static int parse_tag_ds_type(
xmlTextReaderPtr reader,
ds_def_t *ds_def)
{
char *dst;
dst = (char *)get_xml_text(reader);
if (dst != NULL){
int status;
status = dst_conv(dst);
if (status == -1) {
rrd_set_error("parse_tag_ds_type: Unknown data source type: %s",
dst);
return -1;
}
strncpy(ds_def->dst,dst,sizeof(ds_def->dst)-1);
ds_def->dst[sizeof(ds_def->dst)-1] = '\0';
xmlFree(dst);
return 0;
}
return -1;
} /* int parse_tag_ds_type */
int rrd_dump_cb_r(
const char *filename,
int opt_header,
rrd_output_callback_t cb,
void *user)
{
unsigned int i, ii, ix, iii = 0;
time_t now;
char somestring[255];
rrd_value_t my_cdp;
off_t rra_base, rra_start, rra_next;
rrd_file_t *rrd_file;
rrd_t rrd;
rrd_value_t value;
struct tm tm;
//These two macros are local defines to clean up visible code from its redndancy
//and make it easier to read.
#define CB_PUTS(str) \
do { \
size_t len = strlen(str); \
\
if (cb((str), len, user) != len) \
goto err_out; \
} while (0);
#define CB_FMTS(...) do { \
char buffer[256]; \
rrd_snprintf (buffer, sizeof(buffer), __VA_ARGS__); \
CB_PUTS (buffer); \
} while (0)
//These macros are to be undefined at the end of this function
//Check if we got a (valid) callback method
if (!cb) {
return (-1);
}
rrd_init(&rrd);
rrd_file = rrd_open(filename, &rrd, RRD_READONLY | RRD_READAHEAD);
if (rrd_file == NULL) {
rrd_free(&rrd);
return (-1);
}
if (opt_header == 1) {
CB_PUTS("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n");
CB_PUTS("<!DOCTYPE rrd SYSTEM \"http://oss.oetiker.ch/rrdtool/rrdtool.dtd\">\n");
CB_PUTS("<!-- Round Robin Database Dump -->\n");
CB_PUTS("<rrd>\n");
} else if (opt_header == 2) {
CB_PUTS("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n");
CB_PUTS("<!-- Round Robin Database Dump -->\n");
CB_PUTS("<rrd xmlns=\"http://oss.oetiker.ch/rrdtool/rrdtool-dump.xml\" "
"xmlns:xsi=\"http://www.w3.org/2001/XMLSchema-instance\"\n");
CB_PUTS("\txsi:schemaLocation=\"http://oss.oetiker.ch/rrdtool/rrdtool-dump.xml "
"http://oss.oetiker.ch/rrdtool/rrdtool-dump.xsd\">\n");
} else {
CB_PUTS("<!-- Round Robin Database Dump -->\n");
CB_PUTS("<rrd>\n");
}
if (atoi(rrd.stat_head->version) <= 3) {
CB_FMTS("\t<version>%s</version>\n", RRD_VERSION3);
} else {
CB_FMTS("\t<version>%s</version>\n", rrd.stat_head->version);
}
CB_FMTS("\t<step>%lu</step> <!-- Seconds -->\n",
rrd.stat_head->pdp_step);
#ifdef HAVE_STRFTIME
localtime_r(&rrd.live_head->last_up, &tm);
strftime(somestring, 255, "%Y-%m-%d %H:%M:%S %Z", &tm);
#else
# error "Need strftime"
#endif
CB_FMTS("\t<lastupdate>%lld</lastupdate> <!-- %s -->\n\n",
(long long int) rrd.live_head->last_up, somestring);
for (i = 0; i < rrd.stat_head->ds_cnt; i++) {
CB_PUTS("\t<ds>\n");
CB_FMTS("\t\t<name> %s </name>\n", rrd.ds_def[i].ds_nam);
CB_FMTS("\t\t<type> %s </type>\n", rrd.ds_def[i].dst);
if (dst_conv(rrd.ds_def[i].dst) != DST_CDEF) {
CB_FMTS("\t\t<minimal_heartbeat>%lu</minimal_heartbeat>\n",
rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt);
if (isnan(rrd.ds_def[i].par[DS_min_val].u_val)) {
CB_PUTS("\t\t<min>NaN</min>\n");
} else {
CB_FMTS("\t\t<min>%0.10e</min>\n",
rrd.ds_def[i].par[DS_min_val].u_val);
}
if (isnan(rrd.ds_def[i].par[DS_max_val].u_val)) {
CB_PUTS("\t\t<max>NaN</max>\n");
} else {
CB_FMTS("\t\t<max>%0.10e</max>\n",
rrd.ds_def[i].par[DS_max_val].u_val);
}
} else { /* DST_CDEF */
char *str = NULL;
rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),
rrd.ds_def, &str);
//Splitting into 3 writes to avoid allocating memory
//This is better compared to snprintf as str may be of arbitrary size
CB_PUTS("\t\t<cdef> ");
CB_PUTS(str);
CB_PUTS(" </cdef>\n");
free(str);
}
CB_PUTS("\n\t\t<!-- PDP Status -->\n");
CB_FMTS("\t\t<last_ds>%s</last_ds>\n",
rrd.pdp_prep[i].last_ds);
if (isnan(rrd.pdp_prep[i].scratch[PDP_val].u_val)) {
CB_PUTS("\t\t<value>NaN</value>\n");
} else {
CB_FMTS("\t\t<value>%0.10e</value>\n",
rrd.pdp_prep[i].scratch[PDP_val].u_val);
}
CB_FMTS("\t\t<unknown_sec> %lu </unknown_sec>\n",
rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt);
CB_PUTS("\t</ds>\n\n");
}
CB_PUTS("\t<!-- Round Robin Archives -->\n");
rra_base = rrd_file->header_len;
rra_next = rra_base;
for (i = 0; i < rrd.stat_head->rra_cnt; i++) {
long timer = 0;
rra_start = rra_next;
rra_next += (rrd.stat_head->ds_cnt
* rrd.rra_def[i].row_cnt * sizeof(rrd_value_t));
CB_PUTS("\t<rra>\n");
CB_FMTS("\t\t<cf>%s</cf>\n", rrd.rra_def[i].cf_nam);
CB_FMTS("\t\t<pdp_per_row>%lu</pdp_per_row> <!-- %lu seconds -->\n\n",
rrd.rra_def[i].pdp_cnt,
rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step);
/* support for RRA parameters */
CB_PUTS("\t\t<params>\n");
switch (cf_conv(rrd.rra_def[i].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
CB_FMTS("\t\t<hw_alpha>%0.10e</hw_alpha>\n",
rrd.rra_def[i].par[RRA_hw_alpha].u_val);
CB_FMTS("\t\t<hw_beta>%0.10e</hw_beta>\n",
rrd.rra_def[i].par[RRA_hw_beta].u_val);
CB_FMTS("\t\t<dependent_rra_idx>%lu</dependent_rra_idx>\n",
rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
break;
case CF_SEASONAL:
case CF_DEVSEASONAL:
CB_FMTS("\t\t<seasonal_gamma>%0.10e</seasonal_gamma>\n",
rrd.rra_def[i].par[RRA_seasonal_gamma].u_val);
CB_FMTS("\t\t<seasonal_smooth_idx>%lu</seasonal_smooth_idx>\n",
rrd.rra_def[i].par[RRA_seasonal_smooth_idx].u_cnt);
if (atoi(rrd.stat_head->version) >= 4) {
CB_FMTS("\t\t<smoothing_window>%0.10e</smoothing_window>\n",
rrd.rra_def[i].par[RRA_seasonal_smoothing_window].u_val);
}
CB_FMTS("\t\t<dependent_rra_idx>%lu</dependent_rra_idx>\n",
rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
break;
case CF_FAILURES:
CB_FMTS("\t\t<delta_pos>%0.10e</delta_pos>\n",
rrd.rra_def[i].par[RRA_delta_pos].u_val);
CB_FMTS("\t\t<delta_neg>%0.10e</delta_neg>\n",
rrd.rra_def[i].par[RRA_delta_neg].u_val);
CB_FMTS("\t\t<window_len>%lu</window_len>\n",
rrd.rra_def[i].par[RRA_window_len].u_cnt);
CB_FMTS("\t\t<failure_threshold>%lu</failure_threshold>\n",
rrd.rra_def[i].par[RRA_failure_threshold].u_cnt);
/* fall thru */
case CF_DEVPREDICT:
CB_FMTS("\t\t<dependent_rra_idx>%lu</dependent_rra_idx>\n",
rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
break;
case CF_AVERAGE:
case CF_MAXIMUM:
case CF_MINIMUM:
case CF_LAST:
default:
CB_FMTS("\t\t<xff>%0.10e</xff>\n",
rrd.rra_def[i].par[RRA_cdp_xff_val].u_val);
break;
}
CB_PUTS("\t\t</params>\n");
CB_PUTS("\t\t<cdp_prep>\n");
for (ii = 0; ii < rrd.stat_head->ds_cnt; ii++) {
unsigned long ivalue;
CB_PUTS("\t\t\t<ds>\n");
/* support for exporting all CDP parameters */
/* parameters common to all CFs */
/* primary_val and secondary_val do not need to be saved between updates
* so strictly speaking they could be omitted.
* However, they can be useful for diagnostic purposes, so are included here. */
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_primary_val].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<primary_value>NaN</primary_value>\n");
} else {
CB_FMTS("\t\t\t<primary_value>%0.10e</primary_value>\n", value);
}
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_secondary_val].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<secondary_value>NaN</secondary_value>\n");
} else {
CB_FMTS("\t\t\t<secondary_value>%0.10e</secondary_value>\n", value);
}
switch (cf_conv(rrd.rra_def[i].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_hw_intercept].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<intercept>NaN</intercept>\n");
} else {
CB_FMTS("\t\t\t<intercept>%0.10e</intercept>\n", value);
}
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_hw_last_intercept].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<last_intercept>NaN</last_intercept>\n");
} else {
CB_FMTS("\t\t\t<last_intercept>%0.10e</last_intercept>\n", value);
}
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_hw_slope].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<slope>NaN</slope>\n");
} else {
CB_FMTS("\t\t\t<slope>%0.10e</slope>\n", value);
}
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_hw_last_slope].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<last_slope>NaN</last_slope>\n");
} else {
CB_FMTS("\t\t\t<last_slope>%0.10e</last_slope>\n", value);
}
ivalue = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_null_count].u_cnt;
CB_FMTS("\t\t\t<nan_count>%lu</nan_count>\n", ivalue);
ivalue = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_last_null_count].u_cnt;
CB_FMTS("\t\t\t<last_nan_count>%lu</last_nan_count>\n", ivalue);
break;
case CF_SEASONAL:
case CF_DEVSEASONAL:
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_hw_seasonal].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<seasonal>NaN</seasonal>\n");
} else {
CB_FMTS("\t\t\t<seasonal>%0.10e</seasonal>\n", value);
}
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_hw_last_seasonal].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<last_seasonal>NaN</last_seasonal>\n");
} else {
CB_FMTS("\t\t\t<last_seasonal>%0.10e</last_seasonal>\n", value);
}
ivalue = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_init_seasonal].u_cnt;
CB_FMTS("\t\t\t<init_flag>%lu</init_flag>\n", ivalue);
break;
case CF_DEVPREDICT:
break;
case CF_FAILURES:
{
unsigned short vidx;
char *violations_array = (char *) ((void *)
rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].scratch);
CB_PUTS("\t\t\t<history>");
for (vidx = 0;
vidx < rrd.rra_def[i].par[RRA_window_len].u_cnt;
++vidx) {
CB_FMTS("%d", violations_array[vidx]);
}
CB_PUTS("</history>\n");
}
break;
case CF_AVERAGE:
case CF_MAXIMUM:
case CF_MINIMUM:
case CF_LAST:
default:
value = rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].scratch[CDP_val].u_val;
if (isnan(value)) {
CB_PUTS("\t\t\t<value>NaN</value>\n");
} else {
CB_FMTS("\t\t\t<value>%0.10e</value>\n", value);
}
CB_FMTS("\t\t\t<unknown_datapoints>%lu</unknown_datapoints>\n",
rrd.cdp_prep[i * rrd.stat_head->ds_cnt + ii].
