#include <time.h>
#include <errno.h>
#include <assert.h>
-#include <limits.h> /* PATH_MAX */
#include "graph_list.h"
+#include "graph_ident.h"
+#include "graph_def.h"
+#include "graph_config.h"
#include "common.h"
+#include "filesystem.h"
#include "utils_params.h"
#include <fcgiapp.h>
#define ANY_TOKEN "/any/"
#define ALL_TOKEN "/all/"
-#if 0
-# define GL_DEBUG(...) do { \
- printf ("Content-Type: text/plain\n\n"); \
- printf (__VA_ARGS__); \
-} while (0)
-#else
-# define GL_DEBUG(...) /**/
-#endif
-
/*
* Data types
*/
-struct graph_ident_s /* {{{ */
+struct gl_ident_stage_s /* {{{ */
{
char *host;
char *plugin;
char *plugin_instance;
char *type;
char *type_instance;
-}; /* }}} struct graph_ident_s */
-
-struct graph_instance_s /* {{{ */
-{
- graph_ident_t select;
-
- graph_ident_t *files;
- size_t files_num;
-
- graph_instance_t *next;
-}; /* }}} struct graph_instance_s */
-
-struct graph_config_s /* {{{ */
-{
- graph_ident_t select;
-
- char *title;
- char *vertical_label;
-
- graph_instance_t *instances;
-
- graph_config_t *next;
-}; /* }}} struct graph_config_s */
+}; /* }}} */
+typedef struct gl_ident_stage_s gl_ident_stage_t;
/*
* Global variables
*/
-static graph_config_t *graph_config_head = NULL;
+static graph_config_t **gl_active = NULL;
+static size_t gl_active_num = 0;
+
+static graph_config_t **gl_staging = NULL;
+static size_t gl_staging_num = 0;
-static graph_ident_t *graph_list = NULL;
-static size_t graph_list_length = 0;
static time_t gl_last_update = 0;
/*
* Private functions
*/
-/* FIXME: These "print_*" functions are used for debugging. They should be
- * removed at some point. */
-static int print_files (const graph_instance_t *inst) /* {{{ */
-{
- size_t i;
-
- for (i = 0; i < inst->files_num; i++)
- {
- graph_ident_t *file = inst->files + i;
-
- printf (" File \"%s/%s-%s/%s-%s\"\n",
- file->host,
- file->plugin, file->plugin_instance,
- file->type, file->type_instance);
- }
-
- return (0);
-} /* }}} int print_instances */
-
-static int print_instances (const graph_config_t *cfg) /* {{{ */
-{
- graph_instance_t *inst;
-
- for (inst = cfg->instances; inst != NULL; inst = inst->next)
- {
- printf (" Instance \"%s/%s-%s/%s-%s\"\n",
- inst->select.host,
- inst->select.plugin, inst->select.plugin_instance,
- inst->select.type, inst->select.type_instance);
-
- print_files (inst);
- }
-
- return (0);
-} /* }}} int print_instances */
-
-static int print_graphs (void) /* {{{ */
-{
- graph_config_t *cfg;
-
- for (cfg = graph_config_head; cfg != NULL; cfg = cfg->next)
- {
- printf ("Graph \"%s/%s-%s/%s-%s\"\n",
- cfg->select.host,
- cfg->select.plugin, cfg->select.plugin_instance,
- cfg->select.type, cfg->select.type_instance);
-
- print_instances (cfg);
- }
-
- return (0);
-} /* }}} int print_graphs */
-
+#if 0
/* "Safe" version of strcmp(3): Either or both pointers may be NULL. */
static int strcmp_s (const char *s1, const char *s2) /* {{{ */
{
return (strcmp (s1, s2));
} /* }}} int strcmp_s */
+#endif
-static _Bool part_matches (const char *sel, const char *val) /* {{{ */
-{
- if ((sel == NULL) && (val == NULL))
- return (1);
-
- if (sel == NULL) /* && (val != NULL) */
- return (0);
-
- if ((strcasecmp (ALL_TOKEN, sel) == 0)
- || (strcasecmp (ANY_TOKEN, sel) == 0))
- return (1);
-
- if (val == NULL) /* && (sel != NULL) */
- return (0);
-
- if (strcmp (sel, val) == 0)
- return (1);
-
- return (0);
-} /* }}} _Bool part_matches */
-
-static _Bool file_matches (const graph_ident_t *sel, /* {{{ */
- const graph_ident_t *val)
-{
- if ((sel == NULL) && (val == NULL))
- return (0);
- else if (sel == NULL)
- return (-1);
- else if (val == NULL)
