index b7fe03dd7c7a43c47c4061dfbd51b924e4c5fe82..c7de237d2f03993ebdb4a396cc43120adbf50435 100644 (file)
+/**
+ * collection4 - action_show_instance.c
+ * Copyright (C) 2010 Florian octo Forster
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301 USA
+ *
+ * Authors:
+ * Florian octo Forster <ff at octo.it>
+ **/
+
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#define MAX_SHOW_GRAPHS 10
+#define SGD_FORMAT_JSON 0
+#define SGD_FORMAT_RRD 1
+
struct show_graph_data_s
{
graph_config_t *cfg;
graph_instance_t *inst;
int graph_count;
+ int format;
};
typedef struct show_graph_data_s show_graph_data_t;
char *str_html = html_escape (str);
if (field_name != NULL)
- printf ("<a href=\"%s?action=list_graphs;q=%s:%s\">%s</a>",
+ printf ("<a href=\"%s?action=search;q=%s:%s\">%s</a>",
script_name (), field_name, str_html, str_html);
else
- printf ("<a href=\"%s?action=list_graphs;q=%s\">%s</a>",
+ printf ("<a href=\"%s?action=search;q=%s\">%s</a>",
script_name (), str_html, str_html);
free (str_html);
@@ -109,8 +136,12 @@ static int show_time_selector (__attribute__((unused)) void *user_data) /* {{{ *
" <option value=\"-604800\">Week</option>\n"
" <option value=\"-2678400\">Month</option>\n"
" <option value=\"-31622400\">Year</option>\n"
- " </select>\n"
- " <input type=\"submit\" name=\"button\" value=\"Go\" />\n");
+ " </select><br />\n");
+ printf (" <input id=\"format-json\" type=\"radio\" name=\"format\" value=\"JSON\" checked=\"checked\" />"
+ "<label for=\"format-json\"> JavaScript</label><br />\n"
+ " <input id=\"format-rrd\" type=\"radio\" name=\"format\" value=\"RRD\" />"
+ "<label for=\"format-rrd\"> RRDtool</label>\n<br />");
+ printf (" <input type=\"submit\" name=\"button\" value=\"Go\" />\n");
printf ("</form>\n");
@@ -119,69 +150,138 @@ static int show_time_selector (__attribute__((unused)) void *user_data) /* {{{ *
return (0);
} /* }}} int show_time_selector */
-static int show_instance_list_cb (graph_instance_t *inst, /* {{{ */
- void *user_data)
+static int left_menu (void *user_data) /* {{{ */
{
show_graph_data_t *data = user_data;
- char descr[128];
char params[1024];
+ graph_instance_t *inst;
+ graph_ident_t *ident;
+ const char *host;
- memset (descr, 0, sizeof (descr));
- inst_describe (data->cfg, inst, descr, sizeof (descr));
- html_escape_buffer (descr, sizeof (descr));
+ memset (params, 0, sizeof (params));
+ graph_get_params (data->cfg, params, sizeof (params));
+ html_escape_buffer (params, sizeof (params));
- if (inst == data->inst)
+ inst = inst_get_selected (data->cfg);
+ ident = inst_get_selector (inst);
+ host = ident_get_host (ident);
+ if (IS_ANY (host))
+ host = NULL;
+
+ printf ("\n<ul class=\"menu left\">\n"
+ " <li><a href=\"%s?action=show_graph;%s\">All instances</a></li>\n"
+ " <li><a href=\"%s?action=list_graphs\">All graphs</a></li>\n",
+ script_name (), params,
+ script_name ());
+ if (host != NULL)
{
- printf (" <li class=\"instance\"><strong>%s</strong></li>\n", descr);
- return (0);
- }
+ char host_html[1024];
+ char host_uri[1024];
- memset (params, 0, sizeof (params));
- inst_get_params (data->cfg, inst, params, sizeof (params));
- html_escape_buffer (params, sizeof (params));
+ html_escape_copy (host_html, host, sizeof (host_html));
+ uri_escape_copy (host_uri, host, sizeof (host_uri));
+
+ printf (" <li><a href=\"%s?action=search;q=host:%s\">Host "%s"</a></li>\n",
