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https://github.com/systemd/systemd
synced 2024-09-06 16:56:43 +00:00
hostname: introduce context_get_chassis() and use it everywhere
Follow-up for 4b35eb2579
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This commit is contained in:
parent
e7642152ae
commit
8c8b1800e9
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@ -166,6 +166,41 @@ static void context_read_os_release(Context *c) {
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c->etc_os_release_stat = current_stat;
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}
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static int get_dmi_data(const char *database_key, const char *regular_key, char **ret) {
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_cleanup_(sd_device_unrefp) sd_device *device = NULL;
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_cleanup_free_ char *b = NULL;
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const char *s = NULL;
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int r;
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r = sd_device_new_from_syspath(&device, "/sys/class/dmi/id");
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if (r < 0)
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return log_debug_errno(r, "Failed to open /sys/class/dmi/id device, ignoring: %m");
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if (database_key)
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(void) sd_device_get_property_value(device, database_key, &s);
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if (!s && regular_key)
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(void) sd_device_get_property_value(device, regular_key, &s);
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if (s) {
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b = strdup(s);
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if (!b)
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return -ENOMEM;
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}
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if (ret)
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*ret = TAKE_PTR(b);
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return !!s;
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}
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static int get_hardware_vendor(char **ret) {
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return get_dmi_data("ID_VENDOR_FROM_DATABASE", "ID_VENDOR", ret);
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}
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static int get_hardware_model(char **ret) {
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return get_dmi_data("ID_MODEL_FROM_DATABASE", "ID_MODEL", ret);
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}
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static const char* valid_chassis(const char *chassis) {
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assert(chassis);
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@ -318,15 +353,31 @@ try_devicetree:
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return chassis;
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}
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static char* context_fallback_icon_name(Context *c) {
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const char *chassis;
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static char* context_get_chassis(Context *c) {
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const char *fallback;
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char *dmi;
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assert(c);
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if (!isempty(c->data[PROP_CHASSIS]))
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return strjoin("computer-", c->data[PROP_CHASSIS]);
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return strdup(c->data[PROP_CHASSIS]);
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chassis = fallback_chassis();
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if (get_dmi_data("ID_CHASSIS", NULL, &dmi) >= 0)
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return dmi;
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fallback = fallback_chassis();
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if (fallback)
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return strdup(fallback);
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return NULL;
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}
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static char* context_fallback_icon_name(Context *c) {
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_cleanup_free_ char *chassis = NULL;
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assert(c);
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chassis = context_get_chassis(c);
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if (chassis)
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return strjoin("computer-", chassis);
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@ -464,41 +515,6 @@ static int context_write_data_machine_info(Context *c) {
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return 0;
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}
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static int get_dmi_data(const char *database_key, const char *regular_key, char **ret) {
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_cleanup_(sd_device_unrefp) sd_device *device = NULL;
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_cleanup_free_ char *b = NULL;
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const char *s = NULL;
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int r;
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r = sd_device_new_from_syspath(&device, "/sys/class/dmi/id");
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if (r < 0)
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return log_debug_errno(r, "Failed to open /sys/class/dmi/id device, ignoring: %m");
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if (database_key)
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(void) sd_device_get_property_value(device, database_key, &s);
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if (!s && regular_key)
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(void) sd_device_get_property_value(device, regular_key, &s);
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if (s) {
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b = strdup(s);
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if (!b)
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return -ENOMEM;
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}
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if (ret)
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*ret = TAKE_PTR(b);
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return !!s;
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}
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static int get_hardware_vendor(char **ret) {
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return get_dmi_data("ID_VENDOR_FROM_DATABASE", "ID_VENDOR", ret);
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}
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static int get_hardware_model(char **ret) {
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return get_dmi_data("ID_MODEL_FROM_DATABASE", "ID_MODEL", ret);
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}
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static int property_get_hardware_vendor(
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sd_bus *bus,
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const char *path,
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@ -724,19 +740,14 @@ static int property_get_chassis(
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void *userdata,
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sd_bus_error *error) {
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_cleanup_free_ char *chassis = NULL;
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Context *c = userdata;
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_cleanup_free_ char *dmi_chassis = NULL;
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const char *name = NULL;
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context_read_machine_info(c);
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if (isempty(c->data[PROP_CHASSIS])) {
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if (get_dmi_data("ID_CHASSIS", NULL, &dmi_chassis) <= 0)
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name = fallback_chassis();
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} else
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name = c->data[PROP_CHASSIS];
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chassis = context_get_chassis(c);
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return sd_bus_message_append(reply, "s", name ?: dmi_chassis);
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return sd_bus_message_append(reply, "s", chassis);
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}
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static int property_get_uname_field(
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@ -1022,11 +1033,10 @@ static int method_get_product_uuid(sd_bus_message *m, void *userdata, sd_bus_err
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}
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static int method_describe(sd_bus_message *m, void *userdata, sd_bus_error *error) {
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_cleanup_free_ char *hn = NULL, *dhn = NULL, *in = NULL, *text = NULL, *vendor = NULL, *model = NULL;
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_cleanup_free_ char *hn = NULL, *dhn = NULL, *in = NULL, *text = NULL, *chassis = NULL, *vendor = NULL, *model = NULL;
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_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
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_cleanup_(json_variant_unrefp) JsonVariant *v = NULL;
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sd_id128_t product_uuid = SD_ID128_NULL;
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const char *chassis = NULL;
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Context *c = userdata;
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bool privileged;
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struct utsname u;
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@ -1073,8 +1083,7 @@ static int method_describe(sd_bus_message *m, void *userdata, sd_bus_error *erro
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if (isempty(c->data[PROP_ICON_NAME]))
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in = context_fallback_icon_name(c);
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if (isempty(c->data[PROP_CHASSIS]))
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chassis = fallback_chassis();
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chassis = context_get_chassis(c);
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assert_se(uname(&u) >= 0);
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@ -1091,7 +1100,7 @@ static int method_describe(sd_bus_message *m, void *userdata, sd_bus_error *erro
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JSON_BUILD_PAIR("DefaultHostname", JSON_BUILD_STRING(dhn)),
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JSON_BUILD_PAIR("HostnameSource", JSON_BUILD_STRING(hostname_source_to_string(c->hostname_source))),
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JSON_BUILD_PAIR("IconName", JSON_BUILD_STRING(in ?: c->data[PROP_ICON_NAME])),
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JSON_BUILD_PAIR("Chassis", JSON_BUILD_STRING(chassis ?: c->data[PROP_CHASSIS])),
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JSON_BUILD_PAIR("Chassis", JSON_BUILD_STRING(chassis)),
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JSON_BUILD_PAIR("Deployment", JSON_BUILD_STRING(c->data[PROP_DEPLOYMENT])),
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JSON_BUILD_PAIR("Location", JSON_BUILD_STRING(c->data[PROP_LOCATION])),
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JSON_BUILD_PAIR("KernelName", JSON_BUILD_STRING(u.sysname)),
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