- return (1);
-
- if (!part_matches (sel->host, val->host))
- return (0);
-
- if (!part_matches (sel->plugin, val->plugin))
- return (0);
-
- if (!part_matches (sel->plugin_instance, val->plugin_instance))
- return (0);
-
- if (!part_matches (sel->type, val->type))
- return (0);
-
- if (!part_matches (sel->type_instance, val->type_instance))
- return (0);
-
- return (1);
-} /* }}} _Bool ident_compare */
-
-/* Free all the pointers contained in the graph_ident_t but don't free the
- * graph_ident_t* itself. */
-static void ident_destroy (graph_ident_t *ident) /* {{{ */
+int gl_add_graph_internal (graph_config_t *cfg, /* {{{ */
+ graph_config_t ***gl_array, size_t *gl_array_num)
{
- if (ident == NULL)
- return;
-
- free (ident->host);
- ident->host = NULL;
- free (ident->plugin);
- ident->plugin = NULL;
- free (ident->plugin_instance);
- ident->plugin_instance = NULL;
- free (ident->type);
- ident->type = NULL;
- free (ident->type_instance);
- ident->type_instance = NULL;
-} /* }}} void ident_destroy */
-
-static void instance_destroy (graph_instance_t *inst) /* {{{ */
-{
- graph_instance_t *next;
- size_t i;
-
- if (inst == NULL)
- return;
-
- next = inst->next;
-
- ident_destroy (&inst->select);
-
- for (i = 0; i < inst->files_num; i++)
- ident_destroy (inst->files + i);
- free (inst->files);
+ graph_config_t **tmp;
- free (inst);
-
- instance_destroy (next);
-} /* }}} void instance_destroy */
-
-static void graph_destroy (graph_config_t *cfg) /* {{{ */
-{
- graph_config_t *next;
+#define ARRAY_PTR (*gl_array)
+#define ARRAY_SIZE (*gl_array_num)
if (cfg == NULL)
- return;
-
- next = cfg->next;
-
- ident_destroy (&cfg->select);
-
- free (cfg->title);
- free (cfg->vertical_label);
-
- instance_destroy (cfg->instances);
-
- graph_destroy (next);
-} /* }}} void graph_destroy */
-
-/*
- * Copy part of an identifier. If the "template" value is ANY_TOKEN, "value" is
- * copied and returned. This function is used when creating graph_instance_t
- * from graph_config_t.
- */
-static char *identifier_copy_part (const char *template, const char *value) /* {{{ */
-{
- if (template == NULL)
- {
- return (NULL);
- }
- else if (strcasecmp (ANY_TOKEN, template) == 0)
- {
- /* ANY in the graph selection => concrete value in the instance. */
- if (value == NULL)
- return (NULL);
- else
- return (strdup (value));
- }
- else if (strcasecmp (ALL_TOKEN, template) == 0)
- {
- /* ALL in the graph selection => ALL in the instance. */
- return (strdup (ALL_TOKEN));
- }
- else
- {
- assert (value != NULL);
- assert (strcmp (template, value) == 0);
- return (strdup (template));
- }
-} /* }}} int identifier_copy_part */
-
-static graph_instance_t *instance_create (graph_config_t *cfg, /* {{{ */
- const graph_ident_t *file)
-{
- graph_instance_t *i;
-
- if ((cfg == NULL) || (file == NULL))
- return (NULL);
-
- i = malloc (sizeof (*i));
- if (i == NULL)
- return (NULL);
- memset (i, 0, sizeof (*i));
-
- i->select.host = identifier_copy_part (cfg->select.host, file->host);
- i->select.plugin = identifier_copy_part (cfg->select.plugin, file->plugin);
- i->select.plugin_instance = identifier_copy_part (cfg->select.plugin_instance,
- file->plugin_instance);
- i->select.type = identifier_copy_part (cfg->select.type, file->type);
- i->select.type_instance = identifier_copy_part (cfg->select.type_instance,
- file->type_instance);
-
- i->files = NULL;
- i->files_num = 0;
-
- i->next = NULL;
-
- if (cfg->instances == NULL)
- cfg->instances = i;
- else
- {
- graph_instance_t *last;
-
- last = cfg->instances;
- while (last->next != NULL)
- last = last->next;
-
- last->next = i;
- }
-
- return (i);
