index bd7e3c341a2dd3f8934146736f14c3914363bcd0..3c2795aeba697993d95053a92873dfa5006996f9 100644 (file)
--- a/program/src/rrd_graph.c
+++ b/program/src/rrd_graph.c
/****************************************************************************
- * RRDtool 1.4.2 Copyright by Tobi Oetiker, 1997-2009
+ * RRDtool 1.4.3 Copyright by Tobi Oetiker, 1997-2010
****************************************************************************
* rrd__graph.c produce graphs from data in rrdfiles
****************************************************************************/
conv_if(VRULE, GF_VRULE);
conv_if(LINE, GF_LINE);
conv_if(AREA, GF_AREA);
+ conv_if(GRAD, GF_GRAD);
conv_if(STACK, GF_STACK);
conv_if(TICK, GF_TICK);
conv_if(TEXTALIGN, GF_TEXTALIGN);
free(im->gdes[i].rpnp);
}
free(im->gdes);
+
+ for (i = 0; i < DIM(text_prop);i++){
+ pango_font_description_free(im->text_prop[i].font_desc);
+ im->text_prop[i].font_desc = NULL;
+ }
+
if (im->font_options)
cairo_font_options_destroy(im->font_options);
status = cairo_status(im->cr);
cairo_destroy(im->cr);
}
+
+
if (im->rendered_image) {
free(im->rendered_image);
}
}
if (!skip) {
unsigned long ft_step = im->gdes[i].step; /* ft_step will record what we got from fetch */
+ const char *rrd_daemon;
+ int status;
- /* Flush the file if
- * - a connection to the daemon has been established
- * - this is the first occurrence of that RRD file
- */
- if (rrdc_is_connected(im->daemon_addr))
+ if (im->gdes[i].daemon[0] != 0)
+ rrd_daemon = im->gdes[i].daemon;
+ else
+ rrd_daemon = im->daemon_addr;
+
+ /* "daemon" may be NULL. ENV_RRDCACHED_ADDRESS is evaluated in that
+ * case. If "daemon" holds the same value as in the previous
+ * iteration, no actual new connection is established - the
+ * existing connection is re-used. */
+ rrdc_connect (rrd_daemon);
+
+ /* If connecting was successfull, use the daemon to query the data.
+ * If there is no connection, for example because no daemon address
+ * was specified, (try to) use the local file directly. */
+ if (rrdc_is_connected (rrd_daemon))
{
- int status;
-
- status = 0;
- for (ii = 0; ii < i; ii++)
- {
- if (strcmp (im->gdes[i].rrd, im->gdes[ii].rrd) == 0)
- {
- status = 1;
- break;
- }
- }
-
- if (status == 0)
- {
- status = rrdc_flush (im->gdes[i].rrd);
- if (status != 0)
- {
- rrd_set_error ("rrdc_flush (%s) failed with status %i.",
- im->gdes[i].rrd, status);
- return (-1);
- }
+ status = rrdc_fetch (im->gdes[i].rrd,
+ cf_to_string (im->gdes[i].cf),
+ &im->gdes[i].start,
+ &im->gdes[i].end,
+ &ft_step,
+ &im->gdes[i].ds_cnt,
+ &im->gdes[i].ds_namv,
+ &im->gdes[i].data);
+ if (status != 0)
+ return (status);
+ }
+ else
+ {
+ if ((rrd_fetch_fn(im->gdes[i].rrd,
+ im->gdes[i].cf,
+ &im->gdes[i].start,
+ &im->gdes[i].end,
+ &ft_step,
+ &im->gdes[i].ds_cnt,
+ &im->gdes[i].ds_namv,
+ &im->gdes[i].data)) == -1) {
+ return -1;
}
- } /* if (rrdc_is_connected()) */
