Merge pull request #15321 from topimiettinen/dbus-execute-add-protect-clock

dbus-execute: show also ProtectClock

man/journalctl.xml

@@ -398,8 +398,8 @@
       <varlistentry>
         <term><option>--output-fields=</option></term>
 
-        <listitem><para>A comma separated list of the fields which should be included in the output. This only has an
-        effect for the output modes which would normally show all fields (<option>verbose</option>,
+        <listitem><para>A comma separated list of the fields which should be included in the output. This has an
+        effect only for the output modes which would normally show all fields (<option>verbose</option>,
         <option>export</option>, <option>json</option>, <option>json-pretty</option>, <option>json-sse</option> and
         <option>json-seq</option>). The <literal>__CURSOR</literal>, <literal>__REALTIME_TIMESTAMP</literal>,
         <literal>__MONOTONIC_TIMESTAMP</literal>, and <literal>_BOOT_ID</literal> fields are always
@@ -416,8 +416,13 @@
       <varlistentry>
         <term><option>--no-hostname</option></term>
 
-        <listitem><para>Don't show the hostname field of log messages originating from the local host. This switch only
-        has an effect on the <option>short</option> family of output modes (see above).</para></listitem>
+        <listitem><para>Don't show the hostname field of log messages originating from the local host. This
+        switch has an effect only on the <option>short</option> family of output modes (see above).
+        </para>
+
+        <para>Note: this option does not remove occurrences of the hostname from log entries themselves, so
+        it does not prevent the hostname from being visible in the logs.</para>
+        </listitem>
       </varlistentry>
 
       <varlistentry>

src/core/dbus-execute.c

@@ -795,6 +795,7 @@ const sd_bus_vtable bus_exec_vtable[] = {
         SD_BUS_PROPERTY("MountFlags", "t", bus_property_get_ulong, offsetof(ExecContext, mount_flags), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("PrivateTmp", "b", bus_property_get_bool, offsetof(ExecContext, private_tmp), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("PrivateDevices", "b", bus_property_get_bool, offsetof(ExecContext, private_devices), SD_BUS_VTABLE_PROPERTY_CONST),
+        SD_BUS_PROPERTY("ProtectClock", "b", bus_property_get_bool, offsetof(ExecContext, protect_clock), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("ProtectKernelTunables", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_tunables), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("ProtectKernelModules", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_modules), SD_BUS_VTABLE_PROPERTY_CONST),
         SD_BUS_PROPERTY("ProtectKernelLogs", "b", bus_property_get_bool, offsetof(ExecContext, protect_kernel_logs), SD_BUS_VTABLE_PROPERTY_CONST),

src/home/homework-luks.c

@@ -1765,6 +1765,45 @@ static int calculate_disk_size(UserRecord *h, const char *parent_dir, uint64_t *
         return 0;
 }
 
+static int home_truncate(
+                UserRecord *h,
+                int fd,
+                const char *path,
+                uint64_t size) {
+
+        bool trunc;
+        int r;
+
+        assert(h);
+        assert(fd >= 0);
+        assert(path);
+
+        trunc = user_record_luks_discard(h);
+        if (!trunc) {
+                r = fallocate(fd, 0, 0, size);
+                if (r < 0 && ERRNO_IS_NOT_SUPPORTED(errno)) {
+                        /* Some file systems do not support fallocate(), let's gracefully degrade
+                         * (ZFS, reiserfs, …) and fall back to truncation */
+                        log_notice_errno(errno, "Backing file system does not support fallocate(), falling back to ftruncate(), i.e. implicitly using non-discard mode.");
+                        trunc = true;
+                }
+        }
+
+        if (trunc)
+                r = ftruncate(fd, size);
+
+        if (r < 0) {
+                if (ERRNO_IS_DISK_SPACE(errno)) {
+                        log_error_errno(errno, "Not enough disk space to allocate home.");
+                        return -ENOSPC; /* make recognizable */
+                }
+
+                return log_error_errno(errno, "Failed to truncate home image %s: %m", path);
+        }
+
+        return 0;
+}
+
 int home_create_luks(
                 UserRecord *h,
                 char **pkcs11_decrypted_passwords,
@@ -1917,20 +1956,9 @@ int home_create_luks(
                 if (r < 0)
                         log_warning_errno(r, "Failed to set file attributes on %s, ignoring: %m", temporary_image_path);
 
-                if (user_record_luks_discard(h))
-                        r = ftruncate(image_fd, host_size);
-                else
-                        r = fallocate(image_fd, 0, 0, host_size);
-                if (r < 0) {
-                        if (ERRNO_IS_DISK_SPACE(errno)) {
-                                log_debug_errno(errno, "Not enough disk space to allocate home.");
-                                r = -ENOSPC; /* make recognizable */
-                                goto fail;
-                        }
-
-                        r = log_error_errno(errno, "Failed to truncate home image %s: %m", temporary_image_path);
+                r = home_truncate(h, image_fd, temporary_image_path, host_size);
+                if (r < 0)
                         goto fail;
-                }
 
                 log_info("Allocating image file completed.");
         }
@@ -2625,19 +2653,9 @@ int home_resize_luks(
 
                 if (S_ISREG(st.st_mode)) {
                         /* Grow file size */
-
-                        if (user_record_luks_discard(h))
-                                r = ftruncate(image_fd, new_image_size);
-                        else
-                                r = fallocate(image_fd, 0, 0, new_image_size);
-                        if (r < 0) {
-                                if (ERRNO_IS_DISK_SPACE(errno)) {
-                                        log_debug_errno(errno, "Not enough disk space to grow home.");
-                                        return -ENOSPC; /* make recognizable */
-                                }
-
-                                return log_error_errno(errno, "Failed to grow image file %s: %m", ip);
-                        }
+                        r = home_truncate(h, image_fd, ip, new_image_size);
+                        if (r < 0)
+                                return r;
 
                         log_info("Growing of image file completed.");
                 }

src/journal-remote/journal-remote-main.c

@@ -786,7 +786,7 @@ static int help(void) {
                "     --listen-http=ADDR     Listen for HTTP connections at ADDR\n"
                "     --listen-https=ADDR    Listen for HTTPS connections at ADDR\n"
                "  -o --output=FILE|DIR      Write output to FILE or DIR/external-*.journal\n"
-               "     --compress[=BOOL]      XZ-compress the output journal (default: yes)\n"
+               "     --compress[=BOOL]      Use compression in the output journal (default: yes)\n"
                "     --seal[=BOOL]          Use event sealing (default: no)\n"
                "     --key=FILENAME         SSL key in PEM format (default:\n"
                "                            \"" PRIV_KEY_FILE "\")\n"

src/libsystemd/sd-bus/bus-internal.c

@@ -314,13 +314,9 @@ char *bus_address_escape(const char *v) {
 int bus_maybe_reply_error(sd_bus_message *m, int r, sd_bus_error *error) {
         assert(m);
 
-        if (r < 0) {
+        if (sd_bus_error_is_set(error) || r < 0) {
                 if (m->header->type == SD_BUS_MESSAGE_METHOD_CALL)
                         sd_bus_reply_method_errno(m, r, error);
-
-        } else if (sd_bus_error_is_set(error)) {
-                if (m->header->type == SD_BUS_MESSAGE_METHOD_CALL)
-                        sd_bus_reply_method_error(m, error);
         } else
                 return r;