add new method handlers/properties for new location & deployment elements
[systembsd.git] / src / interfaces / hostnamed / hostnamed.c
index f6543e64cdeb066f0a814cfe972d460d6c98ce2d..4201e48c57e29ebed84552b18aec73e7345b26b4 100644 (file)
@@ -34,7 +34,7 @@
 #include "hostnamed-gen.h"
 #include "hostnamed.h"
 
-#include "../../polkit-auth.h"
+#include "../../util.h"
 
 /* format: {
  *           (1) string to be matched against runtime machine's sysctl output.
@@ -84,6 +84,7 @@ gboolean dbus_interface_exported; /* reliable because of gdbus operational guara
 gchar *HOSTNAME, *STATIC_HOSTNAME, *PRETTY_HOSTNAME;
 gchar *CHASSIS, *ICON;
 gchar *KERN_NAME, *KERN_RELEASE, *KERN_VERS, *OS_CPENAME;
+gchar *LOCATION = NULL, *DEPLOYMENT = NULL;
 
 /* TODO no specific vm or laptop icon in gnome
  * NOTE paravirtualization on xen is only available for linuxes right now
@@ -110,8 +111,13 @@ const gchar *server_archs[] = {
     "sparc64"
 };
 
-static const gchar *DEFAULT_DOMAIN   = ".home.network";
+static const gchar *DEFAULT_DOMAIN   = ""; /* blank domains are OK for now */
 static const gchar *OS_HOSTNAME_PATH = "/etc/myname";
+static const gchar *OS_CONFIG_PATH   = "/etc/machine-info";
+/* XXX */
+static const guint LOCATION_MAXSIZE   = 4096;
+static const guint DEPLOYMENT_MAXSIZE = 4096;
+
 
 /* --- begin method/property/dbus signal code --- */
 
@@ -199,11 +205,12 @@ on_handle_set_static_hostname(Hostname1 *hn1_passed_interf,
                               gpointer data) {
 
     GVariant *params;
-    gchar *proposed_static_hostname, *valid_static_hostname_buf;
+    gchar *proposed_static_hostname, *valid_static_hostname_buf, *bsd_hostname_try;
     const gchar *bus_name;
     gboolean policykit_auth, ret, try_to_set;
     size_t check_length;
     check_auth_result is_authed;
+    
 
     proposed_static_hostname = NULL;
     ret = try_to_set = FALSE;
@@ -261,6 +268,17 @@ on_handle_set_static_hostname(Hostname1 *hn1_passed_interf,
             g_strdelimit(STATIC_HOSTNAME, " ", '-');
             hostname1_set_static_hostname(hn1_passed_interf, STATIC_HOSTNAME); 
             g_ptr_array_add(hostnamed_freeable, valid_static_hostname_buf);
+
+            /* set string in OS_HOSTNAME_PATH ("/etc/myname" on bsd) */
+            bsd_hostname_try = get_bsd_hostname(STATIC_HOSTNAME);
+            GError *debug_error;
+            if(!bsd_hostname_try || !g_file_set_contents(OS_HOSTNAME_PATH, bsd_hostname_try, -1, &debug_error))
+                g_printf("could not to write to %s! are you root?\n", OS_HOSTNAME_PATH);
+            
+            if(bsd_hostname_try)
+                g_free(bsd_hostname_try);
+
+            /* call sethostname(3) too */
             ret = (!sethostname(valid_static_hostname_buf, MAXHOSTNAMELEN)) ? TRUE : FALSE; /* TODO set /etc/myname, guarantee domain or substitue .home.network" */
             hostname1_complete_set_static_hostname(hn1_passed_interf, invoc);
         }
@@ -281,9 +299,7 @@ on_handle_set_pretty_hostname(Hostname1 *hn1_passed_interf,
     gboolean policykit_auth, ret, try_to_set;
     size_t check_length;
     check_auth_result is_authed;
-    GKeyFile *config;
 
-    config = g_key_file_new();
     proposed_pretty_hostname = NULL;
     ret = try_to_set = FALSE;
     
@@ -342,26 +358,11 @@ on_handle_set_pretty_hostname(Hostname1 *hn1_passed_interf,
             hostname1_complete_set_pretty_hostname(hn1_passed_interf, invoc);
             ret = TRUE;
 
