chiark / gitweb /
sd-login: add a public accessor for the VT number
[elogind.git] / man / systemd.journal-fields.xml
index bced51d6359c334a4d25fbf02c165e996ffa57d3..cffcccb53efa8c20072321ddd264c90113d98a6e 100644 (file)
                                 </listitem>
                         </varlistentry>
 
+                        <varlistentry>
+                                <term><varname>_CAP_EFFECTIVE=</varname></term>
+                                <listitem>
+                                        <para>The effective <citerefentry><refentrytitle>capabilities</refentrytitle><manvolnum>7</manvolnum></citerefentry> of
+                                        the process the journal entry
+                                        originates from.</para>
+                                </listitem>
+                        </varlistentry>
+
                         <varlistentry>
                                 <term><varname>_AUDIT_SESSION=</varname></term>
                                 <term><varname>_AUDIT_LOGINUID=</varname></term>
         </refsect1>
 
         <refsect1>
-                <title>Special Journal Fields</title>
+                <title>Fields to log on behalf of a different program</title>
+
+                <para>Fields in this section are used by programs
+                to specify that they are logging on behalf of another
+                program or unit.
+                </para>
 
                 <para>Fields used by the <command>systemd-coredump</command>
-                coredump kernel helper.
+                coredump kernel helper:
                 </para>
 
                 <variablelist class='journal-directives'>
                                 </listitem>
                         </varlistentry>
                 </variablelist>
+
+                <para>Priviledged programs (currently UID 0) may
+                attach <varname>OBJECT_PID=</varname> to a
+                message. This will instruct
+                <command>systemd-journald</command> to attach
+                additional fields on behalf of the caller:</para>
+
+                <variablelist class='journal-directives'>
+                        <varlistentry>
+                                <term><varname>OBJECT_PID=<replaceable>PID</replaceable></varname></term>
+                                <listitem>
+                                        <para>PID of the program that this
+                                        message pertains to.
+                                        </para>
+                                </listitem>
+                        </varlistentry>
+
+                        <varlistentry>
+                                <term><varname>OBJECT_UID=</varname></term>
+                                <term><varname>OBJECT_GID=</varname></term>
+                                <term><varname>OBJECT_COMM=</varname></term>
+                                <term><varname>OBJECT_EXE=</varname></term>
+                                <term><varname>OBJECT_CMDLINE=</varname></term>
+                                <term><varname>OBJECT_AUDIT_SESSION=</varname></term>
+                                <term><varname>OBJECT_AUDIT_LOGINUID=</varname></term>
+                                <term><varname>OBJECT_SYSTEMD_CGROUP=</varname></term>
+                                <term><varname>OBJECT_SYSTEMD_SESSION=</varname></term>
+                                <term><varname>OBJECT_SYSTEMD_OWNER_UID=</varname></term>
+                                <term><varname>OBJECT_SYSTEMD_UNIT=</varname></term>
+                                <term><varname>OBJECT_SYSTEMD_USER_UNIT=</varname></term>
+                                <listitem>
+                                        <para>These are additional fields added automatically
+                                        by <command>systemd-journald</command>.
+                                        Their meaning is the same as
+                                        <varname>_UID=</varname>,
+                                        <varname>_GID=</varname>,
+                                        <varname>_COMM=</varname>,
+                                        <varname>_EXE=</varname>,
+                                        <varname>_CMDLINE=</varname>,
+                                        <varname>_AUDIT_SESSION=</varname>,
+                                        <varname>_AUDIT_LOGINUID=</varname>,
+                                        <varname>_SYSTEMD_CGROUP=</varname>,
+                                        <varname>_SYSTEMD_SESSION=</varname>,
+                                        <varname>_SYSTEMD_UNIT=</varname>,
+                                        <varname>_SYSTEMD_USER_UNIT=</varname>, and
+                                        <varname>_SYSTEMD_OWNER_UID=</varname>
+                                        as described above, except that the
+                                        process identified by <replaceable>PID</replaceable>
+                                        is described, instead of the process
+                                        which logged the message.</para>
+                                </listitem>
+                        </varlistentry>
+                </variablelist>
+
+
         </refsect1>
 
         <refsect1>
                 url="http://www.freedesktop.org/wiki/Software/systemd/json">Journal
                 JSON Format</ulink>, the addresses of journal entries
                 are serialized into fields prefixed with double
-                underscores. Note that these aren't proper fields when
+                underscores. Note that these are not proper fields when
                 stored in the journal but for addressing meta data of
                 entries. They cannot be written as part of structured
                 log entries via calls such as