; +} + /* get the current loglevel for the message beeing processed */ int rte_log_cur_msg_loglevel(void) { @@ -116,6 +185,161 @@ int rte_log_cur_msg_logtype(void) return RTE_PER_LCORE(log_cur_msg).logtype; } +static int +rte_log_lookup(const char *name) +{ + size_t i; + + for (i = 0; i < rte_logs.dynamic_types_len; i++) { + if (rte_logs.dynamic_types[i].name == NULL) + continue; + if (strcmp(name, rte_logs.dynamic_types[i].name) == 0) + return i; + } + + return -1; +} + +/* register an extended log type, assuming table is large enough, and id + * is not yet registered. + */ +static int +__rte_log_register(const char *name, int id) +{ + char *dup_name = strdup(name); + + if (dup_name == NULL) + return -ENOMEM; + + rte_logs.dynamic_types[id].name = dup_name; + rte_logs.dynamic_types[id].loglevel = RTE_LOG_DEBUG; + + return id; +} + +/* register an extended log type */ +int +rte_log_register(const char *name) +{ + struct rte_log_dynamic_type *new_dynamic_types; + int id, ret; + + id = rte_log_lookup(name); + if (id >= 0) + return id; + + new_dynamic_types = realloc(rte_logs.dynamic_types, + sizeof(struct rte_log_dynamic_type) * + (rte_logs.dynamic_types_len + 1)); + if (new_dynamic_types == NULL) + return -ENOMEM; + rte_logs.dynamic_types = new_dynamic_types; + + ret = __rte_log_register(name, rte_logs.dynamic_types_len); + if (ret < 0) + return ret; + + rte_logs.dynamic_types_len++; + + return ret; +} + +struct logtype { + uint32_t log_id; + const char *logtype; +}; + +static const struct logtype logtype_strings[] = { + {RTE_LOGTYPE_EAL, "eal"}, + {RTE_LOGTYPE_MALLOC, "malloc"}, + {RTE_LOGTYPE_RING, "ring"}, + {RTE_LOGTYPE_MEMPOOL, "mempool"}, + {RTE_LOGTYPE_TIMER, "timer"}, + {RTE_LOGTYPE_PMD, "pmd"}, + {RTE_LOGTYPE_HASH, "hash"}, + {RTE_LOGTYPE_LPM, "lpm"}, + {RTE_LOGTYPE_KNI, "kni"}, + {RTE_LOGTYPE_ACL, "acl"}, + {RTE_LOGTYPE_POWER, "power"}, + {RTE_LOGTYPE_METER, "meter"}, + {RTE_LOGTYPE_SCHED, "sched"}, + {RTE_LOGTYPE_PORT, "port"}, + {RTE_LOGTYPE_TABLE, "table"}, + {RTE_LOGTYPE_PIPELINE, "pipeline"}, + {RTE_LOGTYPE_MBUF, "mbuf"}, + {RTE_LOGTYPE_CRYPTODEV, "cryptodev"}, + {RTE_LOGTYPE_EFD, "efd"}, + {RTE_LOGTYPE_EVENTDEV, "eventdev"}, + {RTE_LOGTYPE_USER1, "user1"}, + {RTE_LOGTYPE_USER2, "user2"}, + {RTE_LOGTYPE_USER3, "user3"}, + {RTE_LOGTYPE_USER4, "user4"}, + {RTE_LOGTYPE_USER5, "user5"}, + {RTE_LOGTYPE_USER6, "user6"}, + {RTE_LOGTYPE_USER7, "user7"}, + {RTE_LOGTYPE_USER8, "user8"} +}; + +RTE_INIT(rte_log_init); +static void +rte_log_init(void) +{ + uint32_t i; + +#if RTE_LOG_LEVEL >= RTE_LOG_DEBUG + rte_log_set_global_level(RTE_LOG_INFO); +#else + rte_log_set_global_level(RTE_LOG_LEVEL); +#endif + + rte_logs.dynamic_types = calloc(RTE_LOGTYPE_FIRST_EXT_ID, + sizeof(struct rte_log_dynamic_type)); + if (rte_logs.dynamic_types == NULL) + return; + + /* register legacy log types */ + for (i = 0; i < RTE_DIM(logtype_strings); i++) + __rte_log_register(logtype_strings[i].logtype, + logtype_strings[i].log_id); + + rte_logs.dynamic_types_len = RTE_LOGTYPE_FIRST_EXT_ID; +} + +static const char * +loglevel_to_string(uint32_t level) +{ + switch (level) { + case 0: return "disabled"; + case RTE_LOG_EMERG: return "emerg"; + case RTE_LOG_ALERT: return "alert"; + case RTE_LOG_CRIT: return "critical"; + case RTE_LOG_ERR: return "error"; + case RTE_LOG_WARNING: return "warning"; + case RTE_LOG_NOTICE: return "notice"; + case RTE_LOG_INFO: return "info"; + case RTE_LOG_DEBUG: return "debug"; + default: return "unknown"; + } +} + +/* dump global level and registered log types */ +void +rte_log_dump(FILE *f) +{ + size_t i; + + fprintf(f, "global log level is %s\n", + loglevel_to_string(rte_log_get_global_level())); + + for (i = 0; i < rte_logs.dynamic_types_len; i++) { + if (rte_logs.dynamic_types[i].name == NULL) + continue; + fprintf(f, "id %zu: %s, level is %s\n", + i, rte_logs.dynamic_types[i].name, + loglevel_to_string(rte_logs.dynamic_types[i].loglevel)); + } +} + /* * Generates a log message The message will be sent in the stream * defined by the previous call to rte_openlog_stream(). @@ -139,7 +363,11 @@ rte_vlog(uint32_t level, uint32_t logtype, const char *format, va_list ap) } } - if ((level > rte_logs.level) || !(logtype & rte_logs.type)) + if (level > rte_logs.level) + return 0; + if (logtype >= rte_logs.dynamic_types_len) + return -1; + if (level > rte_logs.dynamic_types[logtype].loglevel) return 0; /* save loglevel and logtype in a global per-lcore variable */ @@ -176,7 +404,8 @@ eal_log_set_default(FILE *default_log) { default_log_stream = default_log; -#if RTE_LOG_LEVEL >= RTE_LOG_DEBUG - RTE_LOG(NOTICE, EAL, "Debug logs available - lower performance\n"); +#if RTE_LOG_DP_LEVEL >= RTE_LOG_DEBUG + RTE_LOG(NOTICE, EAL, + "Debug dataplane logs available - lower performance\n"); #endif } |