#include "bus-error.h"
#include "bus-message.h"
#include "event-util.h"
+#include "locale-util.h"
+#include "selinux-util.h"
+
+#ifdef HAVE_XKBCOMMON
+#include <xkbcommon/xkbcommon.h>
+#endif
enum {
/* We don't list LC_ALL here on purpose. People should be
Hashmap *polkit_registry;
} Context;
-static int free_and_copy(char **s, const char *v) {
- int r;
- char *t;
-
- assert(s);
-
- r = strdup_or_null(isempty(v) ? NULL : v, &t);
- if (r < 0)
- return r;
-
- free(*s);
- *s = t;
-
- return 0;
+static const char* nonempty(const char *s) {
+ return isempty(s) ? NULL : s;
}
static void free_and_replace(char **s, char *v) {
*s = v;
}
+static bool startswith_comma(const char *s, const char *prefix) {
+ const char *t;
+
+ return s && (t = startswith(s, prefix)) && (*t == ',');
+}
+
static void context_free_x11(Context *c) {
free_and_replace(&c->x11_layout, NULL);
free_and_replace(&c->x11_model, NULL);
free_and_replace(&c->locale[p], NULL);
}
-static void context_free(Context *c, sd_bus *bus) {
+static void context_free(Context *c) {
context_free_locale(c);
context_free_x11(c);
context_free_vconsole(c);
- bus_verify_polkit_async_registry_free(bus, c->polkit_registry);
+ bus_verify_polkit_async_registry_free(c->polkit_registry);
};
static void locale_simplify(Context *c) {
int p;
for (p = LOCALE_LANG+1; p < _LOCALE_MAX; p++)
- if (isempty(c->locale[p]) || streq_ptr(c->locale[LOCALE_LANG], c->locale[p])) {
- free(c->locale[p]);
- c->locale[p] = NULL;
- }
+ if (isempty(c->locale[p]) || streq_ptr(c->locale[LOCALE_LANG], c->locale[p]))
+ free_and_replace(&c->locale[p], NULL);
}
static int locale_read_data(Context *c) {
for (p = 0; p < _LOCALE_MAX; p++) {
assert(names[p]);
- r = free_and_copy(&c->locale[p], getenv(names[p]));
+ r = free_and_strdup(&c->locale[p],
+ nonempty(getenv(names[p])));
if (r < 0)
return r;
}
}
static int x11_read_data(Context *c) {
- FILE *f;
+ _cleanup_fclose_ FILE *f;
char line[LINE_MAX];
bool in_section = false;
+ int r;
context_free_x11(c);
continue;
if (in_section && first_word(l, "Option")) {
- char **a;
+ _cleanup_strv_free_ char **a = NULL;
- a = strv_split_quoted(l);
- if (!a) {
- fclose(f);
- return -ENOMEM;
- }
+ r = strv_split_quoted(&a, l, false);
+ if (r < 0)
+ return r;
if (strv_length(a) == 3) {
if (streq(a[1], "XkbLayout")) {
}
}
- strv_free(a);
-
} else if (!in_section && first_word(l, "Section")) {
- char **a;
+ _cleanup_strv_free_ char **a = NULL;
- a = strv_split_quoted(l);
- if (!a) {
- fclose(f);
+ r = strv_split_quoted(&a, l, false);
+ if (r < 0)
return -ENOMEM;
- }
if (strv_length(a) == 2 && streq(a[1], "InputClass"))
in_section = true;
- strv_free(a);
} else if (in_section && first_word(l, "EndSection"))
in_section = false;
}
- fclose(f);
-
return 0;
}
return r < 0 ? r : q < 0 ? q : p;
}
-static int locale_write_data(Context *c) {
+static int locale_write_data(Context *c, char ***settings) {
int r, p;
- char **l = NULL;
+ _cleanup_strv_free_ char **l = NULL;
- r = load_env_file("/etc/locale.conf", NULL, &l);
+ /* Set values will be returned as strv in *settings on success. */
+
+ r = load_env_file(NULL, "/etc/locale.conf", NULL, &l);
if (r < 0 && r != -ENOENT)
return r;
for (p = 0; p < _LOCALE_MAX; p++) {
- char *t, **u;
+ _cleanup_free_ char *t = NULL;
+ char **u;
assert(names[p]);
continue;
}
- if (asprintf(&t, "%s=%s", names[p], c->locale[p]) < 0) {
- strv_free(l);
+ if (asprintf(&t, "%s=%s", names[p], c->locale[p]) < 0)
return -ENOMEM;
- }
u = strv_env_set(l, t);
- free(t);
- strv_free(l);
-
if (!u)
return -ENOMEM;
+ strv_free(l);
l = u;
}