scratch[CDP_unkn_pdp_cnt].u_cnt);
break;
}
CB_PUTS("\t\t\t</ds>\n");
}
CB_PUTS("\t\t</cdp_prep>\n");
CB_PUTS("\t\t<database>\n");
rrd_seek(rrd_file, (rra_start + (rrd.rra_ptr[i].cur_row + 1)
* rrd.stat_head->ds_cnt
* sizeof(rrd_value_t)), SEEK_SET);
timer = -(long)(rrd.rra_def[i].row_cnt - 1);
ii = rrd.rra_ptr[i].cur_row;
for (ix = 0; ix < rrd.rra_def[i].row_cnt; ix++) {
ii++;
if (ii >= rrd.rra_def[i].row_cnt) {
rrd_seek(rrd_file, rra_start, SEEK_SET);
ii = 0; /* wrap if max row cnt is reached */
}
now = (rrd.live_head->last_up
- rrd.live_head->last_up
% (rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step))
+ (timer * rrd.rra_def[i].pdp_cnt * rrd.stat_head->pdp_step);
timer++;
#if HAVE_STRFTIME
localtime_r(&now, &tm);
strftime(somestring, 255, "%Y-%m-%d %H:%M:%S %Z", &tm);
#else
# error "Need strftime"
#endif
CB_FMTS("\t\t\t<!-- %s / %lld --> <row>", somestring, (long long int) now);
for (iii = 0; iii < rrd.stat_head->ds_cnt; iii++) {
rrd_read(rrd_file, &my_cdp, sizeof(rrd_value_t) * 1);
if (isnan(my_cdp)) {
CB_PUTS("<v>NaN</v>");
} else {
CB_FMTS("<v>%0.10e</v>", my_cdp);
}
}
CB_PUTS("</row>\n");
}
CB_PUTS("\t\t</database>\n\t</rra>\n");
}
CB_PUTS("</rrd>\n");
rrd_free(&rrd);
return rrd_close(rrd_file);
err_out:
rrd_set_error("error writing output file: %s", rrd_strerror(errno));
rrd_free(&rrd);
rrd_close(rrd_file);
return (-1);
//Undefining the previously defined shortcuts
//See start of this function
#undef CB_PUTS
#undef CB_FMTS
//End of macro undefining
}
/* #define DEBUG */
int rrd_create_r( const char *filename, unsigned long pdp_step,
time_t last_up, int argc, const char **argv) {
rrd_t rrd;
long i;
int offset;
char *token;
char dummychar1[2], dummychar2[2];
unsigned short token_idx, error_flag, period = 0;
unsigned long hashed_name;
int ret = 0;
/* init rrd clean */
rrd_init(&rrd);
/* static header */
if ((rrd.stat_head = (stat_head_t*)calloc(1, sizeof(stat_head_t))) == NULL) {
rrd_free2(&rrd);
return -RRD_ERR_ALLOC;
}
/* live header */
if ((rrd.live_head = (live_head_t*)calloc(1, sizeof(live_head_t))) == NULL) {
rrd_free2(&rrd);
return -RRD_ERR_ALLOC;
}
/* set some defaults */
strcpy(rrd.stat_head->cookie, RRD_COOKIE);
strcpy(rrd.stat_head->version, RRD_VERSION3); /* by default we are still version 3 */
rrd.stat_head->float_cookie = FLOAT_COOKIE;
rrd.stat_head->ds_cnt = 0; /* this will be adjusted later */
rrd.stat_head->rra_cnt = 0; /* ditto */
rrd.stat_head->pdp_step = pdp_step; /* 5 minute default */
/* a default value */
rrd.ds_def = NULL;
rrd.rra_def = NULL;
rrd.live_head->last_up = last_up;
/* optind points to the first non-option command line arg,
* in this case, the file name. */
/* Compute the FNV hash value (used by SEASONAL and DEVSEASONAL
* arrays. */
hashed_name = FnvHash(filename);
for (i = 0; i < argc; i++) {
unsigned int ii;
if (strncmp(argv[i], "DS:", 3) == 0) {
size_t old_size = sizeof(ds_def_t) * (rrd.stat_head->ds_cnt);
if ((rrd.ds_def = (ds_def_t*)rrd_realloc(rrd.ds_def,
old_size + sizeof(ds_def_t))) ==
NULL) {
rrd_free2(&rrd);
return -RRD_ERR_ALLOC;
}
memset(&rrd.ds_def[rrd.stat_head->ds_cnt], 0, sizeof(ds_def_t));
/* extract the name and type */
switch (sscanf(&argv[i][3],
DS_NAM_FMT "%1[:]" DST_FMT "%1[:]%n",
rrd.ds_def[rrd.stat_head->ds_cnt].ds_nam,
dummychar1,
rrd.ds_def[rrd.stat_head->ds_cnt].dst,
dummychar2, &offset)) {
case 0:
case 1:
ret = -RRD_ERR_INVALID_DS_NAME;
break;
case 2:
case 3:
ret = -RRD_ERR_INVALID_DS_TYPE;
break;
case 4: /* (%n may or may not be counted) */
case 5: /* check for duplicate datasource names */
for (ii = 0; ii < rrd.stat_head->ds_cnt; ii++)
if (strcmp(rrd.ds_def[rrd.stat_head->ds_cnt].ds_nam,
rrd.ds_def[ii].ds_nam) == 0)
ret = -RRD_ERR_DUPLICATE_DS_NAME;
/* DS_type may be valid or not. Checked later */
break;
default:
ret = -RRD_ERR_INVALID_DS_FORMAT;
}
if (ret) {
rrd_free2(&rrd);
return ret;
}
/* parse the remainder of the arguments */
switch (dst_conv(rrd.ds_def[rrd.stat_head->ds_cnt].dst)) {
case DST_COUNTER:
case DST_ABSOLUTE:
case DST_GAUGE:
case DST_DERIVE:
ret = parseGENERIC_DS(&argv[i][offset + 3], &rrd,
rrd.stat_head->ds_cnt);
break;
case DST_CDEF:
ret = parseCDEF_DS(&argv[i][offset + 3], &rrd,
rrd.stat_head->ds_cnt);
break;
default:
ret = -RRD_ERR_INVALID_DS_TYPE_SPEC;
break;
}
if (ret) {
rrd_free2(&rrd);
return ret;
}
rrd.stat_head->ds_cnt++;
} else if (strncmp(argv[i], "RRA:", 4) == 0) {
char *argvcopy;
char *tokptr = "";
int cf_id = -1;
size_t old_size = sizeof(rra_def_t) * (rrd.stat_head->rra_cnt);
int row_cnt;
int token_min = 4;
if ((rrd.rra_def = (rra_def_t*)rrd_realloc(rrd.rra_def,
old_size + sizeof(rra_def_t))) ==
NULL) {
rrd_free2(&rrd);
return -RRD_ERR_ALLOC;
}
memset(&rrd.rra_def[rrd.stat_head->rra_cnt], 0,
sizeof(rra_def_t));
argvcopy = strdup(argv[i]);
token = strtok_r(&argvcopy[4], ":", &tokptr);
token_idx = error_flag = 0;
while (token != NULL) {
switch (token_idx) {
case 0:
if (sscanf(token, CF_NAM_FMT,
rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam) !=
1)
ret = -RRD_ERR_FAILED_PARSE_CF_NAME;
cf_id = cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam);
switch (cf_id) {
case CF_MHWPREDICT:
strcpy(rrd.stat_head->version, RRD_VERSION); /* MHWPREDICT causes Version 4 */
case CF_HWPREDICT:
token_min = 5;
/* initialize some parameters */
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_alpha].
u_val = 0.1;
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_beta].
u_val = 1.0 / 288;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
rrd.stat_head->rra_cnt;
break;
case CF_DEVSEASONAL:
token_min = 3;
case CF_SEASONAL:
if (cf_id == CF_SEASONAL){
token_min = 4;
}
/* initialize some parameters */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_gamma].u_val = 0.1;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].u_val = 0.05;
/* fall through */
case CF_DEVPREDICT:
if (cf_id == CF_DEVPREDICT){
token_min = 3;
}
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt = -1;
break;
case CF_FAILURES:
token_min = 5;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_delta_pos].u_val = 2.0;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_delta_neg].u_val = 2.0;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_window_len].u_cnt = 3;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_failure_threshold].u_cnt = 2;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt = -1;
break;
/* invalid consolidation function */
case -1:
ret = -RRD_ERR_UNREC_CONSOLIDATION_FUNC;
default:
break;
}
/* default: 1 pdp per cdp */
rrd.rra_def[rrd.stat_head->rra_cnt].pdp_cnt = 1;
break;
case 1:
switch (cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
case CF_DEVSEASONAL:
case CF_SEASONAL:
case CF_DEVPREDICT:
case CF_FAILURES:
row_cnt = atoi(token);
if (row_cnt <= 0)
ret = -RRD_ERR_INVALID_ROW_COUNT;
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = row_cnt;
break;
default:
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_cdp_xff_val].u_val = atof(token);
if (rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_cdp_xff_val].u_val < 0.0
|| rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_cdp_xff_val].u_val >= 1.0)
ret = -RRD_ERR_INVALID_XFF;
break;
}
break;
case 2:
switch (cf_conv
(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_alpha].
u_val = atof(token);
if (atof(token) <= 0.0 || atof(token) >= 1.0)
ret = -RRD_ERR_INVALID_ALPHA;
break;
case CF_DEVSEASONAL:
case CF_SEASONAL:
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_gamma].u_val = atof(token);
if (atof(token) <= 0.0 || atof(token) >= 1.0)
ret = -RRD_ERR_INVALID_GAMMA;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smooth_idx].u_cnt =
hashed_name %
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt;
break;
case CF_FAILURES:
/* specifies the # of violations that constitutes the failure threshold */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_failure_threshold].u_cnt = atoi(token);
if (atoi(token) < 1
|| atoi(token) > MAX_FAILURES_WINDOW_LEN)
ret = -RRD_ERR_FAILURE_THRESHOLD_OUT_OF_RANGE;
break;
case CF_DEVPREDICT:
/* specifies the index (1-based) of CF_DEVSEASONAL array
* associated with this CF_DEVPREDICT array. */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
atoi(token) - 1;
break;
default:
rrd.rra_def[rrd.stat_head->rra_cnt].pdp_cnt =
atoi(token);
if (atoi(token) < 1)
ret = -RRD_ERR_INVALID_STEP;
break;
}
break;
case 3:
switch (cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_beta].
u_val = atof(token);
if (atof(token) < 0.0 || atof(token) > 1.0)
ret = -RRD_ERR_INVALID_BETA;
break;
case CF_DEVSEASONAL:
case CF_SEASONAL:
/* specifies the index (1-based) of CF_HWPREDICT array
* associated with this CF_DEVSEASONAL or CF_SEASONAL array.
* */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
atoi(token) - 1;
break;
case CF_FAILURES:
/* specifies the window length */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_window_len].u_cnt = atoi(token);
if (atoi(token) < 1
|| atoi(token) > MAX_FAILURES_WINDOW_LEN)
ret = RRD_ERR_WIN_LEN_OUT_OF_RANGE;
/* verify that window length exceeds the failure threshold */
if (rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_window_len].u_cnt <
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_failure_threshold].u_cnt)
ret = -RRD_ERR_WINLEN_SHORTER_FAILURE_THRESHOLD;
break;
case CF_DEVPREDICT:
/* shouldn't be any more arguments */
ret = -RRD_ERR_INVALID_ARG1;
break;
default:
row_cnt = atoi(token);
if (row_cnt <= 0)
ret = -RRD_ERR_INVALID_ROW_COUNT;
#if SIZEOF_TIME_T == 4
if ((long long) pdp_step * rrd.rra_def[rrd.stat_head->rra_cnt].pdp_cnt * row_cnt > 4294967296LL){
/* database timespan > 2**32, would overflow time_t */
ret = -RRD_ERR_TIME_TOO_LARGE;
}
#endif
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = row_cnt;
break;
}
break;
case 4:
switch (cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_FAILURES:
/* specifies the index (1-based) of CF_DEVSEASONAL array
* associated with this CF_DEVFAILURES array. */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
atoi(token) - 1;
break;
case CF_DEVSEASONAL:
case CF_SEASONAL:
/* optional smoothing window */
if (sscanf(token, "smoothing-window=%lf",
&(rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].
u_val))) {
strcpy(rrd.stat_head->version, RRD_VERSION); /* smoothing-window causes Version 4 */
if (rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].u_val < 0.0
|| rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].u_val >
1.0) {
ret = -RRD_ERR_INVALID_SMOOTHING_WINDOW;
}
} else {
ret = -RRD_ERR_INVALID_OPT;
}
break;
case CF_HWPREDICT:
case CF_MHWPREDICT:
/* length of the associated CF_SEASONAL and CF_DEVSEASONAL arrays. */
period = atoi(token);
if (period >
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt)
ret = -RRD_ERR_LEN_OF_SEASONAL_CYCLE;
break;
default:
/* shouldn't be any more arguments */
ret = -RRD_ERR_INVALID_ARG2;
break;
}
break;
case 5:
/* If we are here, this must be a CF_HWPREDICT RRA.
