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authorZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2016-05-26 13:35:20 -0400
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2016-06-06 09:22:33 -0400
commit4897d1dc0f00f1571b0cc78ec4a20cd78c6c3ade (patch)
tree0d7e8d031a9bc2bfdde44685c3c17f34e92cb56e /src
parent78c97cbe74f844bd3b8e855e7ba7184e05078f89 (diff)
localed: split out keymap parsing to a separate file
This way the dbus and management logic is seperated from the business logic and we can write test cases for the mapping functionality.
Diffstat (limited to 'src')
-rw-r--r--src/locale/keymap-util.c684
-rw-r--r--src/locale/keymap-util.h45
-rw-r--r--src/locale/localed.c725
3 files changed, 768 insertions, 686 deletions
diff --git a/src/locale/keymap-util.c b/src/locale/keymap-util.c
new file mode 100644
index 0000000000..1827014b89
--- /dev/null
+++ b/src/locale/keymap-util.c
@@ -0,0 +1,684 @@
+/***
+ This file is part of systemd.
+
+ Copyright 2011 Lennart Poettering
+ Copyright 2013 Kay Sievers
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "def.h"
+#include "env-util.h"
+#include "fd-util.h"
+#include "fileio-label.h"
+#include "fileio.h"
+#include "keymap-util.h"
+#include "locale-util.h"
+#include "macro.h"
+#include "mkdir.h"
+#include "string-util.h"
+#include "strv.h"
+
+static bool startswith_comma(const char *s, const char *prefix) {
+ const char *t;
+
+ return s && (t = startswith(s, prefix)) && (*t == ',');
+}
+
+static const char* strnulldash(const char *s) {
+ return isempty(s) || streq(s, "-") ? NULL : s;
+}
+
+static void context_free_x11(Context *c) {
+ c->x11_layout = mfree(c->x11_layout);
+ c->x11_options = mfree(c->x11_options);
+ c->x11_model = mfree(c->x11_model);
+ c->x11_variant = mfree(c->x11_variant);
+}
+
+static void context_free_vconsole(Context *c) {
+ c->vc_keymap = mfree(c->vc_keymap);
+ c->vc_keymap_toggle = mfree(c->vc_keymap_toggle);
+}
+
+static void context_free_locale(Context *c) {
+ int p;
+
+ for (p = 0; p < _VARIABLE_LC_MAX; p++)
+ c->locale[p] = mfree(c->locale[p]);
+}
+
+void context_free(Context *c) {
+ context_free_locale(c);
+ context_free_x11(c);
+ context_free_vconsole(c);
+};
+
+void locale_simplify(Context *c) {
+ int p;
+
+ for (p = VARIABLE_LANG+1; p < _VARIABLE_LC_MAX; p++)
+ if (isempty(c->locale[p]) || streq_ptr(c->locale[VARIABLE_LANG], c->locale[p]))
+ c->locale[p] = mfree(c->locale[p]);
+}
+
+static int locale_read_data(Context *c) {
+ int r;
+
+ context_free_locale(c);
+
+ r = parse_env_file("/etc/locale.conf", NEWLINE,
+ "LANG", &c->locale[VARIABLE_LANG],
+ "LANGUAGE", &c->locale[VARIABLE_LANGUAGE],
+ "LC_CTYPE", &c->locale[VARIABLE_LC_CTYPE],
+ "LC_NUMERIC", &c->locale[VARIABLE_LC_NUMERIC],
+ "LC_TIME", &c->locale[VARIABLE_LC_TIME],
+ "LC_COLLATE", &c->locale[VARIABLE_LC_COLLATE],
+ "LC_MONETARY", &c->locale[VARIABLE_LC_MONETARY],
+ "LC_MESSAGES", &c->locale[VARIABLE_LC_MESSAGES],
+ "LC_PAPER", &c->locale[VARIABLE_LC_PAPER],
+ "LC_NAME", &c->locale[VARIABLE_LC_NAME],
+ "LC_ADDRESS", &c->locale[VARIABLE_LC_ADDRESS],
+ "LC_TELEPHONE", &c->locale[VARIABLE_LC_TELEPHONE],
+ "LC_MEASUREMENT", &c->locale[VARIABLE_LC_MEASUREMENT],
+ "LC_IDENTIFICATION", &c->locale[VARIABLE_LC_IDENTIFICATION],
+ NULL);
+
+ if (r == -ENOENT) {
+ int p;
+
+ /* Fill in what we got passed from systemd. */
+ for (p = 0; p < _VARIABLE_LC_MAX; p++) {
+ const char *name;
+
+ name = locale_variable_to_string(p);
+ assert(name);
+
+ r = free_and_strdup(&c->locale[p], empty_to_null(getenv(name)));