-
- if ((rrd_fetch_fn(im->gdes[i].rrd,
- im->gdes[i].cf,
- &im->gdes[i].start,
- &im->gdes[i].end,
- &ft_step,
- &im->gdes[i].ds_cnt,
- &im->gdes[i].ds_namv,
- &im->gdes[i].data)) == -1) {
- return -1;
}
im->gdes[i].data_first = 1;
/* memory for the processed data */
for (i = 0; i < im->gdes_c; i++) {
- if ((im->gdes[i].gf == GF_LINE) ||
- (im->gdes[i].gf == GF_AREA) || (im->gdes[i].gf == GF_TICK)) {
+ if ((im->gdes[i].gf == GF_LINE)
+ || (im->gdes[i].gf == GF_AREA)
+ || (im->gdes[i].gf == GF_TICK)
+ || (im->gdes[i].gf == GF_GRAD)
+ ) {
if ((im->gdes[i].p_data = (rrd_value_t*)malloc((im->xsize + 1)
* sizeof(rrd_value_t))) == NULL) {
rrd_set_error("malloc data_proc");
switch (im->gdes[ii].gf) {
case GF_LINE:
case GF_AREA:
+ case GF_GRAD:
case GF_TICK:
if (!im->gdes[ii].stack)
paintval = 0.0;
return 0;
}
-
static int find_first_weekday(void){
static int first_weekday = -1;
if (first_weekday == -1){
-#if defined(HAVE_NL_LANGINFO)
- first_weekday = nl_langinfo(_NL_TIME_FIRST_WEEKDAY)[0] - 1;
+#ifdef HAVE__NL_TIME_WEEK_1STDAY
+ /* according to http://sourceware.org/ml/libc-locales/2009-q1/msg00011.html */
+ long week_1stday_l = (long) nl_langinfo (_NL_TIME_WEEK_1STDAY);
+ if (week_1stday_l == 19971130) first_weekday = 0; /* Sun */
+ else if (week_1stday_l == 19971201) first_weekday = 1; /* Mon */
+ else first_weekday = 1; /* we go for a monday default */
#else
first_weekday = 1;
#endif
}
} /* prepare printval */
- if ((percent_s = strstr(im->gdes[i].format, "%S")) != NULL) {
+ if (!im->gdes[i].strftm && (percent_s = strstr(im->gdes[i].format, "%S")) != NULL) {
/* Magfact is set to -1 upon entry to print_calc. If it
* is still less than 0, then we need to run auto_scale.
* Otherwise, put the value into the correct units. If
printval /= magfact;
}
*(++percent_s) = 's';
- } else if (strstr(im->gdes[i].format, "%s") != NULL) {
+ } else if (!im->gdes[i].strftm && strstr(im->gdes[i].format, "%s") != NULL) {
auto_scale(im, &printval, &si_symb, &magfact);
}
if (im->gdes[i].strftm) {
prline.u_str = (char*)malloc((FMT_LEG_LEN + 2) * sizeof(char));
- strftime(prline.u_str,
- FMT_LEG_LEN, im->gdes[i].format, &tmvdef);
+ if (im->gdes[vidx].vf.never == 1) {
+ time_clean(prline.u_str, im->gdes[i].format);
+ } else {
+ strftime(prline.u_str,
+ FMT_LEG_LEN, im->gdes[i].format, &tmvdef);
+ }
} else if (bad_format(im->gdes[i].format)) {
rrd_set_error
("bad format for PRINT in '%s'", im->gdes[i].format);
/* GF_GPRINT */
if (im->gdes[i].strftm) {
- strftime(im->gdes[i].legend,
- FMT_LEG_LEN, im->gdes[i].format, &tmvdef);
+ if (im->gdes[vidx].vf.never == 1) {
+ time_clean(im->gdes[i].legend, im->gdes[i].format);
+ } else {
+ strftime(im->gdes[i].legend,
+ FMT_LEG_LEN, im->gdes[i].format, &tmvdef);
+ }
} else {
if (bad_format(im->gdes[i].format)) {
rrd_set_error
break;
case GF_LINE:
case GF_AREA:
+ case GF_GRAD:
case GF_TICK:
graphelement = 1;