* Specifies the index (1-based) of CF_SEASONAL array
* associated with this CF_HWPREDICT array. If this argument
* is missing, then the CF_SEASONAL, CF_DEVSEASONAL, CF_DEVPREDICT,
* CF_FAILURES.
* arrays are created automatically. */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt = atoi(token) - 1;
break;
default:
/* should never get here */
ret = -RRD_ERR_UNKNOWN_ERROR;
break;
} /* end switch */
if (ret) {
/* all errors are unrecoverable */
free(argvcopy);
rrd_free2(&rrd);
return ret;
}
token = strtok_r(NULL, ":", &tokptr);
token_idx++;
} /* end while */
free(argvcopy);
if (token_idx < token_min){
rrd_free2(&rrd);
return(-RRD_ERR_ARG3);
}
#ifdef DEBUG
fprintf(stderr,
"Creating RRA CF: %s, dep idx %lu, current idx %lu\n",
rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam,
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt, rrd.stat_head->rra_cnt);
#endif
/* should we create CF_SEASONAL, CF_DEVSEASONAL, and CF_DEVPREDICT? */
if ((cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam) ==
CF_HWPREDICT
|| cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam) ==
CF_MHWPREDICT)
&& rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt == rrd.stat_head->rra_cnt) {
#ifdef DEBUG
fprintf(stderr, "Creating HW contingent RRAs\n");
#endif
if (create_hw_contingent_rras(&rrd, period, hashed_name) ==
-1) {
rrd_free2(&rrd);
return (-RRD_ERR_CREATING_RRA);
}
}
rrd.stat_head->rra_cnt++;
} else {
rrd_free2(&rrd);
return (-RRD_ERR_ARG4);
}
}
if (rrd.stat_head->rra_cnt < 1) {
rrd_free2(&rrd);
return (-RRD_ERR_ARG5);
}
if (rrd.stat_head->ds_cnt < 1) {
rrd_free2(&rrd);
return (-RRD_ERR_ARG6);
}
return rrd_create_fn(filename, &rrd);
}
rrd_info_t *rrd_info_r(
const char *filename)
{
unsigned int i, ii = 0;
rrd_t rrd;
rrd_info_t *data = NULL, *cd;
rrd_infoval_t info;
rrd_file_t *rrd_file;
enum cf_en current_cf;
enum dst_en current_ds;
rrd_init(&rrd);
rrd_file = rrd_open(filename, &rrd, RRD_READONLY);
if (rrd_file == NULL)
goto err_free;
info.u_str = filename;
cd = rrd_info_push(NULL, sprintf_alloc("filename"), RD_I_STR, info);
data = cd;
info.u_str = rrd.stat_head->version;
cd = rrd_info_push(cd, sprintf_alloc("rrd_version"), RD_I_STR, info);
info.u_cnt = rrd.stat_head->pdp_step;
cd = rrd_info_push(cd, sprintf_alloc("step"), RD_I_CNT, info);
info.u_cnt = rrd.live_head->last_up;
cd = rrd_info_push(cd, sprintf_alloc("last_update"), RD_I_CNT, info);
info.u_cnt = rrd_get_header_size(&rrd);
cd = rrd_info_push(cd, sprintf_alloc("header_size"), RD_I_CNT, info);
for (i = 0; i < rrd.stat_head->ds_cnt; i++) {
info.u_cnt=i;
cd= rrd_info_push(cd,sprintf_alloc("ds[%s].index",
rrd.ds_def[i].ds_nam),
RD_I_CNT, info);
info.u_str = rrd.ds_def[i].dst;
cd = rrd_info_push(cd, sprintf_alloc("ds[%s].type",
rrd.ds_def[i].ds_nam),
RD_I_STR, info);
current_ds = dst_conv(rrd.ds_def[i].dst);
switch (current_ds) {
case DST_CDEF:
{
char *buffer = NULL;
rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),
rrd.ds_def, &buffer);
info.u_str = buffer;
cd = rrd_info_push(cd,
sprintf_alloc("ds[%s].cdef",
rrd.ds_def[i].ds_nam), RD_I_STR,
info);
free(buffer);
}
break;
default:
info.u_cnt = rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt;
cd = rrd_info_push(cd,
sprintf_alloc("ds[%s].minimal_heartbeat",
rrd.ds_def[i].ds_nam), RD_I_CNT,
info);
info.u_val = rrd.ds_def[i].par[DS_min_val].u_val;
cd = rrd_info_push(cd,
sprintf_alloc("ds[%s].min",
rrd.ds_def[i].ds_nam), RD_I_VAL,
info);
info.u_val = rrd.ds_def[i].par[DS_max_val].u_val;
cd = rrd_info_push(cd,
sprintf_alloc("ds[%s].max",
rrd.ds_def[i].ds_nam), RD_I_VAL,
info);
break;
}
info.u_str = rrd.pdp_prep[i].last_ds;
cd = rrd_info_push(cd,
sprintf_alloc("ds[%s].last_ds",
rrd.ds_def[i].ds_nam), RD_I_STR,
info);
info.u_val = rrd.pdp_prep[i].scratch[PDP_val].u_val;
cd = rrd_info_push(cd,
sprintf_alloc("ds[%s].value",
rrd.ds_def[i].ds_nam), RD_I_VAL,
info);
info.u_cnt = rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt;
cd = rrd_info_push(cd,
sprintf_alloc("ds[%s].unknown_sec",
rrd.ds_def[i].ds_nam), RD_I_CNT,
info);
}
for (i = 0; i < rrd.stat_head->rra_cnt; i++) {
info.u_str = rrd.rra_def[i].cf_nam;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].cf", i), RD_I_STR,
info);
current_cf = cf_conv(rrd.rra_def[i].cf_nam);
info.u_cnt = rrd.rra_def[i].row_cnt;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].rows", i), RD_I_CNT,
info);
info.u_cnt = rrd.rra_ptr[i].cur_row;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].cur_row", i), RD_I_CNT,
info);
info.u_cnt = rrd.rra_def[i].pdp_cnt;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].pdp_per_row", i),
RD_I_CNT, info);
switch (current_cf) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
info.u_val = rrd.rra_def[i].par[RRA_hw_alpha].u_val;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].alpha", i),
RD_I_VAL, info);
info.u_val = rrd.rra_def[i].par[RRA_hw_beta].u_val;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].beta", i), RD_I_VAL,
info);
break;
case CF_SEASONAL:
case CF_DEVSEASONAL:
info.u_val = rrd.rra_def[i].par[RRA_seasonal_gamma].u_val;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].gamma", i),
RD_I_VAL, info);
if (atoi(rrd.stat_head->version) >= 4) {
info.u_val =
rrd.rra_def[i].par[RRA_seasonal_smoothing_window].u_val;
cd = rrd_info_push(cd,
sprintf_alloc("rra[%d].smoothing_window",
i), RD_I_VAL, info);
}
break;
case CF_FAILURES:
info.u_val = rrd.rra_def[i].par[RRA_delta_pos].u_val;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].delta_pos", i),
RD_I_VAL, info);
info.u_val = rrd.rra_def[i].par[RRA_delta_neg].u_val;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].delta_neg", i),
RD_I_VAL, info);
info.u_cnt = rrd.rra_def[i].par[RRA_failure_threshold].u_cnt;
cd = rrd_info_push(cd,
sprintf_alloc("rra[%d].failure_threshold", i),
RD_I_CNT, info);
info.u_cnt = rrd.rra_def[i].par[RRA_window_len].u_cnt;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].window_length", i),
RD_I_CNT, info);
break;
case CF_DEVPREDICT:
break;
default:
info.u_val = rrd.rra_def[i].par[RRA_cdp_xff_val].u_val;
cd = rrd_info_push(cd, sprintf_alloc("rra[%d].xff", i), RD_I_VAL,
info);
break;
}
for (ii = 0; ii < rrd.stat_head->ds_cnt; ii++) {
switch (current_cf) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
info.u_val =
rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch[CDP_hw_intercept].u_val;
cd = rrd_info_push(cd,
sprintf_alloc
("rra[%d].cdp_prep[%d].intercept", i, ii),
RD_I_VAL, info);
info.u_val =
rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch[CDP_hw_slope].u_val;
cd = rrd_info_push(cd,
sprintf_alloc("rra[%d].cdp_prep[%d].slope",
i, ii), RD_I_VAL, info);
info.u_cnt =
rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch[CDP_null_count].u_cnt;
cd = rrd_info_push(cd,
sprintf_alloc
("rra[%d].cdp_prep[%d].NaN_count", i, ii),
RD_I_CNT, info);
break;
case CF_SEASONAL:
info.u_val =
rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch[CDP_hw_seasonal].u_val;
cd = rrd_info_push(cd,
sprintf_alloc
("rra[%d].cdp_prep[%d].seasonal", i, ii),
RD_I_VAL, info);
break;
case CF_DEVSEASONAL:
info.u_val =
rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch[CDP_seasonal_deviation].u_val;
cd = rrd_info_push(cd,
sprintf_alloc
("rra[%d].cdp_prep[%d].deviation", i, ii),
RD_I_VAL, info);
break;
case CF_DEVPREDICT:
break;
case CF_FAILURES:
{
unsigned short j;
char *violations_array;
char history[MAX_FAILURES_WINDOW_LEN + 1];
violations_array =
(char *) rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch;
for (j = 0; j < rrd.rra_def[i].par[RRA_window_len].u_cnt; ++j)
history[j] = (violations_array[j] == 1) ? '1' : '0';
history[j] = '\0';
info.u_str = history;
cd = rrd_info_push(cd,
sprintf_alloc
("rra[%d].cdp_prep[%d].history", i, ii),
RD_I_STR, info);
}
break;
default:
info.u_val =
rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch[CDP_val].u_val;
cd = rrd_info_push(cd,
sprintf_alloc("rra[%d].cdp_prep[%d].value",
i, ii), RD_I_VAL, info);
info.u_cnt =
rrd.cdp_prep[i * rrd.stat_head->ds_cnt +
ii].scratch[CDP_unkn_pdp_cnt].u_cnt;
cd = rrd_info_push(cd,
sprintf_alloc
("rra[%d].cdp_prep[%d].unknown_datapoints",
i, ii), RD_I_CNT, info);
break;
}
}
}
rrd_close(rrd_file);
err_free:
rrd_free(&rrd);
return (data);
}
int rrd_tune(
int argc,
char **argv)
{
rrd_t rrd;
int matches;
int optcnt = 0;
long ds;
char ds_nam[DS_NAM_SIZE];
char ds_new[DS_NAM_SIZE];
long heartbeat;
double min = 0;
double max = 0;
char dst[DST_SIZE];
int rc = -1;
int opt_newstep = -1;
rrd_file_t *rrd_file = NULL;
char *opt_daemon = NULL;
char double_str[ 12 ];
const char *in_filename = NULL;
struct option long_options[] = {
{"heartbeat", required_argument, 0, 'h'},
{"minimum", required_argument, 0, 'i'},
{"maximum", required_argument, 0, 'a'},
{"data-source-type", required_argument, 0, 'd'},
{"data-source-rename", required_argument, 0, 'r'},
/* added parameter tuning options for aberrant behavior detection */
{"deltapos", required_argument, 0, 'p'},
{"deltaneg", required_argument, 0, 'n'},
{"window-length", required_argument, 0, 'w'},
{"failure-threshold", required_argument, 0, 'f'},
{"alpha", required_argument, 0, 'x'},
{"beta", required_argument, 0, 'y'},
{"gamma", required_argument, 0, 'z'},
{"gamma-deviation", required_argument, 0, 'v'},
{"smoothing-window", required_argument, 0, 's'},
{"smoothing-window-deviation", required_argument, 0, 'S'},
{"aberrant-reset", required_argument, 0, 'b'},
// integration of rrd_modify functionality.