+ if (r < 0)
+ return r;
+ }
+
+ r = 0;
+ }
+
+ locale_simplify(c);
+ return r;
+}
+
+static int vconsole_read_data(Context *c) {
+ int r;
+
+ context_free_vconsole(c);
+
+ r = parse_env_file("/etc/vconsole.conf", NEWLINE,
+ "KEYMAP", &c->vc_keymap,
+ "KEYMAP_TOGGLE", &c->vc_keymap_toggle,
+ NULL);
+
+ if (r < 0 && r != -ENOENT)
+ return r;
+
+ return 0;
+}
+
+static int x11_read_data(Context *c) {
+ _cleanup_fclose_ FILE *f;
+ char line[LINE_MAX];
+ bool in_section = false;
+ int r;
+
+ context_free_x11(c);
+
+ f = fopen("/etc/X11/xorg.conf.d/00-keyboard.conf", "re");
+ if (!f)
+ return errno == ENOENT ? 0 : -errno;
+
+ while (fgets(line, sizeof(line), f)) {
+ char *l;
+
+ char_array_0(line);
+ l = strstrip(line);
+
+ if (l[0] == 0 || l[0] == '#')
+ continue;
+
+ if (in_section && first_word(l, "Option")) {
+ _cleanup_strv_free_ char **a = NULL;
+
+ r = strv_split_extract(&a, l, WHITESPACE, EXTRACT_QUOTES);
+ if (r < 0)
+ return r;
+
+ if (strv_length(a) == 3) {
+ char **p = NULL;
+
+ if (streq(a[1], "XkbLayout"))
+ p = &c->x11_layout;
+ else if (streq(a[1], "XkbModel"))
+ p = &c->x11_model;
+ else if (streq(a[1], "XkbVariant"))
+ p = &c->x11_variant;
+ else if (streq(a[1], "XkbOptions"))
+ p = &c->x11_options;
+
+ if (p) {
+ free(*p);
+ *p = a[2];
+ a[2] = NULL;
+ }
+ }
+
+ } else if (!in_section && first_word(l, "Section")) {
+ _cleanup_strv_free_ char **a = NULL;
+
+ r = strv_split_extract(&a, l, WHITESPACE, EXTRACT_QUOTES);
+ if (r < 0)
+ return -ENOMEM;
+
+ if (strv_length(a) == 2 && streq(a[1], "InputClass"))
+ in_section = true;
+
+ } else if (in_section && first_word(l, "EndSection"))
+ in_section = false;
+ }
+
+ return 0;
+}
+
+int context_read_data(Context *c) {
+ int r, q, p;
+
+ r = locale_read_data(c);
+ q = vconsole_read_data(c);
+ p = x11_read_data(c);
+
+ return r < 0 ? r : q < 0 ? q : p;
+}
+
+int locale_write_data(Context *c, char ***settings) {
+ int r, p;
+ _cleanup_strv_free_ char **l = NULL;
+
+ /* 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 < _VARIABLE_LC_MAX; p++) {
+ _cleanup_free_ char *t = NULL;
+ char **u;
+ const char *name;
+
+ name = locale_variable_to_string(p);
+ assert(name);
+
+ if (isempty(c->locale[p])) {
+ l = strv_env_unset(l, name);
+ continue;
+ }
+
+ if (asprintf(&t, "%s=%s", name, c->locale[p]) < 0)
+ return -ENOMEM;
+
+ u = strv_env_set(l, t);
+ if (!u)
+ return -ENOMEM;
+
+ strv_free(l);
+ l = u;
+ }
+
+ if (strv_isempty(l)) {
+ if (unlink("/etc/locale.conf") < 0)
+ return errno == ENOENT ? 0 : -errno;
+
+ return 0;
+ }
+
+ r = write_env_file_label("/etc/locale.conf", l);
+ if (r < 0)
+ return r;
+
+ *settings = l;
+ l = NULL;
+ return 0;
+}
+
+int vconsole_write_data(Context *c) {
+ int r;
+ _cleanup_strv_free_ char **l = NULL;
+
+ 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 {
+ _cleanup_free_ char *s = NULL;
+ char **u;
+
+ s = strappend("KEYMAP=", c->vc_keymap);
+ if (!s)
+ return -ENOMEM;
+
+ u = strv_env_set(l, s);
+ if (!u)
+ return -ENOMEM;
+
+ strv_free(l);
+ l = u;
+ }
+
+ if (isempty(c->vc_keymap_toggle))
+ l = strv_env_unset(l, "KEYMAP_TOGGLE");
+ else {
+ _cleanup_free_ char *s = NULL;
+ char **u;
+
+ s = strappend("KEYMAP_TOGGLE=", c->vc_keymap_toggle);
+ if (!s)
+ return -ENOMEM;
+
+ u = strv_env_set(l, s);
+ if (!u)
+ return -ENOMEM;
+
+ strv_free(l);
+ l = u;
+ }
+
+ if (strv_isempty(l)) {
+ if (unlink("/etc/vconsole.conf") < 0)
+ return errno == ENOENT ? 0 : -errno;
+
+ return 0;
+ }
+
+ return write_env_file_label("/etc/vconsole.conf", l);