if (strv_isempty(l)) {
- strv_free(l);
-
if (unlink("/etc/locale.conf") < 0)
return errno == ENOENT ? 0 : -errno;
}
r = write_env_file_label("/etc/locale.conf", l);
- strv_free(l);
+ if (r < 0)
+ return r;
- return r;
+ *settings = l;
+ l = NULL;
+ return 0;
}
static int locale_update_system_manager(Context *c, sd_bus *bus) {
}
assert(c_set + c_unset == _LOCALE_MAX);
- r = sd_bus_message_new_method_call(bus,
+ r = sd_bus_message_new_method_call(bus, &m,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "UnsetAndSetEnvironment", &m);
+ "UnsetAndSetEnvironment");
if (r < 0)
return r;
if (r < 0)
return r;
- r = sd_bus_send_with_reply_and_block(bus, m, 0, &error, NULL);
+ r = sd_bus_call(bus, m, 0, &error, NULL);
if (r < 0)
- log_error("Failed to update the manager environment: %s", strerror(-r));
+ log_error_errno(r, "Failed to update the manager environment: %m");
return 0;
}
static int vconsole_write_data(Context *c) {
int r;
- char **l = NULL;
+ _cleanup_strv_free_ char **l = NULL;
- r = load_env_file("/etc/vconsole.conf", NULL, &l);
+ r = load_env_file(NULL, "/etc/vconsole.conf", NULL, &l);
if (r < 0 && r != -ENOENT)
return r;
if (isempty(c->vc_keymap))
l = strv_env_unset(l, "KEYMAP");
else {
- char *s, **u;
+ _cleanup_free_ char *s = NULL;
+ char **u;
s = strappend("KEYMAP=", c->vc_keymap);
- if (!s) {
- strv_free(l);
+ if (!s)
return -ENOMEM;
- }
u = strv_env_set(l, s);
- free(s);
- strv_free(l);
-
if (!u)
return -ENOMEM;
+ strv_free(l);
l = u;
}
if (isempty(c->vc_keymap_toggle))
l = strv_env_unset(l, "KEYMAP_TOGGLE");
else {
- char *s, **u;
+ _cleanup_free_ char *s = NULL;
+ char **u;
s = strappend("KEYMAP_TOGGLE=", c->vc_keymap_toggle);
- if (!s) {
- strv_free(l);
+ if (!s)
return -ENOMEM;
- }
u = strv_env_set(l, s);
- free(s);
- strv_free(l);
-
if (!u)
return -ENOMEM;
+ strv_free(l);
l = u;
}
if (strv_isempty(l)) {
- strv_free(l);
-
if (unlink("/etc/vconsole.conf") < 0)
return errno == ENOENT ? 0 : -errno;
return 0;
}
- r = write_env_file_label("/etc/vconsole.conf", l);
- strv_free(l);
-
- return r;
+ return write_env_file_label("/etc/vconsole.conf", l);
}
-static int write_data_x11(Context *c) {
- FILE *f;
- char *temp_path;
+static int x11_write_data(Context *c) {
+ _cleanup_fclose_ FILE *f = NULL;
+ _cleanup_free_ char *temp_path = NULL;
int r;
if (isempty(c->x11_layout) &&
r = -errno;
unlink("/etc/X11/xorg.conf.d/00-keyboard.conf");
unlink(temp_path);
+ return r;
} else
- r = 0;
-
- fclose(f);
- free(temp_path);
-
- return r;
+ return 0;
}
static int vconsole_reload(sd_bus *bus) {
return r;
}
-static char *strnulldash(const char *s) {
- return s == NULL || *s == 0 || (s[0] == '-' && s[1] == 0) ? NULL : (char*) s;
+static const char* strnulldash(const char *s) {
+ return isempty(s) || streq(s, "-") ? NULL : s;
}
static int read_next_mapping(FILE *f, unsigned *n, char ***a) {
for (;;) {
char line[LINE_MAX];
char *l, **b;
+ int r;
errno = 0;
if (!fgets(line, sizeof(line), f)) {
if (l[0] == 0 || l[0] == '#')
continue;
- b = strv_split_quoted(l);
- if (!b)
- return -ENOMEM;
+ r = strv_split_quoted(&b, l, false);
+ if (r < 0)
+ return r;
if (strv_length(b) < 5) {
log_error("Invalid line "SYSTEMD_KBD_MODEL_MAP":%u, ignoring.", *n);
context_free_x11(c);
} else {
- FILE *f;
+ _cleanup_fclose_ FILE *f = NULL;
unsigned n = 0;
f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
return -errno;
for (;;) {
- char **a;
+ _cleanup_strv_free_ char **a = NULL;
int r;
r = read_next_mapping(f, &n, &a);
- if (r < 0) {
- fclose(f);
+ if (r < 0)
return r;
- }
-
if (r == 0)
break;