+ script_name (), host_uri, host_html);
+ }
+ printf ("</ul>\n");
- printf (" <li class=\"instance\">"
- "<a href=\"%s?action=show_instance;%s\">%s</a></li>\n",
- script_name (), params, descr);
+ host = NULL;
+ ident_destroy (ident);
return (0);
-} /* }}} int show_instance_list_cb */
+} /* }}} int left_menu */
-static int show_instance_list (void *user_data) /* {{{ */
+static int show_instance_json (graph_config_t *cfg, /* {{{ */
+ graph_instance_t *inst,
+ long begin, long end, int index)
{
- show_graph_data_t *data = user_data;
- char title[128];
- char params[1024];
+ yajl_gen_config handler_config;
+ yajl_gen handler;
+ const unsigned char *json_buffer;
+ unsigned int json_buffer_length;
- memset (title, 0, sizeof (title));
- graph_get_title (data->cfg, title, sizeof (title));
- html_escape_buffer (title, sizeof (title));
+ graph_ident_t *graph_selector;
+ graph_ident_t *inst_selector;
- memset (params, 0, sizeof (params));
- graph_get_params (data->cfg, params, sizeof (params));
- html_escape_buffer (params, sizeof (params));
+ graph_selector = graph_get_selector (cfg);
+ if (graph_selector == NULL)
+ return (ENOMEM);
+
+ inst_selector = inst_get_selector (inst);
+ if (inst_selector == NULL)
+ {
+ ident_destroy (inst_selector);
+ return (ENOMEM);
+ }
+
+ memset (&handler_config, 0, sizeof (handler_config));
+ handler_config.beautify = 1;
+ handler_config.indentString = " ";
+
+ handler = yajl_gen_alloc2 (/* callback = */ NULL,
+ &handler_config,
+ /* alloc functions = */ NULL,
+ /* context = */ NULL);
+ if (handler == NULL)
+ {
+ ident_destroy (inst_selector);
+ ident_destroy (graph_selector);
+ return (-1);
+ }
+
+ yajl_gen_map_open (handler);
+
+ yajl_gen_string (handler,
+ (unsigned char *) "graph_selector",
+ (unsigned int) strlen ("graph_selector"));
+ ident_to_json (graph_selector, handler);
+ ident_destroy (graph_selector);
+
+ yajl_gen_string (handler,
+ (unsigned char *) "instance_selector",
+ (unsigned int) strlen ("instance_selector"));
+ ident_to_json (inst_selector, handler);
+ ident_destroy (inst_selector);
+
+ yajl_gen_string (handler,
+ (unsigned char *) "begin",
+ (unsigned int) strlen ("begin"));
+ yajl_gen_integer (handler, begin);
+
+ yajl_gen_string (handler,
+ (unsigned char *) "end",
+ (unsigned int) strlen ("end"));
+ yajl_gen_integer (handler, end);
+
+ yajl_gen_map_close (handler);
- printf ("<ul class=\"graph_list\">\n"
- " <li class=\"graph\"><a href=\"%s?action=show_instance;%s\">%s</a>\n"
- " <ul class=\"instance_list\">\n",
- script_name (), params, title);
+ json_buffer = NULL;
+ json_buffer_length = 0;
+ yajl_gen_get_buf (handler, &json_buffer, &json_buffer_length);
- graph_inst_foreach (data->cfg, show_instance_list_cb, user_data);
+ if (json_buffer == NULL)
+ {
+ yajl_gen_free (handler);
+ return (EINVAL);
+ }
- printf (" </ul>\n"
- "</ul>\n");
+ printf ("<div id=\"c4-graph%i\" class=\"graph-json\"></div>\n", index);
+ printf ("<script type=\"text/javascript\">c4.instances[%i] = %s;</script>\n",
+ index, (const char *) json_buffer);
+ yajl_gen_free (handler);
return (0);
-} /* }}} int show_instance_list */
+} /* }}} int show_instance_json */
-static int show_instance_cb (graph_config_t *cfg, /* {{{ */
+static int show_instance_rrdtool (graph_config_t *cfg, /* {{{ */
graph_instance_t *inst,
- void *user_data)
+ long begin, long end, int index)
{
- show_graph_data_t *data = user_data;
