/* convenience function; if there is a daemon specified, or if we can
* detect one from the environment, then flush the file. Otherwise, no-op
*/
int rrdc_flush_if_daemon (const char *opt_daemon, const char *filename) /* {{{ */
{
int status = 0;
rrdc_connect(opt_daemon);
if (rrdc_is_connected(opt_daemon))
{
rrd_clear_error();
status = rrdc_flush (filename);
if (status != 0 && !rrd_test_error())
{
if (status > 0)
{
rrd_set_error("rrdc_flush (%s) failed: %s",
filename, rrd_strerror(status));
}
else if (status < 0)
{
rrd_set_error("rrdc_flush (%s) failed with status %i.",
filename, status);
}
}
} /* if (rrdc_is_connected(..)) */
return status;
} /* }}} int rrdc_flush_if_daemon */
rrd_info_t *rrd_info(
int argc,
char **argv)
{
struct optparse_long longopts[] = {
{"daemon", 'd', OPTPARSE_REQUIRED},
{"noflush", 'F', OPTPARSE_NONE},
{0},
};
struct optparse options;
int opt;
rrd_info_t *info;
char *opt_daemon = NULL;
int status;
int flushfirst = 1;
optparse_init(&options, argc, argv);
while ((opt = optparse_long(&options, longopts, NULL)) != -1) {
switch (opt) {
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup(options.optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return NULL;
}
break;
case 'F':
flushfirst = 0;
break;
case '?':
rrd_set_error("%s", options.errmsg);
return NULL;
}
} /* while (opt != -1) */
if (options.argc - options.optind != 1) {
rrd_set_error ("Usage: rrdtool %s [--daemon |-d <addr> [--noflush|-F]] <file>",
options.argv[0]);
return NULL;
}
if (flushfirst) {
status = rrdc_flush_if_daemon(opt_daemon, options.argv[options.optind]);
if (status) return (NULL);
}
rrdc_connect (opt_daemon);
if (rrdc_is_connected (opt_daemon))
info = rrdc_info(options.argv[options.optind]);
else
info = rrd_info_r(options.argv[options.optind]);
if (opt_daemon) free(opt_daemon);
return (info);
} /* rrd_info_t *rrd_info */
time_t rrd_last(
int argc,
char **argv)
{
char *opt_daemon = NULL;
time_t lastupdate;
optind = 0;
opterr = 0; /* initialize getopt */
while (42) {
int opt;
int option_index = 0;
static struct option long_options[] = {
{"daemon", required_argument, 0, 'd'},
{0, 0, 0, 0}
};
opt = getopt_long(argc, argv, "d:", long_options, &option_index);
if (opt == EOF)
break;
switch (opt) {
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup (optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return (-1);
}
break;
default:
rrd_set_error ("Usage: rrdtool %s [--daemon <addr>] <file>",
argv[0]);
return (-1);
break;
}
} /* while (42) */
if ((argc - optind) != 1) {
rrd_set_error ("Usage: rrdtool %s [--daemon <addr>] <file>",
argv[0]);
return (-1);
}
rrdc_connect (opt_daemon);
if (rrdc_is_connected (opt_daemon))
lastupdate = rrdc_last (argv[optind]);
else
lastupdate = rrd_last_r(argv[optind]);
if (opt_daemon) free(opt_daemon);
return (lastupdate);
}
time_t rrd_first(
int argc,
char **argv)
{
struct optparse_long longopts[] = {
{"rraindex", 129, OPTPARSE_REQUIRED},
{"daemon", 'd', OPTPARSE_REQUIRED},
{0},
};
struct optparse options;
int opt;
int target_rraindex = 0;
char *endptr;
char *opt_daemon = NULL;
optparse_init(&options, argc, argv);
while ((opt = optparse_long(&options, longopts, NULL)) != -1) {
switch (opt) {
case 129:
target_rraindex = strtol(options.optarg, &endptr, 0);
if (target_rraindex < 0) {
rrd_set_error("invalid rraindex number");
return (-1);
}
break;
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup(options.optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return -1;
}
break;
case '?':
rrd_set_error("%s", options.errmsg);
return -1;
}
}
if (options.optind >= options.argc) {
rrd_set_error("usage rrdtool %s [--rraindex number] [--daemon|-d <addr>] file.rrd",
options.argv[0]);
return -1;
}
rrdc_connect (opt_daemon);
if (rrdc_is_connected (opt_daemon)) {
return rrdc_first(options.argv[options.optind], target_rraindex);
} else {
return rrd_first_r(options.argv[options.optind], target_rraindex);
}
}
static bool
rrdcached_connect(char *addr)
{
#ifdef HAVE_RRD_CLIENT_H
rrd_clear_error();
if (! rrdc_is_connected(addr)) {
if (rrdc_connect(addr)) {
sdb_log(SDB_LOG_ERR, "Failed to connectd to RRDCacheD at %s: %s",
addr, rrd_get_error());
return 0;
}
}
#else
sdb_log(SDB_LOG_ERR, "Callback called with RRDCacheD address "
"but your build of SysDB does not support that");
return 0;
#endif
return 1;
} /* rrdcached_connect */
int rrd_fetch(
int argc,
char **argv,
time_t *start,
time_t *end, /* which time frame do you want ?