- if (!streq(c->vc_keymap, a[0])) {
- strv_free(a);
+ if (!streq(c->vc_keymap, a[0]))
continue;
- }
if (!streq_ptr(c->x11_layout, strnulldash(a[1])) ||
!streq_ptr(c->x11_model, strnulldash(a[2])) ||
!streq_ptr(c->x11_variant, strnulldash(a[3])) ||
!streq_ptr(c->x11_options, strnulldash(a[4]))) {
- if (free_and_copy(&c->x11_layout, strnulldash(a[1])) < 0 ||
- free_and_copy(&c->x11_model, strnulldash(a[2])) < 0 ||
- free_and_copy(&c->x11_variant, strnulldash(a[3])) < 0 ||
- free_and_copy(&c->x11_options, strnulldash(a[4])) < 0) {
- strv_free(a);
- fclose(f);
+ if (free_and_strdup(&c->x11_layout, strnulldash(a[1])) < 0 ||
+ free_and_strdup(&c->x11_model, strnulldash(a[2])) < 0 ||
+ free_and_strdup(&c->x11_variant, strnulldash(a[3])) < 0 ||
+ free_and_strdup(&c->x11_options, strnulldash(a[4])) < 0)
return -ENOMEM;
- }
modified = true;
}
- strv_free(a);
break;
}
-
- fclose(f);
}
if (modified) {
int r;
- r = write_data_x11(c);
+ r = x11_write_data(c);
if (r < 0)
- log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
+ return log_error_errno(r, "Failed to set X11 keyboard layout: %m");
+
+ log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'",
+ strempty(c->x11_layout),
+ strempty(c->x11_model),
+ strempty(c->x11_variant),
+ strempty(c->x11_options));
sd_bus_emit_properties_changed(bus,
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
"X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
- }
+ } else
+ log_debug("X11 keyboard layout was not modified.");
return 0;
}
-static int x11_convert_to_vconsole(Context *c, sd_bus *bus) {
- bool modified = false;
+static int find_converted_keymap(const char *x11_layout, const char *x11_variant, char **new_keymap) {
+ const char *dir;
+ _cleanup_free_ char *n;
- assert(bus);
+ if (x11_variant)
+ n = strjoin(x11_layout, "-", x11_variant, NULL);
+ else
+ n = strdup(x11_layout);
+ if (!n)
+ return -ENOMEM;
- if (isempty(c->x11_layout)) {
+ NULSTR_FOREACH(dir, KBD_KEYMAP_DIRS) {
+ _cleanup_free_ char *p = NULL, *pz = NULL;
+ bool uncompressed;
- modified =
- !isempty(c->vc_keymap) ||
- !isempty(c->vc_keymap_toggle);
+ p = strjoin(dir, "xkb/", n, ".map", NULL);
+ pz = strjoin(dir, "xkb/", n, ".map.gz", NULL);
+ if (!p || !pz)
+ return -ENOMEM;
- context_free_x11(c);
- } else {
- _cleanup_fclose_ FILE *f;
- unsigned n = 0;
- unsigned best_matching = 0;
- char *new_keymap = NULL;
+ uncompressed = access(p, F_OK) == 0;
+ if (uncompressed || access(pz, F_OK) == 0) {
+ log_debug("Found converted keymap %s at %s",
+ n, uncompressed ? p : pz);
- f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
- if (!f)
- return -errno;
+ *new_keymap = n;
+ n = NULL;
+ return 1;
+ }
+ }
- for (;;) {
- _cleanup_strv_free_ char **a = NULL;
- unsigned matching = 0;
- int r;
+ return 0;
+}
- r = read_next_mapping(f, &n, &a);
- if (r < 0)
- return r;
- if (r == 0)
- break;
+static int find_legacy_keymap(Context *c, char **new_keymap) {
+ _cleanup_fclose_ FILE *f;
+ unsigned n = 0;
+ unsigned best_matching = 0;
+ int r;
- /* Determine how well matching this entry is */
- if (streq_ptr(c->x11_layout, a[1]))
- /* If we got an exact match, this is best */
- matching = 10;
- else {
- size_t x;
-
- x = strcspn(c->x11_layout, ",");
-
- /* We have multiple X layouts, look
- * for an entry that matches our key
- * with the everything but the first
- * layout stripped off. */
- if (x > 0 &&
- strlen(a[1]) == x &&
- strneq(c->x11_layout, a[1], x))
- matching = 5;
- else {
- size_t w;
-
- /* If that didn't work, strip
- * off the other layouts from
- * the entry, too */
- w = strcspn(a[1], ",");