-} /* }}} graph_instance_t *instance_create */
-
-static int instance_add_file (graph_instance_t *inst, /* {{{ */
- const graph_ident_t *file)
-{
- graph_ident_t *tmp;
+ return (EINVAL);
- tmp = realloc (inst->files, sizeof (*inst->files) * (inst->files_num + 1));
+ tmp = realloc (ARRAY_PTR, sizeof (*ARRAY_PTR) * (ARRAY_SIZE + 1));
if (tmp == NULL)
return (ENOMEM);
- inst->files = tmp;
- tmp = inst->files + inst->files_num;
-
- memset (tmp, 0, sizeof (*tmp));
- tmp->host = strdup (file->host);
- tmp->plugin = strdup (file->plugin);
- if (file->plugin_instance != NULL)
- tmp->plugin_instance = strdup (file->plugin_instance);
- else
- tmp->plugin_instance = NULL;
- tmp->type = strdup (file->type);
- if (file->type_instance != NULL)
- tmp->type_instance = strdup (file->type_instance);
- else
- tmp->type_instance = NULL;
-
- inst->files_num++;
-
- return (0);
-} /* }}} int instance_add_file */
-
-static graph_instance_t *graph_find_instance (graph_config_t *cfg, /* {{{ */
- const graph_ident_t *file)
-{
- graph_instance_t *i;
-
- if ((cfg == NULL) || (file == NULL))
- return (NULL);
-
- for (i = cfg->instances; i != NULL; i = i->next)
- if (file_matches (&i->select, file))
- return (i);
-
- return (NULL);
-} /* }}} graph_instance_t *graph_find_instance */
-
-static int graph_add_file (graph_config_t *cfg, const graph_ident_t *file) /* {{{ */
-{
- graph_instance_t *inst;
-
- inst = graph_find_instance (cfg, file);
- if (inst == NULL)
- {
- inst = instance_create (cfg, file);
- if (inst == NULL)
- return (ENOMEM);
- }
-
- return (instance_add_file (inst, file));
-} /* }}} int graph_add_file */
-
-static int graph_append (graph_config_t *cfg) /* {{{ */
-{
- graph_config_t *last;
-
- if (cfg == NULL)
- return (EINVAL);
-
- if (graph_config_head == NULL)
- {
- graph_config_head = cfg;
- return (0);
- }
+ ARRAY_PTR = tmp;
- last = graph_config_head;
- while (last->next != NULL)
- last = last->next;
+ ARRAY_PTR[ARRAY_SIZE] = cfg;
+ ARRAY_SIZE++;
- last->next = cfg;
+#undef ARRAY_SIZE
+#undef ARRAY_PTR
return (0);
-} /* }}} int graph_append */
-
-static int graph_create_from_file (const graph_ident_t *file) /* {{{ */
-{
- graph_config_t *cfg;
-
- cfg = malloc (sizeof (*cfg));
- if (cfg == NULL)
- return (ENOMEM);
- memset (cfg, 0, sizeof (*cfg));
-
- cfg->select.host = strdup (file->host);
- cfg->select.plugin = strdup (file->plugin);
- cfg->select.plugin_instance = strdup (file->plugin_instance);
- cfg->select.type = strdup (file->type);
- cfg->select.type_instance = strdup (file->type_instance);
-
- cfg->title = NULL;
- cfg->vertical_label = NULL;
- cfg->instances = NULL;
- cfg->next = NULL;
+} /* }}} int gl_add_graph_internal */
- graph_append (cfg);
-
- return (graph_add_file (cfg, file));
-} /* }}} int graph_create_from_file */
-
-static int register_file (const graph_ident_t *file) /* {{{ */
+static int gl_register_file (const graph_ident_t *file, /* {{{ */
+ __attribute__((unused)) void *user_data)
{
graph_config_t *cfg;
int num_graphs = 0;
+ size_t i;
- for (cfg = graph_config_head; cfg != NULL; cfg = cfg->next)
+ for (i = 0; i < gl_active_num; i++)
{
+ graph_config_t *cfg = gl_active[i];
int status;
- if (!file_matches (&cfg->select, file))
+ if (!graph_matches (cfg, file))
continue;
status = graph_add_file (cfg, file);
}
if (num_graphs == 0)
- graph_create_from_file (file);
-
- return (0);
-} /* }}} int register_file */
-
-static int FIXME_graph_create_from_file (const graph_ident_t *file, /* {{{ */
- const char *title)
-{
- graph_config_t *cfg;
-
- cfg = malloc (sizeof (*cfg));
- if (cfg == NULL)
- return (ENOMEM);
- memset (cfg, 0, sizeof (*cfg));
-