{"step", required_argument, 0, 't'},
/* unfortunately, '-d' is already taken */
{"daemon", required_argument, 0, 'D'},
{0, 0, 0, 0}
};
optind = 0;
opterr = 0; /* initialize getopt */
/* before we open the input RRD, we should flush it from any caching
daemon, because we might totally rewrite it later on */
/* for this, we FIRST have to find the daemon, this means we must parse options twice... */
while (1) {
int option_index = 0;
int opt = getopt_long(argc, argv, "h:i:a:d:r:p:n:w:f:x:y:z:v:b:",
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:
break;
}
}
// connect to daemon (will take care of environment variable automatically)
if (rrdc_connect(opt_daemon) != 0) {
rrd_set_error("Cannot connect to daemon");
return 1;
}
if (opt_daemon) {
free(opt_daemon);
opt_daemon = NULL;
}
if (optind < 0 || optind >= argc) {
// missing file name...
rrd_set_error("missing file name");
goto done;
}
/* NOTE: getopt_long reorders argv and places all NON option arguments to
the back, starting with optind. This means the file name has travelled to
argv[optind] */
in_filename = argv[optind];
if (rrdc_is_any_connected()) {
// is it a good idea to just ignore the error ????
rrdc_flush(in_filename);
rrd_clear_error();
}
optind = 0;
opterr = 0; /* re-initialize getopt */
rrd_init(&rrd);
rrd_file = rrd_open(in_filename, &rrd, RRD_READWRITE | RRD_READAHEAD | RRD_READVALUES);
if (rrd_file == NULL) {
goto done;
}
while (1) {
int option_index = 0;
int opt;
unsigned int strtod_ret_val;
opt = getopt_long(argc, argv, "h:i:a:d:r:p:n:w:f:x:y:z:v:b:",
long_options, &option_index);
if (opt == EOF)
break;
optcnt++;
switch (opt) {
case 'h':
if ((matches =
sscanf(optarg, DS_NAM_FMT ":%ld", ds_nam,
&heartbeat)) != 2) {
rrd_set_error("invalid arguments for heartbeat");
goto done;
}
if ((ds = ds_match(&rrd, ds_nam)) == -1) {
goto done;
}
rrd.ds_def[ds].par[DS_mrhb_cnt].u_cnt = heartbeat;
break;
case 'i':
matches = sscanf(optarg, DS_NAM_FMT ":%[0-9.e+-]", ds_nam, double_str);
if( matches >= 1 ) {
strtod_ret_val = rrd_strtodbl( double_str, NULL, &min, NULL );
}
if ((matches < 1) || (strtod_ret_val != 2)) {
rrd_set_error("invalid arguments for minimum ds value");
goto done;
}
if ((ds = ds_match(&rrd, ds_nam)) == -1) {
goto done;
}
if (matches == 1)
min = DNAN;
rrd.ds_def[ds].par[DS_min_val].u_val = min;
break;
case 'a':
matches = sscanf(optarg, DS_NAM_FMT ":%[0-9.e+-]", ds_nam, double_str);
if( matches >= 1 ) {
strtod_ret_val = rrd_strtodbl( double_str, NULL, &max, NULL );
}
if ((matches < 1 ) || (strtod_ret_val != 2)) {
rrd_set_error("invalid arguments for maximum ds value");
goto done;
}
if ((ds = ds_match(&rrd, ds_nam)) == -1) {
goto done;
}
if (matches == 1)
max = DNAN;
rrd.ds_def[ds].par[DS_max_val].u_val = max;
break;
case 'd':
if ((matches =
sscanf(optarg, DS_NAM_FMT ":" DST_FMT, ds_nam, dst)) != 2) {
rrd_set_error("invalid arguments for data source type");
goto done;
}
if ((ds = ds_match(&rrd, ds_nam)) == -1) {
goto done;
}
if ((int) dst_conv(dst) == -1) {
goto done;
}
/* only reset when something is changed */
if (strncmp(rrd.ds_def[ds].dst, dst, DST_SIZE - 1) != 0) {
strncpy(rrd.ds_def[ds].dst, dst, DST_SIZE - 1);
rrd.ds_def[ds].dst[DST_SIZE - 1] = '\0';
rrd.pdp_prep[ds].last_ds[0] = 'U';
rrd.pdp_prep[ds].last_ds[1] = 'N';
rrd.pdp_prep[ds].last_ds[2] = 'K';
rrd.pdp_prep[ds].last_ds[3] = 'N';
rrd.pdp_prep[ds].last_ds[4] = '\0';
}
break;
case 'r':
if ((matches =
sscanf(optarg, DS_NAM_FMT ":" DS_NAM_FMT, ds_nam,
ds_new)) != 2) {
rrd_set_error("invalid arguments for data source type");
goto done;
}
if ((ds = ds_match(&rrd, ds_nam)) == -1) {
goto done;
}
strncpy(rrd.ds_def[ds].ds_nam, ds_new, DS_NAM_SIZE - 1);
rrd.ds_def[ds].ds_nam[DS_NAM_SIZE - 1] = '\0';
break;
case 'p':
if (set_deltaarg(&rrd, RRA_delta_pos, optarg)) {
goto done;
}
break;
case 'n':
if (set_deltaarg(&rrd, RRA_delta_neg, optarg)) {
goto done;
}
break;
case 'f':
if (set_windowarg(&rrd, RRA_failure_threshold, optarg)) {
goto done;
}
break;
case 'w':
if (set_windowarg(&rrd, RRA_window_len, optarg)) {
goto done;
}
break;
case 'x':
if (set_hwarg(&rrd, CF_HWPREDICT, RRA_hw_alpha, optarg)) {
if (set_hwarg(&rrd, CF_MHWPREDICT, RRA_hw_alpha, optarg)) {
goto done;
}
rrd_clear_error();
}
break;
case 'y':
if (set_hwarg(&rrd, CF_HWPREDICT, RRA_hw_beta, optarg)) {
if (set_hwarg(&rrd, CF_MHWPREDICT, RRA_hw_beta, optarg)) {
goto done;
}
rrd_clear_error();
}
break;
case 'z':
if (set_hwarg(&rrd, CF_SEASONAL, RRA_seasonal_gamma, optarg)) {
goto done;
}
break;
case 'v':
if (set_hwarg(&rrd, CF_DEVSEASONAL, RRA_seasonal_gamma, optarg)) {
goto done;
}
break;
case 'b':
if (sscanf(optarg, DS_NAM_FMT, ds_nam) != 1) {
rrd_set_error("invalid argument for aberrant-reset");
goto done;
}
if ((ds = ds_match(&rrd, ds_nam)) == -1) {
/* ds_match handles it own errors */
goto done;
}
reset_aberrant_coefficients(&rrd, rrd_file, (unsigned long) ds);
if (rrd_test_error()) {
goto done;
}
break;
case 's':
if (atoi(rrd.stat_head->version) < atoi(RRD_VERSION4)) {
strcpy(rrd.stat_head->version, RRD_VERSION4); /* smoothing_window causes Version 4 */
}
if (set_hwsmootharg
(&rrd, CF_SEASONAL, RRA_seasonal_smoothing_window, optarg)) {
goto done;
}
break;
case 'S':
if (atoi(rrd.stat_head->version) < atoi(RRD_VERSION4)) {
strcpy(rrd.stat_head->version, RRD_VERSION4); /* smoothing_window causes Version 4 */
}
if (set_hwsmootharg
(&rrd, CF_DEVSEASONAL, RRA_seasonal_smoothing_window,
optarg)) {
goto done;
}
break;
case 't':
opt_newstep = atoi(optarg);
break;
case 'D':
// ignore, handled in previous argv parsing round
break;
case '?':
if (optopt != 0)
rrd_set_error("unknown option '%c'", optopt);
else
rrd_set_error("unknown option '%s'", argv[optind - 1]);
goto done;
}
}
if (optcnt > 0) {
rrd_seek(rrd_file, 0, SEEK_SET);
rrd_write(rrd_file, rrd.stat_head, sizeof(stat_head_t) * 1);
rrd_write(rrd_file, rrd.ds_def,
sizeof(ds_def_t) * rrd.stat_head->ds_cnt);
/* need to write rra_defs for RRA parameter changes */
rrd_write(rrd_file, rrd.rra_def,
sizeof(rra_def_t) * rrd.stat_head->rra_cnt);
}
if (optind >= argc) {
int i;
for (i = 0; i < (int) rrd.stat_head->ds_cnt; i++)
if (dst_conv(rrd.ds_def[i].dst) != DST_CDEF) {
printf("DS[%s] typ: %s\thbt: %ld\tmin: %1.4f\tmax: %1.4f\n",
rrd.ds_def[i].ds_nam,
rrd.ds_def[i].dst,
rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt,
rrd.ds_def[i].par[DS_min_val].u_val,
rrd.ds_def[i].par[DS_max_val].u_val);
} else {
char *buffer = NULL;
rpn_compact2str((rpn_cdefds_t *) &
(rrd.ds_def[i].par[DS_cdef]), rrd.ds_def,
&buffer);
printf("DS[%s] typ: %s\tcdef: %s\n", rrd.ds_def[i].ds_nam,
rrd.ds_def[i].dst, buffer);
if (buffer) free(buffer);
}
}
optind = handle_modify(&rrd, in_filename, argc, argv, optind + 1, opt_newstep);
if (optind < 0) {
goto done;
}
rc = 0;
done:
if (in_filename && rrdc_is_any_connected()) {
// save any errors....
char *e = strdup(rrd_get_error());
// is it a good idea to just ignore the error ????