* will be changed to represent reality */
unsigned long *step, /* which stepsize do you want?
* will be changed to represent reality */
unsigned long *ds_cnt, /* number of data sources in file */
char ***ds_namv, /* names of data sources */
rrd_value_t **data)
{ /* two dimensional array containing the data */
unsigned long step_tmp = 1;
time_t start_tmp = 0, end_tmp = 0;
const char *cf;
char *opt_daemon = NULL;
int align_start = 0;
int status;
rrd_time_value_t start_tv, end_tv;
const char *parsetime_error = NULL;
struct option long_options[] = {
{"resolution", required_argument, 0, 'r'},
{"start", required_argument, 0, 's'},
{"end", required_argument, 0, 'e'},
{"align-start", optional_argument, 0, 'a'},
{"daemon", required_argument, 0, 'd'},
{0, 0, 0, 0}
};
optind = 0;
opterr = 0; /* initialize getopt */
/* init start and end time */
rrd_parsetime("end-24h", &start_tv);
rrd_parsetime("now", &end_tv);
while (1) {
int option_index = 0;
int opt;
opt = getopt_long(argc, argv, "ar:s:e:d:", long_options, &option_index);
if (opt == EOF)
break;
switch (opt) {
case 's':
if ((parsetime_error = rrd_parsetime(optarg, &start_tv))) {
rrd_set_error("start time: %s", parsetime_error);
return -1;
}
break;
case 'e':
if ((parsetime_error = rrd_parsetime(optarg, &end_tv))) {
rrd_set_error("end time: %s", parsetime_error);
return -1;
}
break;
case 'a':
align_start = 1;
break;
case 'r':
if ((parsetime_error = rrd_scaled_duration(optarg, 1, &step_tmp))) {
rrd_set_error("resolution: %s", parsetime_error);
return -1;
}
break;
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup (optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return (-1);
}
break;
case '?':
rrd_set_error("unknown option '-%c'", optopt);
return (-1);
}
}
if (rrd_proc_start_end(&start_tv, &end_tv, &start_tmp, &end_tmp) == -1) {
return -1;
}
if (start_tmp < 3600 * 24 * 365 * 10) {
rrd_set_error("the first entry to fetch should be after 1980");
return (-1);
}
if (align_start) {
time_t delta = (start_tmp % step_tmp);
start_tmp -= delta;
end_tmp -= delta;
}
if (end_tmp < start_tmp) {
rrd_set_error("start (%ld) should be less than end (%ld)", start_tmp,
end_tmp);
return (-1);
}
*start = start_tmp;
*end = end_tmp;
*step = step_tmp;
if (optind + 1 >= argc) {
rrd_set_error("Usage: rrdtool %s <file> <CF> [options]", argv[0]);
return -1;
}
cf = argv[optind + 1];
rrdc_connect (opt_daemon);
if (rrdc_is_connected (opt_daemon))
status = rrdc_fetch (argv[optind], cf, start, end, step,
ds_cnt, ds_namv, data);
else
status = rrd_fetch_r(argv[optind], cf, start, end, step,
ds_cnt, ds_namv, data);
if (status != 0)
return (-1);
return (0);
}
int rrd_flushcached (int argc, char **argv)
{
struct optparse_long longopts[] = {
{"daemon", 'd', OPTPARSE_REQUIRED},
{0},
};
struct optparse options;
int opt;
char *opt_daemon = NULL;
int status;
int i;
optparse_init(&options, argc, argv);
while ((opt = optparse_long(&options, longopts, NULL)) != -1) {
switch (opt)
{
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup(options.optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return -1;
}
break;
case '?':
rrd_set_error("%s", options.errmsg);
return -1;
}
} /* while (opt!=-1) */
if ((options.argc - options.optind) < 1)
{
rrd_set_error("Usage: rrdtool %s [--daemon|-d <addr>] <file> [<file> ...]",
options.argv[0]);
return -1;
}
/* try to connect to rrdcached */
status = rrdc_connect(opt_daemon);
if (status != 0) goto out;