+}
+
+int x11_write_data(Context *c) {
+ _cleanup_fclose_ FILE *f = NULL;
+ _cleanup_free_ char *temp_path = NULL;
+ int r;
+
+ if (isempty(c->x11_layout) &&
+ isempty(c->x11_model) &&
+ isempty(c->x11_variant) &&
+ isempty(c->x11_options)) {
+
+ if (unlink("/etc/X11/xorg.conf.d/00-keyboard.conf") < 0)
+ return errno == ENOENT ? 0 : -errno;
+
+ return 0;
+ }
+
+ mkdir_p_label("/etc/X11/xorg.conf.d", 0755);
+
+ r = fopen_temporary("/etc/X11/xorg.conf.d/00-keyboard.conf", &f, &temp_path);
+ if (r < 0)
+ return r;
+
+ fchmod(fileno(f), 0644);
+
+ fputs("# Read and parsed by systemd-localed. It's probably wise not to edit this file\n"
+ "# manually too freely.\n"
+ "Section \"InputClass\"\n"
+ " Identifier \"system-keyboard\"\n"
+ " MatchIsKeyboard \"on\"\n", f);
+
+ if (!isempty(c->x11_layout))
+ fprintf(f, " Option \"XkbLayout\" \"%s\"\n", c->x11_layout);
+
+ if (!isempty(c->x11_model))
+ fprintf(f, " Option \"XkbModel\" \"%s\"\n", c->x11_model);
+
+ if (!isempty(c->x11_variant))
+ fprintf(f, " Option \"XkbVariant\" \"%s\"\n", c->x11_variant);
+
+ if (!isempty(c->x11_options))
+ fprintf(f, " Option \"XkbOptions\" \"%s\"\n", c->x11_options);
+
+ fputs("EndSection\n", f);
+
+ r = fflush_and_check(f);
+ if (r < 0)
+ goto fail;
+
+ if (rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) {
+ r = -errno;
+ goto fail;
+ }
+
+ return 0;
+
+fail:
+ (void) unlink("/etc/X11/xorg.conf.d/00-keyboard.conf");
+
+ if (temp_path)
+ (void) unlink(temp_path);
+
+ return r;
+}
+
+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);
+
+ for (;;) {
+ char line[LINE_MAX];
+ char *l, **b;
+ int r;
+ size_t length;
+
+ errno = 0;
+ if (!fgets(line, sizeof(line), f)) {
+
+ if (ferror(f))
+ return errno > 0 ? -errno : -EIO;
+
+ return 0;
+ }
+
+ (*n)++;
+
+ l = strstrip(line);
+ if (l[0] == 0 || l[0] == '#')
+ continue;
+
+ r = strv_split_extract(&b, l, WHITESPACE, EXTRACT_QUOTES);
+ if (r < 0)
+ return r;
+
+ length = strv_length(b);
+ if (length < min_fields || length > max_fields) {
+ log_error("Invalid line %s:%u, ignoring.", filename, *n);
+ strv_free(b);
+ continue;
+
+ }
+
+ *a = b;
+ return 1;
+ }
+}
+
+int vconsole_convert_to_x11(Context *c) {
+ bool modified = false;
+
+ if (isempty(c->vc_keymap)) {
+
+ modified =
+ !isempty(c->x11_layout) ||
+ !isempty(c->x11_model) ||
+ !isempty(c->x11_variant) ||
+ !isempty(c->x11_options);
+
+ context_free_x11(c);
+ } else {
+ _cleanup_fclose_ FILE *f = NULL;
+ unsigned n = 0;
+
+ f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
+ if (!f)
+ return -errno;
+
+ for (;;) {
+ _cleanup_strv_free_ char **a = NULL;
+ int r;
+
+ r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a);
+ if (r < 0)
+ return r;
+ if (r == 0)
+ break;
+
+ 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_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;
+ }
+
+ break;
+ }
+ }
+
+ if (modified)
+ log_info("Changing 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));
+
+ else
+ log_debug("X11 keyboard layout was not modified.");
+
+ return modified;
+}
+
+int find_converted_keymap(const char *x11_layout, const char *x11_variant, char **new_keymap) {
+ const char *dir;
+ _cleanup_free_ char *n;
+
+ if (x11_variant)
+ n = strjoin(x11_layout, "-", x11_variant, NULL);
+ else
+ n = strdup(x11_layout);
+ if (!n)
+ return -ENOMEM;
+
+ NULSTR_FOREACH(dir, KBD_KEYMAP_DIRS) {
+ _cleanup_free_ char *p = NULL, *pz = NULL;
+ bool uncompressed;
+
+ p = strjoin(dir, "xkb/", n, ".map", NULL);
+ pz = strjoin(dir, "xkb/", n, ".map.gz", NULL);
