@@ -941,16 +941,12 @@ rte_eal_init(int argc, char **argv)
return -1;
}
if (!internal_conf->no_telemetry) {
- const char *error_str = NULL;
+ uint32_t tlog = rte_log_register_type_and_pick_level(
+ "lib.telemetry", RTE_LOG_WARNING);
if (rte_telemetry_init(rte_eal_get_runtime_dir(),
rte_version(),
- &internal_conf->ctrl_cpuset, &error_str)
- != 0) {
- rte_eal_init_alert(error_str);
+ &internal_conf->ctrl_cpuset, rte_log, tlog) != 0)
return -1;
- }
- if (error_str != NULL)
- RTE_LOG(NOTICE, EAL, "%s\n", error_str);
}
eal_mcfg_complete();
@@ -1314,16 +1314,12 @@ rte_eal_init(int argc, char **argv)
return -1;
}
if (!internal_conf->no_telemetry) {
- const char *error_str = NULL;
+ uint32_t tlog = rte_log_register_type_and_pick_level(
+ "lib.telemetry", RTE_LOG_WARNING);
if (rte_telemetry_init(rte_eal_get_runtime_dir(),
rte_version(),
- &internal_conf->ctrl_cpuset, &error_str)
- != 0) {
- rte_eal_init_alert(error_str);
+ &internal_conf->ctrl_cpuset, rte_log, tlog) != 0)
return -1;
- }
- if (error_str != NULL)
- RTE_LOG(NOTICE, EAL, "%s\n", error_str);
}
eal_mcfg_complete();
@@ -294,6 +294,12 @@ rte_telemetry_register_cmd(const char *cmd, telemetry_cb fn, const char *help);
#ifdef RTE_HAS_CPUSET
+/**
+ * @internal
+ * Log function type, to allow passing as parameter if necessary
+ */
+typedef int (*rte_log_fn)(uint32_t level, uint32_t logtype, const char *format, ...);
+
/**
* @internal
* Initialize Telemetry.
@@ -302,9 +308,10 @@ rte_telemetry_register_cmd(const char *cmd, telemetry_cb fn, const char *help);
* The runtime directory of DPDK.
* @param cpuset
* The CPU set to be used for setting the thread affinity.
- * @param err_str
- * This err_str pointer should point to NULL on entry. In the case of an error
- * or warning, it will be non-NULL on exit.
+ * @param log_fn
+ * Function pointer to the rte_log function for logging use
+ * @param registered_logtype
+ * The registered log type to use for logging
*
* @return
* 0 on success.
@@ -314,7 +321,7 @@ rte_telemetry_register_cmd(const char *cmd, telemetry_cb fn, const char *help);
__rte_internal
int
rte_telemetry_init(const char *runtime_dir, const char *rte_version, rte_cpuset_t *cpuset,
- const char **err_str);
+ rte_log_fn log_fn, uint32_t registered_logtype);
#endif /* RTE_HAS_CPUSET */
@@ -15,6 +15,7 @@
#include <rte_string_fns.h>
#include <rte_common.h>
#include <rte_spinlock.h>
+#include <rte_log.h>
#include "rte_telemetry.h"
#include "telemetry_json.h"
@@ -49,7 +50,14 @@ static struct socket v1_socket; /* socket for v1 telemetry */
#endif /* !RTE_EXEC_ENV_WINDOWS */
static const char *telemetry_version; /* save rte_version */
-static char telemetry_log_error[1024]; /* Will contain error on init failure */
+static const char *socket_dir; /* runtime directory */
+static rte_cpuset_t *thread_cpuset;
+static rte_log_fn rte_log_ptr;
+static uint32_t logtype;
+
+#define TMTY_LOG(l, ...) \
+ rte_log_ptr(RTE_LOG_ ## l, logtype, "TELEMETRY: " __VA_ARGS__)
+
/* list of command callbacks, with one command registered by default */
static struct cmd_callback callbacks[TELEMETRY_MAX_CALLBACKS];
static int num_callbacks; /* How many commands are registered */
@@ -345,9 +353,7 @@ socket_listener(void *socket)
struct socket *s = (struct socket *)socket;
int s_accepted = accept(s->sock, NULL, NULL);
if (s_accepted < 0) {
- snprintf(telemetry_log_error,
- sizeof(telemetry_log_error),
- "Error with accept, telemetry thread quitting");
+ TMTY_LOG(ERR, "Error with accept, telemetry thread quitting\n");
return NULL;
}
if (s->num_clients != NULL) {
@@ -389,9 +395,7 @@ create_socket(char *path)
{
int sock = socket(AF_UNIX, SOCK_SEQPACKET, 0);
if (sock < 0) {
- snprintf(telemetry_log_error, sizeof(telemetry_log_error),
- "Error with socket creation, %s",
- strerror(errno));
+ TMTY_LOG(ERR, "Error with socket creation, %s\n", strerror(errno));
return -1;
}
@@ -399,17 +403,13 @@ create_socket(char *path)
