1 #include <stdlib.h>
2 #include <stdio.h>
3 #include <string.h>
4 #include <errno.h>
5 #include <stdint.h>
6 #include <inttypes.h>
7 #include <assert.h>
9 #include "action_show_graph.h"
10 #include "common.h"
11 #include "graph.h"
12 #include "graph_ident.h"
13 #include "graph_instance.h"
14 #include "graph_list.h"
15 #include "utils_cgi.h"
17 #include <fcgiapp.h>
18 #include <fcgi_stdio.h>
20 #define OUTPUT_ERROR(...) do { \
21 printf ("Content-Type: text/plain\n\n"); \
22 printf (__VA_ARGS__); \
23 return (0); \
24 } while (0)
26 struct show_graph_data_s
27 {
28 graph_config_t *cfg;
29 graph_instance_t *inst;
30 };
31 typedef struct show_graph_data_s show_graph_data_t;
33 static void show_breadcrump_field (const char *str, /* {{{ */
34 const char *field_name)
35 {
36 if ((str == NULL) || (str[0] == 0))
37 printf ("<em>none</em>");
38 else if (IS_ANY (str))
39 printf ("<em>any</em>");
40 else if (IS_ALL (str))
41 printf ("<em>all</em>");
42 else
43 {
44 char *str_html = html_escape (str);
46 if (field_name != NULL)
47 printf ("<a href=\"%s?action=list_graphs;q=%s:%s\">%s</a>",
48 script_name (), field_name, str_html, str_html);
49 else
50 printf ("<a href=\"%s?action=list_graphs;q=%s\">%s</a>",
51 script_name (), str_html, str_html);
53 free (str_html);
54 }
55 } /* }}} void show_breadcrump_field */
57 static int show_breadcrump (show_graph_data_t *data) /* {{{ */
58 {
59 graph_ident_t *ident;
60 char *prefix;
62 if (data->inst != NULL)
63 {
64 prefix = "Instance";
65 ident = inst_get_selector (data->inst);
66 }
67 else
68 {
69 prefix = "Graph";
70 ident = graph_get_selector (data->cfg);
71 }
73 printf ("<div class=\"breadcrump\">%s: "", prefix);
74 show_breadcrump_field (ident_get_host (ident), "host");
75 printf (" / ");
76 show_breadcrump_field (ident_get_plugin (ident), "plugin");
77 printf (" – ");
78 show_breadcrump_field (ident_get_plugin_instance (ident), "plugin_instance");
79 printf (" / ");
80 show_breadcrump_field (ident_get_type (ident), "type");
81 printf (" – ");
82 show_breadcrump_field (ident_get_type_instance (ident), "type_instance");
83 printf (""</div>\n");
85 return (0);
86 } /* }}} int show_breadcrump */
88 static int show_instance_list_cb (graph_instance_t *inst, /* {{{ */
89 void *user_data)
90 {
91 show_graph_data_t *data = user_data;
92 char descr[128];
93 char params[1024];
95 memset (descr, 0, sizeof (descr));
96 inst_describe (data->cfg, inst, descr, sizeof (descr));
97 html_escape_buffer (descr, sizeof (descr));
99 if (inst == data->inst)
100 {
101 printf (" <li class=\"instance\"><strong>%s</strong></li>\n", descr);
102 return (0);
103 }
105 memset (params, 0, sizeof (params));
106 inst_get_params (data->cfg, inst, params, sizeof (params));
107 html_escape_buffer (params, sizeof (params));
109 printf (" <li class=\"instance\">"
110 "<a href=\"%s?action=show_graph;%s\">%s</a></li>\n",
111 script_name (), params, descr);
113 return (0);
114 } /* }}} int show_instance_list_cb */
116 static int show_instance_list (void *user_data) /* {{{ */
117 {
118 show_graph_data_t *data = user_data;
119 char title[128];
120 char params[1024];
122 memset (title, 0, sizeof (title));
123 graph_get_title (data->cfg, title, sizeof (title));
124 html_escape_buffer (title, sizeof (title));
126 memset (params, 0, sizeof (params));
127 graph_get_params (data->cfg, params, sizeof (params));
128 html_escape_buffer (params, sizeof (params));
130 printf ("<ul class=\"graph_list\">\n"
131 " <li class=\"graph\"><a href=\"%s?action=show_graph;%s\">%s</a>\n"
132 " <ul class=\"instance_list\">\n",
133 script_name (), params, title);
135 graph_inst_foreach (data->cfg, show_instance_list_cb, user_data);
137 printf (" </ul>\n"
138 "</ul>\n");
140 return (0);
141 } /* }}} int show_instance_list */
143 static int show_instance (void *user_data) /* {{{ */
144 {
145 show_graph_data_t *data = user_data;
146 char title[128];
147 char descr[128];
148 char params[1024];
150 show_breadcrump (data);
152 memset (title, 0, sizeof (title));
153 graph_get_title (data->cfg, title, sizeof (title));
154 html_escape_buffer (title, sizeof (title));
156 memset (descr, 0, sizeof (descr));
157 inst_describe (data->cfg, data->inst, descr, sizeof (descr));
158 html_escape_buffer (descr, sizeof (descr));
160 memset (params, 0, sizeof (params));
161 inst_get_params (data->cfg, data->inst, params, sizeof (params));
162 html_escape_buffer (params, sizeof (params));
164 printf ("<div class=\"graph-img\"><img src=\"%s?action=graph;%s\" "
165 "title=\"%s / %s\" /></div>\n",
166 script_name (), params, title, descr);
168 return (0);
169 } /* }}} int show_instance */
171 static int show_graph (void *user_data)
172 {
173 show_graph_data_t *data = user_data;
175 show_breadcrump (data);
176 return (show_instance_list (user_data));
177 } /* }}} int show_graph */
179 int action_show_graph (void) /* {{{ */
180 {
181 page_callbacks_t pg_callbacks = PAGE_CALLBACKS_INIT;
182 show_graph_data_t pg_data;
184 char title[128];
186 pg_data.cfg = gl_graph_get_selected ();
187 if (pg_data.cfg == NULL)
188 OUTPUT_ERROR ("gl_graph_get_selected () failed.\n");
190 memset (title, 0, sizeof (title));
191 graph_get_title (pg_data.cfg, title, sizeof (title));
193 pg_data.inst = inst_get_selected (pg_data.cfg);
194 if (pg_data.inst != NULL)
195 {
196 char descr[128];
197 char html_title[128];
199 memset (descr, 0, sizeof (descr));
200 inst_describe (pg_data.cfg, pg_data.inst, descr, sizeof (descr));
202 snprintf (html_title, sizeof (html_title), "Graph \"%s / %s\"",
203 title, descr);
204 html_title[sizeof (html_title) - 1] = 0;
206 pg_callbacks.top_right = html_print_search_box;
207 pg_callbacks.middle_center = show_instance;
208 pg_callbacks.middle_left = show_instance_list;
210 html_print_page (html_title, &pg_callbacks, &pg_data);
211 }
212 else /* if (pg_data.inst == NULL) */
213 {
214 pg_callbacks.top_right = html_print_search_box;
215 pg_callbacks.middle_center = show_graph;
217 html_print_page (title, &pg_callbacks, &pg_data);
218 }
220 return (0);
221 } /* }}} int action_graph */
223 /* vim: set sw=2 sts=2 et fdm=marker : */