161 lines
4.3 KiB
C
161 lines
4.3 KiB
C
#define TRACE_MODULE _fd_logger
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#include "core_debug.h"
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#include "fd_logger.h"
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static struct fd_logger_t self;
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static struct fd_hook_hdl *logger_hdl = NULL;
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static pthread_mutex_t mtx = PTHREAD_MUTEX_INITIALIZER;
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static pthread_t fd_stats_th = (pthread_t)NULL;
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static fd_logger_user_handler user_handler = NULL;
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static void fd_logger_cb(enum fd_hook_type type, struct msg * msg,
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struct peer_hdr * peer, void * other, struct fd_hook_permsgdata *pmd,
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void * regdata);
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static void * fd_stats_worker(void * arg);
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int fd_logger_init(int mode)
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{
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uint32_t mask_peers = HOOK_MASK( HOOK_PEER_CONNECT_SUCCESS );
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memset(&self, 0, sizeof(struct fd_logger_t));
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self.mode = mode;
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self.duration = 60; /* 60 seconds */
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CHECK_FCT( fd_hook_register(
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mask_peers, fd_logger_cb, NULL, NULL, &logger_hdl) );
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CHECK_POSIX( pthread_mutex_init(&self.stats_lock, NULL) );
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return 0;
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}
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void fd_logger_final()
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{
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CHECK_FCT_DO( fd_thr_term(&fd_stats_th), );
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CHECK_POSIX_DO( pthread_mutex_destroy(&self.stats_lock), );
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if (logger_hdl) { CHECK_FCT_DO( fd_hook_unregister( logger_hdl ), ); }
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}
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struct fd_logger_t* fd_logger_self()
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{
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return &self;
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}
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int fd_logger_stats_start()
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{
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/* Start the statistics thread */
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CHECK_POSIX( pthread_create(&fd_stats_th, NULL, fd_stats_worker, NULL) );
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return 0;
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}
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void fd_logger_register(fd_logger_user_handler instance)
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{
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user_handler = instance;
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}
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void fd_logger_unregister(void)
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{
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user_handler = NULL;
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}
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/* The callback called when messages are received and sent */
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static void fd_logger_cb(enum fd_hook_type type, struct msg * msg,
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struct peer_hdr * peer, void * other, struct fd_hook_permsgdata *pmd,
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void * regdata)
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{
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char * peer_name = peer ? peer->info.pi_diamid : "<unknown peer>";
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CHECK_POSIX_DO( pthread_mutex_lock(&mtx), );
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if (user_handler)
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user_handler(type, msg, peer, other, pmd, regdata);
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switch (type) {
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/* peers */
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case HOOK_PEER_CONNECT_SUCCESS:
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{
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char protobuf[40];
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if (peer) {
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CHECK_FCT_DO(fd_peer_cnx_proto_info(peer, protobuf, sizeof(protobuf)), break );
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} else {
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protobuf[0] = '-';
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protobuf[1] = '\0';
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}
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d_info("CONNECTED TO '%s' (%s):", peer_name, protobuf);
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}
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break;
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default:
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d_warn("Unknown type(%d)", type);
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break;
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}
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CHECK_POSIX_DO( pthread_mutex_unlock(&mtx), );
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}
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/* Function to display statistics periodically */
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static void * fd_stats_worker(void * arg)
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{
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struct timespec start, now;
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struct fd_stats copy;
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/* Get the start time */
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CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &start), );
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/* Now, loop until canceled */
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while (1) {
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/* Display statistics every XX seconds */
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sleep(self.duration);
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/* Now, get the current stats */
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CHECK_POSIX_DO( pthread_mutex_lock(&self.stats_lock), );
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memcpy(©, &self.stats, sizeof(struct fd_stats));
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CHECK_POSIX_DO( pthread_mutex_unlock(&self.stats_lock), );
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/* Get the current execution time */
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CHECK_SYS_DO( clock_gettime(CLOCK_REALTIME, &now), );
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/* Now, display everything */
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d_trace(3, "------- fd statistics ---------\n");
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if (now.tv_nsec >= start.tv_nsec)
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{
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d_trace(3, " Executing for: %d.%06ld sec\n",
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(int)(now.tv_sec - start.tv_sec),
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(long)(now.tv_nsec - start.tv_nsec) / 1000);
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}
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else
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{
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d_trace(3, " Executing for: %d.%06ld sec\n",
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(int)(now.tv_sec - 1 - start.tv_sec),
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(long)(now.tv_nsec + 1000000000 - start.tv_nsec) / 1000);
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}
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if (self.mode & FD_MODE_SERVER) {
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d_trace(3, " Server: %llu message(s) echoed\n",
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copy.nb_echoed);
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}
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if (self.mode & FD_MODE_CLIENT) {
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d_trace(3, " Client:\n");
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d_trace(3, " %llu message(s) sent\n", copy.nb_sent);
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d_trace(3, " %llu error(s) received\n", copy.nb_errs);
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d_trace(3, " %llu answer(s) received\n", copy.nb_recv);
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d_trace(3, " fastest: %ld.%06ld sec.\n",
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copy.shortest / 1000000, copy.shortest % 1000000);
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d_trace(3, " slowest: %ld.%06ld sec.\n",
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copy.longest / 1000000, copy.longest % 1000000);
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d_trace(3, " Average: %ld.%06ld sec.\n",
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copy.avg / 1000000, copy.avg % 1000000);
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}
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d_trace(3, "-------------------------------------\n");
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}
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return NULL; /* never called */
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}
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