- cfg->select.host = strdup (file->host);
- cfg->select.plugin = strdup (file->plugin);
- cfg->select.plugin_instance = strdup (file->plugin_instance);
- cfg->select.type = strdup (file->type);
- cfg->select.type_instance = strdup (file->type_instance);
-
- cfg->title = NULL;
- if (title != NULL)
- cfg->title = strdup (title);
- cfg->vertical_label = NULL;
- cfg->instances = NULL;
- cfg->next = NULL;
-
- graph_append (cfg);
-
- return (0);
-} /* }}} int FIXME_graph_create_from_file */
-
-/* FIXME: Actually read the config file here. */
-static int read_graph_config (void) /* {{{ */
-{
- if (graph_config_head != NULL)
- return (0);
-
- graph_ident_t ident;
-
-
- ident.host = ANY_TOKEN;
- ident.plugin = "cpu";
- ident.plugin_instance = ANY_TOKEN;
- ident.type = "cpu";
- ident.type_instance = ALL_TOKEN;
- FIXME_graph_create_from_file (&ident, "CPU {instance} usage");
-
- ident.plugin = "memory";
- ident.plugin_instance = "";
- ident.type = "memory";
- FIXME_graph_create_from_file (&ident, "Memory usage");
-
- ident.plugin = "swap";
- ident.plugin_instance = "";
- ident.type = "swap";
- FIXME_graph_create_from_file (&ident, "Swap");
-
- ident.plugin = ANY_TOKEN;
- ident.plugin_instance = ANY_TOKEN;
- ident.type = "ps_state";
- FIXME_graph_create_from_file (&ident, "Processes");
-
- ident.host = ALL_TOKEN;
- ident.plugin = "cpu";
- ident.plugin_instance = ALL_TOKEN;
- ident.type = "cpu";
- ident.type_instance = "idle";
- FIXME_graph_create_from_file (&ident, "CPU idle overview");
-
- return (0);
-} /* }}} int read_graph_config */
-
-static int gl_compare (const void *p0, const void *p1) /* {{{ */
-{
- const graph_ident_t *gl0 = p0;
- const graph_ident_t *gl1 = p1;
- int status;
-
- status = strcmp (gl0->host, gl1->host);
- if (status != 0)
- return (status);
-
- status = strcmp (gl0->plugin, gl1->plugin);
- if (status != 0)
- return (status);
-
- status = strcmp_s (gl0->plugin_instance, gl1->plugin_instance);
- if (status != 0)
- return (status);
-
- status = strcmp (gl0->type, gl1->type);
- if (status != 0)
- return (status);
-
- return (strcmp_s (gl0->type_instance, gl1->type_instance));
-} /* }}} int gl_compare */
-
-static void gl_clear_entry (graph_ident_t *gl) /* {{{ */
-{
- if (gl == NULL)
- return;
-
- free (gl->host);
- free (gl->plugin);
- free (gl->plugin_instance);
- free (gl->type);
- free (gl->type_instance);
-
- gl->host = NULL;
- gl->plugin = NULL;
- gl->plugin_instance = NULL;
- gl->type = NULL;
- gl->type_instance = NULL;
-} /* }}} void gl_clear_entry */
-
-static void gl_clear (void) /* {{{ */
-{
- size_t i;
- graph_config_t *cfg;
-
- cfg = graph_config_head;
- graph_config_head = NULL;
- graph_destroy (cfg);
-
- for (i = 0; i < graph_list_length; i++)
- gl_clear_entry (graph_list + i);
-
- free (graph_list);
- graph_list = NULL;
- graph_list_length = 0;
- gl_last_update = 0;
-} /* }}} void gl_clear */
-
-static int gl_add_copy (graph_ident_t *gl) /* {{{ */
-{
- graph_ident_t *ptr;
- int status;
-
- if (gl == NULL)
- return (EINVAL);
-
- ptr = realloc (graph_list, sizeof (*graph_list) * (graph_list_length + 1));
- if (ptr == NULL)
- return (ENOMEM);
- graph_list = ptr;
-
- ptr = graph_list + graph_list_length;
- memset (ptr, 0, sizeof (*ptr));
- ptr->host = NULL;
- ptr->plugin = NULL;
- ptr->plugin_instance = NULL;
- ptr->type = NULL;
- ptr->type_instance = NULL;
-
-#define DUP_OR_BREAK(member) do { \
- ptr->member = NULL; \
- if (gl->member != NULL) \
- { \
- ptr->member = strdup (gl->member); \
- if (ptr->member == NULL) \
- break; \
- } \
-} while (0)
-
- status = ENOMEM;
- do
- {
- DUP_OR_BREAK(host);
- DUP_OR_BREAK(plugin);
- DUP_OR_BREAK(plugin_instance);
