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journal: Add new _INITRD field
The _INITRD field is a boolean field (0 or 1) that specifies whether a message was processed by systemd-journald in the initrd or not.
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@ -398,6 +398,14 @@
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for details about journal namespaces.</para>
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</listitem>
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</varlistentry>
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<varlistentry>
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<term><varname>_SYSTEM_CONTEXT=</varname></term>
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<listitem><para>A string field that specifies the context in which the message was logged. If
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<literal>initrd</literal>, the log message was processed while systemd-journald
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was running inside the initrd. If <literal>main</literal>, the log message was generated after
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journald switched root to the root filesystem.</para></listitem>
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</varlistentry>
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</variablelist>
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</refsect1>
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@ -1035,6 +1035,11 @@ static void dispatch_message_real(
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if (!isempty(s->namespace_field))
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iovec[n++] = IOVEC_MAKE_STRING(s->namespace_field);
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if (in_initrd())
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iovec[n++] = IOVEC_MAKE_STRING("_SYSTEM_CONTEXT=initrd");
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else
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iovec[n++] = IOVEC_MAKE_STRING("_SYSTEM_CONTEXT=main");
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assert(n <= m);
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if (s->split_mode == SPLIT_UID && c && uid_is_valid(c->uid))
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@ -179,7 +179,7 @@ struct Server {
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#define SERVER_MACHINE_ID(s) ((s)->machine_id_field + STRLEN("_MACHINE_ID="))
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/* Extra fields for any log messages */
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#define N_IOVEC_META_FIELDS 23
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#define N_IOVEC_META_FIELDS 24
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/* Extra fields for log messages that contain OBJECT_PID= (i.e. log about another process) */
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#define N_IOVEC_OBJECT_FIELDS 18
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