diff options
Diffstat (limited to 'ext/clogger_ext/clogger.c')
| -rw-r--r-- | ext/clogger_ext/clogger.c | 38 |
1 files changed, 37 insertions, 1 deletions
diff --git a/ext/clogger_ext/clogger.c b/ext/clogger_ext/clogger.c index eb5347f..416ab30 100644 --- a/ext/clogger_ext/clogger.c +++ b/ext/clogger_ext/clogger.c @@ -17,6 +17,7 @@ # define _POSIX_C_SOURCE 200112L #endif #include <time.h> +#include <stdlib.h> #include "ruby_1_9_compat.h" #include "broken_system_compat.h" #include "blocking_helpers.h" @@ -89,7 +90,8 @@ enum clogger_special { CL_SP_response_length, CL_SP_ip, CL_SP_pid, - CL_SP_request_uri + CL_SP_request_uri, + CL_SP_time_iso8601, }; struct clogger { @@ -443,6 +445,37 @@ static void append_request_length(struct clogger *c) } } +static long gmtoffset(struct tm *tm) +{ + time_t t = time(NULL); + + tzset(); + localtime_r(&t, tm); +#if defined(HAVE_STRUCT_TM_TM_GMTOFF) + return tm->tm_gmtoff / 60; +#else + return -(tm->tm_isdst ? timezone - 3600 : timezone) / 60; +#endif +} + +static void append_time_iso8601(struct clogger *c) +{ + char buf[sizeof("1970-01-01T00:00:00+00:00")]; + struct tm tm; + int nr; + long gmtoff = gmtoffset(&tm); + + nr = snprintf(buf, sizeof(buf), + "%4d-%02d-%02dT%02d:%02d:%02d%c%02d:%02d", + tm.tm_year + 1900, tm.tm_mon + 1, + tm.tm_mday, tm.tm_hour, + tm.tm_min, tm.tm_sec, + gmtoff < 0 ? '-' : '+', + abs(gmtoff / 60), abs(gmtoff % 60)); + assert(nr == (sizeof(buf) - 1) && "snprintf fail"); + rb_str_buf_cat(c->log_buf, buf, sizeof(buf) - 1); +} + static void append_time(struct clogger *c, enum clogger_opcode op, VALUE fmt, VALUE buf) { @@ -547,6 +580,9 @@ static void special_var(struct clogger *c, enum clogger_special var) break; case CL_SP_request_uri: append_request_uri(c); + break; + case CL_SP_time_iso8601: + append_time_iso8601(c); } } |