- DUP_OR_BREAK(type);
- DUP_OR_BREAK(type_instance);
-
- status = 0;
- } while (0);
-
-#undef DUP_OR_BREAK
-
- if (status != 0)
{
- free (ptr->host);
- free (ptr->plugin);
- free (ptr->plugin_instance);
- free (ptr->type);
- free (ptr->type_instance);
- return (status);
+ cfg = graph_create (file);
+ gl_add_graph_internal (cfg, &gl_active, &gl_active_num);
+ graph_add_file (cfg, file);
}
- graph_list_length++;
return (0);
-} /* }}} int gl_add_copy */
-
-static int callback_type (const char *type, void *user_data) /* {{{ */
-{
- graph_ident_t *gl;
- int status;
-
- if ((type == NULL) || (user_data == NULL))
- return (EINVAL);
-
- gl = user_data;
- if ((gl->type != NULL) || (gl->type_instance != NULL))
- return (EINVAL);
-
- gl->type = strdup (type);
- if (gl->type == NULL)
- return (ENOMEM);
-
- gl->type_instance = strchr (gl->type, '-');
- if (gl->type_instance != NULL)
- {
- *gl->type_instance = 0;
- gl->type_instance++;
- }
- else
- {
- gl->type_instance = gl->type + strlen (gl->type);
- }
-
- register_file (gl);
-
- status = gl_add_copy (gl);
-
- free (gl->type);
- gl->type = NULL;
- gl->type_instance = NULL;
-
- return (status);
-} /* }}} int callback_type */
-
-static int callback_plugin (const char *plugin, void *user_data) /* {{{ */
-{
- graph_ident_t *gl;
- int status;
-
- if ((plugin == NULL) || (user_data == NULL))
- return (EINVAL);
-
- gl = user_data;
- if ((gl->plugin != NULL) || (gl->plugin_instance != NULL))
- return (EINVAL);
-
- gl->plugin = strdup (plugin);
- if (gl->plugin == NULL)
- return (ENOMEM);
-
- gl->plugin_instance = strchr (gl->plugin, '-');
- if (gl->plugin_instance != NULL)
- {
- *gl->plugin_instance = 0;
- gl->plugin_instance++;
- }
- else
- {
- gl->plugin_instance = gl->plugin + strlen (gl->plugin);
- }
-
- status = foreach_type (gl->host, plugin, callback_type, gl);
-
- free (gl->plugin);
- gl->plugin = NULL;
- gl->plugin_instance = NULL;
-
- return (status);
-} /* }}} int callback_plugin */
-
-static int callback_host (const char *host, void *user_data) /* {{{ */
-{
- graph_ident_t *gl;
- int status;
-
- if ((host == NULL) || (user_data == NULL))
- return (EINVAL);
-
- gl = user_data;
- if (gl->host != NULL)
- return (EINVAL);
-
- gl->host = strdup (host);
- if (gl->host == NULL)
- return (ENOMEM);
-
- status = foreach_plugin (host, callback_plugin, gl);
-
- free (gl->host);
- gl->host = NULL;
-
- return (status);
-} /* }}} int callback_host */
+} /* }}} int gl_register_file */
static const char *get_part_from_param (const char *prim_key, /* {{{ */
const char *sec_key)
return (param (sec_key));
} /* }}} const char *get_part_from_param */
-int gl_ident_get_rrdargs (graph_config_t *cfg, /* {{{ */
- graph_instance_t *inst,
- graph_ident_t *ident,
- str_array_t *args)
+static int gl_clear_instances (void) /* {{{ */
{
- char *file;
- char **dses = NULL;
- size_t dses_num = 0;
- int status;
size_t i;
- if ((cfg == NULL) || (inst == NULL) || (ident == NULL) || (args == NULL))
- return (EINVAL);
-
- file = ident_to_file (ident);
- if (file == NULL)
- {
- GL_DEBUG ("gl_ident_get_rrdargs: ident_to_file returned NULL.\n");
- return (-1);
- }
-
- GL_DEBUG ("gl_ident_get_rrdargs: file = %s;\n", file);
-
- status = ds_list_from_rrd_file (file, &dses_num, &dses);
- if (status != 0)
- {
- free (file);
- return (status);
- }
-
- for (i = 0; i < dses_num; i++)
- {
- int index;
-
- GL_DEBUG ("gl_ident_get_rrdargs: ds[%lu] = %s;\n", (unsigned long) i, dses[i]);
-
- index = array_argc (args);
-
- /* CDEFs */
- array_append_format (args, "DEF:def_%04i_min=%s:%s:MIN",
- index, file, dses[i]);
- array_append_format (args, "DEF:def_%04i_avg=%s:%s:AVERAGE",
