11 #include "graph_ident.h"
12 #include "graph_instance.h"
13 #include "graph_list.h"
14 #include "graph_def.h"
15 #include "graph_config.h"
17 #include "filesystem.h"
18 #include "utils_cgi.h"
21 #include <fcgi_stdio.h>
26 struct graph_config_s /* {{{ */
28 graph_ident_t *select;
36 graph_instance_t **instances;
38 }; /* }}} struct graph_config_s */
47 static graph_ident_t *graph_config_get_selector (const oconfig_item_t *ci) /* {{{ */
51 char *plugin_instance = NULL;
53 char *type_instance = NULL;
57 for (i = 0; i < ci->children_num; i++)
59 oconfig_item_t *child;
61 child = ci->children + i;
63 if (strcasecmp ("Host", child->key) == 0)
64 graph_config_get_string (child, &host);
65 else if (strcasecmp ("Plugin", child->key) == 0)
66 graph_config_get_string (child, &plugin);
67 else if (strcasecmp ("PluginInstance", child->key) == 0)
68 graph_config_get_string (child, &plugin_instance);
69 else if (strcasecmp ("Type", child->key) == 0)
70 graph_config_get_string (child, &type);
71 else if (strcasecmp ("TypeInstance", child->key) == 0)
72 graph_config_get_string (child, &type_instance);
73 /* else: ignore all other directives here. */
76 ret = ident_create (host, plugin, plugin_instance, type, type_instance);
80 free (plugin_instance);
85 } /* }}} int graph_config_get_selector */
90 graph_config_t *graph_create (const graph_ident_t *selector) /* {{{ */
94 cfg = malloc (sizeof (*cfg));
97 memset (cfg, 0, sizeof (*cfg));
100 cfg->select = ident_clone (selector);
105 cfg->vertical_label = NULL;
107 cfg->instances = NULL;
110 } /* }}} int graph_create */
112 void graph_destroy (graph_config_t *cfg) /* {{{ */
119 ident_destroy (cfg->select);
122 free (cfg->vertical_label);
124 def_destroy (cfg->defs);
126 for (i = 0; i < cfg->instances_num; i++)
127 inst_destroy (cfg->instances[i]);
128 free (cfg->instances);
129 } /* }}} void graph_destroy */
131 int graph_config_add (const oconfig_item_t *ci) /* {{{ */
133 graph_ident_t *select;
134 graph_config_t *cfg = NULL;
137 select = graph_config_get_selector (ci);
141 cfg = graph_create (/* selector = */ NULL);
145 cfg->select = select;
147 for (i = 0; i < ci->children_num; i++)
149 oconfig_item_t *child;
151 child = ci->children + i;
153 if (strcasecmp ("Title", child->key) == 0)
154 graph_config_get_string (child, &cfg->title);
155 else if (strcasecmp ("VerticalLabel", child->key) == 0)
156 graph_config_get_string (child, &cfg->vertical_label);
157 else if (strcasecmp ("ShowZero", child->key) == 0)
158 graph_config_get_bool (child, &cfg->show_zero);
159 else if (strcasecmp ("DEF", child->key) == 0)
160 def_config (cfg, child);
166 } /* }}} graph_config_add */
168 int graph_add_file (graph_config_t *cfg, const graph_ident_t *file) /* {{{ */
170 graph_instance_t *inst;
172 inst = graph_inst_find_matching (cfg, file);
175 graph_instance_t **tmp;
177 tmp = realloc (cfg->instances,
178 sizeof (*cfg->instances) * (cfg->instances_num + 1));
181 cfg->instances = tmp;
183 inst = inst_create (cfg, file);
187 cfg->instances[cfg->instances_num] = inst;
188 cfg->instances_num++;
191 return (inst_add_file (inst, file));
192 } /* }}} int graph_add_file */
194 int graph_get_title (graph_config_t *cfg, /* {{{ */
195 char *buffer, size_t buffer_size)
197 if ((cfg == NULL) || (buffer == NULL) || (buffer_size < 1))
200 if (cfg->title == NULL)
201 cfg->title = ident_to_string (cfg->select);
203 if (cfg->title == NULL)
206 strncpy (buffer, cfg->title, buffer_size);
207 buffer[buffer_size - 1] = 0;
210 } /* }}} int graph_get_title */
212 int graph_get_params (graph_config_t *cfg, /* {{{ */
213 char *buffer, size_t buffer_size)
217 #define COPY_FIELD(field) do { \
218 const char *str = ident_get_##field (cfg->select); \
219 char uri_str[1024]; \
220 uri_escape_copy (uri_str, str, sizeof (uri_str)); \
221 strlcat (buffer, #field, buffer_size); \
222 strlcat (buffer, "=", buffer_size); \
223 strlcat (buffer, uri_str, buffer_size); \
227 strlcat (buffer, ";", buffer_size);
229 strlcat (buffer, ";", buffer_size);
230 COPY_FIELD(plugin_instance);
231 strlcat (buffer, ";", buffer_size);
233 strlcat (buffer, ";", buffer_size);
234 COPY_FIELD(type_instance);
239 } /* }}} int graph_get_params */
241 graph_ident_t *graph_get_selector (graph_config_t *cfg) /* {{{ */
246 return (ident_clone (cfg->select));
247 } /* }}} graph_ident_t *graph_get_selector */
249 graph_def_t *graph_get_defs (graph_config_t *cfg) /* {{{ */
255 } /* }}} graph_def_t *graph_get_defs */
257 int graph_add_def (graph_config_t *cfg, graph_def_t *def) /* {{{ */
261 if ((cfg == NULL) || (def == NULL))
264 if (cfg->defs == NULL)