char title[128];
char descr[128];
char params[1024];
+ char time_params[128];
memset (title, 0, sizeof (title));
graph_get_title (cfg, title, sizeof (title));
inst_get_params (cfg, inst, params, sizeof (params));
html_escape_buffer (params, sizeof (params));
- printf ("<h3>Instance "%s"</h3>\n", descr);
+ snprintf (time_params, sizeof (time_params), ";begin=%li;end=%li",
+ begin, end);
+ time_params[sizeof (time_params) - 1] = 0;
- show_breadcrump (cfg, inst);
-
- if (data->graph_count < MAX_SHOW_GRAPHS)
- printf ("<div class=\"graph-img\"><img src=\"%s?action=graph;%s\" "
+ if (index < MAX_SHOW_GRAPHS)
+ printf ("<div class=\"graph-img\"><img src=\"%s?action=graph;%s%s\" "
"title=\"%s / %s\" /></div>\n",
- script_name (), params, title, descr);
+ script_name (), params, time_params, title, descr);
else
printf ("<a href=\"%s?action=show_instance;%s\">Show graph "
""%s / %s"</a>\n",
script_name (), params, title, descr);
+#if 0
+ printf ("<div><a href=\"%s?action=instance_data_json;%s%s\">"
+ "Get graph data as JSON</a></div>\n",
+ script_name (), params, time_params);
+#endif
+
+ return (0);
+} /* }}} int show_instance_rrdtool */
+
+static int show_instance_cb (graph_config_t *cfg, /* {{{ */
+ graph_instance_t *inst,
+ void *user_data)
+{
+ show_graph_data_t *data = user_data;
+ char descr[128];
+
+ long begin;
+ long end;
+ int status;
+
+ memset (descr, 0, sizeof (descr));
+ inst_describe (cfg, inst, descr, sizeof (descr));
+ html_escape_buffer (descr, sizeof (descr));
+
+ begin = 0;
+ end = 0;
+
+ status = get_time_args (&begin, &end, /* now = */ NULL);
+ if (status != 0)
+ return (status);
+
+ printf ("<h2>Instance "%s"</h2>\n", descr);
+
+ show_breadcrump (cfg, inst);
+
+ if (data->format == SGD_FORMAT_RRD)
+ show_instance_rrdtool (cfg, inst, begin, end, data->graph_count);
+ else
+ show_instance_json (cfg, inst, begin, end, data->graph_count);
+
data->graph_count++;
return (0);
static int show_instance (void *user_data) /* {{{ */
{
show_graph_data_t *data = user_data;
+ /* char params[1024]; */
int status;
- fprintf (stderr, "show_instance: Calling inst_get_all_selected()\n");
status = inst_get_all_selected (data->cfg,
/* callback = */ show_instance_cb, /* user data = */ data);
if (status != 0)
fprintf (stderr, "show_instance: inst_get_all_selected failed "
"with status %i\n", status);
+#if 0
+ memset (params, 0, sizeof (params));
+ graph_get_params (data->cfg, params, sizeof (params));
+ html_escape_buffer (params, sizeof (params));
+
+ printf ("<div style=\"clear: both;\"><a href=\"%s?action=graph_def_json;%s\">"
+ "Get graph definition as JSON</a></div>\n",
+ script_name (), params);
+#endif
+
return (0);
} /* }}} int show_instance */
char tmp[128];
char title[128];
+ const char *format;
memset (&pg_data, 0, sizeof (pg_data));
pg_data.cfg = gl_graph_get_selected ();
snprintf (title, sizeof (title), "Graph \"%s\"", tmp);
title[sizeof (title) - 1] = 0;
+ format = param ("format");
+ if ((format != NULL) && (strcasecmp ("RRD", format) == 0))
+ pg_data.format = SGD_FORMAT_RRD;
+ else
+ pg_data.format = SGD_FORMAT_JSON;
+
pg_callbacks.top_right = html_print_search_box;
pg_callbacks.middle_center = show_instance;
- pg_callbacks.middle_left = show_instance_list;
+ pg_callbacks.middle_left = left_menu;
pg_callbacks.middle_right = show_time_selector;
html_print_page (title, &pg_callbacks, &pg_data);