- index, file, dses[i]);
- array_append_format (args, "DEF:def_%04i_max=%s:%s:MAX",
- index, file, dses[i]);
- /* VDEFs */
- array_append_format (args, "VDEF:vdef_%04i_min=def_%04i_min,MINIMUM",
- index, index);
- array_append_format (args, "VDEF:vdef_%04i_avg=def_%04i_avg,AVERAGE",
- index, index);
- array_append_format (args, "VDEF:vdef_%04i_max=def_%04i_max,MAXIMUM",
- index, index);
- array_append_format (args, "VDEF:vdef_%04i_lst=def_%04i_avg,LAST",
- index, index);
-
- /* Graph part */
- array_append_format (args, "LINE1:def_%04i_avg#%06"PRIx32":%s",
- index, get_random_color (), dses[i]);
- array_append_format (args, "GPRINT:vdef_%04i_min:%%lg min,", index);
- array_append_format (args, "GPRINT:vdef_%04i_avg:%%lg avg,", index);
- array_append_format (args, "GPRINT:vdef_%04i_max:%%lg max,", index);
- array_append_format (args, "GPRINT:vdef_%04i_lst:%%lg last\\l", index);
-
- free (dses[i]);
- }
- free (dses);
-
- free (file);
+ for (i = 0; i < gl_active_num; i++)
+ graph_clear_instances (gl_active[i]);
return (0);
-} /* }}} int gl_ident_get_rrdargs */
+} /* }}} int gl_clear_instances */
+
/*
* Global functions
*/
-char *ident_to_file (const graph_ident_t *ident) /* {{{ */
+int gl_add_graph (graph_config_t *cfg) /* {{{ */
{
- char buffer[PATH_MAX];
-
- buffer[0] = 0;
-
- strlcat (buffer, DATA_DIR, sizeof (buffer));
- strlcat (buffer, "/", sizeof (buffer));
+ return (gl_add_graph_internal (cfg, &gl_staging, &gl_staging_num));
+} /* }}} int gl_add_graph */
- strlcat (buffer, ident->host, sizeof (buffer));
- strlcat (buffer, "/", sizeof (buffer));
- strlcat (buffer, ident->plugin, sizeof (buffer));
- if (ident->plugin_instance[0] != 0)
- {
- strlcat (buffer, "-", sizeof (buffer));
- strlcat (buffer, ident->plugin_instance, sizeof (buffer));
- }
- strlcat (buffer, "/", sizeof (buffer));
- strlcat (buffer, ident->type, sizeof (buffer));
- if (ident->type_instance[0] != 0)
- {
- strlcat (buffer, "-", sizeof (buffer));
- strlcat (buffer, ident->type_instance, sizeof (buffer));
- }
-
- strlcat (buffer, ".rrd", sizeof (buffer));
-
- return (strdup (buffer));
-} /* }}} char *ident_to_file */
-
-int gl_instance_get_params (graph_config_t *cfg, graph_instance_t *inst, /* {{{ */
- char *buffer, size_t buffer_size)
+int graph_config_submit (void) /* {{{ */
{
- if ((inst == NULL) || (buffer == NULL) || (buffer_size < 1))
- return (EINVAL);
-
- buffer[0] = 0;
-
-#define COPY_FIELD(field) do { \
- if (strcmp (cfg->select.field, inst->select.field) == 0) \
- { \
- strlcat (buffer, #field, buffer_size); \
- strlcat (buffer, "=", buffer_size); \
- strlcat (buffer, cfg->select.field, buffer_size); \
- } \
- else \
- { \
- strlcat (buffer, "graph_", buffer_size); \
- strlcat (buffer, #field, buffer_size); \
- strlcat (buffer, "=", buffer_size); \
- strlcat (buffer, cfg->select.field, buffer_size); \
- strlcat (buffer, ";", buffer_size); \
- strlcat (buffer, "inst_", buffer_size); \
- strlcat (buffer, #field, buffer_size); \
- strlcat (buffer, "=", buffer_size); \
- strlcat (buffer, inst->select.field, buffer_size); \
- } \
-} while (0)
-
- COPY_FIELD(host);
- strlcat (buffer, ";", buffer_size);
- COPY_FIELD(plugin);
- strlcat (buffer, ";", buffer_size);
- COPY_FIELD(plugin_instance);
- strlcat (buffer, ";", buffer_size);
- COPY_FIELD(type);
- strlcat (buffer, ";", buffer_size);
- COPY_FIELD(type_instance);
-
-#undef COPY_FIELD
+ graph_config_t **old;
+ size_t old_num;
+ size_t i;
- return (0);
-} /* }}} int gl_instance_get_params */
+ old = gl_active;
+ old_num = gl_active_num;
-graph_instance_t *inst_get_selected (graph_config_t *cfg) /* {{{ */
-{
