Document the fact that sockstat now lists Unix domain sockets, and the new
command-line options for selecting what to display.
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2020-12-20 02:59:44 +00:00
svn path=/head/; revision=66790
@ -31,13 +31,29 @@
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.Dt SOCKSTAT 1
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.Sh NAME
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.Nm sockstat
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.Nd list open Internet sockets
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.Nd list open sockets
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.Sh SYNOPSIS
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.Nm
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.Op Fl 46u
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.Sh DESCRIPTION
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The
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.Nm
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command lists open Internet sockets.
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command lists open Internet or Unix domain sockets.
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.Pp
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The following options are available:
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.Bl -tag -width Fl
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.It Fl 4
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Show AF_INET (IPv4) sockets.
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.It Fl 6
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Show AF_INET6 (IPv6) sockets.
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.It Fl u
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Show AF_LOCAL (Unix) sockets.
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.El
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.Pp
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If no option is specified,
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.Nm
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will list sockets of all three types.
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.Pp
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The information listed for each
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socket is:
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.Bl -tag -width "FOREIGN ADDRESS"
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@ -50,11 +66,19 @@ The process ID of the command which holds the socket.
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.It Li FD
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The file descriptor number of the socket.
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.It Li PROTO
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The transport protocol associated with the socket.
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The transport protocol associated with the socket for Internet
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sockets, or the type of socket (stream or datagram) for Unix sockets.
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.It Li ADDRESS
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(Unix sockets only)
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For listening sockets, this is the filename of the socket.
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For other sockets, it is the name, PID and file descriptor number of
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the peer, or "(none)" if the socket is neither bound nor connected.
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.It Li LOCAL ADDRESS
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(Internet sockets only)
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The address the local end of the socket is bound to (see
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.Xr getsockname 2 ).
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.It Li FOREIGN ADDRESS
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(Internet sockets only)
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The address the foreign end of the socket is bound to (see
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.Xr getpeername 2 ).
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.El
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