-
- if (x > 0 && x == w &&
- memcmp(c->x11_layout, a[1], x) == 0)
- matching = 1;
- }
+ f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
+ if (!f)
+ return -errno;
+
+ for (;;) {
+ _cleanup_strv_free_ char **a = NULL;
+ unsigned matching = 0;
+
+ r = read_next_mapping(f, &n, &a);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ break;
+
+ /* Determine how well matching this entry is */
+ if (streq_ptr(c->x11_layout, a[1]))
+ /* If we got an exact match, this is best */
+ matching = 10;
+ else {
+ /* We have multiple X layouts, look for an
+ * entry that matches our key with everything
+ * but the first layout stripped off. */
+ if (startswith_comma(c->x11_layout, a[1]))
+ matching = 5;
+ else {
+ char *x;
+
+ /* If that didn't work, strip off the
+ * other layouts from the entry, too */
+ x = strndupa(a[1], strcspn(a[1], ","));
+ if (startswith_comma(c->x11_layout, x))
+ matching = 1;
}
+ }
- if (matching > 0 &&
- streq_ptr(c->x11_model, a[2])) {
+ if (matching > 0) {
+ if (isempty(c->x11_model) || streq_ptr(c->x11_model, a[2])) {
matching++;
if (streq_ptr(c->x11_variant, a[3])) {
matching++;
}
}
+ }
+
+ /* The best matching entry so far, then let's save that */
+ if (matching >= MAX(best_matching, 1u)) {
+ log_debug("Found legacy keymap %s with score %u",
+ a[0], matching);
- /* The best matching entry so far, then let's
- * save that */
if (matching > best_matching) {
best_matching = matching;
- free(new_keymap);
- new_keymap = strdup(a[0]);
- if (!new_keymap)
- return -ENOMEM;
+ r = free_and_strdup(new_keymap, a[0]);
+ if (r < 0)
+ return r;
}
}
+ }
+
+ if (best_matching < 10 && c->x11_layout) {
+ /* The best match is only the first part of the X11
+ * keymap. Check if we have a converted map which
+ * matches just the first layout.
+ */
+ char *l, *v = NULL, *converted;
+
+ l = strndupa(c->x11_layout, strcspn(c->x11_layout, ","));
+ if (c->x11_variant)
+ v = strndupa(c->x11_variant, strcspn(c->x11_variant, ","));
+ r = find_converted_keymap(l, v, &converted);
+ if (r < 0)
+ return r;
+ if (r > 0)
+ free_and_replace(new_keymap, converted);
+ }
+
+ return 0;
+}
+
+static int x11_convert_to_vconsole(Context *c, sd_bus *bus) {
+ bool modified = false;
+ int r;
+
+ assert(bus);
+
+ if (isempty(c->x11_layout)) {
+
+ modified =
+ !isempty(c->vc_keymap) ||
+ !isempty(c->vc_keymap_toggle);
+
+ context_free_x11(c);
+ } else {
+ char *new_keymap = NULL;
+
+ r = find_converted_keymap(c->x11_layout, c->x11_variant, &new_keymap);
+ if (r < 0)
+ return r;
+ else if (r == 0) {
+ r = find_legacy_keymap(c, &new_keymap);
+ if (r < 0)
+ return r;
+ }
if (!streq_ptr(c->vc_keymap, new_keymap)) {
free_and_replace(&c->vc_keymap, new_keymap);
}
if (modified) {
- int r;
-
r = vconsole_write_data(c);
if (r < 0)
- log_error("Failed to set virtual console keymap: %s", strerror(-r));
+ log_error_errno(r, "Failed to set virtual console keymap: %m");
+
+ log_info("Changed virtual console keymap to '%s' toggle '%s'",
+ strempty(c->vc_keymap), strempty(c->vc_keymap_toggle));
sd_bus_emit_properties_changed(bus,
"/org/freedesktop/locale1",
"VConsoleKeymap", "VConsoleKeymapToggle", NULL);
return vconsole_reload(bus);
- }
+ } else
+ log_debug("Virtual console keymap was not modified.");
return 0;
}
-static int property_get_locale(sd_bus *bus, const char *path, const char *interface,
- const char *property, sd_bus_message *reply, sd_bus_error *error, void *userdata) {
+static int property_get_locale(
+ sd_bus *bus,
+ const char *path,
+ const char *interface,
+ const char *property,