- const char *host = get_part_from_param ("inst_host", "host");
- const char *plugin = get_part_from_param ("inst_plugin", "plugin");
- const char *plugin_instance = get_part_from_param ("inst_plugin_instance", "plugin_instance");
- const char *type = get_part_from_param ("inst_type", "type");
- const char *type_instance = get_part_from_param ("inst_type_instance", "type_instance");
- graph_instance_t *inst;
+ gl_active = gl_staging;
+ gl_active_num = gl_staging_num;
- if (cfg == NULL)
- cfg = graph_get_selected ();
+ gl_staging = NULL;
+ gl_staging_num = 0;
- if (cfg == NULL)
+ for (i = 0; i < old_num; i++)
{
- GL_DEBUG ("inst_get_selected: cfg == NULL;\n");
- return (NULL);
+ graph_destroy (old[i]);
+ old[i] = NULL;
}
+ free (old);
- if ((host == NULL)
- || (plugin == NULL) || (plugin_instance == NULL)
- || (type == NULL) || (type_instance == NULL))
- {
- GL_DEBUG ("inst_get_selected: A parameter is NULL.\n");
- return (NULL);
- }
-
- for (inst = cfg->instances; inst != NULL; inst = inst->next)
- {
- if ((strcmp (inst->select.host, host) != 0)
- || (strcmp (inst->select.plugin, plugin) != 0)
- || (strcmp (inst->select.plugin_instance, plugin_instance) != 0)
- || (strcmp (inst->select.type, type) != 0)
- || (strcmp (inst->select.type_instance, type_instance) != 0))
- continue;
-
- return (inst);
- }
-
- GL_DEBUG ("inst_get_selected: No match found.\n");
- return (NULL);
-} /* }}} graph_instance_t *inst_get_selected */
+ return (0);
+} /* }}} int graph_config_submit */
int gl_graph_get_all (gl_cfg_callback callback, /* {{{ */
void *user_data)
{
- graph_config_t *cfg;
+ size_t i;
if (callback == NULL)
return (EINVAL);
gl_update ();
- for (cfg = graph_config_head; cfg != NULL; cfg = cfg->next)
+ for (i = 0; i < gl_active_num; i++)
{
int status;
- status = (*callback) (cfg, user_data);
+ status = (*callback) (gl_active[i], user_data);
if (status != 0)
return (status);
}
const char *plugin_instance = get_part_from_param ("graph_plugin_instance", "plugin_instance");
const char *type = get_part_from_param ("graph_type", "type");
const char *type_instance = get_part_from_param ("graph_type_instance", "type_instance");
- graph_config_t *cfg;
+ graph_ident_t *ident;
+ size_t i;
if ((host == NULL)
|| (plugin == NULL) || (plugin_instance == NULL)
|| (type == NULL) || (type_instance == NULL))
- {
- printf ("Content-Type: text/plain\n\n");
- printf ("graph_get_selected(): A param is NULL.\n");
return (NULL);
- }
+
+ ident = ident_create (host, plugin, plugin_instance, type, type_instance);
gl_update ();
- for (cfg = graph_config_head; cfg != NULL; cfg = cfg->next)
+ for (i = 0; i < gl_active_num; i++)
{
- if ((strcmp (cfg->select.host, host) != 0)
- || (strcmp (cfg->select.plugin, plugin) != 0)
- || (strcmp (cfg->select.plugin_instance, plugin_instance) != 0)
- || (strcmp (cfg->select.type, type) != 0)
- || (strcmp (cfg->select.type_instance, type_instance) != 0))
+ if (graph_compare (gl_active[i], ident) != 0)
continue;
- return (cfg);
+ ident_destroy (ident);
+ return (gl_active[i]);
}
- printf ("Content-Type: text/plain\n\n");
- printf ("graph_get_selected(): No matching graph found.\n");
-
+ ident_destroy (ident);
return (NULL);
} /* }}} graph_config_t *graph_get_selected */
+/* gl_instance_get_all, gl_graph_instance_get_all {{{ */
+struct gl_inst_callback_data /* {{{ */
+{
+ graph_config_t *cfg;
+ gl_inst_callback callback;
+ void *user_data;
+}; /* }}} struct gl_inst_callback_data */
+
+static int gl_inst_callback_handler (graph_instance_t *inst, /* {{{ */
+ void *user_data)
+{
+ struct gl_inst_callback_data *data = user_data;
+
+ return ((*data->callback) (data->cfg, inst, data->user_data));
