add SetHostname functionality

[systembsd.git] / src / interfaces / hostnamed / hostnamed.c

diff --git a/src/interfaces/hostnamed/hostnamed.c b/src/interfaces/hostnamed/hostnamed.c
index 432c53b46c879c3854393e84c1aee1bb49638524..52a419b3564bb3e9ac67011545e5f4818a55e1b8 100644 (file)
--- a/src/interfaces/hostnamed/hostnamed.c
+++ b/src/interfaces/hostnamed/hostnamed.c
@@ -34,7 +34,6 @@
 #include "hostnamed-gen.h"
 #include "hostnamed.h"
 
-/* add any sysctl strings that suggest virtualization here */
 /* format: {
  *           (1) string to be matched against runtime machine's sysctl output.
  *               can be either the exact string or a substring contained
@@ -88,16 +87,19 @@ gchar *KERN_NAME, *KERN_RELEASE, *KERN_VERS;
  * NOTE paravirtualization on xen is only available for linuxes right now
  * dmesg on linux systems reveals xen and virtualization method (HVM or PVM) 
  * but we will worry about those later */
+
+/* add any sysctl strings that suggest virtualization here */
 const struct SYSCTL_LOOKUP_TABLE chassis_indicator_table[] =
 {
-    { "QEMU Virtual CPU",        "container", NULL,              FALSE, FALSE }, /* could be QEMU running in userspace or as part of KVM */
+    { "QEMU Virtual CPU",        "vm",        NULL,              FALSE, FALSE }, /* could be QEMU running in userspace or as part of KVM */
     { "KVM",                     "vm",        "drive-multidisk", FALSE, FALSE },
-    { "SmartDC HVM",             "vm",        "drive-multidisk", TRUE,  TRUE  }, /* oracle solaris kvm */
-    { "VirtualBox",              "container", "drive-optical",   TRUE,  TRUE  },
-    { "VMware, Inc.",            "container", "drive-optical",   TRUE,  TRUE  },
-    { "VMware Virtual Platform", "container", "drive-optical",   TRUE,  TRUE  },
-    { "Parallels",               "container", "drive-optical",   TRUE,  TRUE  } /* need verification */
-};
+    { "SmartDC HVM",             "vm",        "drive-multidisk", TRUE,  TRUE  }, /* illumos-joyent kvm */
+    { "VirtualBox",              "vm",        "drive-multidisk", TRUE,  TRUE  },
+    { "VMware, Inc.",            "vm",        "drive-multidisk", TRUE,  TRUE  },
+    { "VMware Virtual Platform", "vm",        "drive-multidisk", TRUE,  TRUE  },
+    { "Parallels",               "vm",        "drive-multidisk", TRUE,  TRUE  }, /* need verification */
+    { "Xen",                     "vm",        "drive-multidisk", FALSE, FALSE } 
+}; /* TODO: chroots, etc. are the actual "containers", add them */
 
 /* archs to check against when determining if machine is server */
 const gchar *server_archs[] = {
@@ -108,12 +110,41 @@ const gchar *server_archs[] = {
 
 /* --- begin method/property/dbus signal code --- */
 
+/* TODO the extra boolean passed to these funcs is for policykit auth */
+/* TODO complete call with error, message, etc */
 static gboolean
 on_handle_set_hostname(Hostname1 *hn1_passed_interf,
                        GDBusMethodInvocation *invoc,
                        const gchar *greet,
                        gpointer data) {
-    return FALSE;
+    GVariant *params;
+    gchar *proposed_hostname, *valid_hostname_buf;
+    gboolean policykit_auth, ret;
+    size_t check_length, bad_length;
+
+    bad_length = MAXHOSTNAMELEN + 1;
+    proposed_hostname = NULL;
+    ret = FALSE;
+    
+    params = g_dbus_method_invocation_get_parameters(invoc);
+    g_variant_get(params, "(sb)", &proposed_hostname, &policykit_auth);
+
+    if(proposed_hostname && (valid_hostname_buf = g_hostname_to_ascii(proposed_hostname))) {
+
+        check_length = strnlen(proposed_hostname, bad_length);
+
+        if(check_length < bad_length && !sethostname(proposed_hostname, check_length))
+            ret = TRUE;
+    }
+
+    hostname1_complete_set_hostname(hn1_passed_interf, invoc);
+
+    if(proposed_hostname)
+        g_free(proposed_hostname);
+    if(valid_hostname_buf)
+        g_free(valid_hostname_buf);
+
+    return ret;
 }
 
 static gboolean