#include <errno.h>
#include <string.h>
#include <unistd.h>
-#include <sys/capability.h>
#include "sd-bus.h"
#include "env-util.h"
#include "fileio.h"
#include "fileio-label.h"
-#include "label.h"
#include "bus-util.h"
#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
if (in_section && first_word(l, "Option")) {
_cleanup_strv_free_ char **a = NULL;
- r = strv_split_quoted(&a, l);
+ r = strv_split_quoted(&a, l, 0);
if (r < 0)
return r;
} else if (!in_section && first_word(l, "Section")) {
_cleanup_strv_free_ char **a = NULL;
- r = strv_split_quoted(&a, l);
+ r = strv_split_quoted(&a, l, 0);
if (r < 0)
return -ENOMEM;
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;
}
return write_env_file_label("/etc/vconsole.conf", l);
}
-static int write_data_x11(Context *c) {
+static int x11_write_data(Context *c) {
_cleanup_fclose_ FILE *f = NULL;
_cleanup_free_ char *temp_path = NULL;
int r;
return isempty(s) || streq(s, "-") ? NULL : s;
}
-static int read_next_mapping(FILE *f, unsigned *n, char ***a) {
+static int read_next_mapping(const char* filename,
+ unsigned min_fields, unsigned max_fields,
+ FILE *f, unsigned *n, char ***a) {
assert(f);
assert(n);
assert(a);
char line[LINE_MAX];
char *l, **b;
int r;
+ size_t length;
errno = 0;
if (!fgets(line, sizeof(line), f)) {
if (l[0] == 0 || l[0] == '#')
continue;
- r = strv_split_quoted(&b, l);
+ r = strv_split_quoted(&b, l, 0);
if (r < 0)
return r;
- if (strv_length(b) < 5) {
- log_error("Invalid line "SYSTEMD_KBD_MODEL_MAP":%u, ignoring.", *n);
+ length = strv_length(b);
+ if (length < min_fields || length > max_fields) {
+ log_error("Invalid line %s:%u, ignoring.", filename, *n);
strv_free(b);
continue;
_cleanup_strv_free_ char **a = NULL;
int r;
- r = read_next_mapping(f, &n, &a);
+ r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a);
if (r < 0)
return r;
if (r == 0)
if (modified) {
int r;
- r = write_data_x11(c);
- if (r < 0) {
- log_error("Failed to set X11 keyboard layout: %s", strerror(-r));
- return r;
- }
+ r = x11_write_data(c);
+ if (r < 0)
+ 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),
_cleanup_strv_free_ char **a = NULL;
unsigned matching = 0;
- r = read_next_mapping(f, &n, &a);
+ r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a);
if (r < 0)
return r;
if (r == 0)
return 0;
}
+static int find_language_fallback(const char *lang, char **language) {
+ _cleanup_fclose_ FILE *f = NULL;
+ unsigned n = 0;
+
+ assert(language);
+
+ f = fopen(SYSTEMD_LANGUAGE_FALLBACK_MAP, "re");
+ if (!f)
+ return -errno;
+
+ for (;;) {
+ _cleanup_strv_free_ char **a = NULL;
+ int r;
+
+ r = read_next_mapping(SYSTEMD_LANGUAGE_FALLBACK_MAP, 2, 2, f, &n, &a);
+ if (r <= 0)
+ return r;
+
+ if (streq(lang, a[0])) {
+ assert(strv_length(a) == 2);
+ *language = a[1];
+ a[1] = NULL;
+ return 1;
+ }
+ }
+
+ assert_not_reached("should not be here");
+}
+
static int x11_convert_to_vconsole(Context *c, sd_bus *bus) {
bool modified = false;
int r;
if (modified) {
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));
Context *c = userdata;
_cleanup_strv_free_ char **l = NULL;
char **i;
+ const char *lang = NULL;
int interactive;
bool modified = false;
- bool passed[_LOCALE_MAX] = {};
+ bool have[_LOCALE_MAX] = {};
int p;
int r;
(*i)[k] == '=' &&
locale_is_valid((*i) + k + 1)) {
valid = true;
- passed[p] = true;
+ have[p] = true;
+
+ if (p == LOCALE_LANG)
+ lang = (*i) + k + 1;
if (!streq_ptr(*i + k + 1, c->locale[p]))
modified = true;
return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid Locale data.");
}
+ /* If LANG was specified, but not LANGUAGE, check if we should
+ * set it based on the language fallback table. */
+ if (have[LOCALE_LANG] && !have[LOCALE_LANGUAGE]) {