+} /* }}} int gl_inst_callback_handler */
+
int gl_graph_instance_get_all (graph_config_t *cfg, /* {{{ */
gl_inst_callback callback, void *user_data)
{
- graph_instance_t *inst;
+ struct gl_inst_callback_data data =
+ {
+ cfg,
+ callback,
+ user_data
+ };
if ((cfg == NULL) || (callback == NULL))
return (EINVAL);
- for (inst = cfg->instances; inst != NULL; inst = inst->next)
- {
- int status;
-
- status = (*callback) (cfg, inst, user_data);
- if (status != 0)
- return (status);
- }
-
- return (0);
+ return (inst_foreach (gl_graph_get_instances (cfg),
+ gl_inst_callback_handler, &data));
} /* }}} int gl_graph_instance_get_all */
-int gl_graph_get_title (graph_config_t *cfg, /* {{{ */
- char *buffer, size_t buffer_size)
-{
- if ((cfg == NULL) || (buffer == NULL) || (buffer_size < 1))
- return (EINVAL);
-
- buffer[0] = 0;
- strlcat (buffer, cfg->select.host, buffer_size);
- strlcat (buffer, "/", buffer_size);
- strlcat (buffer, cfg->select.plugin, buffer_size);
- if (cfg->select.plugin_instance[0] != 0)
- {
- strlcat (buffer, "-", buffer_size);
- strlcat (buffer, cfg->select.plugin_instance, buffer_size);
- }
- strlcat (buffer, "/", buffer_size);
- strlcat (buffer, cfg->select.type, buffer_size);
- if (cfg->select.type_instance[0] != 0)
- {
- strlcat (buffer, "-", buffer_size);
- strlcat (buffer, cfg->select.type_instance, buffer_size);
- }
-
- return (0);
-} /* }}} int gl_graph_get_title */
-
int gl_instance_get_all (gl_inst_callback callback, /* {{{ */
void *user_data)
{
- graph_config_t *cfg;
-
- gl_update ();
-
- for (cfg = graph_config_head; cfg != NULL; cfg = cfg->next)
- {
- graph_instance_t *inst;
-
- for (inst = cfg->instances; inst != NULL; inst = inst->next)
- {
- int status;
-
- status = (*callback) (cfg, inst, user_data);
- if (status != 0)
- return (status);
- }
- }
-
- return (0);
-} /* }}} int gl_instance_get_all */
-
-int gl_instance_get_rrdargs (graph_config_t *cfg, /* {{{ */
- graph_instance_t *inst,
- str_array_t *args)
-{
size_t i;
- if ((cfg == NULL) || (inst == NULL) || (args == NULL))
- return (EINVAL);
-
- if (cfg->title != NULL)
- {
- array_append (args, "-t");
- array_append (args, cfg->title);
- }
+ gl_update ();
- for (i = 0; i < inst->files_num; i++)
+ for (i = 0; i < gl_active_num; i++)
{
int status;
- status = gl_ident_get_rrdargs (cfg, inst, inst->files + i, args);
+ status = gl_graph_instance_get_all (gl_active[i], callback, user_data);
if (status != 0)
return (status);
}
return (0);
-} /* }}} int gl_instance_get_rrdargs */
-
-/* DELETEME */
+} /* }}} int gl_instance_get_all */
+/* }}} gl_instance_get_all, gl_graph_instance_get_all */
int gl_update (void) /* {{{ */
{
time_t now;
- graph_ident_t gl;
+ gl_ident_stage_t gl;
int status;
/*
if ((gl_last_update + UPDATE_INTERVAL) >= now)
return (0);
- gl_clear ();
-
- read_graph_config ();
+ graph_read_config ();
memset (&gl, 0, sizeof (gl));
gl.host = NULL;
gl.type = NULL;
gl.type_instance = NULL;
- status = foreach_host (callback_host, &gl);
-
- /* print_graphs (); */
+ gl_clear_instances ();
+ status = fs_scan (/* callback = */ gl_register_file, /* user data = */ NULL);
- if (graph_list_length > 1)
- qsort (graph_list, graph_list_length, sizeof (*graph_list), gl_compare);
+ gl_last_update = now;
return (status);
} /* }}} int gl_update */
-int gl_foreach (gl_callback callback, void *user_data) /* {{{ */
-{
- size_t i;
-
- for (i = 0; i < graph_list_length; i++)
- {
- int status;
-
- status = (*callback) ((void *) (graph_list + i), user_data);
- if (status != 0)
- return (status);
- }
-
- return (0);
-} /* }}} int gl_foreach */
-
/* vim: set sw=2 sts=2 et fdm=marker : */