270 /* Insert in reverse order. This makes the order in the config file and the
271 * order of the DEFs in the graph more natural. Really. */
274 return (def_append (cfg->defs, tmp));
275 } /* }}} int graph_add_def */
277 _Bool graph_matches_ident (graph_config_t *cfg, const graph_ident_t *ident) /* {{{ */
279 if ((cfg == NULL) || (ident == NULL))
282 return (ident_matches (cfg->select, ident));
283 } /* }}} _Bool graph_matches_ident */
285 _Bool graph_matches_field (graph_config_t *cfg, /* {{{ */
286 graph_ident_field_t field, const char *field_value)
288 const char *selector_value;
290 if ((cfg == NULL) || (field_value == NULL))
293 selector_value = ident_get_field (cfg->select, field);
294 if (selector_value == NULL)
297 if (IS_ALL (selector_value) || IS_ANY (selector_value))
299 else if (strcasecmp (selector_value, field_value) == 0)
303 } /* }}} _Bool graph_matches_field */
305 int graph_inst_foreach (graph_config_t *cfg, /* {{{ */
306 inst_callback_t cb, void *user_data)
311 for (i = 0; i < cfg->instances_num; i++)
313 status = (*cb) (cfg->instances[i], user_data);
319 } /* }}} int graph_inst_foreach */
321 graph_instance_t *graph_inst_find_exact (graph_config_t *cfg, /* {{{ */
322 graph_ident_t *ident)
326 if ((cfg == NULL) || (ident == NULL))
329 for (i = 0; i < cfg->instances_num; i++)
330 if (inst_compare_ident (cfg->instances[i], ident) == 0)
331 return (cfg->instances[i]);
334 } /* }}} graph_instance_t *graph_inst_find_exact */
336 graph_instance_t *graph_inst_find_matching (graph_config_t *cfg, /* {{{ */
337 const graph_ident_t *ident)
341 if ((cfg == NULL) || (ident == NULL))
344 for (i = 0; i < cfg->instances_num; i++)
345 if (inst_ident_matches (cfg->instances[i], ident))
346 return (cfg->instances[i]);
349 } /* }}} graph_instance_t *graph_inst_find_matching */
351 int graph_inst_find_all_matching (graph_config_t *cfg, /* {{{ */
352 const graph_ident_t *ident,
353 graph_inst_callback_t callback, void *user_data)
357 if ((cfg == NULL) || (ident == NULL) || (callback == NULL))
360 for (i = 0; i < cfg->instances_num; i++)
364 if (!inst_matches_ident (cfg->instances[i], ident))
367 status = (*callback) (cfg, cfg->instances[i], user_data);
373 } /* }}} int graph_inst_find_all_matching */
375 int graph_inst_search (graph_config_t *cfg, const char *term, /* {{{ */
376 graph_inst_callback_t cb,
383 status = graph_get_title (cfg, buffer, sizeof (buffer));
386 fprintf (stderr, "graph_inst_search: graph_get_title failed\n");
392 if (strstr (buffer, term) != NULL)
394 for (i = 0; i < cfg->instances_num; i++)
396 status = (*cb) (cfg, cfg->instances[i], user_data);
403 for (i = 0; i < cfg->instances_num; i++)
405 if (inst_matches_string (cfg, cfg->instances[i], term))
407 status = (*cb) (cfg, cfg->instances[i], user_data);
415 } /* }}} int graph_inst_search */
417 int graph_inst_search_field (graph_config_t *cfg, /* {{{ */
418 graph_ident_field_t field, const char *field_value,
419 graph_inst_callback_t callback, void *user_data)
422 const char *selector_field;
423 _Bool need_check_instances = 0;
425 if ((cfg == NULL) || (field_value == NULL) || (callback == NULL))
428 if (!graph_matches_field (cfg, field, field_value))
431 selector_field = ident_get_field (cfg->select, field);
432 if (selector_field == NULL)
435 if (IS_ALL (selector_field) || IS_ANY (selector_field))
436 need_check_instances = 1;
438 for (i = 0; i < cfg->instances_num; i++)
442 if (need_check_instances
443 && !inst_matches_field (cfg->instances[i], field, field_value))
446 status = (*callback) (cfg, cfg->instances[i], user_data);
452 } /* }}} int graph_inst_search_field */
454 int graph_compare (graph_config_t *cfg, const graph_ident_t *ident) /* {{{ */
456 if ((cfg == NULL) || (ident == NULL))
459 return (ident_compare (cfg->select, ident));
460 } /* }}} int graph_compare */
462 int graph_clear_instances (graph_config_t *cfg) /* {{{ */
469 for (i = 0; i < cfg->instances_num; i++)
470 inst_destroy (cfg->instances[i]);
471 free (cfg->instances);
472 cfg->instances = NULL;
473 cfg->instances_num = 0;
476 } /* }}} int graph_clear_instances */
478 int graph_get_rrdargs (graph_config_t *cfg, graph_instance_t *inst, /* {{{ */
481 if ((cfg == NULL) || (inst == NULL) || (args == NULL))
484 if (cfg->title != NULL)
486 array_append (args->options, "-t");
487 array_append (args->options, cfg->title);
490 if (cfg->vertical_label != NULL)
492 array_append (args->options, "-v");
493 array_append (args->options, cfg->vertical_label);
498 array_append (args->options, "-l");
499 array_append (args->options, "0");
503 } /* }}} int graph_get_rrdargs */
505 /* vim: set sw=2 sts=2 et fdm=marker : */