hddtemp plugin: Remove the "TranslateDevicename" config option.
authorFlorian Forster <octo@leeloo.lan.home.verplant.org>
Mon, 5 Jul 2010 09:26:13 +0000 (11:26 +0200)
committerFlorian Forster <octo@leeloo.lan.home.verplant.org>
Mon, 5 Jul 2010 09:26:13 +0000 (11:26 +0200)
src/collectd.conf.pod
src/hddtemp.c

index 44c000f..2cfa196 100644 (file)
@@ -1329,13 +1329,6 @@ Hostname to connect to. Defaults to B<127.0.0.1>.
 
 TCP-Port to connect to. Defaults to B<7634>.
 
-=item B<TranslateDevicename> I<true>|I<false>
-
-If enabled, translate the disk names to major/minor device numbers
-(e.E<nbsp>g. "8-0" for /dev/sda). For backwards compatibility this defaults to
-I<true> but it's recommended to disable it as it will probably be removed in
-the next major version.
-
 =back
 
 =head2 Plugin C<interface>
index 4e08375..4428b75 100644 (file)
@@ -1,7 +1,7 @@
 /**
  * collectd - src/hddtemp.c
  * Copyright (C) 2005,2006  Vincent StehlĂ©
- * Copyright (C) 2006,2007  Florian octo Forster
+ * Copyright (C) 2006-2010  Florian octo Forster
  * Copyright (C) 2008       Sebastian Harl
  *
  * This program is free software; you can redistribute it and/or modify it
 static const char *config_keys[] =
 {
        "Host",
-       "Port",
-       "TranslateDevicename"
+       "Port"
 };
 static int config_keys_num = STATIC_ARRAY_SIZE (config_keys);
 
-typedef struct hddname
-{
-       int major;
-       int minor;
-       char *name;
-       struct hddname *next;
-} hddname_t;
-
-static hddname_t *first_hddname = NULL;
 static char *hddtemp_host = NULL;
 static char hddtemp_port[16];
-static int translate_devicename = 1;
 
 /*
  * NAME
@@ -231,13 +220,6 @@ static int hddtemp_config (const char *key, const char *value)
                else
                        sstrncpy (hddtemp_port, value, sizeof (hddtemp_port));
        }
-       else if (strcasecmp (key, "TranslateDevicename") == 0)
-       {
-               if (IS_TRUE (value))
-                       translate_devicename = 1;
-               else
-                       translate_devicename = 0;
-       }
        else
        {
                return (-1);
@@ -246,199 +228,6 @@ static int hddtemp_config (const char *key, const char *value)
        return (0);
 }
 