-            if(g_key_file_load_from_file(config, "/etc/machine-info", G_KEY_FILE_NONE, NULL)) {
-                g_key_file_set_string(config, "hostnamed", "PRETTY_HOSTNAME", valid_pretty_hostname_buf);
-
-                /* if((computed_static_hostname = g_hostname_to_ascii(PRETTY_HOSTNAME))) {
-
-                    g_strdelimit(computed_static_hostname, " ", '-');
-                    hostname1_set_static_hostname(hn1_passed_interf, computed_static_hostname);
-                    STATIC_HOSTNAME = computed_static_hostname;
-                    g_ptr_array_add(hostnamed_freeable, computed_static_hostname);
-                    g_key_file_set_string(config, "hostnamed", "StaticHostname", computed_static_hostname);
-
-                } */
-            }
+            if(!config_set(OS_CONFIG_PATH, "PRETTY_HOSTNAME", PRETTY_HOSTNAME))
+                g_printf("could not write to %s! are you root?\n", OS_CONFIG_PATH);
         }
     }
 
-    g_key_file_save_to_file(config, "/etc/machine-info", NULL);
-    g_key_file_unref(config);
-
     return ret;
 }
 
@@ -376,9 +377,7 @@ on_handle_set_chassis(Hostname1 *hn1_passed_interf,
     const gchar *bus_name;
     gboolean policykit_auth, ret, try_to_set;
     check_auth_result is_authed;
-    GKeyFile *config;
 
-    config = g_key_file_new();
     proposed_chassis_name = NULL;
     ret = try_to_set = FALSE;
     valid_chassis_name_buf = (gchar *)g_malloc0(8192);
@@ -436,19 +435,13 @@ on_handle_set_chassis(Hostname1 *hn1_passed_interf,
             hostname1_set_chassis(hn1_passed_interf, CHASSIS);
             g_ptr_array_add(hostnamed_freeable, valid_chassis_name_buf);
             hostname1_complete_set_chassis(hn1_passed_interf, invoc);
+            ret = TRUE;
 
-            if(g_key_file_load_from_file(config, "/etc/machine-info", G_KEY_FILE_NONE, NULL)) {
-
-                ret = TRUE;
-                g_key_file_set_string(config, "hostnamed", "ChassisType", valid_chassis_name_buf);
-
-            }
+            if(!config_set(OS_CONFIG_PATH, "CHASSIS", valid_chassis_name_buf))
+                g_printf("could not write to %s! are you root?\n", OS_CONFIG_PATH);
         }
     }
 
-    g_key_file_save_to_file(config, "/etc/machine-info", NULL);
-    g_key_file_unref(config);
-
     return ret;
 }
 
@@ -463,9 +456,7 @@ on_handle_set_icon_name(Hostname1 *hn1_passed_interf,
     const gchar *bus_name;
     gboolean policykit_auth, ret, try_to_set;
     check_auth_result is_authed;
-    GKeyFile *config;
 
-    config = g_key_file_new();
     proposed_icon_name = NULL;
     ret = try_to_set = FALSE;
     
@@ -517,21 +508,131 @@ on_handle_set_icon_name(Hostname1 *hn1_passed_interf,
             hostname1_set_icon_name(hn1_passed_interf, ICON);
             g_ptr_array_add(hostnamed_freeable, valid_icon_name_buf);
             hostname1_complete_set_icon_name(hn1_passed_interf, invoc);
+            ret = TRUE;
 
-            if(g_key_file_load_from_file(config, "/etc/machine-info", G_KEY_FILE_NONE, NULL)) {
-
-                ret = TRUE;
-                g_key_file_set_string(config, "hostnamed", "IconName", valid_icon_name_buf);
+            if(!config_set(OS_CONFIG_PATH, "ICON_NAME", valid_icon_name_buf))
+                g_printf("could not write to %s! are you root?\n", OS_CONFIG_PATH);
 