break;
}
}
else {
- sprintf(graph_label_right,im->second_axis_format,sval);
+ sprintf(graph_label_right,im->second_axis_format,sval,"");
}
gfx_text ( im,
break;
case GF_LINE:
case GF_AREA:
+ case GF_GRAD:
/* fix data points at oo and -oo */
for (ii = 0; ii < im->xsize; ii++) {
if (isinf(im->gdes[i].p_data[ii])) {
cairo_stroke(im->cr);
cairo_restore(im->cr);
} else {
+ double lastx=0;
+ double lasty=0;
int idxI = -1;
double *foreY =
(double *) malloc(sizeof(double) * im->xsize * 2);
[cntI + 1], 4)) {
cntI++;
}
- gfx_new_area(im,
- backX[0], backY[0],
- foreX[0], foreY[0],
- foreX[cntI],
- foreY[cntI], im->gdes[i].col);
- while (cntI < idxI) {
+ if (im->gdes[i].gf != GF_GRAD) {
+ gfx_new_area(im,
+ backX[0], backY[0],
+ foreX[0], foreY[0],
+ foreX[cntI],
+ foreY[cntI], im->gdes[i].col);
+ } else {
+ lastx = foreX[cntI];
+ lasty = foreY[cntI];
+ }
+ while (cntI < idxI) {
lastI = cntI;
cntI++;
while (cntI < idxI
+ 1], 4)) {
cntI++;
}
- gfx_add_point(im, foreX[cntI], foreY[cntI]);
+ if (im->gdes[i].gf != GF_GRAD) {
+ gfx_add_point(im, foreX[cntI], foreY[cntI]);
+ } else {
+ gfx_add_rect_fadey(im,
+ lastx, foreY[0],
+ foreX[cntI], foreY[cntI], lasty,
+ im->gdes[i].col,
+ im->gdes[i].col2,
+ im->gdes[i].gradheight
+ );
+ lastx = foreX[cntI];
+ lasty = foreY[cntI];
+ }
}
- gfx_add_point(im, backX[idxI], backY[idxI]);
+ if (im->gdes[i].gf != GF_GRAD) {
+ gfx_add_point(im, backX[idxI], backY[idxI]);
+ } else {
+ gfx_add_rect_fadey(im,
+ lastx, foreY[0],
+ backX[idxI], backY[idxI], lasty,
+ im->gdes[i].col,
+ im->gdes[i].col2,
+ im->gdes[i].gradheight);
+ lastx = backX[idxI];
+ lasty = backY[idxI];
+ }
while (idxI > 1) {
lastI = idxI;
idxI--;
- 1], 4)) {
idxI--;
}
- gfx_add_point(im, backX[idxI], backY[idxI]);
+ if (im->gdes[i].gf != GF_GRAD) {
+ gfx_add_point(im, backX[idxI], backY[idxI]);
+ } else {
+ gfx_add_rect_fadey(im,
+ lastx, foreY[0],
+ backX[idxI], backY[idxI], lasty,
+ im->gdes[i].col,
+ im->gdes[i].col2,
+ im->gdes[i].gradheight);
+ lastx = backX[idxI];
+ lasty = backY[idxI];
+ }
}
idxI = -1;
drawem = 0;
- gfx_close_path(im);
+ if (im->gdes[i].gf != GF_GRAD)
+ gfx_close_path(im);
}
if (drawem != 0) {
drawem = 0;
im->gdes[im->gdes_c - 1].col.green = 0.0;
im->gdes[im->gdes_c - 1].col.blue = 0.0;
im->gdes[im->gdes_c - 1].col.alpha = 0.0;
+ im->gdes[im->gdes_c - 1].col2.red = 0.0;
+ im->gdes[im->gdes_c - 1].col2.green = 0.0;
+ im->gdes[im->gdes_c - 1].col2.blue = 0.0;
+ im->gdes[im->gdes_c - 1].col2.alpha = 0.0;
+ im->gdes[im->gdes_c - 1].gradheight = 50.0;
im->gdes[im->gdes_c - 1].legend[0] = '\0';
im->gdes[im->gdes_c - 1].format[0] = '\0';
im->gdes[im->gdes_c - 1].strftm = 0;
im->gdes[im->gdes_c - 1].cf = CF_AVERAGE;
im->gdes[im->gdes_c - 1].yrule = DNAN;
im->gdes[im->gdes_c - 1].xrule = 0;
+ im->gdes[im->gdes_c - 1].daemon[0] = 0;
return 0;
}
char *old_locale;
rrd_graph_init(&im);
/* a dummy surface so that we can measure text sizes for placements */