strlcpy(sun.sun_path, path, sizeof(sun.sun_path));
unlink(sun.sun_path);
if (bind(sock, (void *) &sun, sizeof(sun)) < 0) {
- snprintf(telemetry_log_error, sizeof(telemetry_log_error),
- "Error binding socket: %s",
- strerror(errno));
+ TMTY_LOG(ERR, "Error binding socket: %s\n", strerror(errno));
sun.sun_path[0] = 0;
goto error;
}
if (listen(sock, 1) < 0) {
- snprintf(telemetry_log_error, sizeof(telemetry_log_error),
- "Error calling listen for socket: %s",
- strerror(errno));
+ TMTY_LOG(ERR, "Error calling listen for socket: %s\n", strerror(errno));
goto error;
}
@@ -422,35 +422,33 @@ create_socket(char *path)
}
static int
-telemetry_legacy_init(const char *runtime_dir, rte_cpuset_t *cpuset)
+telemetry_legacy_init(void)
{
pthread_t t_old;
if (num_legacy_callbacks == 1) {
- snprintf(telemetry_log_error, sizeof(telemetry_log_error),
- "No legacy callbacks, legacy socket not created");
+ TMTY_LOG(WARNING, "No legacy callbacks, legacy socket not created\n");
return -1;
}
v1_socket.fn = legacy_client_handler;
if ((size_t) snprintf(v1_socket.path, sizeof(v1_socket.path),
- "%s/telemetry", runtime_dir)
- >= sizeof(v1_socket.path)) {
- snprintf(telemetry_log_error, sizeof(telemetry_log_error),
- "Error with socket binding, path too long");
+ "%s/telemetry", socket_dir) >= sizeof(v1_socket.path)) {
+ TMTY_LOG(ERR, "Error with socket binding, path too long\n");
return -1;
}
v1_socket.sock = create_socket(v1_socket.path);
if (v1_socket.sock < 0)
return -1;
pthread_create(&t_old, NULL, socket_listener, &v1_socket);
- pthread_setaffinity_np(t_old, sizeof(*cpuset), cpuset);
+ pthread_setaffinity_np(t_old, sizeof(*thread_cpuset), thread_cpuset);
+ TMTY_LOG(DEBUG, "Legacy telemetry socket initialized ok\n");
return 0;
}
static int
-telemetry_v2_init(const char *runtime_dir, rte_cpuset_t *cpuset)
+telemetry_v2_init(void)
{
pthread_t t_new;
@@ -462,10 +460,9 @@ telemetry_v2_init(const char *runtime_dir, rte_cpuset_t *cpuset)
rte_telemetry_register_cmd("/help", command_help,
"Returns help text for a command. Parameters: string command");
v2_socket.fn = client_handler;
- if (strlcpy(v2_socket.path, get_socket_path(runtime_dir, 2),
+ if (strlcpy(v2_socket.path, get_socket_path(socket_dir, 2),
sizeof(v2_socket.path)) >= sizeof(v2_socket.path)) {
- snprintf(telemetry_log_error, sizeof(telemetry_log_error),
- "Error with socket binding, path too long");
+ TMTY_LOG(ERR, "Error with socket binding, path too long\n");
return -1;
}
@@ -473,7 +470,7 @@ telemetry_v2_init(const char *runtime_dir, rte_cpuset_t *cpuset)
if (v2_socket.sock < 0)
return -1;
pthread_create(&t_new, NULL, socket_listener, &v2_socket);
- pthread_setaffinity_np(t_new, sizeof(*cpuset), cpuset);
+ pthread_setaffinity_np(t_new, sizeof(*thread_cpuset), thread_cpuset);
atexit(unlink_sockets);
return 0;
@@ -482,25 +479,20 @@ telemetry_v2_init(const char *runtime_dir, rte_cpuset_t *cpuset)
#endif /* !RTE_EXEC_ENV_WINDOWS */
int32_t
-rte_telemetry_init(const char *runtime_dir, const char *rte_version,
- rte_cpuset_t *cpuset, const char **err_str)
+rte_telemetry_init(const char *runtime_dir, const char *rte_version, rte_cpuset_t *cpuset,
+ rte_log_fn log_fn, uint32_t registered_logtype)
{
telemetry_version = rte_version;
+ socket_dir = runtime_dir;
+ thread_cpuset = cpuset;
+ rte_log_ptr = log_fn;
+ logtype = registered_logtype;
+
#ifndef RTE_EXEC_ENV_WINDOWS
- if (telemetry_v2_init(runtime_dir, cpuset) != 0) {
- *err_str = telemetry_log_error;
+ if (telemetry_v2_init() != 0)
return -1;
- }
- if (telemetry_legacy_init(runtime_dir, cpuset) != 0) {
- *err_str = telemetry_log_error;
- }
-#else /* RTE_EXEC_ENV_WINDOWS */
- RTE_SET_USED(runtime_dir);
- RTE_SET_USED(cpuset);
- RTE_SET_USED(err_str);
-
- snprintf(telemetry_log_error, sizeof(telemetry_log_error),
- "DPDK Telemetry is not supported on Windows.");
+ TMTY_LOG(DEBUG, "Telemetry initialized ok\n");
+ telemetry_legacy_init();
#endif /* RTE_EXEC_ENV_WINDOWS */
return 0;