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locale: also check if converted keymap or friends is same as the current settings

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Before this commit, if virtual console keymap is unchanged, localed just
returns without modifying anything. However, the X11 part may need updating.
So we should check for both and ensure they are unmodified.

Replaces #26190.
This commit is contained in:
Yu Watanabe 2023-01-26 18:05:32 +09:00
parent 71fa933b46
commit f41338da6e
1 changed files with 49 additions and 45 deletions
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94
src/locale/localed.c
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@ -366,6 +366,7 @@ static int method_set_locale(sd_bus_message *m, void *userdata, sd_bus_error *er
}
static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) {
_cleanup_(x11_context_clear) X11Context converted = {};
Context *c = ASSERT_PTR(userdata);
int convert, interactive, r;
bool x_needs_update;
@ -395,7 +396,25 @@ static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_erro
return sd_bus_error_set_errnof(error, r, "Failed to read virtual console keymap data: %m");
}
if (vc_context_equal(&c->vc, &in))
r = x11_read_data(c, m);
if (r < 0) {
log_error_errno(r, "Failed to read X11 keyboard layout data: %m");
return sd_bus_error_set_errnof(error, r, "Failed to read X11 keyboard layout data: %m");
}
if (convert) {
r = vconsole_convert_to_x11(&in, &converted);
if (r < 0) {
log_error_errno(r, "Failed to convert keymap data: %m");
return sd_bus_error_set_errnof(error, r, "Failed to convert keymap data: %m");
}
/* save the result of conversion to emit changed properties later. */
x_needs_update = !x11_context_equal(&c->x11_from_vc, &converted) || !x11_context_equal(&c->x11_from_xorg, &converted);
} else
x_needs_update = !x11_context_equal(&c->x11_from_vc, &c->x11_from_xorg);
if (vc_context_equal(&c->vc, &in) && !x_needs_update)
return sd_bus_reply_method_return(m, NULL);
r = bus_verify_polkit_async(
@ -416,40 +435,24 @@ static int method_set_vc_keyboard(sd_bus_message *m, void *userdata, sd_bus_erro
if (r < 0)
return log_oom();
r = x11_read_data(c, m);
if (r < 0) {
log_error_errno(r, "Failed to read X11 keyboard layout data: %m");
return sd_bus_error_set_errnof(error, r, "Failed to read X11 keyboard layout data: %m");
}
if (x_needs_update) {
if (convert) {
r = x11_context_copy(&c->x11_from_vc, &converted);
if (r < 0)
return log_oom();
x11_context_replace(&c->x11_from_xorg, &converted);
} else {
const X11Context *xc = context_get_x11_context(c);
if (convert) {
_cleanup_(x11_context_clear) X11Context converted = {};
/* Even if the conversion is not requested, sync the two X11 contexts. */
r = x11_context_copy(&c->x11_from_vc, xc);
if (r < 0)
return log_oom();
r = vconsole_convert_to_x11(&in, &converted);
if (r < 0) {
log_error_errno(r, "Failed to convert keymap data: %m");
return sd_bus_error_set_errnof(error, r, "Failed to convert keymap data: %m");
r = x11_context_copy(&c->x11_from_xorg, xc);
if (r < 0)
return log_oom();
}
x_needs_update = !x11_context_equal(&c->x11_from_vc, &converted) || !x11_context_equal(&c->x11_from_xorg, &converted);
r = x11_context_copy(&c->x11_from_vc, &converted);
if (r < 0)
return log_oom();
x11_context_replace(&c->x11_from_xorg, &converted);
} else {
const X11Context *xc = context_get_x11_context(c);
/* Even if the conversion is not requested, sync the two X11 contexts. */
x_needs_update = !x11_context_equal(&c->x11_from_vc, &c->x11_from_xorg);
r = x11_context_copy(&c->x11_from_vc, xc);
if (r < 0)
return log_oom();
r = x11_context_copy(&c->x11_from_xorg, xc);
if (r < 0)
return log_oom();
}
r = vconsole_write_data(c);
@ -583,6 +586,7 @@ static int verify_xkb_rmlvo(const char *model, const char *layout, const char *v
#endif
static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_error *error) {
_cleanup_(vc_context_clear) VCContext converted = {};
Context *c = ASSERT_PTR(userdata);
int convert, interactive, r;
X11Context in;
@ -615,7 +619,18 @@ static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_err
return sd_bus_error_set(error, SD_BUS_ERROR_FAILED, "Failed to read x11 keyboard layout data");
}
if (x11_context_equal(&c->x11_from_vc, &in) && x11_context_equal(&c->x11_from_xorg, &in))
if (convert) {
r = x11_convert_to_vconsole(&in, &converted);
if (r < 0) {
log_error_errno(r, "Failed to convert keymap data: %m");
return sd_bus_error_set_errnof(error, r, "Failed to convert keymap data: %m");
}
/* save the result of conversion to emit changed properties later. */
convert = !vc_context_equal(&c->vc, &converted);
}
if (x11_context_equal(&c->x11_from_vc, &in) && x11_context_equal(&c->x11_from_xorg, &in) && !convert)
return sd_bus_reply_method_return(m, NULL);
r = bus_verify_polkit_async(
@ -640,19 +655,8 @@ static int method_set_x11_keyboard(sd_bus_message *m, void *userdata, sd_bus_err
if (r < 0)
return log_oom();
if (convert) {
_cleanup_(vc_context_clear) VCContext converted = {};
r = x11_convert_to_vconsole(&in, &converted);
if (r < 0) {
log_error_errno(r, "Failed to convert keymap data: %m");
return sd_bus_error_set_errnof(error, r, "Failed to convert keymap data: %m");
}
/* save the result of conversion to emit changed properties later. */
convert = !vc_context_equal(&c->vc, &converted);
if (convert)
vc_context_replace(&c->vc, &converted);
}
r = vconsole_write_data(c);
if (r < 0)