+ if (!p || !pz)
+ return -ENOMEM;
+
+ 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);
+
+ *new_keymap = n;
+ n = NULL;
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
+static int find_legacy_keymap(Context *c, char **new_keymap) {
+ _cleanup_fclose_ FILE *f;
+ unsigned n = 0;
+ unsigned best_matching = 0;
+ int r;
+
+ 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(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, 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) {
+ if (isempty(c->x11_model) || streq_ptr(c->x11_model, a[2])) {
+ matching++;
+
+ if (streq_ptr(c->x11_variant, a[3])) {
+ matching++;
+
+ if (streq_ptr(c->x11_options, a[4]))
+ 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);
+
+ if (matching > best_matching) {
+ best_matching = matching;
+
+ 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(*new_keymap);
+ *new_keymap = converted;
+ }
+ }
+
+ return 0;
+}
+
+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");
+}
+
+int x11_convert_to_vconsole(Context *c) {
+ bool modified = false;
+
+ if (isempty(c->x11_layout)) {
+
+ modified =
+ !isempty(c->vc_keymap) ||
+ !isempty(c->vc_keymap_toggle);
+
+ context_free_x11(c);
+ } else {
+ char *new_keymap = NULL;
+ int r;
+
+ 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(c->vc_keymap);
+ c->vc_keymap = new_keymap;
+ c->vc_keymap_toggle = mfree(c->vc_keymap_toggle);
+ modified = true;
+ } else
+ free(new_keymap);
+ }
+
+ if (modified)
+ log_info("Changing virtual console keymap to '%s' toggle '%s'",
+ strempty(c->vc_keymap), strempty(c->vc_keymap_toggle));
+ else
+ log_debug("Virtual console keymap was not modified.");
+
+ return modified;
+}
diff --git a/src/locale/keymap-util.h b/src/locale/keymap-util.h
new file mode 100644
index 0000000000..244dd62563
--- /dev/null
+++ b/src/locale/keymap-util.h
@@ -0,0 +1,45 @@
+/***
+ This file is part of systemd.
+
+ Copyright 2011 Lennart Poettering
+ Copyright 2013 Kay Sievers
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "locale-util.h"
+
+typedef struct Context {
+ char *locale[_VARIABLE_LC_MAX];
+
+ char *x11_layout;
+ char *x11_model;
+ char *x11_variant;
+ char *x11_options;
+
+ char *vc_keymap;
+ char *vc_keymap_toggle;
+} Context;
+
+int find_converted_keymap(const char *x11_layout, const char *x11_variant, char **new_keymap);
+int find_language_fallback(const char *lang, char **language);
+
+int context_read_data(Context *c);
+void context_free(Context *c);
+int vconsole_convert_to_x11(Context *c);
+int vconsole_write_data(Context *c);
+int x11_convert_to_vconsole(Context *c);
+int x11_write_data(Context *c);
+void locale_simplify(Context *c);
+int locale_write_data(Context *c, char ***settings);
diff --git a/src/locale/localed.c b/src/locale/localed.c
index 4995cbc23d..298f176e40 100644
--- a/src/locale/localed.c
+++ b/src/locale/localed.c
@@ -34,256 +34,16 @@
#include "bus-message.h"
#include "bus-util.h"
#include "def.h"
-#include "env-util.h"
-#include "fd-util.h"
-#include "fileio-label.h"
-#include "fileio.h"
+#include "keymap-util.h"
#include "locale-util.h"
-#include "mkdir.h"
+#include "macro.h"
#include "path-util.h"
#include "selinux-util.h"
+#include "string-util.h"
#include "strv.h"
#include "user-util.h"
-#include "util.h"
-typedef struct Context {
- char *locale[_VARIABLE_LC_MAX];
-
- char *x11_layout;
- char *x11_model;
- char *x11_variant;
- char *x11_options;
-
- char *vc_keymap;
- char *vc_keymap_toggle;
-
- Hashmap *polkit_registry;
-} Context;
-