rrdc_forget(in_filename);
rrd_clear_error();
if (e && *e) {
rrd_set_error(e);
}
if (e) free(e);
}
if (rrd_file) {
rrd_close(rrd_file);
}
rrd_free(&rrd);
return rc;
}
/* #define DEBUG */
int rrd_create_r(
const char *filename,
unsigned long pdp_step,
time_t last_up,
int argc,
const char **argv)
{
rrd_t rrd;
long i;
int offset;
char *token;
char dummychar1[2], dummychar2[2];
unsigned short token_idx, error_flag, period = 0;
unsigned long hashed_name;
/* init rrd clean */
rrd_init(&rrd);
/* static header */
if ((rrd.stat_head = (stat_head_t*)calloc(1, sizeof(stat_head_t))) == NULL) {
rrd_set_error("allocating rrd.stat_head");
rrd_free2(&rrd);
return (-1);
}
/* live header */
if ((rrd.live_head = (live_head_t*)calloc(1, sizeof(live_head_t))) == NULL) {
rrd_set_error("allocating rrd.live_head");
rrd_free2(&rrd);
return (-1);
}
/* set some defaults */
strcpy(rrd.stat_head->cookie, RRD_COOKIE);
strcpy(rrd.stat_head->version, RRD_VERSION3); /* by default we are still version 3 */
rrd.stat_head->float_cookie = FLOAT_COOKIE;
rrd.stat_head->ds_cnt = 0; /* this will be adjusted later */
rrd.stat_head->rra_cnt = 0; /* ditto */
rrd.stat_head->pdp_step = pdp_step; /* 5 minute default */
/* a default value */
rrd.ds_def = NULL;
rrd.rra_def = NULL;
rrd.live_head->last_up = last_up;
/* optind points to the first non-option command line arg,
* in this case, the file name. */
/* Compute the FNV hash value (used by SEASONAL and DEVSEASONAL
* arrays. */
hashed_name = FnvHash(filename);
for (i = 0; i < argc; i++) {
unsigned int ii;
if (strncmp(argv[i], "DS:", 3) == 0) {
size_t old_size = sizeof(ds_def_t) * (rrd.stat_head->ds_cnt);
if ((rrd.ds_def = (ds_def_t*)rrd_realloc(rrd.ds_def,
old_size + sizeof(ds_def_t))) ==
NULL) {
rrd_set_error("allocating rrd.ds_def");
rrd_free2(&rrd);
return (-1);
}
memset(&rrd.ds_def[rrd.stat_head->ds_cnt], 0, sizeof(ds_def_t));
/* extract the name and type */
switch (sscanf(&argv[i][3],
DS_NAM_FMT "%1[:]" DST_FMT "%1[:]%n",
rrd.ds_def[rrd.stat_head->ds_cnt].ds_nam,
dummychar1,
rrd.ds_def[rrd.stat_head->ds_cnt].dst,
dummychar2, &offset)) {
case 0:
case 1:
rrd_set_error("Invalid DS name");
break;
case 2:
case 3:
rrd_set_error("Invalid DS type");
break;
case 4: /* (%n may or may not be counted) */
case 5: /* check for duplicate datasource names */
for (ii = 0; ii < rrd.stat_head->ds_cnt; ii++)
if (strcmp(rrd.ds_def[rrd.stat_head->ds_cnt].ds_nam,
rrd.ds_def[ii].ds_nam) == 0)
rrd_set_error("Duplicate DS name: %s",
rrd.ds_def[ii].ds_nam);
/* DS_type may be valid or not. Checked later */
break;
default:
rrd_set_error("invalid DS format");
}
if (rrd_test_error()) {
rrd_free2(&rrd);
return -1;
}
/* parse the remainder of the arguments */
switch (dst_conv(rrd.ds_def[rrd.stat_head->ds_cnt].dst)) {
case DST_COUNTER:
case DST_ABSOLUTE:
case DST_GAUGE:
case DST_DERIVE:
parseGENERIC_DS(&argv[i][offset + 3], &rrd,
rrd.stat_head->ds_cnt);
break;
case DST_CDEF:
parseCDEF_DS(&argv[i][offset + 3], &rrd,
rrd.stat_head->ds_cnt);
break;
default:
rrd_set_error("invalid DS type specified");
break;
}
if (rrd_test_error()) {
rrd_free2(&rrd);
return -1;
}
rrd.stat_head->ds_cnt++;
} else if (strncmp(argv[i], "RRA:", 4) == 0) {
char *argvcopy;
char *tokptr = "";
size_t old_size = sizeof(rra_def_t) * (rrd.stat_head->rra_cnt);
int row_cnt;
if ((rrd.rra_def = (rra_def_t*)rrd_realloc(rrd.rra_def,
old_size + sizeof(rra_def_t))) ==
NULL) {
rrd_set_error("allocating rrd.rra_def");
rrd_free2(&rrd);
return (-1);
}
memset(&rrd.rra_def[rrd.stat_head->rra_cnt], 0,
sizeof(rra_def_t));
argvcopy = strdup(argv[i]);
token = strtok_r(&argvcopy[4], ":", &tokptr);
token_idx = error_flag = 0;
while (token != NULL) {
switch (token_idx) {
case 0:
if (sscanf(token, CF_NAM_FMT,
rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam) !=
1)
rrd_set_error("Failed to parse CF name");
switch (cf_conv
(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_MHWPREDICT:
strcpy(rrd.stat_head->version, RRD_VERSION); /* MHWPREDICT causes Version 4 */
case CF_HWPREDICT:
/* initialize some parameters */
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_alpha].
u_val = 0.1;
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_beta].
u_val = 1.0 / 288;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
rrd.stat_head->rra_cnt;
break;
case CF_DEVSEASONAL:
case CF_SEASONAL:
/* initialize some parameters */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_gamma].u_val = 0.1;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].u_val = 0.05;
/* fall through */
case CF_DEVPREDICT:
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt = -1;
break;
case CF_FAILURES:
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_delta_pos].u_val = 2.0;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_delta_neg].u_val = 2.0;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_window_len].u_cnt = 3;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_failure_threshold].u_cnt = 2;
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt = -1;
break;
/* invalid consolidation function */
case -1:
rrd_set_error
("Unrecognized consolidation function %s",
rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam);
default:
break;
}
/* default: 1 pdp per cdp */
rrd.rra_def[rrd.stat_head->rra_cnt].pdp_cnt = 1;
break;
case 1:
switch (cf_conv
(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
case CF_DEVSEASONAL:
case CF_SEASONAL:
case CF_DEVPREDICT:
case CF_FAILURES:
row_cnt = atoi(token);
if (row_cnt <= 0)
rrd_set_error("Invalid row count: %i", row_cnt);
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = row_cnt;
break;
default:
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_cdp_xff_val].u_val = atof(token);
if (rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_cdp_xff_val].u_val < 0.0
|| rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_cdp_xff_val].u_val >= 1.0)
rrd_set_error
("Invalid xff: must be between 0 and 1");
break;
}
break;
case 2:
switch (cf_conv
(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_alpha].
u_val = atof(token);
if (atof(token) <= 0.0 || atof(token) >= 1.0)
rrd_set_error
("Invalid alpha: must be between 0 and 1");
break;
case CF_DEVSEASONAL:
case CF_SEASONAL:
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_gamma].u_val = atof(token);
if (atof(token) <= 0.0 || atof(token) >= 1.0)
rrd_set_error
("Invalid gamma: must be between 0 and 1");
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smooth_idx].u_cnt =
hashed_name %
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt;
break;
case CF_FAILURES:
/* specifies the # of violations that constitutes the failure threshold */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_failure_threshold].u_cnt = atoi(token);
if (atoi(token) < 1
|| atoi(token) > MAX_FAILURES_WINDOW_LEN)
rrd_set_error
("Failure threshold is out of range %d, %d",
1, MAX_FAILURES_WINDOW_LEN);
break;
case CF_DEVPREDICT:
/* specifies the index (1-based) of CF_DEVSEASONAL array
* associated with this CF_DEVPREDICT array. */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
atoi(token) - 1;
break;
default:
rrd.rra_def[rrd.stat_head->rra_cnt].pdp_cnt =
atoi(token);
if (atoi(token) < 1)
rrd_set_error("Invalid step: must be >= 1");
break;
}
break;
case 3:
switch (cf_conv
(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_HWPREDICT:
case CF_MHWPREDICT:
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_hw_beta].
u_val = atof(token);
if (atof(token) < 0.0 || atof(token) > 1.0)
rrd_set_error
("Invalid beta: must be between 0 and 1");
break;
case CF_DEVSEASONAL:
case CF_SEASONAL:
/* specifies the index (1-based) of CF_HWPREDICT array
* associated with this CF_DEVSEASONAL or CF_SEASONAL array.
* */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
atoi(token) - 1;
break;
case CF_FAILURES:
/* specifies the window length */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_window_len].u_cnt = atoi(token);
if (atoi(token) < 1
|| atoi(token) > MAX_FAILURES_WINDOW_LEN)
rrd_set_error
("Window length is out of range %d, %d", 1,
MAX_FAILURES_WINDOW_LEN);
/* verify that window length exceeds the failure threshold */
if (rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_window_len].u_cnt <
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_failure_threshold].u_cnt)
rrd_set_error
("Window length is shorter than the failure threshold");
break;
case CF_DEVPREDICT:
/* shouldn't be any more arguments */
rrd_set_error
("Unexpected extra argument for consolidation function DEVPREDICT");
break;
default:
row_cnt = atoi(token);
if (row_cnt <= 0)
rrd_set_error("Invalid row count: %i", row_cnt);
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = row_cnt;
break;
}
break;
case 4:
switch (cf_conv
(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam)) {
case CF_FAILURES:
/* specifies the index (1-based) of CF_DEVSEASONAL array
* associated with this CF_DEVFAILURES array. */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt =
atoi(token) - 1;
break;
case CF_DEVSEASONAL:
case CF_SEASONAL:
/* optional smoothing window */
if (sscanf(token, "smoothing-window=%lf",
&(rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].
u_val))) {
strcpy(rrd.stat_head->version, RRD_VERSION); /* smoothing-window causes Version 4 */
if (rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].u_val < 0.0
|| rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].u_val >
1.0) {
rrd_set_error
("Invalid smoothing-window %f: must be between 0 and 1",
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_seasonal_smoothing_window].
u_val);
}
} else {
rrd_set_error("Invalid option %s", token);
}
break;
case CF_HWPREDICT:
case CF_MHWPREDICT:
/* length of the associated CF_SEASONAL and CF_DEVSEASONAL arrays. */
period = atoi(token);
if (period >
rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt)
rrd_set_error
("Length of seasonal cycle exceeds length of HW prediction array");
break;
default:
/* shouldn't be any more arguments */
rrd_set_error
("Unexpected extra argument for consolidation function %s",
rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam);
break;
}
break;
case 5:
/* If we are here, this must be a CF_HWPREDICT RRA.
* Specifies the index (1-based) of CF_SEASONAL array
* associated with this CF_HWPREDICT array. If this argument
* is missing, then the CF_SEASONAL, CF_DEVSEASONAL, CF_DEVPREDICT,
* CF_FAILURES.
* arrays are created automatically. */
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt = atoi(token) - 1;
break;
default:
/* should never get here */
rrd_set_error("Unknown error");
break;
} /* end switch */
if (rrd_test_error()) {
/* all errors are unrecoverable */
free(argvcopy);
rrd_free2(&rrd);
return (-1);
}
token = strtok_r(NULL, ":", &tokptr);
token_idx++;
} /* end while */
free(argvcopy);
#ifdef DEBUG
fprintf(stderr,
"Creating RRA CF: %s, dep idx %lu, current idx %lu\n",
rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam,
rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt, rrd.stat_head->rra_cnt);
#endif
/* should we create CF_SEASONAL, CF_DEVSEASONAL, and CF_DEVPREDICT? */
if ((cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam) ==
CF_HWPREDICT
|| cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam) ==
CF_MHWPREDICT)
&& rrd.rra_def[rrd.stat_head->rra_cnt].
