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raw | patch | inline | side by side (parent: a278779)
raw | patch | inline | side by side (parent: a278779)
| author | oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa> | |
| Sun, 11 Mar 2001 11:49:28 +0000 (11:49 +0000) | ||
| committer | oetiker <oetiker@a5681a0c-68f1-0310-ab6d-d61299d08faa> | |
| Sun, 11 Mar 2001 11:49:28 +0000 (11:49 +0000) |
| src/rrd_create.c | patch | blob | history |
diff --git a/src/rrd_create.c b/src/rrd_create.c
index 8e6d0c41126b7c0a2524f5fd19c34d51a2709b36..979926ff85ae55a7635ac7b95d03af17f6b2fdc1 100644 (file)
--- a/src/rrd_create.c
+++ b/src/rrd_create.c
* in this case, the file name. */
/* Compute the FNV hash value (used by SEASONAL and DEVSEASONAL
* arrays. */
- hashed_name = FnvHash(argv[optind]);
+ hashed_name = FnvHash(argv[optind]);
for(i=optind+1;i<argc;i++){
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){
+ 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));
- /* extract the name and type */
+ /* extract the name and type */
if (sscanf(&argv[i][3],
DS_NAM_FMT ":" DST_FMT ":%n",
rrd.ds_def[rrd.stat_head->ds_cnt].ds_nam,
rrd.ds_def[rrd.stat_head->ds_cnt].dst,&offset) == 2)
- {
- /* 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);
- }
- } else {
- rrd_set_error("invalid DS format");
- }
-
- /* parse the remainder of the arguments */
- switch(dst_conv(rrd.ds_def[rrd.stat_head->ds_cnt].dst))
+ {
+ /* 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);
+ }
+ } else {
+ rrd_set_error("invalid DS format");
+ }
+
+ /* 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_free(&rrd);
- return -1;
- }
- rrd.stat_head -> ds_cnt++;
+ 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_free(&rrd);
+ return -1;
+ }
+ rrd.stat_head -> ds_cnt++;
} 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)
+ old_size+sizeof(rra_def_t)))==NULL)
{
- rrd_set_error("allocating rrd.rra_def");
- rrd_free(&rrd);
- return(-1);
+ 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));
-
+
token = strtok(&argv[i][4],":");
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_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;
- /* need to mark the file version */
- strcpy(rrd.stat_head->version,RRD_VERSION);
- 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;
- /* 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_DEVSEASONAL:
- case CF_SEASONAL:
- case CF_DEVPREDICT:
- case CF_FAILURES:
- rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = atoi(token);
- 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:
- 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);
- break;
- }
- break;
- case 3:
- switch(cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam))
- {
- case CF_HWPREDICT:
- 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:
- rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = atoi(token);
- 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_HWPREDICT:
- /* 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 */
- rrd_free(&rrd);
- return (-1);
- }
- token = strtok(NULL,":");
- token_idx++;
+ 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_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;
+ /* need to mark the file version */
+ strcpy(rrd.stat_head->version,RRD_VERSION);