+ sd_bus_message *reply,
+ void *userdata,
+ sd_bus_error *error) {
+
Context *c = userdata;
_cleanup_strv_free_ char **l = NULL;
int p, q;
return sd_bus_message_append_strv(reply, l);
}
-static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata) {
+static int method_set_locale(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
Context *c = userdata;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_strv_free_ char **l = NULL;
char **i;
int interactive;
r = bus_message_read_strv_extend(m, &l);
if (r < 0)
- return sd_bus_reply_method_errno(bus, m, r, NULL);
+ return r;
r = sd_bus_message_read_basic(m, 'b', &interactive);
if (r < 0)
- return sd_bus_reply_method_errno(bus, m, r, NULL);
+ return r;
- /* Check whether a variable changed and if so valid */
+ /* Check whether a variable changed and if it is valid */
STRV_FOREACH(i, l) {
bool valid = false;
k = strlen(names[p]);
if (startswith(*i, names[p]) &&
(*i)[k] == '=' &&
- string_is_safe((*i) + k + 1)) {
+ locale_is_valid((*i) + k + 1)) {
valid = true;
passed[p] = true;
}
if (!valid)
- sd_bus_reply_method_errorf(bus, m, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data.");
+ return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data.");
}
/* Check whether a variable is unset */
- if (!modified) {
+ if (!modified)
for (p = 0; p < _LOCALE_MAX; p++)
if (!isempty(c->locale[p]) && !passed[p]) {
modified = true;
break;
}
- }
if (modified) {
- r = bus_verify_polkit_async(bus, &c->polkit_registry, m,
- "org.freedesktop.locale1.set-locale", interactive,
- &error, method_set_locale, c);
+ _cleanup_strv_free_ char **settings = NULL;
+
+ r = bus_verify_polkit_async(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-locale", interactive, &c->polkit_registry, error);
if (r < 0)
- return sd_bus_reply_method_errno(bus, m, r, &error);
+ return r;
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
- STRV_FOREACH(i, l) {
+ STRV_FOREACH(i, l)
for (p = 0; p < _LOCALE_MAX; p++) {
size_t k;
k = strlen(names[p]);
if (startswith(*i, names[p]) && (*i)[k] == '=') {
- char *t;
-
- t = strdup(*i + k + 1);
- if (!t)
- return -ENOMEM;
-
- free(c->locale[p]);
- c->locale[p] = t;
+ r = free_and_strdup(&c->locale[p], *i + k + 1);
+ if (r < 0)
+ return r;
break;
}
}
- }
for (p = 0; p < _LOCALE_MAX; p++) {
if (passed[p])
locale_simplify(c);
- r = locale_write_data(c);
+ r = locale_write_data(c, &settings);
if (r < 0) {
- log_error("Failed to set locale: %s", strerror(-r));
- return sd_bus_reply_method_errnof(bus, m, r, "Failed to set locale: %s", strerror(-r));
+ log_error_errno(r, "Failed to set locale: %m");
+ return sd_bus_error_set_errnof(error, r, "Failed to set locale: %s", strerror(-r));
}
locale_update_system_manager(c, bus);
- log_info("Changed locale information.");
+ if (settings) {
+ _cleanup_free_ char *line;
+
+ line = strv_join(settings, ", ");
+ log_info("Changed locale to %s.", strnull(line));
+ } else
+ log_info("Changed locale to unset.");
sd_bus_emit_properties_changed(bus,
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
"Locale", NULL);
- }
+ } else
+ log_debug("Locale settings were not modified.");
- return sd_bus_reply_method_return(bus, m, NULL);
+
+ return sd_bus_reply_method_return(m, NULL);
}
-static int method_set_vc_keyboard(sd_bus *bus, sd_bus_message *m, void *userdata) {
+static int method_set_vc_keyboard(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
Context *c = userdata;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
const char *keymap, *keymap_toggle;
int convert, interactive;
int r;
