1 files changed, 79 insertions, 0 deletions
diff --git a/src/globals.c b/src/globals.c
new file mode 100644
index 0000000..dea404a
--- /dev/null
+++ b/src/globals.c
@@ -0,0 +1,79 @@
+
+#include "globals.h"
+
+#include <stdlib.h>
+#include <stdarg.h>
+#include <unistd.h>
+#include <sys/utsname.h>
+#include <string.h>
+#include <netdb.h>
+#include <stdio.h>
+
+static char *_fqdn = NULL;
+static int _log_level = DEBUG;
+
+char *getFQDN(void)
+{
+    struct utsname uts;
+    if ((uname(&uts) > 0) && (uts.nodename != NULL)) {
+        return strdup(uts.nodename);
+    }
+    char hostname[256];
+    hostname[255] = '\0';
+    if (gethostname(hostname, 255) == -1) {
+        // FIXME: what to do, if we can't use gethostname?
+        return NULL;
+    }
+
+    struct addrinfo hints;
+    struct addrinfo *info = NULL, *p;
+    memset(&hints, 0, sizeof hints);
+    hints.ai_family = AF_UNSPEC; // either IPV4 or IPV6
+    hints.ai_socktype = SOCK_STREAM;
+    hints.ai_flags = AI_CANONNAME;
+
+    if (getaddrinfo(hostname, "http", &hints, &info) == 0) {
+        for (p = info; p != NULL; p = p->ai_next) {
+            if (p->ai_canonname && strstr(p->ai_canonname, "localhost") == NULL) {
+                char *dn = strdup(p->ai_canonname);
+                freeaddrinfo(info);
+                return dn;
+            }
+        }
+    }
+    if (info != NULL) {
+        freeaddrinfo(info);
+    }
+    return strdup(hostname);
+}
+
+const char *get_system_name()
+{
+    if (_fqdn == NULL) {
+        _fqdn = getFQDN();
+    }
+    return _fqdn;
+}
+
+const char *get_system_creationg_class_name()
+{
+    return "Linux_ComputerSystem";
+}
+
+void _debug(int level, const char *file, int line, const char *format, ...)
+{
+    if (level > _log_level) {
+        return;
+    }
+    FILE *trace_file = stderr;
+    const char *lvl[] = { "NONE", "ERROR", "WARNING", "DEBUG" };
+    // TODO: use logger from sfcbd and pegasus
+    fprintf(trace_file, "[%s] %s:%d\t", lvl[level], file, line);
+
+    va_list args;
+    va_start(args, format);
+    vfprintf(stderr, format, args);
+    va_end(args);
+
+    fprintf(stderr, "\n");
+}