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main: always call getpwnam()

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Don't hardcode root as the user with zero uid/gid.
This commit is contained in:
Miroslav Lichvar
2015-08-10 16:24:45 +02:00
parent 6402350c83
commit e7100e106d
3 changed files with 18 additions and 14 deletions
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16
chrony.texi.in
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@@ -1024,9 +1024,11 @@ the last modification of the drift file (specified by the @code{driftfile}
directive) to restore the system time at which @code{chronyd} was previously
stopped.
@item -u <user>
This option sets the name of the user to which will @code{chronyd} switch to
drop root privileges if compiled with Linux capabilities support (default
@code{@DEFAULT_USER@}).
This option sets the name of the system user to which @code{chronyd} will
switch after start in order to drop root privileges. It overrides the
@code{user} directive (default @code{@DEFAULT_USER@}). It may be set to a
non-root user only when @code{chronyd} is compiled with support for Linux
capabilities (libcap).
@item -q
When run in this mode, @code{chronyd} will set the system clock once
and exit. It will not detach from the terminal.
@@ -3200,10 +3202,10 @@ Valid measurements with corresponding compensations are logged to the
@c {{{ user
@node user directive
@subsection user
The @code{user} directive sets the name of the user to which will
@code{chronyd} switch on initialisation to drop root privileges.
So far, it works only on Linux when compiled with capabilities support.
Setting the name to root will disable it.
The @code{user} directive sets the name of the system user to which
@code{chronyd} will switch after start in order to drop root privileges.
It may be set to a non-root user only when @code{chronyd} is compiled with
support for Linux capabilities (libcap).
The default value is @code{@DEFAULT_USER@}.
@c }}}