-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) {
- c->x11_layout = mfree(c->x11_layout);
- c->x11_options = mfree(c->x11_options);
- c->x11_model = mfree(c->x11_model);
- c->x11_variant = mfree(c->x11_variant);
-}
-
-static void context_free_vconsole(Context *c) {
- c->vc_keymap = mfree(c->vc_keymap);
- c->vc_keymap_toggle = mfree(c->vc_keymap_toggle);
-}
-
-static void context_free_locale(Context *c) {
- int p;
-
- for (p = 0; p < _VARIABLE_LC_MAX; p++)
- c->locale[p] = mfree(c->locale[p]);
-}
-
-static void context_free(Context *c) {
- context_free_locale(c);
- context_free_x11(c);
- context_free_vconsole(c);
-
- bus_verify_polkit_async_registry_free(c->polkit_registry);
-};
-
-static void locale_simplify(Context *c) {
- int p;
-
- for (p = VARIABLE_LANG+1; p < _VARIABLE_LC_MAX; p++)
- if (isempty(c->locale[p]) || streq_ptr(c->locale[VARIABLE_LANG], c->locale[p]))
- c->locale[p] = mfree(c->locale[p]);
-}
-
-static int locale_read_data(Context *c) {
- int r;
-
- context_free_locale(c);
-
- r = parse_env_file("/etc/locale.conf", NEWLINE,
- "LANG", &c->locale[VARIABLE_LANG],
- "LANGUAGE", &c->locale[VARIABLE_LANGUAGE],
- "LC_CTYPE", &c->locale[VARIABLE_LC_CTYPE],
- "LC_NUMERIC", &c->locale[VARIABLE_LC_NUMERIC],
- "LC_TIME", &c->locale[VARIABLE_LC_TIME],
- "LC_COLLATE", &c->locale[VARIABLE_LC_COLLATE],
- "LC_MONETARY", &c->locale[VARIABLE_LC_MONETARY],
- "LC_MESSAGES", &c->locale[VARIABLE_LC_MESSAGES],
- "LC_PAPER", &c->locale[VARIABLE_LC_PAPER],
- "LC_NAME", &c->locale[VARIABLE_LC_NAME],
- "LC_ADDRESS", &c->locale[VARIABLE_LC_ADDRESS],
- "LC_TELEPHONE", &c->locale[VARIABLE_LC_TELEPHONE],
- "LC_MEASUREMENT", &c->locale[VARIABLE_LC_MEASUREMENT],
- "LC_IDENTIFICATION", &c->locale[VARIABLE_LC_IDENTIFICATION],
- NULL);
-
- if (r == -ENOENT) {
- int p;
-
- /* Fill in what we got passed from systemd. */
- for (p = 0; p < _VARIABLE_LC_MAX; p++) {
- const char *name;
-
- name = locale_variable_to_string(p);
- assert(name);
-
- r = free_and_strdup(&c->locale[p], empty_to_null(getenv(name)));
- if (r < 0)
- return r;
- }
-
- r = 0;
- }
-
- locale_simplify(c);
- return r;
-}
-
-static int vconsole_read_data(Context *c) {
- int r;
-
- context_free_vconsole(c);
-
- r = parse_env_file("/etc/vconsole.conf", NEWLINE,
- "KEYMAP", &c->vc_keymap,
- "KEYMAP_TOGGLE", &c->vc_keymap_toggle,
- NULL);
-
- if (r < 0 && r != -ENOENT)
- return r;
-
- return 0;
-}
-
-static int x11_read_data(Context *c) {
- _cleanup_fclose_ FILE *f;
- char line[LINE_MAX];
- bool in_section = false;
- int r;
-
- context_free_x11(c);
-
- f = fopen("/etc/X11/xorg.conf.d/00-keyboard.conf", "re");
- if (!f)
- return errno == ENOENT ? 0 : -errno;
-
- while (fgets(line, sizeof(line), f)) {
- char *l;
-
- char_array_0(line);
- l = strstrip(line);
-
- if (l[0] == 0 || l[0] == '#')
- continue;
-
- if (in_section && first_word(l, "Option")) {
- _cleanup_strv_free_ char **a = NULL;
-
- r = strv_split_extract(&a, l, WHITESPACE, EXTRACT_QUOTES);
- if (r < 0)
- return r;
-
- if (strv_length(a) == 3) {
- char **p = NULL;
-
- if (streq(a[1], "XkbLayout"))
- p = &c->x11_layout;
- else if (streq(a[1], "XkbModel"))
- p = &c->x11_model;
- else if (streq(a[1], "XkbVariant"))
- p = &c->x11_variant;
- else if (streq(a[1], "XkbOptions"))
- p = &c->x11_options;
-
- if (p) {
- free(*p);
- *p = a[2];
- a[2] = NULL;
- }
- }
-
- } else if (!in_section && first_word(l, "Section")) {
- _cleanup_strv_free_ char **a = NULL;
-
- r = strv_split_extract(&a, l, WHITESPACE, EXTRACT_QUOTES);
- if (r < 0)