- old_locale = setlocale(LC_NUMERIC, "C");
+ old_locale = setlocale(LC_NUMERIC, NULL);
+ setlocale(LC_NUMERIC, "C");
rrd_graph_options(argc, argv, &im);
if (rrd_test_error()) {
+ setlocale(LC_NUMERIC, old_locale); /* reenable locale */
rrd_info_free(im.grinfo);
im_free(&im);
return NULL;
}
if (optind >= argc) {
+ setlocale(LC_NUMERIC, old_locale); /* reenable locale */
rrd_info_free(im.grinfo);
im_free(&im);
rrd_set_error("missing filename");
}
if (strlen(argv[optind]) >= MAXPATH) {
+ setlocale(LC_NUMERIC, old_locale); /* reenable locale */
rrd_set_error("filename (including path) too long");
rrd_info_free(im.grinfo);
im_free(&im);
if (font){
strncpy(im->text_prop[prop].font, font, sizeof(text_prop[prop].font) - 1);
im->text_prop[prop].font[sizeof(text_prop[prop].font) - 1] = '\0';
+ /* if we already got one, drop it first */
+ pango_font_description_free(im->text_prop[prop].font_desc);
im->text_prop[prop].font_desc = pango_font_description_from_string( font );
};
if (size > 0){
for (i = 0; i < DIM(text_prop); i++) {
im->text_prop[i].size = -1;
+ im->text_prop[i].font_desc = NULL;
rrd_set_font_desc(im,i, deffont ? deffont : text_prop[i].font,text_prop[i].size);
}
pango_cairo_update_context(im->cr,context);
im->layout = pango_layout_new(context);
+ g_object_unref (context);
// im->layout = pango_cairo_create_layout(im->cr);
int col_start, col_end;
opt = getopt_long(argc, argv,
- "Aa:B:b:c:Dd:Ee:Ff:G:gh:IiJjL:l:Nn:Bb:oPR:rS:s:T:t:u:v:W:w:X:x:Yy:z",
+ "Aa:B:b:c:Dd:Ee:Ff:G:gh:IiJjL:l:Mm:Nn:oPR:rS:s:T:t:u:v:W:w:X:x:Yy:z",
long_options, &option_index);
if (opt == EOF)
break;
}
} /* while (1) */
- { /* try to connect to rrdcached */
- int status = rrdc_connect(im->daemon_addr);
- if (status != 0) return;
- }
-
pango_cairo_context_set_font_options(pango_layout_get_context(im->layout), im->font_options);
pango_layout_context_changed(im->layout);
gdes->vf.param = param;
gdes->vf.val = DNAN; /* undefined */
gdes->vf.when = 0; /* undefined */
+ gdes->vf.never = 1;
} else {
rrd_set_error
("Parameter '%f' out of range in VDEF '%s'\n",
gdes->vf.param = DNAN;
gdes->vf.val = DNAN;
gdes->vf.when = 0;
+ gdes->vf.never = 1;
} else {
rrd_set_error
("Function '%s' needs no parameter in VDEF '%s'\n",
field = round((dst->vf.param * (double)(steps - 1)) / 100.0);
dst->vf.val = array[field];
dst->vf.when = 0; /* no time component */
+ dst->vf.never = 1;
free(array);
#if 0
for (step = 0; step < steps; step++)
field = round( dst->vf.param * (double)(nancount - 1) / 100.0);
dst->vf.val = array[field];
dst->vf.when = 0; /* no time component */
+ dst->vf.never = 1;
free(array);
}
break;
if (step == steps) {
dst->vf.val = DNAN;
dst->vf.when = 0;
+ dst->vf.never = 1;
} else {
dst->vf.val = data[step * src->ds_cnt];
dst->vf.when = src->start + (step + 1) * src->step;
+ dst->vf.never = 0;
}
while (step != steps) {
