X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=man%2Fsystemd.socket.xml;h=e594422889177e542ae2643dbdcdd19fe580fa77;hb=b17959153a460b2a468333868b101fc7e64d7347;hp=6cf6c79e118fbdd48d976d6fbcbf684f76ab3447;hpb=c53158818d8cdaf46b3f1b5299b9bda118a1043f;p=elogind.git
diff --git a/man/systemd.socket.xml b/man/systemd.socket.xml
index 6cf6c79e1..e59442288 100644
--- a/man/systemd.socket.xml
+++ b/man/systemd.socket.xml
@@ -48,7 +48,7 @@
- systemd.socket
+ socket.socket
@@ -75,7 +75,7 @@
,
,
and
- commands are executed
+ commands are executed
in, and in
systemd.kill5
which define the way the processes are
@@ -143,16 +143,16 @@
options specific to the [Socket] section of socket
units are the following:
-
+ ListenStream=ListenDatagram=ListenSequentialPacket=Specifies an address
to listen on for a stream
- (SOCK_STREAM), datagram (SOCK_DGRAM)
- resp. sequential packet
- (SOCK_SEQPACKET) socket. The address
+ (SOCK_STREAM), datagram (SOCK_DGRAM),
+ or sequential packet
+ (SOCK_SEQPACKET) socket, respectively. The address
can be written in various formats:If the address starts with a
@@ -170,8 +170,13 @@
If the address string is a
single number it is read as port
- number to listen on for both IPv4 and
- IPv6.
+ number to listen on via
+ IPv6. Depending on the value of
+ BindIPv6Only= (see below) this
+ might result in the service being
+ available via both IPv6 and IPv4 (default) or
+ just via IPv6.
+ If the address string is a
string in the format v.w.x.y:z it is
@@ -181,7 +186,12 @@
If the address string is a
string in the format [x]:y it is read
- as IPv6 address x on a port y.
+ as IPv6 address x on a port y. Note
+ that this might make the service
+ available via IPv4, too, depending on
+ the BindIPv6Only=
+ setting (see below).
+ Note that SOCK_SEQPACKET
(i.e. ListenSequentialPacket=)
@@ -195,19 +205,24 @@
These options may be specified
more than once in which case incoming
- traffic on any of the sockets will trigger
- service activation, and all listed
- sockets will be passed to the service,
- regardless whether there is incoming
- traffic on them or not.
-
- If an IP address is used here, it
- is often desirable to listen on it
+ traffic on any of the sockets will
+ trigger service activation, and all
+ listed sockets will be passed to the
+ service, regardless whether there is
+ incoming traffic on them or not. If
+ the empty string is assigned to any of
+ these options, the list of addresses
+ to listen on is reset, all prior uses
+ of any of these options will have no
+ effect.
+
+ If an IP address is used here,
+ it is often desirable to listen on it
before the interface it is configured
on is up and running, and even
regardless whether it will be up and
- running ever at all. To deal with this it is
- recommended to set the
+ running ever at all. To deal with this
+ it is recommended to set the
FreeBind= option
described below.
@@ -286,7 +301,10 @@
default, surprise!) the system wide
default setting is used, as controlled
by
- /proc/sys/net/ipv6/bindv6only.
+ /proc/sys/net/ipv6/bindv6only,
+ which in turn defaults to the
+ equivalent of
+ .
@@ -323,7 +341,7 @@
DirectoryMode=If listening on a file
- system socket of FIFO, the parent
+ system socket or FIFO, the parent
directories are automatically created
if needed. This option specifies the
file system access mode used when
@@ -336,7 +354,7 @@
SocketMode=If listening on a file
- system socket of FIFO, this option
+ system socket or FIFO, this option
specifies the file system access mode
used when creating the file
node. Takes an access mode in octal
@@ -382,7 +400,7 @@
until at least one existing connection
is terminated. This setting has no
effect for sockets configured with
- or datagram
+ or datagram
sockets. Defaults to
64.
@@ -421,9 +439,9 @@
SendBuffer=Takes an integer
argument controlling the receive
- resp. send buffer sizes of this
- socket. This controls the SO_RCVBUF
- resp. SO_SNDBUF socket options (see
+ or send buffer sizes of this
+ socket, respectively. This controls the SO_RCVBUF
+ and SO_SNDBUF socket options (see
socket7
for details.).
@@ -471,6 +489,26 @@
for details.
+
+ SmackLabel=
+ SmackLabelIPIn=
+ SmackLabelIPOut=
+ Takes a string
+ value. Controls the extended
+ attributes
+ security.SMACK64,
+ security.SMACK64IPIN
+ and
+ security.SMACK64IPOUT,
+ respectively, i.e. the security label
+ of the FIFO, or the security label for
+ the incoming or outgoing connections
+ of the socket, respectively. See
+ Smack.txt
+ for details.
+
+
PipeSize=Takes an integer
@@ -486,7 +524,7 @@
MessageQueueMessageSize=These two settings
take integer values and control the
- mq_maxmsg resp. mq_msgsize field when
+ mq_maxmsg field or the mq_msgsize field, respectively, when
creating the message queue. Note that
either none or both of these variables
need to be set. See
@@ -568,9 +606,9 @@
ExecStartPost=Takes one or more
command lines, which are executed
- before (resp. after) the listening
+ before or after the listening
sockets/FIFOs are created and
- bound. The first token of the command
+ bound, respectively. The first token of the command
line must be an absolute file name,
then followed by arguments for the
process. Multiple command lines may be
@@ -584,9 +622,9 @@
ExecStopPre=ExecStopPost=Additional commands
- that are executed before (resp. after)
+ that are executed before or after
the listening sockets/FIFOs are closed
- and removed. Multiple command lines
+ and removed, respectively. Multiple command lines
may be specified following the same
scheme as used for
ExecStartPre= of
@@ -645,7 +683,8 @@
systemd.unit5,
systemd.exec5,
systemd.kill5,
- systemd.service5
+ systemd.service5,
+ systemd.directives7