- return -ENOMEM;
-
- if (strv_length(a) == 2 && streq(a[1], "InputClass"))
- in_section = true;
-
- } else if (in_section && first_word(l, "EndSection"))
- in_section = false;
- }
-
- return 0;
-}
-
-static int context_read_data(Context *c) {
- int r, q, p;
-
- r = locale_read_data(c);
- q = vconsole_read_data(c);
- p = x11_read_data(c);
-
- return r < 0 ? r : q < 0 ? q : p;
-}
-
-static int locale_write_data(Context *c, char ***settings) {
- int r, p;
- _cleanup_strv_free_ char **l = NULL;
-
- /* 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 < _VARIABLE_LC_MAX; p++) {
- _cleanup_free_ char *t = NULL;
- char **u;
- const char *name;
-
- name = locale_variable_to_string(p);
- assert(name);
-
- if (isempty(c->locale[p])) {
- l = strv_env_unset(l, name);
- continue;
- }
-
- if (asprintf(&t, "%s=%s", name, c->locale[p]) < 0)
- return -ENOMEM;
-
- u = strv_env_set(l, t);
- if (!u)
- return -ENOMEM;
-
- strv_free(l);
- l = u;
- }
-
- if (strv_isempty(l)) {
- if (unlink("/etc/locale.conf") < 0)
- return errno == ENOENT ? 0 : -errno;
-
- return 0;
- }
-
- r = write_env_file_label("/etc/locale.conf", l);
- if (r < 0)
- return r;
-
- *settings = l;
- l = NULL;
- return 0;
-}
+static Hashmap *polkit_registry = NULL;
static int locale_update_system_manager(Context *c, sd_bus *bus) {
_cleanup_free_ char **l_unset = NULL;
@@ -345,124 +105,6 @@ static int locale_update_system_manager(Context *c, sd_bus *bus) {
return 0;
}
-static int vconsole_write_data(Context *c) {
- int r;
- _cleanup_strv_free_ char **l = NULL;
-
- 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 {
- _cleanup_free_ char *s = NULL;
- char **u;
-
- s = strappend("KEYMAP=", c->vc_keymap);
- if (!s)
- return -ENOMEM;
-
- u = strv_env_set(l, s);
- if (!u)
- return -ENOMEM;
-
- strv_free(l);
- l = u;
- }
-
- if (isempty(c->vc_keymap_toggle))
- l = strv_env_unset(l, "KEYMAP_TOGGLE");
- else {
- _cleanup_free_ char *s = NULL;
- char **u;
-
- s = strappend("KEYMAP_TOGGLE=", c->vc_keymap_toggle);
- if (!s)
- return -ENOMEM;
-
- u = strv_env_set(l, s);
- if (!u)
- return -ENOMEM;
-
- strv_free(l);
- l = u;
- }
-
- if (strv_isempty(l)) {
- if (unlink("/etc/vconsole.conf") < 0)
- return errno == ENOENT ? 0 : -errno;
-
- return 0;
- }
-
- return write_env_file_label("/etc/vconsole.conf", l);
-}
-
-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) &&
- isempty(c->x11_model) &&
- isempty(c->x11_variant) &&
- isempty(c->x11_options)) {
-
- if (unlink("/etc/X11/xorg.conf.d/00-keyboard.conf") < 0)
- return errno == ENOENT ? 0 : -errno;
-
- return 0;
- }
-
- mkdir_p_label("/etc/X11/xorg.conf.d", 0755);
-
- r = fopen_temporary("/etc/X11/xorg.conf.d/00-keyboard.conf", &f, &temp_path);
- if (r < 0)
- return r;
-
- fchmod(fileno(f), 0644);
-
- fputs("# Read and parsed by systemd-localed. It's probably wise not to edit this file\n"
- "# manually too freely.\n"
- "Section \"InputClass\"\n"
- " Identifier \"system-keyboard\"\n"
- " MatchIsKeyboard \"on\"\n", f);
-
- if (!isempty(c->x11_layout))
- fprintf(f, " Option \"XkbLayout\" \"%s\"\n", c->x11_layout);
-
- if (!isempty(c->x11_model))
- fprintf(f, " Option \"XkbModel\" \"%s\"\n", c->x11_model);
-
- if (!isempty(c->x11_variant))
- fprintf(f, " Option \"XkbVariant\" \"%s\"\n", c->x11_variant);
-
- if (!isempty(c->x11_options))
- fprintf(f, " Option \"XkbOptions\" \"%s\"\n", c->x11_options);
-
- fputs("EndSection\n", f);
-
- r = fflush_and_check(f);
- if (r < 0)
- goto fail;
-
- if (rename(temp_path, "/etc/X11/xorg.conf.d/00-keyboard.conf") < 0) {