if (finite(data[step * src->ds_cnt])) {
if (data[step * src->ds_cnt] > dst->vf.val) {
dst->vf.val = data[step * src->ds_cnt];
dst->vf.when = src->start + (step + 1) * src->step;
+ dst->vf.never = 0;
}
}
step++;
if (dst->vf.op == VDEF_TOTAL) {
dst->vf.val = sum * src->step;
dst->vf.when = 0; /* no time component */
+ dst->vf.never = 1;
} else if (dst->vf.op == VDEF_AVERAGE) {
dst->vf.val = sum / cnt;
dst->vf.when = 0; /* no time component */
+ dst->vf.never = 1;
} else {
average = sum / cnt;
sum = 0.0;
}
dst->vf.val = pow(sum / cnt, 0.5);
dst->vf.when = 0; /* no time component */
+ dst->vf.never = 1;
};
} else {
dst->vf.val = DNAN;
dst->vf.when = 0;
+ dst->vf.never = 1;
}
}
break;
if (step == steps) {
dst->vf.val = DNAN;
dst->vf.when = 0;
+ dst->vf.never = 1;
} else {
dst->vf.val = data[step * src->ds_cnt];
dst->vf.when = src->start + (step + 1) * src->step;
+ dst->vf.never = 0;
}
while (step != steps) {
if (finite(data[step * src->ds_cnt])) {
if (data[step * src->ds_cnt] < dst->vf.val) {
dst->vf.val = data[step * src->ds_cnt];
dst->vf.when = src->start + (step + 1) * src->step;
+ dst->vf.never = 0;
}
}
step++;
if (step == steps) { /* all entries were NaN */
dst->vf.val = DNAN;
dst->vf.when = 0;
+ dst->vf.never = 1;
} else {
dst->vf.val = data[step * src->ds_cnt];
dst->vf.when = src->start + step * src->step;
+ dst->vf.never = 0;
}
break;
case VDEF_LAST:
if (step < 0) { /* all entries were NaN */
dst->vf.val = DNAN;
dst->vf.when = 0;
+ dst->vf.never = 1;
} else {
dst->vf.val = data[step * src->ds_cnt];
dst->vf.when = src->start + (step + 1) * src->step;
+ dst->vf.never = 0;
}
break;
case VDEF_LSLSLOPE:
if (dst->vf.op == VDEF_LSLSLOPE) {
dst->vf.val = slope;
dst->vf.when = 0;
+ dst->vf.never = 1;
} else if (dst->vf.op == VDEF_LSLINT) {
dst->vf.val = y_intercept;
dst->vf.when = 0;
+ dst->vf.never = 1;
} else if (dst->vf.op == VDEF_LSLCORREL) {
dst->vf.val = correl;
dst->vf.when = 0;
+ dst->vf.never = 1;
};
} else {
dst->vf.val = DNAN;
dst->vf.when = 0;
+ dst->vf.never = 1;
}
}
break;
im->grinfo = im->grinfo_current;
}
}
+
+
+void time_clean(
+ char *result,
+ char *format)
+{
+ int j, jj;
+
+/* Handling based on
+ - ANSI C99 Specifications http://www.open-std.org/jtc1/sc22/wg14/www/docs/n1124.pdf
+ - Single UNIX Specification version 2 http://www.opengroup.org/onlinepubs/007908799/xsh/strftime.html
+ - POSIX:2001/Single UNIX Specification version 3 http://www.opengroup.org/onlinepubs/009695399/functions/strftime.html
+ - POSIX:2008 Specifications http://www.opengroup.org/onlinepubs/9699919799/functions/strftime.html
+ Specifications tells
+ "If a conversion specifier is not one of the above, the behavior is undefined."
+
+ C99 tells
+ "A conversion specifier consists of a % character, possibly followed by an E or O modifier character (described below), followed by a character that determines the behavior of the conversion specifier.