par[RRA_dependent_rra_idx].u_cnt == rrd.stat_head->rra_cnt) {
#ifdef DEBUG
fprintf(stderr, "Creating HW contingent RRAs\n");
#endif
if (create_hw_contingent_rras(&rrd, period, hashed_name) ==
-1) {
rrd_set_error("creating contingent RRA");
rrd_free2(&rrd);
return -1;
}
}
rrd.stat_head->rra_cnt++;
} else {
rrd_set_error("can't parse argument '%s'", argv[i]);
rrd_free2(&rrd);
return -1;
}
}
if (rrd.stat_head->rra_cnt < 1) {
rrd_set_error("you must define at least one Round Robin Archive");
rrd_free2(&rrd);
return (-1);
}
if (rrd.stat_head->ds_cnt < 1) {
rrd_set_error("you must define at least one Data Source");
rrd_free2(&rrd);
return (-1);
}
return rrd_create_fn(filename, &rrd);
}
int
rrd_tune(int argc, char **argv)
{
rrd_t rrd;
FILE *rrd_file;
int matches;
int optcnt = 0;
long ds;
char ds_nam[DS_NAM_SIZE];
char ds_new[DS_NAM_SIZE];
long heartbeat;
double min;
double max;
char dst[DST_SIZE];
optind = 0; opterr = 0; /* initialize getopt */
if(rrd_open(argv[1],&rrd_file,&rrd, RRD_READWRITE)==-1){
return -1;
}
while (1){
static struct option long_options[] =
{
{"heartbeat", required_argument, 0, 'h'},
{"minimum", required_argument, 0, 'i'},
{"maximum", required_argument, 0, 'a'},
{"data-source-type", required_argument, 0, 'd'},
{"data-source-rename", required_argument, 0, 'r'},
/* added parameter tuning options for aberrant behavior detection */
{"deltapos",required_argument,0,'p'},
{"deltaneg",required_argument,0,'n'},
{"window-length",required_argument,0,'w'},
{"failure-threshold",required_argument,0,'f'},
{"alpha",required_argument,0,'x'},
{"beta",required_argument,0,'y'},
{"gamma",required_argument,0,'z'},
{"gamma-deviation",required_argument,0,'v'},
{"aberrant-reset",required_argument,0,'b'},
{0,0,0,0}
};
int option_index = 0;
int opt;
opt = getopt_long(argc, argv, "h:i:a:d:r:p:n:w:f:x:y:z:v:b:",
long_options, &option_index);
if (opt == EOF)
break;
optcnt++;
switch(opt) {
case 'h':
if ((matches = sscanf(optarg, DS_NAM_FMT ":%ld",ds_nam,&heartbeat)) != 2){
rrd_set_error("invalid arguments for heartbeat");
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if ((ds=ds_match(&rrd,ds_nam))==-1){
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
rrd.ds_def[ds].par[DS_mrhb_cnt].u_cnt = heartbeat;
break;
case 'i':
if ((matches = sscanf(optarg,DS_NAM_FMT ":%lf",ds_nam,&min)) <1){
rrd_set_error("invalid arguments for minimum ds value");
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if ((ds=ds_match(&rrd,ds_nam))==-1){
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if(matches == 1)
min= DNAN;
rrd.ds_def[ds].par[DS_min_val].u_val = min;
break;
case 'a':
if ((matches = sscanf(optarg, DS_NAM_FMT ":%lf",ds_nam,&max)) <1){
rrd_set_error("invalid arguments for maximum ds value");
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if ((ds=ds_match(&rrd,ds_nam))==-1){
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if(matches == 1)
max= DNAN;
rrd.ds_def[ds].par[DS_max_val].u_val = max;
break;
case 'd':
if ((matches = sscanf(optarg, DS_NAM_FMT ":" DST_FMT ,ds_nam,dst)) != 2){
rrd_set_error("invalid arguments for data source type");
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if ((ds=ds_match(&rrd,ds_nam))==-1){
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if ((int)dst_conv(dst) == -1){
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
strncpy(rrd.ds_def[ds].dst,dst,DST_SIZE-1);
rrd.ds_def[ds].dst[DST_SIZE-1]='\0';
rrd.pdp_prep[ds].last_ds[0] = 'U';
rrd.pdp_prep[ds].last_ds[1] = 'N';
rrd.pdp_prep[ds].last_ds[2] = 'K';
rrd.pdp_prep[ds].last_ds[3] = 'N';
rrd.pdp_prep[ds].last_ds[4] = '\0';
break;
case 'r':
if ((matches =
sscanf(optarg,DS_NAM_FMT ":" DS_NAM_FMT , ds_nam,ds_new)) != 2){
rrd_set_error("invalid arguments for data source type");
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if ((ds=ds_match(&rrd,ds_nam))==-1){
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
strncpy(rrd.ds_def[ds].ds_nam,ds_new,DS_NAM_SIZE-1);
rrd.ds_def[ds].ds_nam[DS_NAM_SIZE-1]='\0';
break;
case 'p':
if (set_deltaarg(&rrd,RRA_delta_pos,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'n':
if (set_deltaarg(&rrd,RRA_delta_neg,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'f':
if (set_windowarg(&rrd,RRA_failure_threshold,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'w':
if (set_windowarg(&rrd,RRA_window_len,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'x':
if (set_hwarg(&rrd,CF_HWPREDICT,RRA_hw_alpha,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'y':
if (set_hwarg(&rrd,CF_HWPREDICT,RRA_hw_beta,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'z':
if (set_hwarg(&rrd,CF_SEASONAL,RRA_seasonal_gamma,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'v':
if (set_hwarg(&rrd,CF_DEVSEASONAL,RRA_seasonal_gamma,optarg)) {
rrd_free(&rrd);
return -1;
}
break;
case 'b':
if (sscanf(optarg,DS_NAM_FMT,ds_nam) != 1){
rrd_set_error("invalid argument for aberrant-reset");
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
if ((ds=ds_match(&rrd,ds_nam))==-1){
/* ds_match handles it own errors */
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
reset_aberrant_coefficients(&rrd,rrd_file,(unsigned long) ds);
if (rrd_test_error()) {
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
break;
case '?':
if (optopt != 0)
rrd_set_error("unknown option '%c'", optopt);
else
rrd_set_error("unknown option '%s'",argv[optind-1]);
rrd_free(&rrd);
fclose(rrd_file);
return -1;
}
}
if(optcnt>0){
fseek(rrd_file,0,SEEK_SET);
fwrite(rrd.stat_head,
sizeof(stat_head_t),1, rrd_file);
fwrite(rrd.ds_def,
sizeof(ds_def_t), rrd.stat_head->ds_cnt, rrd_file);
/* need to write rra_defs for RRA parameter changes */
fwrite(rrd.rra_def, sizeof(rra_def_t), rrd.stat_head->rra_cnt,
rrd_file);
} else {
int i;
for(i=0;i< (int)rrd.stat_head->ds_cnt;i++)
if (dst_conv(rrd.ds_def[i].dst) != DST_CDEF) {
printf("DS[%s] typ: %s\thbt: %ld\tmin: %1.4f\tmax: %1.4f\n",
rrd.ds_def[i].ds_nam,
rrd.ds_def[i].dst,
rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt,
rrd.ds_def[i].par[DS_min_val].u_val,
rrd.ds_def[i].par[DS_max_val].u_val);
} else {
char *buffer = NULL;
rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),rrd.ds_def,&buffer);
printf("DS[%s] typ: %s\tcdef: %s\n", rrd.ds_def[i].ds_nam,rrd.ds_def[i].dst,buffer);
free(buffer);
}
}
fclose(rrd_file);
rrd_free(&rrd);
return 0;
}
int
rrd_create(int argc, char **argv)
{
rrd_t rrd;
long i,long_tmp;
time_t last_up;
struct rrd_time_value last_up_tv;
char *parsetime_error = NULL;
/* init last_up */
last_up = time(NULL)-10;
/* init rrd clean */
rrd_init(&rrd);
/* static header */
if((rrd.stat_head = calloc(1,sizeof(stat_head_t)))==NULL){
rrd_set_error("allocating rrd.stat_head");
return(-1);
}
/* live header */
if((rrd.live_head = calloc(1,sizeof(live_head_t)))==NULL){
rrd_set_error("allocating rrd.live_head");
return(-1);
}
/* set some defaults */
strcpy(rrd.stat_head->cookie,RRD_COOKIE);
strcpy(rrd.stat_head->version,RRD_VERSION);
rrd.stat_head->float_cookie = FLOAT_COOKIE;
rrd.stat_head->ds_cnt = 0; /* this will be adjusted later */
rrd.stat_head->rra_cnt = 0; /* ditto */
rrd.stat_head->pdp_step = 300; /* 5 minute default */
/* a default value */
rrd.ds_def = NULL;
rrd.rra_def = NULL;
while (1){
static struct option long_options[] =
{
{"start", required_argument, 0, 'b'},
{"step", required_argument,0,'s'},
{0,0,0,0}
};
int option_index = 0;
int opt;
opt = getopt_long(argc, argv, "b:s:",
long_options, &option_index);
if (opt == EOF)
break;
switch(opt) {
case 'b':
if ((parsetime_error = parsetime(optarg, &last_up_tv))) {
rrd_set_error("start time: %s", parsetime_error );
rrd_free(&rrd);
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");
rrd_free(&rrd);
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");
rrd_free(&rrd);
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");
rrd_free(&rrd);
return(-1);
}
rrd.stat_head->pdp_step = long_tmp;
break;
case '?':
if (optopt != 0)
rrd_set_error("unknown option '%c'", optopt);
else
rrd_set_error("unknown option '%s'",argv[optind-1]);
rrd_free(&rrd);
return(-1);
}
}
rrd.live_head->last_up = last_up;
for(i=optind+1;i<argc;i++){
char minstr[DS_NAM_SIZE], maxstr[DS_NAM_SIZE];
int ii;
if (strncmp(argv[i],"DS:",3)==0){
size_t old_size = sizeof(ds_def_t)*(rrd.stat_head->ds_cnt);
if((rrd.ds_def = rrd_realloc(rrd.ds_def,
old_size+sizeof(ds_def_t)))==NULL){
rrd_set_error("allocating rrd.ds_def");
rrd_free(&rrd);
return(-1);
}
memset(&rrd.ds_def[rrd.stat_head->ds_cnt], 0, sizeof(ds_def_t));
if (sscanf(&argv[i][3],
DS_NAM_FMT ":" DST_FMT ":%lu:%18[^:]:%18[^:]",
rrd.ds_def[rrd.stat_head->ds_cnt].ds_nam,
rrd.ds_def[rrd.stat_head->ds_cnt].dst,
&rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_mrhb_cnt].u_cnt,
minstr,maxstr) == 5){
/* check for duplicate datasource names */
for(ii=0;ii<rrd.stat_head->ds_cnt;ii++){
if(strcmp(rrd.ds_def[rrd.stat_head->ds_cnt].ds_nam,
rrd.ds_def[ii].ds_nam) == 0){
rrd_set_error("Duplicate DS name: %s",rrd.ds_def[ii].ds_nam);
rrd_free(&rrd);
return(-1);
}
}
if(dst_conv(rrd.ds_def[rrd.stat_head->ds_cnt].dst) == -1){
rrd_free(&rrd);
return (-1);
}
if (minstr[0] == 'U' && minstr[1] == 0)
rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_min_val].u_val = DNAN;
else
rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_min_val].u_val = atof(minstr);
if (maxstr[0] == 'U' && maxstr[1] == 0)
rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_max_val].u_val = DNAN;
else
rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_max_val].u_val = atof(maxstr);
if (! isnan(rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_min_val].u_val) &&
! isnan(rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_max_val].u_val) &&
rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_min_val].u_val
>= rrd.ds_def[rrd.stat_head->ds_cnt].par[DS_max_val].u_val ) {
rrd_set_error("min must be less than max in DS definition");
rrd_free(&rrd);
return (-1);
}
rrd.stat_head->ds_cnt++;
} else {
