/**
* collectd - src/uuid.c
* Copyright (C) 2007 Red Hat Inc.
+ * Copyright (C) 2015 Ruben Kerkhof
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
#include "configfile.h"
#include "plugin.h"
+#if HAVE_SYS_SYSCTL_H
+#include <sys/sysctl.h>
+#endif
+
#if HAVE_LIBHAL_H
#include <libhal.h>
#endif
return (uuid);
}
+#if defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__)
+static char *
+uuid_get_from_sysctlbyname(const char *name)
+{
+ char uuid[UUID_PRINTABLE_NORMAL_LENGTH + 1];
+ size_t len = sizeof (uuid);
+ if (sysctlbyname(name, &uuid, &len, NULL, 0) == -1)
+ return NULL;
+ return (strdup (uuid));
+}
+#elif defined(__OpenBSD__)
+static char *
+uuid_get_from_sysctl(void)
+{
+ char uuid[UUID_PRINTABLE_NORMAL_LENGTH + 1];
+ size_t len = sizeof (uuid);
+ int mib[2];
+
+ mib[0] = CTL_HW;
+ mib[1] = HW_UUID;
+
+ if (sysctl(mib, 2, uuid, &len, NULL, 0) == -1)
+ return NULL;
+ return (strdup (uuid));
+}
+#endif
+
#if HAVE_LIBHAL_H
#define UUID_PATH "/org/freedesktop/Hal/devices/computer"
if ((uuid = uuid_get_from_file(uuidfile ? uuidfile : "/etc/uuid")) != NULL)
return (uuid);
+#if defined(__APPLE__)
+ if ((uuid = uuid_get_from_sysctlbyname("kern.uuid")) != NULL)
+ return (uuid);
+#elif defined(__FreeBSD__)
+ if ((uuid = uuid_get_from_sysctlbyname("kern.hostuuid")) != NULL)
+ return (uuid);
+#elif defined(__NetBSD__)
+ if ((uuid = uuid_get_from_sysctlbyname("machdep.dmi.system-uuid")) != NULL)
+ return (uuid);
+#elif defined(__OpenBSD__)
+ if ((uuid = uuid_get_from_sysctl()) != NULL)
+ return (uuid);
+#elif defined(__linux__)
+ if ((uuid = uuid_get_from_file("/sys/class/dmi/id/product_uuid")) != NULL)
+ return (uuid);
+#endif
+
#if HAVE_LIBHAL_H
- if ((uuid = uuid_get_from_hal()) != NULL) {
- return uuid;
- }
+ if ((uuid = uuid_get_from_hal()) != NULL)
+ return (uuid);
#endif
if ((uuid = uuid_get_from_dmidecode()) != NULL)
return (uuid);
+#if defined(__linux__)
if ((uuid = uuid_get_from_file("/sys/hypervisor/uuid")) != NULL)
return (uuid);
+#endif
return (NULL);
}