-            }
         }
     }
 
-    g_key_file_save_to_file(config, "/etc/machine-info", NULL);
-    g_key_file_unref(config);
-
     return ret;
 }
+static gboolean
+on_handle_set_location(Hostname1 *hn1_passed_interf,
+                        GDBusMethodInvocation *invoc,
+                        const gchar *greet,
+                        gpointer data) {
+    GVariant *params;
+    const gchar *bus_name;
+    gchar *proposed_location, *valid_location_buf;
+    gboolean policykit_auth, ret, try_to_set;
+    check_auth_result is_authed;
+
+    ret = try_to_set = FALSE;
+    
+    params = g_dbus_method_invocation_get_parameters(invoc);
+    g_variant_get(params, "(sb)", &proposed_location, &policykit_auth);
+    bus_name = g_dbus_method_invocation_get_sender(invoc);
+
+    /* verify caller has correct permissions via polkit */
+    is_authed = polkit_try_auth(bus_name, "org.freedesktop.hostname1.set-location", policykit_auth);
+
+    switch(is_authed) {
+
+        case AUTHORIZED_NATIVELY:
+        case AUTHORIZED_BY_PROMPT:
+            try_to_set = TRUE;
+            break;
+
+        case UNAUTHORIZED_NATIVELY:
+        case UNAUTHORIZED_FAILED_PROMPT:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.EACCES", "Insufficient permissions to set location.");
+                       return FALSE;
+            break;
+
+        case ERROR_BADBUS:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.EFAULT", "Provided bus name is invalid.");
+                       return FALSE;
+            break;
+
+        case ERROR_BADACTION:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.EFAULT", "Provided action ID is invalid.");
+                       return FALSE;
+            break;
+
+        case ERROR_GENERIC:
+        default:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.ECANCELED", "Failed to set location for unknown reason.");
+                       return FALSE;
+            break;
+    }
+       /* XXX follow systemd impl here */
+       LOCATION = (gchar *) g_malloc0(LOCATION_MAXSIZE);
+       g_strlcpy(LOCATION, proposed_location, LOCATION_MAXSIZE);
+       hostname1_set_location(hn1_passed_interf, LOCATION);
+       g_ptr_array_add(hostnamed_freeable, valid_location_buf);
+       hostname1_complete_set_location(hn1_passed_interf, invoc);
+       return TRUE;
+}
+
+static gboolean
+on_handle_set_deployment(Hostname1 *hn1_passed_interf,
+                        GDBusMethodInvocation *invoc,
+                        const gchar *greet,
+                        gpointer data) {
+    GVariant *params;
+    const gchar *bus_name;
+    gchar *proposed_deployment, *valid_deployment_buf;
+    gboolean policykit_auth, ret, try_to_set;
+    check_auth_result is_authed;
+
+    ret = try_to_set = FALSE;
+    
+    params = g_dbus_method_invocation_get_parameters(invoc);
+    g_variant_get(params, "(sb)", &proposed_deployment, &policykit_auth);
+    bus_name = g_dbus_method_invocation_get_sender(invoc);
+
+    /* verify caller has correct permissions via polkit */
+    is_authed = polkit_try_auth(bus_name, "org.freedesktop.hostname1.set-deployment", policykit_auth);
+
+    switch(is_authed) {
+
+        case AUTHORIZED_NATIVELY:
+        case AUTHORIZED_BY_PROMPT:
+            try_to_set = TRUE;
+            break;
+
+        case UNAUTHORIZED_NATIVELY:
+        case UNAUTHORIZED_FAILED_PROMPT:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.EACCES", "Insufficient permissions to set deployment.");
+                       return FALSE;
+            break;
+
+        case ERROR_BADBUS:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.EFAULT", "Provided bus name is invalid.");
+                       return FALSE;
+            break;
+
+        case ERROR_BADACTION:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.EFAULT", "Provided action ID is invalid.");
+                       return FALSE;
+            break;
+
+        case ERROR_GENERIC:
+        default:
+            g_dbus_method_invocation_return_dbus_error(invoc, "org.freedesktop.hostname1.Error.ECANCELED", "Failed to set deployment for unknown reason.");
+                       return FALSE;
+            break;
+    }
+       /* XXX follow systemd impl here */
+       DEPLOYMENT = (gchar *) g_malloc0(DEPLOYMENT_MAXSIZE);
+       g_strlcpy(DEPLOYMENT, proposed_deployment, DEPLOYMENT_MAXSIZE);
+       hostname1_set_deployment(hn1_passed_interf, DEPLOYMENT);
+       g_ptr_array_add(hostnamed_freeable, valid_deployment_buf);
+       hostname1_complete_set_deployment(hn1_passed_interf, invoc);
+       return TRUE;
+}
 
 /* note: all hostnamed/hostname1's properties are read-only,
  * and do not need set_ functions, gdbus-codegen realized
@@ -639,6 +740,21 @@ our_get_os_pretty_name() {
     return "OpenBSD";
 }
 
+const gchar *
+our_get_location() {
+
+       if(LOCATION)
+               return LOCATION;
+       return "";
+}
+
+const gchar *
+our_get_deployment() {
+
+       if(DEPLOYMENT)
+               return DEPLOYMENT;
+       return "";
+}
 /* --- end method/property/dbus signal code, begin bus/name handlers --- */
 
 static void hostnamed_on_bus_acquired(GDBusConnection *conn,
@@ -655,6 +771,8 @@ static void hostnamed_on_bus_acquired(GDBusConnection *conn,
     g_signal_connect(hostnamed_interf, "handle-set-pretty-hostname", G_CALLBACK(on_handle_set_pretty_hostname), NULL);
     g_signal_connect(hostnamed_interf, "handle-set-chassis", G_CALLBACK(on_handle_set_chassis), NULL);
     g_signal_connect(hostnamed_interf, "handle-set-icon-name", G_CALLBACK(on_handle_set_icon_name), NULL);
+    g_signal_connect(hostnamed_interf, "handle-set-deployment", G_CALLBACK(on_handle_set_deployment), NULL);
+    g_signal_connect(hostnamed_interf, "handle-set-location", G_CALLBACK(on_handle_set_location), NULL);
 