r = sd_bus_message_read(m, "ssbb", &keymap, &keymap_toggle, &convert, &interactive);
if (r < 0)
- return sd_bus_reply_method_errno(bus, m, r, NULL);
+ return r;
if (isempty(keymap))
keymap = NULL;
if (!streq_ptr(keymap, c->vc_keymap) ||
!streq_ptr(keymap_toggle, c->vc_keymap_toggle)) {
- if ((keymap && (!filename_is_safe(keymap) || !string_is_safe(keymap))) ||
- (keymap_toggle && (!filename_is_safe(keymap_toggle) || !string_is_safe(keymap_toggle))))
- return sd_bus_reply_method_errnof(bus, m, r, "Received invalid keymap data: %s", -EINVAL);
+ if ((keymap && (!filename_is_valid(keymap) || !string_is_safe(keymap))) ||
+ (keymap_toggle && (!filename_is_valid(keymap_toggle) || !string_is_safe(keymap_toggle))))
+ return sd_bus_error_set_errnof(error, -EINVAL, "Received invalid keymap data");
- r = bus_verify_polkit_async(bus, &c->polkit_registry, m,
- "org.freedesktop.locale1.set-keyboard",
- interactive, &error, method_set_vc_keyboard, c);
+ r = bus_verify_polkit_async(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-keyboard", interactive, &c->polkit_registry, error);
if (r < 0)
- return sd_bus_reply_method_errno(bus, m, r, &error);
+ return r;
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
- if (free_and_copy(&c->vc_keymap, keymap) < 0 ||
- free_and_copy(&c->vc_keymap_toggle, keymap_toggle) < 0)
+ if (free_and_strdup(&c->vc_keymap, keymap) < 0 ||
+ free_and_strdup(&c->vc_keymap_toggle, keymap_toggle) < 0)
return -ENOMEM;
r = vconsole_write_data(c);
if (r < 0) {
- log_error("Failed to set virtual console keymap: %s", strerror(-r));
- return sd_bus_reply_method_errnof(bus, m, r, "Failed to set virtual console keymap: %s", strerror(-r));
+ log_error_errno(r, "Failed to set virtual console keymap: %m");
+ return sd_bus_error_set_errnof(error, r, "Failed to set virtual console keymap: %s", strerror(-r));
}
- log_info("Changed virtual console keymap to '%s'", strempty(c->vc_keymap));
+ log_info("Changed virtual console keymap to '%s' toggle '%s'",
+ strempty(c->vc_keymap), strempty(c->vc_keymap_toggle));
r = vconsole_reload(bus);
if (r < 0)
- log_error("Failed to request keymap reload: %s", strerror(-r));
+ log_error_errno(r, "Failed to request keymap reload: %m");
sd_bus_emit_properties_changed(bus,
"/org/freedesktop/locale1",
if (convert) {
r = vconsole_convert_to_x11(c, bus);
if (r < 0)
- log_error("Failed to convert keymap data: %s", strerror(-r));
+ log_error_errno(r, "Failed to convert keymap data: %m");
}
}
- return sd_bus_reply_method_return(bus, m, NULL);
+ return sd_bus_reply_method_return(m, NULL);
+}
+
+#ifdef HAVE_XKBCOMMON
+static void log_xkb(struct xkb_context *ctx, enum xkb_log_level lvl, const char *format, va_list args) {
+ const char *fmt;
+
+ fmt = strappenda("libxkbcommon: ", format);
+ log_internalv(LOG_DEBUG, 0, __FILE__, __LINE__, __func__, fmt, args);
+}
+
+static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) {
+ const struct xkb_rule_names rmlvo = {
+ .model = model,
+ .layout = layout,
+ .variant = variant,
+ .options = options,
+ };
+ struct xkb_context *ctx = NULL;
+ struct xkb_keymap *km = NULL;
+ int r;
+
+ /* compile keymap from RMLVO information to check out its validity */
+
+ ctx = xkb_context_new(XKB_CONTEXT_NO_ENVIRONMENT_NAMES);
+ if (!ctx) {
+ r = -ENOMEM;
+ goto exit;
+ }
+
+ xkb_context_set_log_fn(ctx, log_xkb);
+
+ km = xkb_keymap_new_from_names(ctx, &rmlvo, XKB_KEYMAP_COMPILE_NO_FLAGS);
+ if (!km) {
+ r = -EINVAL;
+ goto exit;
+ }
+
+ r = 0;
+
+exit:
+ xkb_keymap_unref(km);
+ xkb_context_unref(ctx);
+ return r;
+}
+#else