- r = -errno;
- goto fail;
- }
-
- return 0;
-
-fail:
- (void) unlink("/etc/X11/xorg.conf.d/00-keyboard.conf");
-
- if (temp_path)
- (void) unlink(temp_path);
-
- return r;
-}
-
static int vconsole_reload(sd_bus *bus) {
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
int r;
@@ -483,337 +125,48 @@ static int vconsole_reload(sd_bus *bus) {
return r;
}
-static const char* strnulldash(const char *s) {
- return isempty(s) || streq(s, "-") ? NULL : s;
-}
-
-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);
-
- for (;;) {
- char line[LINE_MAX];
- char *l, **b;
- int r;
- size_t length;
-
- errno = 0;
- if (!fgets(line, sizeof(line), f)) {
-
- if (ferror(f))
- return errno > 0 ? -errno : -EIO;
-
- return 0;
- }
-
- (*n)++;
-
- l = strstrip(line);
- if (l[0] == 0 || l[0] == '#')
- continue;
-
- r = strv_split_extract(&b, l, WHITESPACE, EXTRACT_QUOTES);
- if (r < 0)
- return r;
-
- length = strv_length(b);
- if (length < min_fields || length > max_fields) {
- log_error("Invalid line %s:%u, ignoring.", filename, *n);
- strv_free(b);
- continue;
-
- }
-
- *a = b;
- return 1;
- }
-}
-
-static int vconsole_convert_to_x11(Context *c, sd_bus *bus) {
- bool modified = false;
-
- assert(bus);
-
- if (isempty(c->vc_keymap)) {
-
- modified =
- !isempty(c->x11_layout) ||
- !isempty(c->x11_model) ||
- !isempty(c->x11_variant) ||
- !isempty(c->x11_options);
-
- context_free_x11(c);
- } else {
- _cleanup_fclose_ FILE *f = NULL;
- unsigned n = 0;
-
- f = fopen(SYSTEMD_KBD_MODEL_MAP, "re");
- if (!f)
- return -errno;
-
- for (;;) {
- _cleanup_strv_free_ char **a = NULL;
- int r;
-
- r = read_next_mapping(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, f, &n, &a);
- if (r < 0)
- return r;
- if (r == 0)
- break;
-
- 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_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;
- }
-
- break;
- }
- }
-
- if (modified) {
- int 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),
- 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 find_converted_keymap(const char *x11_layout, const char *x11_variant, char **new_keymap) {
- const char *dir;
- _cleanup_free_ char *n;
-
- if (x11_variant)
- n = strjoin(x11_layout, "-", x11_variant, NULL);
- else
- n = strdup(x11_layout);
- if (!n)
- return -ENOMEM;
-
- NULSTR_FOREACH(dir, KBD_KEYMAP_DIRS) {
- _cleanup_free_ char *p = NULL, *pz = NULL;
- bool uncompressed;
-
- p = strjoin(dir, "xkb/", n, ".map", NULL);
- pz = strjoin(dir, "xkb/", n, ".map.gz", NULL);
- if (!p || !pz)
- return -ENOMEM;
-
- 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);
-
- *new_keymap = n;
- n = NULL;
- return 1;
- }
- }
-
- return 0;
-}
-
-static int find_legacy_keymap(Context *c, char **new_keymap) {
- _cleanup_fclose_ FILE *f;
- unsigned n = 0;
- unsigned best_matching = 0;
+static int vconsole_convert_to_x11_and_emit(Context *c, sd_bus *bus) {
int r;
- 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(SYSTEMD_KBD_MODEL_MAP, 5, UINT_MAX, 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) {
- if (isempty(c->x11_model) || streq_ptr(c->x11_model, a[2])) {
- matching++;
-
- if (streq_ptr(c->x11_variant, a[3])) {
- matching++;
-
- if (streq_ptr(c->x11_options, a[4]))
- 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);
-
- if (matching > best_matching) {
- best_matching = matching;
-
- 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(*new_keymap);
- *new_keymap = converted;
- }
- }
-
- 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;
+ assert(bus);
