chiark / gitweb /
util: move virtualization detection into its own files, and extend return codes
[elogind.git] / man / systemd.unit.xml
index 4e2590d00636c778350e964b887e98595ee54949..9066e66cc2d6c5d908fb76526e961b39eb828ea8 100644 (file)
                                 <term><varname>ConditionPathExists=</varname></term>
                                 <term><varname>ConditionPathExistsGlob=</varname></term>
                                 <term><varname>ConditionPathIsDirectory=</varname></term>
+                                <term><varname>ConditionPathIsSymbolicLink=</varname></term>
                                 <term><varname>ConditionPathIsMountPoint=</varname></term>
                                 <term><varname>ConditionDirectoryNotEmpty=</varname></term>
                                 <term><varname>ConditionFileIsExecutable=</varname></term>
                                 is prefixed with an exclamation mark
                                 (!), the test is negated, and the unit
                                 is only started if the path does not
-                                exist. The test follows symlinks.
+                                exist.
                                 <varname>ConditionPathExistsGlob=</varname>
                                 works in a similar way, but checks for
                                 the existence of at least one file or
                                 is similar to
                                 <varname>ConditionPathExists=</varname>
                                 but verifies whether a certain path
-                                exists and is a directory. It does not
-                                follow
-                                symlinks. <varname>ConditionPathIsMountPoint=</varname>
+                                exists and is a
+                                directory. <varname>ConditionPathIsSymbolicLink=</varname>
+                                is similar to
+                                <varname>ConditionPathExists=</varname>
+                                but verifies whether a certain path
+                                exists and is a
+                                symbolic link. <varname>ConditionPathIsMountPoint=</varname>
                                 is similar to
                                 <varname>ConditionPathExists=</varname>
                                 but verifies whether a certain path
                                 <varname>ConditionPathExists=</varname>
                                 but verifies whether a certain path
                                 exists, is a regular file and marked
-                                executable. It follows symlinks.
+                                executable.
                                 <varname>ConditionDirectoryNotEmpty=</varname>
                                 is similar to
                                 <varname>ConditionPathExists=</varname>
                                 whether it is a specific
                                 implementation. Takes either boolean
                                 value to check if being executed in
-                                any virtual environment or one of the
+                                any virtual environment or one of
                                 <varname>qemu</varname>,
                                 <varname>kvm</varname>,
                                 <varname>vmware</varname>,
                                 <varname>microsoft</varname>,
                                 <varname>oracle</varname>,
                                 <varname>xen</varname>,
-                                <varname>pidns</varname>,
-                                <varname>openvz</varname> to test
-                                against a specific implementation. The
-                                test may be negated by prepending an
-                                exclamation mark.
+                                <varname>openvz</varname>,
+                                <varname>lxc</varname>,
+                                <varname>systemd-nspawn</varname>,
+                                <varname>pidns</varname> to test
+                                against a specific implementation. If
+                                multiple virtualization technologies
+                                are nested only the innermost is
+                                considered. The test may be negated by
+                                prepending an exclamation mark.
                                 <varname>ConditionSecurity=</varname>
                                 may be used to check whether the given
                                 security module is enabled on the
                                 prefix an argument with the pipe
                                 symbol and an exclamation mark the
                                 pipe symbol must be passed first, the
-                                exclamation second.</para></listitem>
+                                exclamation second. Except for
+                                <varname>ConditionPathIsSymbolicLink=</varname>,
+                                all path checks follow
+                                symlinks.</para></listitem>
                         </varlistentry>
 
                         <varlistentry>