+static int verify_xkb_rmlvo(const char *model, const char *layout, const char *variant, const char *options) {
+ return 0;
}
+#endif
-static int method_set_x11_keyboard(sd_bus *bus, sd_bus_message *m, void *userdata) {
+static int method_set_x11_keyboard(sd_bus *bus, sd_bus_message *m, void *userdata, sd_bus_error *error) {
Context *c = userdata;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
const char *layout, *model, *variant, *options;
int convert, interactive;
int r;
r = sd_bus_message_read(m, "ssssbb", &layout, &model, &variant, &options, &convert, &interactive);
if (r < 0)
- return sd_bus_reply_method_errno(bus, m, r, NULL);
+ return r;
if (isempty(layout))
layout = NULL;
(model && !string_is_safe(model)) ||
(variant && !string_is_safe(variant)) ||
(options && !string_is_safe(options)))
- return sd_bus_reply_method_errnof(bus, m, r, "Received invalid keyboard data: %s", -EINVAL);
+ return sd_bus_error_set_errnof(error, -EINVAL, "Received invalid keyboard data");
- r = bus_verify_polkit_async(bus, &c->polkit_registry, m,
- "org.freedesktop.locale1.set-keyboard",
- interactive, &error, method_set_x11_keyboard, c);
+ r = bus_verify_polkit_async(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-keyboard", interactive, &c->polkit_registry, error);
if (r < 0)
- return sd_bus_reply_method_errno(bus, m, r, &error);
+ return r;
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
- if (free_and_copy(&c->x11_layout, layout) < 0 ||
- free_and_copy(&c->x11_model, model) < 0 ||
- free_and_copy(&c->x11_variant, variant) < 0 ||
- free_and_copy(&c->x11_options, options) < 0)
+ r = verify_xkb_rmlvo(model, layout, variant, options);
+ if (r < 0) {
+ log_error_errno(r, "Cannot compile XKB keymap for new x11 keyboard layout ('%s' / '%s' / '%s' / '%s'): %m",
+ strempty(model), strempty(layout), strempty(variant), strempty(options));
+ return sd_bus_error_set(error, SD_BUS_ERROR_INVALID_ARGS, "Cannot compile XKB keymap, refusing");
+ }
+
+ if (free_and_strdup(&c->x11_layout, layout) < 0 ||
+ free_and_strdup(&c->x11_model, model) < 0 ||
+ free_and_strdup(&c->x11_variant, variant) < 0 ||
+ free_and_strdup(&c->x11_options, options) < 0)
return -ENOMEM;
- r = write_data_x11(c);
+ r = x11_write_data(c);
if (r < 0) {
- log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
- return sd_bus_reply_method_errnof(bus, m, r, "Failed to set X11 keyboard layout: %s", strerror(-r));
+ log_error_errno(r, "Failed to set X11 keyboard layout: %m");
+ return sd_bus_error_set_errnof(error, r, "Failed to set X11 keyboard layout: %s", strerror(-r));
}
- log_info("Changed X11 keyboard layout to '%s'", strempty(c->x11_layout));
+ log_info("Changed X11 keyboard layout to '%s' model '%s' variant '%s' options '%s'",
+ strempty(c->x11_layout),
+ strempty(c->x11_model),
+ strempty(c->x11_variant),
+ strempty(c->x11_options));
sd_bus_emit_properties_changed(bus,
"/org/freedesktop/locale1",
"org.freedesktop.locale1",
- "X11Layout" "X11Model" "X11Variant" "X11Options", NULL);
+ "X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
if (convert) {
r = x11_convert_to_vconsole(c, bus);
if (r < 0)
- log_error("Failed to convert keymap data: %s", strerror(-r));
+ log_error_errno(r, "Failed to convert keymap data: %m");
}
}
- return sd_bus_reply_method_return(bus, m, NULL);
+ return sd_bus_reply_method_return(m, NULL);
}
static const sd_bus_vtable locale_vtable[] = {
SD_BUS_PROPERTY("X11Options", "s", NULL, offsetof(Context, x11_options), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("VConsoleKeymap", "s", NULL, offsetof(Context, vc_keymap), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