     /* set our properties before export */
     hostname1_set_hostname(hostnamed_interf, our_get_hostname());
@@ -667,6 +785,9 @@ static void hostnamed_on_bus_acquired(GDBusConnection *conn,
     hostname1_set_kernel_release(hostnamed_interf, our_get_kernel_release());
     hostname1_set_operating_system_cpename(hostnamed_interf, our_get_os_cpename());
     hostname1_set_operating_system_pretty_name(hostnamed_interf, our_get_os_pretty_name());
+    hostname1_set_deployment(hostnamed_interf, our_get_deployment());
+    hostname1_set_location(hostnamed_interf, our_get_location());
+
  
     if(!g_dbus_interface_skeleton_export(G_DBUS_INTERFACE_SKELETON(hostnamed_interf),
                                          conn,
@@ -677,7 +798,6 @@ static void hostnamed_on_bus_acquired(GDBusConnection *conn,
         hostnamed_mem_clean();
 
     } else {
-
         dbus_interface_exported = TRUE;
         g_printf("exported %s's interface on the system bus...\n", name);
     }
@@ -786,19 +906,20 @@ int main() {
 gboolean set_names() {
 
     /* (1) set up */
-    gchar *hostname_buf, *static_hostname_buf, *pretty_hostname_buf;
-    GKeyFile *config;
+    gchar *hostname_buf, *static_hostname_buf, *pretty_hostname_buf, *location_buf, *deployment_buf;
     size_t hostname_divider;
 
     hostname_buf        = (gchar*) g_malloc0(MAXHOSTNAMELEN);
     static_hostname_buf = (gchar*) g_malloc0(4096);
     pretty_hostname_buf = (gchar*) g_malloc0(4096);
-
-    config = g_key_file_new();
+    location_buf       = (gchar*) g_malloc0(LOCATION_MAXSIZE);
+    deployment_buf     = (gchar*) g_malloc0(DEPLOYMENT_MAXSIZE);
 
     g_ptr_array_add(hostnamed_freeable, hostname_buf);
     g_ptr_array_add(hostnamed_freeable, static_hostname_buf);
     g_ptr_array_add(hostnamed_freeable, pretty_hostname_buf);
+    g_ptr_array_add(hostnamed_freeable, location_buf);
+    g_ptr_array_add(hostnamed_freeable, deployment_buf);
 
     /* (2) set HOSTNAME */
     if(gethostname(hostname_buf, MAXHOSTNAMELEN) || !g_strcmp0(hostname_buf, "")) 
@@ -811,24 +932,27 @@ gboolean set_names() {
     strncpy(ret, hostname_buf, hostname_divider); */
 
     /* (3) set PRETTY_HOSTNAME */
-    if(g_key_file_load_from_file(config, "/etc/machine-info", G_KEY_FILE_NONE, NULL)
-        && (pretty_hostname_buf = g_key_file_get_value(config, "hostnamed", "PRETTY_HOSTNAME", NULL)))
+    if((pretty_hostname_buf = config_get(OS_CONFIG_PATH, "PRETTY_HOSTNAME")))
         PRETTY_HOSTNAME = pretty_hostname_buf;
+
     else
         PRETTY_HOSTNAME = "";
  
     
     /* (4) set STATIC_HOSTNAME */
-    if((static_hostname_buf = g_key_file_get_value(config, "hostnamed", "STATIC_HOSTNAME", NULL)))
+    if(!gethostname(static_hostname_buf, MAXHOSTNAMELEN))
         STATIC_HOSTNAME = static_hostname_buf;
 
     else
         STATIC_HOSTNAME = "";
 
-    if(config)
-        g_key_file_unref(config);
+       /* XXX */
+       location_buf = "";
+       LOCATION = location_buf;
+       deployment_buf = "";
+       DEPLOYMENT = deployment_buf;
 
-    return (HOSTNAME && STATIC_HOSTNAME && PRETTY_HOSTNAME) ? TRUE : FALSE;
+    return (HOSTNAME && STATIC_HOSTNAME && PRETTY_HOSTNAME && LOCATION && DEPLOYMENT) ? TRUE : FALSE;
 }
 
 gboolean set_uname_properties() {