mirror of https://github.com/yandex/odyssey.git
74 lines
1.4 KiB
C
74 lines
1.4 KiB
C
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/*
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* odissey - PostgreSQL connection pooler and
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* request router.
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*/
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#include <stdlib.h>
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#include <stdarg.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#include <sys/fcntl.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <sys/time.h>
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#include "od_macro.h"
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#include "od_log.h"
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int od_loginit(odlog_t *l)
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{
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l->pid = getpid();
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l->fd = -1;
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return 0;
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}
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int od_logopen(odlog_t *l, char *path)
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{
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int rc = open(path, O_RDWR|O_CREAT|O_APPEND, 0644);
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if (rc == -1)
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return -1;
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l->fd = rc;
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return 0;
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}
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int od_logclose(odlog_t *l)
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{
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if (l->fd == -1)
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return 0;
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int rc = close(l->fd);
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l->fd = -1;
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return rc;
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}
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int od_log(odlog_t *l, char *fmt, ...)
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{
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char buffer[512];
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/* pid */
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int len = snprintf(buffer, sizeof(buffer), "%d ", l->pid);
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va_list args;
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va_start(args, fmt);
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/* time */
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struct timeval tv;
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gettimeofday(&tv, NULL);
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len += strftime(buffer + len, sizeof(buffer) - len, "%d %b %H:%M:%S.",
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localtime(&tv.tv_sec));
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len += snprintf(buffer + len, sizeof(buffer) - len, "%03d ",
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(int)tv.tv_usec / 1000);
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/* message */
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len += vsnprintf(buffer + len, sizeof(buffer) - len, fmt, args);
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va_end(args);
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len += snprintf(buffer + len, sizeof(buffer), "\n");
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if (l->fd >= 0) {
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if (write(l->fd, buffer, len) == -1)
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return -1;
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} else {
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puts(buffer);
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}
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return 0;
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}
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