+ 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;
+ /* 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_DEVSEASONAL:
+ case CF_SEASONAL:
+ case CF_DEVPREDICT:
+ case CF_FAILURES:
+ rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = atoi(token);
+ 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:
+ 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);
+ break;
+ }
+ break;
+ case 3:
+ switch(cf_conv(rrd.rra_def[rrd.stat_head->rra_cnt].cf_nam))
+ {
+ case CF_HWPREDICT:
+ 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:
+ rrd.rra_def[rrd.stat_head->rra_cnt].row_cnt = atoi(token);
+ 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_HWPREDICT:
+ /* 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 */
+ rrd_free(&rrd);
+ return (-1);
+ }
+ token = strtok(NULL,":");
+ token_idx++;
} /* end while */
#ifdef DEBUG
fprintf(stderr,"Creating RRA CF: %s, dep idx %lu, current idx %lu\n",
== rrd.stat_head -> rra_cnt)
{
#ifdef DEBUG
- fprintf(stderr,"Creating HW contingent RRAs\n");
+ fprintf(stderr,"Creating HW contingent RRAs\n");
#endif
- if (create_hw_contingent_rras(&rrd,period,hashed_name) == -1) {
- rrd_free(&rrd);
- return -1;
- }
+ if (create_hw_contingent_rras(&rrd,period,hashed_name) == -1) {
+ rrd_free(&rrd);
+ return -1;
+ }
}
rrd.stat_head->rra_cnt++;
} else {
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);
void parseGENERIC_DS(char *def,rrd_t *rrd, int ds_idx)
{
- char minstr[DS_NAM_SIZE], maxstr[DS_NAM_SIZE];
- /*
- int temp;
-
- temp = sscanf(def,"%lu:%18[^:]:%18[^:]",
- &(rrd -> ds_def[ds_idx].par[DS_mrhb_cnt].u_cnt),
- minstr,maxstr);
- */
- if (sscanf(def,"%lu:%18[^:]:%18[^:]",
- &(rrd -> ds_def[ds_idx].par[DS_mrhb_cnt].u_cnt),
- minstr,maxstr) == 3)
- {
- if (minstr[0] == 'U' && minstr[1] == 0)
- rrd -> ds_def[ds_idx].par[DS_min_val].u_val = DNAN;
- else
- rrd -> ds_def[ds_idx].par[DS_min_val].u_val = atof(minstr);
-
- if (maxstr[0] == 'U' && maxstr[1] == 0)
- rrd -> ds_def[ds_idx].par[DS_max_val].u_val = DNAN;
- else
- rrd -> ds_def[ds_idx].par[DS_max_val].u_val = atof(maxstr);
-
- if (! isnan(rrd -> ds_def[ds_idx].par[DS_min_val].u_val) &&
- ! isnan(rrd -> ds_def[ds_idx].par[DS_max_val].u_val) &&
- rrd -> ds_def[ds_idx].par[DS_min_val].u_val
- >= rrd -> ds_def[ds_idx].par[DS_max_val].u_val ) {
- rrd_set_error("min must be less than max in DS definition");
- return;
- }
- } else {
- rrd_set_error("failed to parse data source %s", def);
- }
+ char minstr[DS_NAM_SIZE], maxstr[DS_NAM_SIZE];
+ /*
+ int temp;
+
+ temp = sscanf(def,"%lu:%18[^:]:%18[^:]",
+ &(rrd -> ds_def[ds_idx].par[DS_mrhb_cnt].u_cnt),
+ minstr,maxstr);
+ */
+ if (sscanf(def,"%lu:%18[^:]:%18[^:]",
+ &(rrd -> ds_def[ds_idx].par[DS_mrhb_cnt].u_cnt),
+ minstr,maxstr) == 3)
+ {
+ if (minstr[0] == 'U' && minstr[1] == 0)
+ rrd -> ds_def[ds_idx].par[DS_min_val].u_val = DNAN;
+ else
+ rrd -> ds_def[ds_idx].par[DS_min_val].u_val = atof(minstr);
+
+ if (maxstr[0] == 'U' && maxstr[1] == 0)
+ rrd -> ds_def[ds_idx].par[DS_max_val].u_val = DNAN;
+ else
+ rrd -> ds_def[ds_idx].par[DS_max_val].u_val = atof(maxstr);
+
+ if (! isnan(rrd -> ds_def[ds_idx].par[DS_min_val].u_val) &&
+ ! isnan(rrd -> ds_def[ds_idx].par[DS_max_val].u_val) &&
+ rrd -> ds_def[ds_idx].par[DS_min_val].u_val
+ >= rrd -> ds_def[ds_idx].par[DS_max_val].u_val ) {
+ rrd_set_error("min must be less than max in DS definition");