-/* In the init-function we initialize the `hddname_t' list used to translate
- * disk-names. Under Linux that's done using `/proc/partitions'. Under other
- * operating-systems, it's not done at all. */
-static int hddtemp_init (void)
-{
-#if KERNEL_LINUX
-       FILE *fh;
-       char buf[1024];
-       int buflen;
-
-       char *fields[16];
-       int num_fields;
-
-       int major;
-       int minor;
-       char *name;
-       hddname_t *next;
-       hddname_t *entry;
-
-       next = first_hddname;
-       while (next != NULL)
-       {
-               entry = next;
-               next = entry->next;
-
-               free (entry->name);
-               free (entry);
-       }
-       first_hddname = NULL;
-
-       if ((fh = fopen ("/proc/partitions", "r")) != NULL)
-       {
-               DEBUG ("hddtemp plugin: Looking at /proc/partitions...");
-
-               while (fgets (buf, sizeof (buf), fh) != NULL)
-               {
-                       /* Delete trailing newlines */
-                       buflen = strlen (buf);
-
-                       while ((buflen > 0) && ((buf[buflen-1] == '\n') || (buf[buflen-1] == '\r')))
-                               buf[--buflen] = '\0';
-
-                       /* We want lines of the form:
-                        *
-                        *     3     1   77842926 hda1
-                        *
-                        * ...so, skip everything else. */
-                       if (buflen == 0)
-                               continue;
-                       
-                       num_fields = strsplit (buf, fields, 16);
-
-                       if (num_fields != 4)
-                               continue;
-
-                       major = atoi (fields[0]);
-                       minor = atoi (fields[1]);
-
-                       /* We try to keep only entries, which may correspond to
-                        * physical disks and that may have a corresponding
-                        * entry in the hddtemp daemon. Basically, this means
-                        * IDE and SCSI. */
-                       switch (major)
-                       {
-                               /* SCSI. */
-                               case SCSI_DISK0_MAJOR:
-                               case SCSI_DISK1_MAJOR:
-                               case SCSI_DISK2_MAJOR:
-                               case SCSI_DISK3_MAJOR:
-                               case SCSI_DISK4_MAJOR:
-                               case SCSI_DISK5_MAJOR:
-                               case SCSI_DISK6_MAJOR:
-                               case SCSI_DISK7_MAJOR:
-#ifdef SCSI_DISK8_MAJOR
-                               case SCSI_DISK8_MAJOR:
-                               case SCSI_DISK9_MAJOR:
-                               case SCSI_DISK10_MAJOR:
-                               case SCSI_DISK11_MAJOR:
-                               case SCSI_DISK12_MAJOR:
-                               case SCSI_DISK13_MAJOR:
-                               case SCSI_DISK14_MAJOR:
-                               case SCSI_DISK15_MAJOR:
-#endif /* SCSI_DISK8_MAJOR */
-                                       /* SCSI disks minors are multiples of 16.
-                                        * Keep only those. */
-                                       if (minor % 16)
-                                               continue;
-                                       break;
-
-                               /* IDE. */
-                               case IDE0_MAJOR:
-                               case IDE1_MAJOR:
-                               case IDE2_MAJOR:
-                               case IDE3_MAJOR:
-                               case IDE4_MAJOR:
-                               case IDE5_MAJOR:
-                               case IDE6_MAJOR:
-                               case IDE7_MAJOR:
-                               case IDE8_MAJOR:
-                               case IDE9_MAJOR:
-                                       /* IDE disks minors can only be 0 or 64.
-                                        * Keep only those. */
-                                       if(minor != 0 && minor != 64)
-                                               continue;
-                                       break;
-
-                               /* Skip all other majors. */
-                               default:
-                                       DEBUG ("hddtemp plugin: Skipping unknown major %i", major);
-                                       continue;
-                       } /* switch (major) */
-
-                       if ((name = strdup (fields[3])) == NULL)
-                       {
-                               ERROR ("hddtemp plugin: strdup(%s) == NULL", fields[3]);
-                               continue;
-                       }
-
-                       if ((entry = (hddname_t *) malloc (sizeof (hddname_t))) == NULL)
-                       {
-                               ERROR ("hddtemp plugin: malloc (%u) == NULL",
-                                               (unsigned int) sizeof (hddname_t));
-                               free (name);
-                               continue;
-                       }
-
-                       DEBUG ("hddtemp plugin: Found disk: %s (%u:%u).", name, major, minor);
-
-                       entry->major = major;
-                       entry->minor = minor;
-                       entry->name  = name;
-                       entry->next  = NULL;
-
-                       if (first_hddname == NULL)
-                       {
-                               first_hddname = entry;
-                       }
-                       else
-                       {
-                               entry->next = first_hddname;
-                               first_hddname = entry;
-                       }
-               }
-               fclose (fh);
-       }
-#if COLLECT_DEBUG
-       else
-       {
-               char errbuf[1024];
-               DEBUG ("hddtemp plugin: Could not open /proc/partitions: %s",
-                               sstrerror (errno, errbuf, sizeof (errbuf)));
-       }
-#endif /* COLLECT_DEBUG */
-#endif /* KERNEL_LINUX */
-
-       return (0);
-} /* int hddtemp_init */
-
-/*
- * hddtemp_get_major_minor
- *
- * Description:
- *   Try to "cook" a bit the drive name as returned
- *   by the hddtemp daemon. The intend is to transform disk
- *   names into <major>-<minor> when possible.
- */
-static char *hddtemp_get_major_minor (char *drive)
-{
-       hddname_t *list;
-       char *ret;
-
-       for (list = first_hddname; list != NULL; list = list->next)
-               if (strcmp (drive, list->name) == 0)
-                       break;
-
-       if (list == NULL)
-       {
-               DEBUG ("hddtemp plugin: Don't know %s, keeping name as-is.", drive);
-               return (strdup (drive));
-       }
-
-       if ((ret = (char *) malloc (128 * sizeof (char))) == NULL)
-               return (NULL);
-
-       if (ssnprintf (ret, 128, "%i-%i", list->major, list->minor) >= 128)
-       {
-               free (ret);
-               return (NULL);
-       }
-
-       return (ret);
-}
-
 static void hddtemp_submit (char *type_instance, double value)
 {
        value_t values[1];
@@ -487,7 +276,7 @@ static int hddtemp_read (void)
 
        for (i = 0; i < num_disks; i++)
        {
-               char *name, *major_minor;
+               char *name;
                double temperature;
                char *mode;
 
@@ -504,16 +293,7 @@ static int hddtemp_read (void)
                if (mode[0] == 'F')
                        temperature = (temperature - 32.0) * 5.0 / 9.0;
 
-               if (translate_devicename
-                               && (major_minor = hddtemp_get_major_minor (name)) != NULL)
-               {
-                       hddtemp_submit (major_minor, temperature);
-                       free (major_minor);
-               }
-               else
-               {
-                       hddtemp_submit (name, temperature);
-               }
+               hddtemp_submit (name, temperature);
        }
        
        return (0);
@@ -525,6 +305,5 @@ void module_register (void)
 {
        plugin_register_config ("hddtemp", hddtemp_config,
                        config_keys, config_keys_num);
-       plugin_register_init ("hddtemp", hddtemp_init);
        plugin_register_read ("hddtemp", hddtemp_read);
 }