+ _cleanup_free_ char *language = NULL;
+
+ assert(lang);
+
+ (void) find_language_fallback(lang, &language);
+ if (language) {
+ log_debug("Converted LANG=%s to LANGUAGE=%s", lang, language);
+ if (!streq_ptr(language, c->locale[LOCALE_LANGUAGE])) {
+ r = strv_extendf(&l, "LANGUAGE=%s", language);
+ if (r < 0)
+ return r;
+
+ have[LOCALE_LANGUAGE] = true;
+ modified = true;
+ }
+ }
+ }
+
/* Check whether a variable is unset */
if (!modified)
for (p = 0; p < _LOCALE_MAX; p++)
- if (!isempty(c->locale[p]) && !passed[p]) {
+ if (!isempty(c->locale[p]) && !have[p]) {
modified = true;
break;
}
if (modified) {
_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);
+ r = bus_verify_polkit_async(
+ m,
+ CAP_SYS_ADMIN,
+ "org.freedesktop.locale1.set-locale",
+ interactive,
+ UID_INVALID,
+ &c->polkit_registry,
+ error);
if (r < 0)
return r;
if (r == 0)
}
for (p = 0; p < _LOCALE_MAX; p++) {
- if (passed[p])
+ if (have[p])
continue;
free_and_replace(&c->locale[p], NULL);
r = locale_write_data(c, &settings);
if (r < 0) {
- log_error("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));
}
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))))
+ 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(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-keyboard", interactive, &c->polkit_registry, error);
+ r = bus_verify_polkit_async(
+ m,
+ CAP_SYS_ADMIN,
+ "org.freedesktop.locale1.set-keyboard",
+ interactive,
+ UID_INVALID,
+ &c->polkit_registry,
+ error);
if (r < 0)
return r;
if (r == 0)
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");
return sd_bus_error_set_errnof(error, r, "Failed to set virtual console keymap: %s", strerror(-r));
}
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(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 = strjoina("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, sd_bus_error *error) {
Context *c = userdata;
const char *layout, *model, *variant, *options;
(options && !string_is_safe(options)))
return sd_bus_error_set_errnof(error, -EINVAL, "Received invalid keyboard data");
- r = bus_verify_polkit_async(m, CAP_SYS_ADMIN, "org.freedesktop.locale1.set-keyboard", interactive, &c->polkit_registry, error);
+ r = bus_verify_polkit_async(
+ m,
+ CAP_SYS_ADMIN,
+ "org.freedesktop.locale1.set-keyboard",
+ interactive,
+ UID_INVALID,
+ &c->polkit_registry,
+ error);
if (r < 0)
return r;
if (r == 0)
return 1; /* No authorization for now, but the async polkit stuff will call us again when it has it */
+ 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));
+ 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));
}
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");
}
}
assert(_bus);
r = sd_bus_default_system(&bus);
- if (r < 0) {
- log_error("Failed to get system bus connection: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to get system bus connection: %m");
r = sd_bus_add_object_vtable(bus, NULL, "/org/freedesktop/locale1", "org.freedesktop.locale1", locale_vtable, c);
- if (r < 0) {
- log_error("Failed to register object: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to register object: %m");
r = sd_bus_request_name(bus, "org.freedesktop.locale1", 0);
- if (r < 0) {
- log_error("Failed to register name: %s", strerror(-r));
- return r;
- }
+ 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;
log_open();
umask(0022);
- label_init("/etc");
+ mac_selinux_init("/etc");
if (argc != 1) {
log_error("This program takes no arguments.");
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;
}
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, 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;
}
~ianmdlvl / elogind.git / blobdiff