+ return;
+ }
+ } else {
+ rrd_set_error("failed to parse data source %s", def);
+ }
}
/* Create the CF_DEVPREDICT, CF_DEVSEASONAL, CF_SEASONAL, and CF_FAILURES RRAs
int
create_hw_contingent_rras(rrd_t *rrd, unsigned short period, unsigned long hashed_name)
{
- size_t old_size;
- rra_def_t* current_rra;
-
- /* save index to CF_HWPREDICT */
- unsigned long hw_index = rrd -> stat_head -> rra_cnt;
- /* advance the pointer */
- (rrd -> stat_head -> rra_cnt)++;
- /* allocate the memory for the 4 contingent RRAs */
- old_size = sizeof(rra_def_t)*(rrd -> stat_head->rra_cnt);
- if ((rrd -> rra_def = rrd_realloc(rrd -> rra_def,
- old_size+4*sizeof(rra_def_t)))==NULL)
- {
- rrd_set_error("allocating rrd.rra_def");
- return(-1);
- }
- /* clear memory */
- memset(&(rrd -> rra_def[rrd -> stat_head->rra_cnt]), 0, 4*sizeof(rra_def_t));
-
- /* create the CF_SEASONAL RRA */
- current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
- strcpy(current_rra -> cf_nam,"SEASONAL");
- current_rra -> row_cnt = period;
- current_rra -> par[RRA_seasonal_smooth_idx].u_cnt = hashed_name % period;
- current_rra -> pdp_cnt = 1;
- current_rra -> par[RRA_seasonal_gamma].u_val =
- rrd -> rra_def[hw_index].par[RRA_hw_alpha].u_val;
- current_rra -> par[RRA_dependent_rra_idx].u_cnt = hw_index;
- rrd -> rra_def[hw_index].par[RRA_dependent_rra_idx].u_cnt = rrd -> stat_head -> rra_cnt;
-
- /* create the CF_DEVSEASONAL RRA */
- (rrd -> stat_head -> rra_cnt)++;
- current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
- strcpy(current_rra -> cf_nam,"DEVSEASONAL");
- current_rra -> row_cnt = period;
- current_rra -> par[RRA_seasonal_smooth_idx].u_cnt = hashed_name % period;
- current_rra -> pdp_cnt = 1;
- current_rra -> par[RRA_seasonal_gamma].u_val =
- rrd -> rra_def[hw_index].par[RRA_hw_alpha].u_val;
- current_rra -> par[RRA_dependent_rra_idx].u_cnt = hw_index;
-
- /* create the CF_DEVPREDICT RRA */
- (rrd -> stat_head -> rra_cnt)++;
- current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
- strcpy(current_rra -> cf_nam,"DEVPREDICT");
- current_rra -> row_cnt = (rrd -> rra_def[hw_index]).row_cnt;
- current_rra -> pdp_cnt = 1;
- current_rra -> par[RRA_dependent_rra_idx].u_cnt
- = hw_index + 2; /* DEVSEASONAL */
-
- /* create the CF_FAILURES RRA */
- (rrd -> stat_head -> rra_cnt)++;
- current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
- strcpy(current_rra -> cf_nam,"FAILURES");
- current_rra -> row_cnt = period;
- current_rra -> pdp_cnt = 1;
- current_rra -> par[RRA_delta_pos].u_val = 2.0;
- current_rra -> par[RRA_delta_neg].u_val = 2.0;
- current_rra -> par[RRA_failure_threshold].u_cnt = 7;
- current_rra -> par[RRA_window_len].u_cnt = 9;
- current_rra -> par[RRA_dependent_rra_idx].u_cnt =
- hw_index + 2; /* DEVSEASONAL */
- return 0;
+ size_t old_size;
+ rra_def_t* current_rra;
+
+ /* save index to CF_HWPREDICT */
+ unsigned long hw_index = rrd -> stat_head -> rra_cnt;
+ /* advance the pointer */
+ (rrd -> stat_head -> rra_cnt)++;
+ /* allocate the memory for the 4 contingent RRAs */
+ old_size = sizeof(rra_def_t)*(rrd -> stat_head->rra_cnt);
+ if ((rrd -> rra_def = rrd_realloc(rrd -> rra_def,
+ old_size+4*sizeof(rra_def_t)))==NULL)
+ {
+ rrd_set_error("allocating rrd.rra_def");
+ return(-1);
+ }
+ /* clear memory */