+
+ POSIX:2001 tells
+ "A conversion specification consists of a '%' character, possibly followed by an E or O modifier, and a terminating conversion specifier character that determines the conversion specification's behavior."
+
+ POSIX:2008 introduce more complexe behavior that are not handled here.
+
+ According to this, this code will replace:
+ - % followed by @ by a %@
+ - % followed by by a %SPACE
+ - % followed by . by a %.
+ - % followed by % by a %
+ - % followed by t by a TAB
+ - % followed by E then anything by '-'
+ - % followed by O then anything by '-'
+ - % followed by anything else by at least one '-'. More characters may be added to better fit expected output length
+*/
+
+ jj = 0;
+ for(j = 0; (j < FMT_LEG_LEN - 1) && (jj < FMT_LEG_LEN); j++) { /* we don't need to parse the last char */
+ if (format[j] == '%') {
+ if ((format[j+1] == 'E') || (format[j+1] == 'O')) {
+ result[jj++] = '-';
+ j+=2; /* We skip next 2 following char */
+ } else if ((format[j+1] == 'C') || (format[j+1] == 'd') ||
+ (format[j+1] == 'g') || (format[j+1] == 'H') ||
+ (format[j+1] == 'I') || (format[j+1] == 'm') ||
+ (format[j+1] == 'M') || (format[j+1] == 'S') ||
+ (format[j+1] == 'U') || (format[j+1] == 'V') ||
+ (format[j+1] == 'W') || (format[j+1] == 'y')) {
+ result[jj++] = '-';
+ if (jj < FMT_LEG_LEN) {
+ result[jj++] = '-';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == 'j') {
+ result[jj++] = '-';
+ if (jj < FMT_LEG_LEN - 1) {
+ result[jj++] = '-';
+ result[jj++] = '-';
+ }
+ j++; /* We skip the following char */
+ } else if ((format[j+1] == 'G') || (format[j+1] == 'Y')) {
+ /* Assuming Year on 4 digit */
+ result[jj++] = '-';
+ if (jj < FMT_LEG_LEN - 2) {
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == 'R') {
+ result[jj++] = '-';
+ if (jj < FMT_LEG_LEN - 3) {
+ result[jj++] = '-';
+ result[jj++] = ':';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == 'T') {
+ result[jj++] = '-';
+ if (jj < FMT_LEG_LEN - 6) {
+ result[jj++] = '-';
+ result[jj++] = ':';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = ':';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == 'F') {
+ result[jj++] = '-';
+ if (jj < FMT_LEG_LEN - 8) {
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == 'D') {
+ result[jj++] = '-';
+ if (jj < FMT_LEG_LEN - 6) {
+ result[jj++] = '-';
+ result[jj++] = '/';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ result[jj++] = '/';
+ result[jj++] = '-';
+ result[jj++] = '-';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == 'n') {
+ result[jj++] = '\r';
+ result[jj++] = '\n';
+ j++; /* We skip the following char */
+ } else if (format[j+1] == 't') {
+ result[jj++] = '\t';
+ j++; /* We skip the following char */
+ } else if (format[j+1] == '%') {
+ result[jj++] = '%';
+ j++; /* We skip the following char */
+ } else if (format[j+1] == ' ') {
+ if (jj < FMT_LEG_LEN - 1) {
+ result[jj++] = '%';
+ result[jj++] = ' ';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == '.') {
+ if (jj < FMT_LEG_LEN - 1) {
+ result[jj++] = '%';
+ result[jj++] = '.';
+ }
+ j++; /* We skip the following char */
+ } else if (format[j+1] == '@') {
+ if (jj < FMT_LEG_LEN - 1) {
+ result[jj++] = '%';
+ result[jj++] = '@';
+ }
+ j++; /* We skip the following char */
+ } else {
+ result[jj++] = '-';
+ j++; /* We skip the following char */
+ }
+ } else {
+ result[jj++] = format[j];
+ }
+ }
+ result[jj] = '\0'; /* We must force the end of the string */
+}