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socket: add SocketUser= and SocketGroup= for chown()ing sockets in the file system

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This is relatively complex, as we cannot invoke NSS from PID 1, and thus
need to fork a helper process temporarily.
This commit is contained in:
Lennart Poettering
2014-06-05 09:55:53 +02:00
parent a8330cd118
commit 3900e5fdff
7 changed files with 253 additions and 95 deletions
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man/systemd.socket.xml
+28 -10
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@@ -372,16 +372,21 @@
</varlistentry>
<varlistentry>
<term><varname>DirectoryMode=</varname></term>
<listitem><para>If listening on a file
system socket or FIFO, the parent
directories are automatically created
if needed. This option specifies the
file system access mode used when
creating these directories. Takes an
access mode in octal
notation. Defaults to
0755.</para></listitem>
<term><varname>SocketUser=</varname></term>
<term><varname>SocketGroup=</varname></term>
<listitem><para>Takes a UNIX
user/group name. When specified
all AF_UNIX sockets and FIFO nodes in
the file system are owned by the
specified user and group. If unset
(the default), the nodes are owned by
the root user/group (if run in system
context) or the invoking user/group
(if run in user context). If only a
user is specified but no group, then
the group is derived from the user's
default group.</para></listitem>
</varlistentry>
<varlistentry>
@@ -395,6 +400,19 @@
0666.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>DirectoryMode=</varname></term>
<listitem><para>If listening on a file
system socket or FIFO, the parent
directories are automatically created
if needed. This option specifies the
file system access mode used when
creating these directories. Takes an
access mode in octal
notation. Defaults to
0755.</para></listitem>
</varlistentry>
<varlistentry>
<term><varname>Accept=</varname></term>
<listitem><para>Takes a boolean