+ memset(&(rrd -> rra_def[rrd -> stat_head->rra_cnt]), 0, 4*sizeof(rra_def_t));
+
+ /* create the CF_SEASONAL RRA */
+ current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
+ strcpy(current_rra -> cf_nam,"SEASONAL");
+ current_rra -> row_cnt = period;
+ current_rra -> par[RRA_seasonal_smooth_idx].u_cnt = hashed_name % period;
+ current_rra -> pdp_cnt = 1;
+ current_rra -> par[RRA_seasonal_gamma].u_val =
+ rrd -> rra_def[hw_index].par[RRA_hw_alpha].u_val;
+ current_rra -> par[RRA_dependent_rra_idx].u_cnt = hw_index;
+ rrd -> rra_def[hw_index].par[RRA_dependent_rra_idx].u_cnt = rrd -> stat_head -> rra_cnt;
+
+ /* create the CF_DEVSEASONAL RRA */
+ (rrd -> stat_head -> rra_cnt)++;
+ current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
+ strcpy(current_rra -> cf_nam,"DEVSEASONAL");
+ current_rra -> row_cnt = period;
+ current_rra -> par[RRA_seasonal_smooth_idx].u_cnt = hashed_name % period;
+ current_rra -> pdp_cnt = 1;
+ current_rra -> par[RRA_seasonal_gamma].u_val =
+ rrd -> rra_def[hw_index].par[RRA_hw_alpha].u_val;
+ current_rra -> par[RRA_dependent_rra_idx].u_cnt = hw_index;
+
+ /* create the CF_DEVPREDICT RRA */
+ (rrd -> stat_head -> rra_cnt)++;
+ current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
+ strcpy(current_rra -> cf_nam,"DEVPREDICT");
+ current_rra -> row_cnt = (rrd -> rra_def[hw_index]).row_cnt;
+ current_rra -> pdp_cnt = 1;
+ current_rra -> par[RRA_dependent_rra_idx].u_cnt
+ = hw_index + 2; /* DEVSEASONAL */
+
+ /* create the CF_FAILURES RRA */
+ (rrd -> stat_head -> rra_cnt)++;
+ current_rra = &(rrd -> rra_def[rrd -> stat_head -> rra_cnt]);
+ strcpy(current_rra -> cf_nam,"FAILURES");
+ current_rra -> row_cnt = period;
+ current_rra -> pdp_cnt = 1;
+ current_rra -> par[RRA_delta_pos].u_val = 2.0;
+ current_rra -> par[RRA_delta_neg].u_val = 2.0;
+ current_rra -> par[RRA_failure_threshold].u_cnt = 7;
+ current_rra -> par[RRA_window_len].u_cnt = 9;
+ current_rra -> par[RRA_dependent_rra_idx].u_cnt =
+ hw_index + 2; /* DEVSEASONAL */
+ return 0;
}
/* create and empty rrd file according to the specs given */
unsigned long i,ii;
FILE *rrd_file;
rrd_value_t unknown = DNAN ;
-
+
if ((rrd_file = fopen(file_name,"wb")) == NULL ) {
rrd_set_error("creating '%s': %s",file_name,strerror(errno));
free(rrd->stat_head);
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);
-
+
fwrite(rrd->rra_def,
sizeof(rra_def_t), rrd->stat_head->rra_cnt, rrd_file);
for(i=0; i < rrd->stat_head->rra_cnt; i++) {
switch (cf_conv(rrd->rra_def[i].cf_nam))
{
- case CF_HWPREDICT:
- rrd->cdp_prep->scratch[CDP_hw_intercept].u_val = DNAN;
- rrd->cdp_prep->scratch[CDP_hw_last_intercept].u_val = DNAN;
- rrd->cdp_prep->scratch[CDP_hw_slope].u_val = DNAN;
- rrd->cdp_prep->scratch[CDP_hw_last_slope].u_val = DNAN;
- rrd->cdp_prep->scratch[CDP_null_count].u_cnt = 1;
- rrd->cdp_prep->scratch[CDP_last_null_count].u_cnt = 1;
- break;
- case CF_SEASONAL:
- case CF_DEVSEASONAL:
- rrd->cdp_prep->scratch[CDP_hw_seasonal].u_val = DNAN;
- rrd->cdp_prep->scratch[CDP_hw_last_seasonal].u_val = DNAN;
- rrd->cdp_prep->scratch[CDP_init_seasonal].u_cnt = 1;
- break;
- case CF_FAILURES:
- /* initialize violation history to 0 */
- for (ii = 0; ii < MAX_CDP_PAR_EN; ii++)
- {
+ case CF_HWPREDICT:
+ rrd->cdp_prep->scratch[CDP_hw_intercept].u_val = DNAN;
+ rrd->cdp_prep->scratch[CDP_hw_last_intercept].u_val = DNAN;