if (! rrdc_is_connected(opt_daemon))
{
rrd_set_error ("Daemon address \"%s\" unknown. Please use the \"--daemon\" "
"option to set an address on the command line or set the "
"\"%s\" environment variable.",
opt_daemon,
ENV_RRDCACHED_ADDRESS);
status = -1;
goto out;
}
status = 0;
for (i = options.optind; i < options.argc; i++)
{
status = rrdc_flush(options.argv[i]);
if (status)
{
char *error;
int remaining;
error = strdup(rrd_get_error());
remaining = options.argc - options.optind - 1;
rrd_set_error("Flushing of file \"%s\" failed: %s. Skipping "
"remaining %i file%s.", options.argv[i],
((! error) || (*error == '\0')) ? "unknown error" : error,
remaining, (remaining == 1) ? "" : "s");
free(error);
break;
}
}
out:
if (opt_daemon) free(opt_daemon);
return status;
} /* int rrd_flush */
int rrd_fetch(
int argc,
char **argv,
time_t *start,
time_t *end, /* which time frame do you want ?
* will be changed to represent reality */
unsigned long *step, /* which stepsize do you want?
* will be changed to represent reality */
unsigned long *ds_cnt, /* number of data sources in file */
char ***ds_namv, /* names of data sources */
rrd_value_t **data)
{ /* two dimensional array containing the data */
unsigned long step_tmp = 1;
time_t start_tmp = 0, end_tmp = 0;
const char *cf;
char *opt_daemon = NULL;
int align_start = 0;
int status;
rrd_time_value_t start_tv, end_tv;
const char *parsetime_error = NULL;
struct optparse_long longopts[] = {
{"resolution", 'r', OPTPARSE_REQUIRED},
{"start", 's', OPTPARSE_REQUIRED},
{"end", 'e', OPTPARSE_REQUIRED},
{"align-start", 'a', OPTPARSE_NONE},
{"daemon", 'd', OPTPARSE_REQUIRED},
{0},
};
struct optparse options;
int opt;
/* init start and end time */
rrd_parsetime("end-24h", &start_tv);
rrd_parsetime("now", &end_tv);
optparse_init(&options, argc, argv);
while ((opt = optparse_long(&options, longopts, NULL)) != -1) {
switch (opt) {
case 's':
if ((parsetime_error = rrd_parsetime(options.optarg, &start_tv))) {
rrd_set_error("start time: %s", parsetime_error);
return -1;
}
break;
case 'e':
if ((parsetime_error = rrd_parsetime(options.optarg, &end_tv))) {
rrd_set_error("end time: %s", parsetime_error);
return -1;
}
break;
case 'a':
align_start = 1;
break;
case 'r':
if ((parsetime_error = rrd_scaled_duration(options.optarg, 1, &step_tmp))) {
rrd_set_error("resolution: %s", parsetime_error);
return -1;
}
break;
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup(options.optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return -1;
}
break;
case '?':
rrd_set_error("%s", options.errmsg);
return -1;
}
}
if (rrd_proc_start_end(&start_tv, &end_tv, &start_tmp, &end_tmp) == -1) {
return -1;
}
if (start_tmp < 3600 * 24 * 365 * 10) {
rrd_set_error("the first entry to fetch should be after 1980");
return (-1);
}
if (align_start) {
time_t delta = (start_tmp % step_tmp);
start_tmp -= delta;
end_tmp -= delta;
}
if (end_tmp < start_tmp) {
rrd_set_error("start (%ld) should be less than end (%ld)", start_tmp,
end_tmp);
return (-1);
}
*start = start_tmp;
*end = end_tmp;
*step = step_tmp;
if (options.optind + 1 >= options.argc) {
rrd_set_error("Usage: rrdtool %s <file> <CF> [options]", options.argv[0]);
return -1;
}
cf = options.argv[options.optind + 1];
rrdc_connect (opt_daemon);
if (rrdc_is_connected (opt_daemon))
status = rrdc_fetch (options.argv[options.optind],
cf, start, end, step, ds_cnt, ds_namv, data);
else
status = rrd_fetch_r(options.argv[options.optind],
