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man: only the system manager does not pass vars in ManagerEnvironment=

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User managers always pass their environment on to their children.
Make that clear in the description of ManagerEnvironment= which
states that none of those args will get passed to child processes of
service managers.
This commit is contained in:
Anita Zhang 2021-05-18 01:23:36 -07:00 committed by Zbigniew Jędrzejewski-Szmek
parent f96bc66901
commit c54cfef396
1 changed files with 4 additions and 4 deletions
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8
man/systemd-system.conf.xml
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@ -342,10 +342,10 @@
<term><varname>ManagerEnvironment=</varname></term> <term><varname>ManagerEnvironment=</varname></term>
<listitem><para>Takes the same arguments as <varname>DefaultEnvironment=</varname>, see above. Sets <listitem><para>Takes the same arguments as <varname>DefaultEnvironment=</varname>, see above. Sets
environment variables just for the manager process itself. These variables are not inherited by environment variables just for the manager process itself. In contrast to user managers, these variables
processes spawned by the service manager, use <varname>DefaultEnvironment=</varname> for that. Note are not inherited by processes spawned by the system manager, use <varname>DefaultEnvironment=</varname>
that these variables are merged into the existing environment block. In particular, in case of the for that. Note that these variables are merged into the existing environment block. In particular, in
system manager, this includes variables set by the kernel based on the kernel command line.</para> case of the system manager, this includes variables set by the kernel based on the kernel command line.</para>
<para>Setting environment variables for the manager process may be useful to modify its behaviour. <para>Setting environment variables for the manager process may be useful to modify its behaviour.
See <ulink url="https://systemd.io/ENVIRONMENT">ENVIRONMENT</ulink> for a descriptions of some See <ulink url="https://systemd.io/ENVIRONMENT">ENVIRONMENT</ulink> for a descriptions of some