+ rrd->cdp_prep->scratch[CDP_hw_slope].u_val = DNAN;
+ rrd->cdp_prep->scratch[CDP_hw_last_slope].u_val = DNAN;
+ rrd->cdp_prep->scratch[CDP_null_count].u_cnt = 1;
+ rrd->cdp_prep->scratch[CDP_last_null_count].u_cnt = 1;
+ break;
+ case CF_SEASONAL:
+ case CF_DEVSEASONAL:
+ rrd->cdp_prep->scratch[CDP_hw_seasonal].u_val = DNAN;
+ rrd->cdp_prep->scratch[CDP_hw_last_seasonal].u_val = DNAN;
+ rrd->cdp_prep->scratch[CDP_init_seasonal].u_cnt = 1;
+ break;
+ case CF_FAILURES:
+ /* initialize violation history to 0 */
+ for (ii = 0; ii < MAX_CDP_PAR_EN; ii++)
+ {
/* We can zero everything out, by setting u_val to the
* NULL address. Each array entry in scratch is 8 bytes
* (a double), but u_cnt only accessed 4 bytes (long) */
- rrd->cdp_prep->scratch[ii].u_val = 0.0;
- }
- break;
- default:
- /* can not be zero because we don't know anything ... */
- rrd->cdp_prep->scratch[CDP_val].u_val = DNAN;
- /* startup missing pdp count */
- rrd->cdp_prep->scratch[CDP_unkn_pdp_cnt].u_cnt =
- ((rrd->live_head->last_up -
+ rrd->cdp_prep->scratch[ii].u_val = 0.0;
+ }
+ break;
+ default:
+ /* can not be zero because we don't know anything ... */
+ rrd->cdp_prep->scratch[CDP_val].u_val = DNAN;
+ /* startup missing pdp count */
+ rrd->cdp_prep->scratch[CDP_unkn_pdp_cnt].u_cnt =
+ ((rrd->live_head->last_up -
rrd->pdp_prep->scratch[PDP_unkn_sec_cnt].u_cnt)
- % (rrd->stat_head->pdp_step
- * rrd->rra_def[i].pdp_cnt)) / rrd->stat_head->pdp_step;
- break;
- }
-
- for(ii=0; ii < rrd->stat_head->ds_cnt; ii++)
- {
- fwrite( rrd->cdp_prep,sizeof(cdp_prep_t),1,rrd_file);
+ % (rrd->stat_head->pdp_step
+ * rrd->rra_def[i].pdp_cnt)) / rrd->stat_head->pdp_step;
+ break;
}
+
+ for(ii=0; ii < rrd->stat_head->ds_cnt; ii++)
+ {
+ fwrite( rrd->cdp_prep,sizeof(cdp_prep_t),1,rrd_file);
+ }
}
-
+
/* now, we must make sure that the rest of the rrd
struct is properly initialized */
-
+
if((rrd->rra_ptr = calloc(1,sizeof(rra_ptr_t))) == NULL) {
rrd_set_error("allocating rra_ptr");
rrd_free(rrd);
fclose(rrd_file);
return(-1);
}
-
- /* changed this initialization to be consistent with
- * rrd_restore. With the old value (0), the first update
- * would occur for cur_row = 1 because rrd_update increments
- * the pointer a priori. */
+
+ /* changed this initialization to be consistent with
+ * rrd_restore. With the old value (0), the first update
+ * would occur for cur_row = 1 because rrd_update increments
+ * the pointer a priori. */
for (i=0; i < rrd->stat_head->rra_cnt; i++)
- {
- rrd->rra_ptr->cur_row = rrd->rra_def[i].row_cnt - 1;
- fwrite( rrd->rra_ptr, sizeof(rra_ptr_t),1,rrd_file);
- }
-
+ {
+ rrd->rra_ptr->cur_row = rrd->rra_def[i].row_cnt - 1;
+ fwrite( rrd->rra_ptr, sizeof(rra_ptr_t),1,rrd_file);
+ }
+
/* write the empty data area */
for(i=0;
i < rrd->stat_head->rra_cnt;
i++)
- {
- for(ii=0;
- ii < rrd->rra_def[i].row_cnt
- * rrd->stat_head->ds_cnt;
- ii++){
- fwrite(&unknown,sizeof(rrd_value_t),1,rrd_file);
- }
- }
-
+ {
+ for(ii=0;
+ ii < rrd->rra_def[i].row_cnt
+ * rrd->stat_head->ds_cnt;
+ ii++){
+ fwrite(&unknown,sizeof(rrd_value_t),1,rrd_file);
+ }
+ }
+
/* lets see if we had an error */
if(ferror(rrd_file)){
rrd_set_error("a file error occurred while creating '%s'",file_name);
rrd_free(rrd);
return(-1);
}
-
+
fclose(rrd_file);
rrd_free(rrd);
return (0);