- for (;;) {
- _cleanup_strv_free_ char **a = NULL;
- int r;
+ r = vconsole_convert_to_x11(c);
+ if (r <= 0)
+ return r;
- r = read_next_mapping(SYSTEMD_LANGUAGE_FALLBACK_MAP, 2, 2, f, &n, &a);
- if (r <= 0)
- return r;
+ /* modified */
+ r = x11_write_data(c);
+ if (r < 0)
+ return log_error_errno(r, "Failed to write X11 keyboard layout: %m");
- if (streq(lang, a[0])) {
- assert(strv_length(a) == 2);
- *language = a[1];
- a[1] = NULL;
- return 1;
- }
- }
+ sd_bus_emit_properties_changed(bus,
+ "/org/freedesktop/locale1",
+ "org.freedesktop.locale1",
+ "X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
- assert_not_reached("should not be here");
+ return 1;
}
-static int x11_convert_to_vconsole(Context *c, sd_bus *bus) {
- bool modified = false;
+static int x11_convert_to_vconsole_and_emit(Context *c, sd_bus *bus) {
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(c->vc_keymap);
- c->vc_keymap = new_keymap;
- c->vc_keymap_toggle = mfree(c->vc_keymap_toggle);
- modified = true;
- } else
- free(new_keymap);
- }
-
- if (modified) {
- r = vconsole_write_data(c);
- if (r < 0)
- 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));
+ r = x11_convert_to_vconsole(c);
+ if (r <= 0)
+ return r;
- sd_bus_emit_properties_changed(bus,
- "/org/freedesktop/locale1",
- "org.freedesktop.locale1",
- "VConsoleKeymap", "VConsoleKeymapToggle", NULL);
+ /* modified */
+ r = vconsole_write_data(c);
+ if (r < 0)
+ log_error_errno(r, "Failed to save virtual console keymap: %m");
- return vconsole_reload(bus);
- } else
- log_debug("Virtual console keymap was not modified.");
+ sd_bus_emit_properties_changed(bus,
+ "/org/freedesktop/locale1",
+ "org.freedesktop.locale1",
+ "VConsoleKeymap", "VConsoleKeymapToggle", NULL);
- return 0;
+ return vconsole_reload(bus);
}
static int property_get_locale(
@@ -945,7 +298,7 @@ static int method_set_locale(sd_bus_message *m, void *userdata, sd_bus_error *er
NULL,
interactive,
UID_INVALID,
- &c->polkit_registry,
+ &polkit_registry,
error);
if (r < 0)
return r;
@@ -1036,7 +389,7 @@ static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_erro
NULL,
interactive,
UID_INVALID,
- &c->polkit_registry,
+ &polkit_registry,
error);
if (r < 0)
return r;
@@ -1067,7 +420,7 @@ static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_erro
"VConsoleKeymap", "VConsoleKeymapToggle", NULL);
if (convert) {
- r = vconsole_convert_to_x11(c, sd_bus_message_get_bus(m));
+ r = vconsole_convert_to_x11_and_emit(c, sd_bus_message_get_bus(m));
if (r < 0)
log_error_errno(r, "Failed to convert keymap data: %m");
}
@@ -1212,7 +565,7 @@ static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_err
NULL,
interactive,
UID_INVALID,
- &c->polkit_registry,
+ &polkit_registry,
error);
if (r < 0)
return r;
@@ -1255,7 +608,7 @@ static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_err
"X11Layout", "X11Model", "X11Variant", "X11Options", NULL);
if (convert) {
- r = x11_convert_to_vconsole(c, sd_bus_message_get_bus(m));
+ r = x11_convert_to_vconsole_and_emit(c, sd_bus_message_get_bus(m));
if (r < 0)
log_error_errno(r, "Failed to convert keymap data: %m");
}
@@ -1347,11 +700,11 @@ int main(int argc, char *argv[]) {
}
r = bus_event_loop_with_idle(event, bus, "org.freedesktop.locale1", DEFAULT_EXIT_USEC, NULL, NULL);
- if (r < 0) {
+ if (r < 0)
log_error_errno(r, "Failed to run event loop: %m");
- goto finish;
- }
finish:
+ bus_verify_polkit_async_registry_free(polkit_registry);
+
return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}