cf, start, end, step, ds_cnt, ds_namv, data);
if (status != 0)
return (-1);
return (0);
}
int rrd_create(
int argc,
char **argv)
{
struct option long_options[] = {
{"start", required_argument, 0, 'b'},
{"step", required_argument, 0, 's'},
{"daemon", required_argument, 0, 'd'},
{"no-overwrite", no_argument, 0, 'O'},
{0, 0, 0, 0}
};
int option_index = 0;
int opt;
time_t last_up = time(NULL) - 10;
unsigned long pdp_step = 300;
rrd_time_value_t last_up_tv;
char *parsetime_error = NULL;
long long_tmp;
int rc;
char * opt_daemon = NULL;
int opt_no_overwrite = 0;
optind = 0;
opterr = 0; /* initialize getopt */
while (1) {
opt = getopt_long(argc, argv, "Ob:s:d:", long_options, &option_index);
if (opt == EOF)
break;
switch (opt) {
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup (optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return (-1);
}
break;
case 'b':
if ((parsetime_error = rrd_parsetime(optarg, &last_up_tv))) {
rrd_set_error("start time: %s", parsetime_error);
return (-1);
}
if (last_up_tv.type == RELATIVE_TO_END_TIME ||
last_up_tv.type == RELATIVE_TO_START_TIME) {
rrd_set_error("specifying time relative to the 'start' "
"or 'end' makes no sense here");
return (-1);
}
last_up = mktime(&last_up_tv.tm) +last_up_tv.offset;
if (last_up < 3600 * 24 * 365 * 10) {
rrd_set_error
("the first entry to the RRD should be after 1980");
return (-1);
}
break;
case 's':
long_tmp = atol(optarg);
if (long_tmp < 1) {
rrd_set_error("step size should be no less than one second");
return (-1);
}
pdp_step = long_tmp;
break;
case 'O':
opt_no_overwrite = 1;
break;
case '?':
if (optopt != 0)
rrd_set_error("unknown option '%c'", optopt);
else
rrd_set_error("unknown option '%s'", argv[optind - 1]);
return (-1);
}
}
if (optind == argc) {
rrd_set_error("need name of an rrd file to create");
return -1;
}
rrdc_connect (opt_daemon);
if (rrdc_is_connected (opt_daemon)) {
rc = rrdc_create (argv[optind],
pdp_step, last_up, opt_no_overwrite,
argc - optind - 1, (const char **) (argv + optind + 1));
} else {
rc = rrd_create_r2(argv[optind],
pdp_step, last_up, opt_no_overwrite,
argc - optind - 1, (const char **) (argv + optind + 1));
}
return rc;
}
rrd_info_t *rrd_info(
int argc,
char **argv)
{
rrd_info_t *info;
char *opt_daemon = NULL;
int status;
int flushfirst = 1;
optind = 0;
opterr = 0; /* initialize getopt */
while (42) {
int opt;
int option_index = 0;
static struct option long_options[] = {
{"daemon", required_argument, 0, 'd'},
{"noflush", no_argument, 0, 'F'},
{0, 0, 0, 0}
};
opt = getopt_long(argc, argv, "d:F", long_options, &option_index);
if (opt == EOF)
break;
switch (opt) {
case 'd':
if (opt_daemon != NULL)
free (opt_daemon);
opt_daemon = strdup (optarg);
if (opt_daemon == NULL)
{
rrd_set_error ("strdup failed.");
return (NULL);
}
break;
case 'F':
flushfirst = 0;
break;
default:
rrd_set_error ("Usage: rrdtool %s [--daemon <addr> [--noflush]] <file>",
argv[0]);
return (NULL);
break;
}
} /* while (42) */
if ((argc - optind) != 1) {
rrd_set_error ("Usage: rrdtool %s [--daemon <addr> [--noflush]] <file>",
argv[0]);
return (NULL);
}
if( flushfirst ) {
status = rrdc_flush_if_daemon(opt_daemon, argv[optind]);
if (status) return (NULL);
}
rrdc_connect (opt_daemon);
if (rrdc_is_connected (opt_daemon))
info = rrdc_info (argv[optind]);
else
info = rrd_info_r(argv[optind]);
if (opt_daemon) free(opt_daemon);
return (info);
} /* rrd_info_t *rrd_info */