rrd_set_error("can't parse argument '%s'",argv[i]);
rrd_free(&rrd);
return (-1);
}
} else if (strncmp(argv[i],"RRA:",3)==0){
size_t old_size = sizeof(rra_def_t)*(rrd.stat_head->rra_cnt);
if((rrd.rra_def = rrd_realloc(rrd.rra_def,
old_size+sizeof(rra_def_t)))==NULL){
rrd_set_error("allocating rrd.rra_def");
rrd_free(&rrd);
return(-1);
}
memset(&rrd.rra_def[rrd.stat_head->rra_cnt], 0, sizeof(rra_def_t));
if (sscanf(&argv[i][4],
CF_NAM_FMT ":%lf:%lu:%lu",
rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam,
&rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_cdp_xff_val].u_val,
&rrd.rra_def[rrd.stat_head->rra_cnt].pdp_cnt,
&rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt) == 4){
if(cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam) == -1){
rrd_free(&rrd);
return (-1);
}
if (rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_cdp_xff_val].u_val<0.0 ||
rrd.rra_def[rrd.stat_head->rra_cnt].par[RRA_cdp_xff_val].u_val>=1.0) {
rrd_set_error("the xff must always be >= 0 and < 1");
rrd_free(&rrd);
return (-1);
}
rrd.stat_head->rra_cnt++;
}
else {
rrd_set_error("can't parse argument '%s'",argv[i]);
rrd_free(&rrd);
return (-1);
}
} else {
rrd_set_error("can't parse argument '%s'",argv[i]);
rrd_free(&rrd);
return -1;
}
}
if (rrd.stat_head->rra_cnt < 1){
rrd_set_error("you must define at least one Round Robin Archive");
rrd_free(&rrd);
return(-1);
}
if (rrd.stat_head->ds_cnt < 1){
rrd_set_error("you must define at least one Data Source");
rrd_free(&rrd);
return(-1);
}
return rrd_create_fn(argv[optind],&rrd);
}
/* parse the data stored in buf and return a filled rrd structure */
int xml2rrd(char* buf, rrd_t* rrd, char rc){
/* pass 1 identify number of RRAs */
char *ptr,*ptr2,*ptr3; /* walks thought the buffer */
long rows=0,mempool=0,i=0;
int rra_index;
xml_lc(buf); /* lets lowercase all active parts of the xml */
ptr=buf;
ptr2=buf;
ptr3=buf;
/* start with an RRD tag */
eat_tag(&ptr,"rrd");
/* allocate static header */
if((rrd->stat_head = calloc(1,sizeof(stat_head_t)))==NULL){
rrd_set_error("allocating rrd.stat_head");
return -1;
};
strcpy(rrd->stat_head->cookie,RRD_COOKIE);
read_tag(&ptr,"version","%4[0-9]",rrd->stat_head->version);
/* added primitive version checking */
if (atoi(rrd -> stat_head -> version) > atoi(RRD_VERSION) )
{
rrd_set_error("Incompatible file version, detected version %s is bigger than supported version %s\n",
rrd -> stat_head -> version, RRD_VERSION );
free(rrd -> stat_head);
return -1;
}
if (atoi(rrd -> stat_head -> version) < 2)
{
rrd_set_error("Can only restore version >= 2 (Not %s). Dump your old rrd using a current rrdtool dump.", rrd -> stat_head -> version );
free(rrd -> stat_head);
return -1;
}
rrd->stat_head->float_cookie = FLOAT_COOKIE;
rrd->stat_head->ds_cnt = 0;
rrd->stat_head->rra_cnt = 0;
read_tag(&ptr,"step","%lu",&(rrd->stat_head->pdp_step));
/* allocate live head */
if((rrd->live_head = calloc(1,sizeof(live_head_t)))==NULL){
rrd_set_error("allocating rrd.live_head");
return -1;
}
read_tag(&ptr,"lastupdate","%lu",&(rrd->live_head->last_up));
/* Data Source Definition Part */
ptr2 = ptr;
while (eat_tag(&ptr2,"ds") == 1){
rrd->stat_head->ds_cnt++;
if((rrd->ds_def = rrd_realloc(rrd->ds_def,rrd->stat_head->ds_cnt*sizeof(ds_def_t)))==NULL){
rrd_set_error("allocating rrd.ds_def");
return -1;
};
/* clean out memory to make sure no data gets stored from previous tasks */
memset(&(rrd->ds_def[rrd->stat_head->ds_cnt-1]), 0, sizeof(ds_def_t));
if((rrd->pdp_prep = rrd_realloc(rrd->pdp_prep,rrd->stat_head->ds_cnt
*sizeof(pdp_prep_t)))==NULL){
rrd_set_error("allocating pdp_prep");
return(-1);
}
/* clean out memory to make sure no data gets stored from previous tasks */
memset(&(rrd->pdp_prep[rrd->stat_head->ds_cnt-1]), 0, sizeof(pdp_prep_t));
read_tag(&ptr2,"name",DS_NAM_FMT,rrd->ds_def[rrd->stat_head->ds_cnt-1].ds_nam);
read_tag(&ptr2,"type",DST_FMT,rrd->ds_def[rrd->stat_head->ds_cnt-1].dst);
/* test for valid type */
if( (int)dst_conv(rrd->ds_def[rrd->stat_head->ds_cnt-1].dst) == -1) return -1;
if (dst_conv(rrd->ds_def[rrd->stat_head->ds_cnt-1].dst) != DST_CDEF)
{
read_tag(&ptr2,"minimal_heartbeat","%lu",
&(rrd->ds_def[rrd->stat_head->ds_cnt-1].par[DS_mrhb_cnt].u_cnt));
read_tag(&ptr2,"min","%lf",&(rrd->ds_def[rrd->stat_head->ds_cnt-1].par[DS_min_val].u_val));
read_tag(&ptr2,"max","%lf",&(rrd->ds_def[rrd->stat_head->ds_cnt-1].par[DS_max_val].u_val));
} else { /* DST_CDEF */
char buffer[1024];
read_tag(&ptr2,"cdef","%s",buffer);
parseCDEF_DS(buffer,rrd,rrd -> stat_head -> ds_cnt - 1);
}
read_tag(&ptr2,"last_ds","%30s",rrd->pdp_prep[rrd->stat_head->ds_cnt-1].last_ds);
read_tag(&ptr2,"value","%lf",&(rrd->pdp_prep[rrd->stat_head->ds_cnt-1].scratch[PDP_val].u_val));
read_tag(&ptr2,"unknown_sec","%lu",&(rrd->pdp_prep[rrd->stat_head->ds_cnt-1].scratch[PDP_unkn_sec_cnt].u_cnt));
eat_tag(&ptr2,"/ds");
ptr=ptr2;
}
ptr2 = ptr;
while (eat_tag(&ptr2,"rra") == 1){
rrd->stat_head->rra_cnt++;
/* allocate and reset rra definition areas */
if((rrd->rra_def = rrd_realloc(rrd->rra_def,rrd->stat_head->rra_cnt*sizeof(rra_def_t)))==NULL){
rrd_set_error("allocating rra_def"); return -1; }
memset(&(rrd->rra_def[rrd->stat_head->rra_cnt-1]), 0, sizeof(rra_def_t));
/* allocate and reset consolidation point areas */
if((rrd->cdp_prep = rrd_realloc(rrd->cdp_prep,
rrd->stat_head->rra_cnt
*rrd->stat_head->ds_cnt*sizeof(cdp_prep_t)))==NULL){
rrd_set_error("allocating cdp_prep"); return -1; }
memset(&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rrd->stat_head->rra_cnt-1)]),
0, rrd->stat_head->ds_cnt*sizeof(cdp_prep_t));
read_tag(&ptr2,"cf",CF_NAM_FMT,rrd->rra_def[rrd->stat_head->rra_cnt-1].cf_nam);
/* test for valid type */
if( (int)cf_conv(rrd->rra_def[rrd->stat_head->rra_cnt-1].cf_nam) == -1) return -1;
read_tag(&ptr2,"pdp_per_row","%lu",&(rrd->rra_def[rrd->stat_head->rra_cnt-1].pdp_cnt));
/* support to read RRA parameters */
eat_tag(&ptr2, "params");
skip(&ptr2);
rra_index = rrd->stat_head->rra_cnt - 1;
/* backwards compatibility w/ old patch */
if (strncmp(ptr2, "<value>",7) == 0) {
parse_patch1028_RRA_params(&ptr2,rrd,rra_index);
} else {
switch(cf_conv(rrd -> rra_def[rra_index].cf_nam)) {
case CF_HWPREDICT:
read_tag(&ptr2, "hw_alpha", "%lf",
&(rrd->rra_def[rra_index].par[RRA_hw_alpha].u_val));
read_tag(&ptr2, "hw_beta", "%lf",
&(rrd->rra_def[rra_index].par[RRA_hw_beta].u_val));
read_tag(&ptr2, "dependent_rra_idx", "%lu",
&(rrd->rra_def[rra_index].par[RRA_dependent_rra_idx].u_cnt));
break;
case CF_SEASONAL:
case CF_DEVSEASONAL:
read_tag(&ptr2, "seasonal_gamma", "%lf",
&(rrd->rra_def[rra_index].par[RRA_seasonal_gamma].u_val));
read_tag(&ptr2, "seasonal_smooth_idx", "%lu",
&(rrd->rra_def[rra_index].par[RRA_seasonal_smooth_idx].u_cnt));
read_tag(&ptr2, "dependent_rra_idx", "%lu",
&(rrd->rra_def[rra_index].par[RRA_dependent_rra_idx].u_cnt));
break;
case CF_FAILURES:
read_tag(&ptr2, "delta_pos", "%lf",
&(rrd->rra_def[rra_index].par[RRA_delta_pos].u_val));
read_tag(&ptr2, "delta_neg", "%lf",
&(rrd->rra_def[rra_index].par[RRA_delta_neg].u_val));
read_tag(&ptr2, "window_len", "%lu",
&(rrd->rra_def[rra_index].par[RRA_window_len].u_cnt));
read_tag(&ptr2, "failure_threshold", "%lu",
&(rrd->rra_def[rra_index].par[RRA_failure_threshold].u_cnt));
/* fall thru */
case CF_DEVPREDICT:
read_tag(&ptr2, "dependent_rra_idx", "%lu",
&(rrd->rra_def[rra_index].par[RRA_dependent_rra_idx].u_cnt));
break;
case CF_AVERAGE:
case CF_MAXIMUM:
case CF_MINIMUM:
case CF_LAST:
default:
read_tag(&ptr2, "xff","%lf",
&(rrd->rra_def[rra_index].par[RRA_cdp_xff_val].u_val));
}
}
eat_tag(&ptr2, "/params");
eat_tag(&ptr2,"cdp_prep");
for(i=0;i< (int)rrd->stat_head->ds_cnt;i++)
{
eat_tag(&ptr2,"ds");
/* support to read CDP parameters */
rra_index = rrd->stat_head->rra_cnt-1;
skip(&ptr2);
if (strncmp(ptr2, "<value>",7) == 0) {
parse_patch1028_CDP_params(&ptr2,rrd,rra_index,i);
} else {
read_tag(&ptr2, "primary_value","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_primary_val].u_val));
read_tag(&ptr2, "secondary_value","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_secondary_val].u_val));
switch(cf_conv(rrd->rra_def[rra_index].cf_nam)) {
case CF_HWPREDICT:
read_tag(&ptr2,"intercept","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_hw_intercept].u_val));
read_tag(&ptr2,"last_intercept","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_hw_last_intercept].u_val));
read_tag(&ptr2,"slope","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_hw_slope].u_val));
read_tag(&ptr2,"last_slope","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_hw_last_slope].u_val));
read_tag(&ptr2,"nan_count","%lu",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_null_count].u_cnt));
read_tag(&ptr2,"last_nan_count","%lu",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_last_null_count].u_cnt));
break;
case CF_SEASONAL:
case CF_DEVSEASONAL:
read_tag(&ptr2,"seasonal","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_hw_seasonal].u_val));
read_tag(&ptr2,"last_seasonal","%lf",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_hw_last_seasonal].u_val));
read_tag(&ptr2,"init_flag","%lu",
&(rrd->cdp_prep[rrd->stat_head->ds_cnt*(rra_index)
+i].scratch[CDP_init_seasonal].u_cnt));
break;
case CF_DEVPREDICT:
break;
case CF_FAILURES:
parse_FAILURES_history(&ptr2,rrd,rra_index,i);
break;
case CF_AVERAGE:
case CF_MAXIMUM:
case CF_MINIMUM:
case CF_LAST:
default:
read_tag(&ptr2,"value","%lf",&(rrd->cdp_prep[rrd->stat_head->ds_cnt
*(rra_index) +i].scratch[CDP_val].u_val));
read_tag(&ptr2,"unknown_datapoints","%lu",&(rrd->cdp_prep[rrd->stat_head->ds_cnt
*(rra_index) +i].scratch[CDP_unkn_pdp_cnt].u_cnt));
break;
}
}
eat_tag(&ptr2,"/ds");
}
eat_tag(&ptr2,"/cdp_prep");
rrd->rra_def[rrd->stat_head->rra_cnt-1].row_cnt=0;
eat_tag(&ptr2,"database");
ptr3 = ptr2;
while (eat_tag(&ptr3,"row") == 1){
if(mempool==0){
mempool = 1000;
if((rrd->rrd_value = rrd_realloc(rrd->rrd_value,
(rows+mempool)*(rrd->stat_head->ds_cnt)