SD_BUS_PROPERTY("VConsoleKeymapToggle", "s", NULL, offsetof(Context, vc_keymap_toggle), SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE),
- SD_BUS_METHOD("SetLocale", "asb", NULL, method_set_locale, 0),
- SD_BUS_METHOD("SetVConsoleKeyboard", "ssbb", NULL, method_set_vc_keyboard, 0),
- SD_BUS_METHOD("SetX11Keyboard", "ssssbb", NULL, method_set_x11_keyboard, 0),
+ SD_BUS_METHOD("SetLocale", "asb", NULL, method_set_locale, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("SetVConsoleKeyboard", "ssbb", NULL, method_set_vc_keyboard, SD_BUS_VTABLE_UNPRIVILEGED),
+ SD_BUS_METHOD("SetX11Keyboard", "ssssbb", NULL, method_set_x11_keyboard, SD_BUS_VTABLE_UNPRIVILEGED),
SD_BUS_VTABLE_END
};
static int connect_bus(Context *c, sd_event *event, sd_bus **_bus) {
- _cleanup_bus_unref_ sd_bus *bus = NULL;
+ _cleanup_bus_close_unref_ sd_bus *bus = NULL;
int r;
assert(c);
assert(event);
assert(_bus);
- r = sd_bus_open_system(&bus);
- if (r < 0) {
- log_error("Failed to get system bus connection: %s", strerror(-r));
- return r;
- }
-
- r = sd_bus_add_object_vtable(bus, "/org/freedesktop/locale1", "org.freedesktop.locale1", locale_vtable, c);
- if (r < 0) {
- log_error("Failed to register object: %s", strerror(-r));
- return r;
- }
+ r = sd_bus_default_system(&bus);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get system bus connection: %m");
- r = sd_bus_request_name(bus, "org.freedesktop.locale1", SD_BUS_NAME_DO_NOT_QUEUE);
- if (r < 0) {
- log_error("Failed to register name: %s", strerror(-r));
- return r;
- }
+ r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/locale1", "org.freedesktop.locale1", locale_vtable, c);
+ if (r < 0)
+ return log_error_errno(r, "Failed to register object: %m");
- if (r != SD_BUS_NAME_PRIMARY_OWNER) {
- log_error("Failed to acquire name.");
- return -EEXIST;
- }
+ r = sd_bus_request_name(bus, "org.freedesktop.locale1", 0);
+ if (r < 0)
+ return log_error_errno(r, "Failed to register name: %m");
r = sd_bus_attach_event(bus, event, 0);
- if (r < 0) {
- log_error("Failed to attach bus to event loop: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to attach bus to event loop: %m");
*_bus = bus;
bus = NULL;
}
int main(int argc, char *argv[]) {
- Context context = {};
+ _cleanup_(context_free) Context context = {};
_cleanup_event_unref_ sd_event *event = NULL;
- _cleanup_bus_unref_ sd_bus *bus = NULL;
+ _cleanup_bus_close_unref_ sd_bus *bus = NULL;
int r;
log_set_target(LOG_TARGET_AUTO);
log_open();
umask(0022);
- label_init("/etc");
+ mac_selinux_init("/etc");
if (argc != 1) {
log_error("This program takes no arguments.");
goto finish;
}
- r = sd_event_new(&event);
+ r = sd_event_default(&event);
if (r < 0) {
- log_error("Failed to allocate event loop: %s", strerror(-r));
+ log_error_errno(r, "Failed to allocate event loop: %m");
goto finish;
}
+ sd_event_set_watchdog(event, true);
+
r = connect_bus(&context, event, &bus);
if (r < 0)
goto finish;
r = context_read_data(&context);
if (r < 0) {
- log_error("Failed to read locale data: %s", strerror(-r));
+ log_error_errno(r, "Failed to read locale data: %m");
goto finish;
}
- r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC);
+ r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL);
if (r < 0) {
- log_error("Failed to run event loop: %s", strerror(-r));
+ log_error_errno(r, "Failed to run event loop: %m");
goto finish;
}
- r = 0;
-
finish:
- context_free(&context, bus);
-
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}