2 * collectd - src/types_list.c
3 * Copyright (C) 2007 Florian octo Forster
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6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
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10 * Software is furnished to do so, subject to the following conditions:
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15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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21 * DEALINGS IN THE SOFTWARE.
24 * Florian octo Forster <octo at collectd.org>
31 #include "configfile.h"
33 static int parse_ds (data_source_t *dsrc, char *buf, size_t buf_len)
42 ERROR ("parse_ds: (buf_len = %zu) < 11", buf_len);
46 if (buf[buf_len - 1] == ',')
56 while (fields_num < 8)
58 if ((fields[fields_num] = strtok_r (dummy, ":", &saveptr)) == NULL)
66 ERROR ("parse_ds: (fields_num = %i) != 4", fields_num);
70 sstrncpy (dsrc->name, fields[0], sizeof (dsrc->name));
72 if (strcasecmp (fields[1], "GAUGE") == 0)
73 dsrc->type = DS_TYPE_GAUGE;
74 else if (strcasecmp (fields[1], "COUNTER") == 0)
75 dsrc->type = DS_TYPE_COUNTER;
76 else if (strcasecmp (fields[1], "DERIVE") == 0)
77 dsrc->type = DS_TYPE_DERIVE;
78 else if (strcasecmp (fields[1], "ABSOLUTE") == 0)
79 dsrc->type = DS_TYPE_ABSOLUTE;
82 ERROR ("(fields[1] = %s) != (GAUGE || COUNTER || DERIVE || ABSOLUTE)", fields[1]);
86 if (strcasecmp (fields[2], "U") == 0)
89 dsrc->min = atof (fields[2]);
91 if (strcasecmp (fields[3], "U") == 0)
94 dsrc->max = atof (fields[3]);
99 static void parse_line (char *buf)
106 fields_num = strsplit (buf, fields, 64);
110 /* Ignore lines which begin with a hash sign. */
111 if (fields[0][0] == '#')
114 ds = (data_set_t *) malloc (sizeof (data_set_t));
118 memset (ds, '\0', sizeof (data_set_t));
120 sstrncpy (ds->type, fields[0], sizeof (ds->type));
122 ds->ds_num = fields_num - 1;
123 ds->ds = (data_source_t *) calloc (ds->ds_num, sizeof (data_source_t));
127 for (i = 0; i < ds->ds_num; i++)
128 if (parse_ds (ds->ds + i, fields[i + 1], strlen (fields[i + 1])) != 0)
131 ERROR ("types_list: parse_line: Cannot parse data source #%i "
132 "of data set %s", i, ds->type);
136 plugin_register_data_set (ds);
140 } /* void parse_line */
142 static void parse_file (FILE *fh)
147 while (fgets (buf, sizeof (buf), fh) != NULL)
149 buf_len = strlen (buf);
153 NOTICE ("Skipping line with more than 4095 characters.");
156 if (fgets (buf, sizeof (buf), fh) == NULL)
158 buf_len = strlen (buf);
159 } while (buf_len >= 4095);
161 } /* if (buf_len >= 4095) */
163 if ((buf_len == 0) || (buf[0] == '#'))
166 while ((buf_len > 0) && ((buf[buf_len - 1] == '\n')
167 || (buf[buf_len - 1] == '\n')))
168 buf[--buf_len] = '\0';
174 } /* while (fgets) */
175 } /* void parse_file */
177 int read_types_list (const char *file)
184 fh = fopen (file, "r");
188 fprintf (stderr, "Failed to open types database `%s': %s.\n",
189 file, sstrerror (errno, errbuf, sizeof (errbuf)));
190 ERROR ("Failed to open types database `%s': %s",
191 file, sstrerror (errno, errbuf, sizeof (errbuf)));
200 DEBUG ("Done parsing `%s'", file);
203 } /* int read_types_list */
206 * vim: shiftwidth=2:softtabstop=2:tabstop=8