*sizeof(rrd_value_t)))==NULL) {
rrd_set_error("allocating rrd_values"); return -1; }
}
rows++;
mempool--;
rrd->rra_def[rrd->stat_head->rra_cnt-1].row_cnt++;
for(i=0;i< (int)rrd->stat_head->ds_cnt;i++){
rrd_value_t * value = &(rrd->rrd_value[(rows-1)*rrd->stat_head->ds_cnt+i]);
read_tag(&ptr3,"v","%lf", value);
if (
(rc == 1) /* do we have to check for the ranges */
&&
(!isnan(*value)) /* not a NAN value */
&&
(dst_conv(rrd->ds_def[i].dst) != DST_CDEF)
&&
( /* min defined and in the range ? */
(!isnan(rrd->ds_def[i].par[DS_min_val].u_val)
&& (*value < rrd->ds_def[i].par[DS_min_val].u_val))
|| /* max defined and in the range ? */
(!isnan(rrd->ds_def[i].par[DS_max_val].u_val)
&& (*value > rrd->ds_def[i].par[DS_max_val].u_val))
)
) {
fprintf (stderr, "out of range found [ds: %lu], [value : %0.10e]\n", i, *value);
*value = DNAN;
}
}
eat_tag(&ptr3,"/row");
ptr2=ptr3;
}
eat_tag(&ptr2,"/database");
eat_tag(&ptr2,"/rra");
ptr=ptr2;
}
eat_tag(&ptr,"/rrd");
if((rrd->rra_ptr = calloc(1,sizeof(rra_ptr_t)*rrd->stat_head->rra_cnt)) == NULL) {
rrd_set_error("allocating rra_ptr");
return(-1);
}
for(i=0; i < (int)rrd->stat_head->rra_cnt; i++) {
/* last row in the xml file is the most recent; as
* rrd_update increments the current row pointer, set cur_row
* here to the last row. */
rrd->rra_ptr[i].cur_row = rrd->rra_def[i].row_cnt-1;
}
if (ptr==NULL)
return -1;
return 1;
}
int
rrd_dump_r(char *filename)
{
unsigned int i,ii,ix,iii=0;
time_t now;
char somestring[255];
rrd_value_t my_cdp;
long rra_base, rra_start, rra_next;
FILE *in_file;
rrd_t rrd;
rrd_value_t value;
struct tm tm;
if(rrd_open(filename, &in_file,&rrd, RRD_READONLY)==-1){
rrd_free(&rrd);
return(-1);
}
puts("<!-- Round Robin Database Dump -->");
puts("<rrd>");
printf("\t<version> %s </version>\n",RRD_VERSION);
printf("\t<step> %lu </step> <!-- Seconds -->\n",rrd.stat_head->pdp_step);
#if HAVE_STRFTIME
localtime_r(&rrd.live_head->last_up, &tm);
strftime(somestring,200,"%Y-%m-%d %H:%M:%S %Z",
&tm);
#else
# error "Need strftime"
#endif
printf("\t<lastupdate> %ld </lastupdate> <!-- %s -->\n\n",
rrd.live_head->last_up,somestring);
for(i=0;i<rrd.stat_head->ds_cnt;i++){
printf("\t<ds>\n");
printf("\t\t<name> %s </name>\n",rrd.ds_def[i].ds_nam);
printf("\t\t<type> %s </type>\n",rrd.ds_def[i].dst);
if (dst_conv(rrd.ds_def[i].dst) != DST_CDEF) {
printf("\t\t<minimal_heartbeat> %lu </minimal_heartbeat>\n",rrd.ds_def[i].par[DS_mrhb_cnt].u_cnt);
if (isnan(rrd.ds_def[i].par[DS_min_val].u_val)){
printf("\t\t<min> NaN </min>\n");
} else {
printf("\t\t<min> %0.10e </min>\n",rrd.ds_def[i].par[DS_min_val].u_val);
}
if (isnan(rrd.ds_def[i].par[DS_max_val].u_val)){
printf("\t\t<max> NaN </max>\n");
} else {
printf("\t\t<max> %0.10e </max>\n",rrd.ds_def[i].par[DS_max_val].u_val);
}
} else { /* DST_CDEF */
char *str;
rpn_compact2str((rpn_cdefds_t *) &(rrd.ds_def[i].par[DS_cdef]),rrd.ds_def,&str);
printf("\t\t<cdef> %s </cdef>\n", str);
free(str);
}
printf("\n\t\t<!-- PDP Status -->\n");
printf("\t\t<last_ds> %s </last_ds>\n",rrd.pdp_prep[i].last_ds);
if (isnan(rrd.pdp_prep[i].scratch[PDP_val].u_val)){
printf("\t\t<value> NaN </value>\n");
} else {
printf("\t\t<value> %0.10e </value>\n",rrd.pdp_prep[i].scratch[PDP_val].u_val);
}
printf("\t\t<unknown_sec> %lu </unknown_sec>\n",
rrd.pdp_prep[i].scratch[PDP_unkn_sec_cnt].u_cnt);
printf("\t</ds>\n\n");
}
puts("<!-- Round Robin Archives -->");
rra_base=ftell(in_file);
rra_next = rra_base;
for(i=0;i<rrd.stat_head->rra_cnt;i++){
long timer=0;
rra_start= rra_next;
rra_next += ( rrd.stat_head->ds_cnt
* rrd.rra_def[i].row_cnt
* sizeof(rrd_value_t));
printf("\t<rra>\n");
printf("\t\t<cf> %s </cf>\n",rrd.rra_def[i].cf_nam);
printf("\t\t<pdp_per_row> %lu </pdp_per_row> <!-- %lu seconds -->\n\n",
rrd.rra_def[i].pdp_cnt, rrd.rra_def[i].pdp_cnt
*rrd.stat_head->pdp_step);
/* support for RRA parameters */
printf("\t\t<params>\n");
switch(cf_conv(rrd.rra_def[i].cf_nam)) {
case CF_HWPREDICT:
printf("\t\t<hw_alpha> %0.10e </hw_alpha>\n",
rrd.rra_def[i].par[RRA_hw_alpha].u_val);
printf("\t\t<hw_beta> %0.10e </hw_beta>\n",
rrd.rra_def[i].par[RRA_hw_beta].u_val);
printf("\t\t<dependent_rra_idx> %lu </dependent_rra_idx>\n",
rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
break;
case CF_SEASONAL:
case CF_DEVSEASONAL:
printf("\t\t<seasonal_gamma> %0.10e </seasonal_gamma>\n",
rrd.rra_def[i].par[RRA_seasonal_gamma].u_val);
printf("\t\t<seasonal_smooth_idx> %lu </seasonal_smooth_idx>\n",
rrd.rra_def[i].par[RRA_seasonal_smooth_idx].u_cnt);
printf("\t\t<dependent_rra_idx> %lu </dependent_rra_idx>\n",
rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
break;
case CF_FAILURES:
printf("\t\t<delta_pos> %0.10e </delta_pos>\n",
rrd.rra_def[i].par[RRA_delta_pos].u_val);
printf("\t\t<delta_neg> %0.10e </delta_neg>\n",
rrd.rra_def[i].par[RRA_delta_neg].u_val);
printf("\t\t<window_len> %lu </window_len>\n",
rrd.rra_def[i].par[RRA_window_len].u_cnt);
printf("\t\t<failure_threshold> %lu </failure_threshold>\n",
rrd.rra_def[i].par[RRA_failure_threshold].u_cnt);
/* fall thru */
case CF_DEVPREDICT:
printf("\t\t<dependent_rra_idx> %lu </dependent_rra_idx>\n",
rrd.rra_def[i].par[RRA_dependent_rra_idx].u_cnt);
break;
case CF_AVERAGE:
case CF_MAXIMUM:
case CF_MINIMUM:
case CF_LAST:
default:
printf("\t\t<xff> %0.10e </xff>\n", rrd.rra_def[i].par[RRA_cdp_xff_val].u_val);
break;
}
printf("\t\t</params>\n");
printf("\t\t<cdp_prep>\n");
for(ii=0;ii<rrd.stat_head->ds_cnt;ii++){
unsigned long ivalue;
printf("\t\t\t<ds>\n");
/* support for exporting all CDP parameters */
/* parameters common to all CFs */
/* primary_val and secondary_val do not need to be saved between updates
* so strictly speaking they could be omitted.
* However, they can be useful for diagnostic purposes, so are included here. */
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt
+ii].scratch[CDP_primary_val].u_val;
if (isnan(value)) {
printf("\t\t\t<primary_value> NaN </primary_value>\n");
} else {
printf("\t\t\t<primary_value> %0.10e </primary_value>\n", value);
}
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_secondary_val].u_val;
if (isnan(value)) {
printf("\t\t\t<secondary_value> NaN </secondary_value>\n");
} else {
printf("\t\t\t<secondary_value> %0.10e </secondary_value>\n", value);
}
switch(cf_conv(rrd.rra_def[i].cf_nam)) {
case CF_HWPREDICT:
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_intercept].u_val;
if (isnan(value)) {
printf("\t\t\t<intercept> NaN </intercept>\n");
} else {
printf("\t\t\t<intercept> %0.10e </intercept>\n", value);
}
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_last_intercept].u_val;
if (isnan(value)) {
printf("\t\t\t<last_intercept> NaN </last_intercept>\n");
} else {
printf("\t\t\t<last_intercept> %0.10e </last_intercept>\n", value);
}
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_slope].u_val;
if (isnan(value)) {
printf("\t\t\t<slope> NaN </slope>\n");
} else {
printf("\t\t\t<slope> %0.10e </slope>\n", value);
}
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_last_slope].u_val;
if (isnan(value)) {
printf("\t\t\t<last_slope> NaN </last_slope>\n");
} else {
printf("\t\t\t<last_slope> %0.10e </last_slope>\n", value);
}
ivalue = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_null_count].u_cnt;
printf("\t\t\t<nan_count> %lu </nan_count>\n", ivalue);
ivalue = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_last_null_count].u_cnt;
printf("\t\t\t<last_nan_count> %lu </last_nan_count>\n", ivalue);
break;
case CF_SEASONAL:
case CF_DEVSEASONAL:
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_seasonal].u_val;
if (isnan(value)) {
printf("\t\t\t<seasonal> NaN </seasonal>\n");
} else {
printf("\t\t\t<seasonal> %0.10e </seasonal>\n", value);
}
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_hw_last_seasonal].u_val;
if (isnan(value)) {
printf("\t\t\t<last_seasonal> NaN </last_seasonal>\n");
} else {
printf("\t\t\t<last_seasonal> %0.10e </last_seasonal>\n", value);
}
ivalue = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_init_seasonal].u_cnt;
printf("\t\t\t<init_flag> %lu </init_flag>\n", ivalue);
break;
case CF_DEVPREDICT:
break;
case CF_FAILURES:
{
unsigned short vidx;
char *violations_array = (char *) ((void*)
rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch);
printf("\t\t\t<history> ");
for (vidx = 0; vidx < rrd.rra_def[i].par[RRA_window_len].u_cnt; ++vidx)
{
printf("%d",violations_array[vidx]);
}
printf(" </history>\n");
}
break;
case CF_AVERAGE:
case CF_MAXIMUM:
case CF_MINIMUM:
case CF_LAST:
default:
value = rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_val].u_val;
if (isnan(value)) {
printf("\t\t\t<value> NaN </value>\n");
} else {
printf("\t\t\t<value> %0.10e </value>\n", value);
}
printf("\t\t\t<unknown_datapoints> %lu </unknown_datapoints>\n",
rrd.cdp_prep[i*rrd.stat_head->ds_cnt+ii].scratch[CDP_unkn_pdp_cnt].u_cnt);
break;
}
printf("\t\t\t</ds>\n");
}
printf("\t\t</cdp_prep>\n");
printf("\t\t<database>\n");
fseek(in_file,(rra_start
+(rrd.rra_ptr[i].cur_row+1)
* rrd.stat_head->ds_cnt
* sizeof(rrd_value_t)),SEEK_SET);
timer = - (rrd.rra_def[i].row_cnt-1);
ii=rrd.rra_ptr[i].cur_row;
for(ix=0;ix<rrd.rra_def[i].row_cnt;ix++){
ii++;
if (ii>=rrd.rra_def[i].row_cnt) {
fseek(in_file,rra_start,SEEK_SET);
ii=0; /* wrap if max row cnt is reached */
}
now = (rrd.live_head->last_up
- rrd.live_head->last_up
% (rrd.rra_def[i].pdp_cnt*rrd.stat_head->pdp_step))
+ (timer*rrd.rra_def[i].pdp_cnt*rrd.stat_head->pdp_step);
timer++;
#if HAVE_STRFTIME
localtime_r(&now, &tm);
strftime(somestring,200,"%Y-%m-%d %H:%M:%S %Z", &tm);
#else
# error "Need strftime"
#endif
printf("\t\t\t<!-- %s / %d --> <row>",somestring,(int)now);
for(iii=0;iii<rrd.stat_head->ds_cnt;iii++){
fread(&my_cdp,sizeof(rrd_value_t),1,in_file);
if (isnan(my_cdp)){
printf("<v> NaN </v>");
} else {
printf("<v> %0.10e </v>",my_cdp);
};
}
printf("</row>\n");
}
printf("\t\t</database>\n\t</rra>\n");
}
printf("</rrd>\n");
rrd_free(&rrd);
fclose(in_file);
return(0);
}
