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Date: Thu, 8 Jan 2015 04:30:43 +0200
From: Vadim Kochan <vadim4j@...il.com>
To: netdev@...r.kernel.org
Cc: Vadim Kochan <vadim4j@...il.com>
Subject: [PATCH iproute2] ss: Usage filter state names, options alignment
From: Vadim Kochan <vadim4j@...il.com>
Signed-off-by: Vadim Kochan <vadim4j@...il.com>
---
misc/ss.c | 40 +++++++++++++++++++++++-----------------
1 file changed, 23 insertions(+), 17 deletions(-)
diff --git a/misc/ss.c b/misc/ss.c
index 08d210a..40a6cd0 100644
--- a/misc/ss.c
+++ b/misc/ss.c
@@ -3192,30 +3192,30 @@ static void _usage(FILE *dest)
fprintf(dest,
"Usage: ss [ OPTIONS ]\n"
" ss [ OPTIONS ] [ FILTER ]\n"
-" -h, --help this message\n"
-" -V, --version output version information\n"
-" -n, --numeric don't resolve service names\n"
+" -h, --help this message\n"
+" -V, --version output version information\n"
+" -n, --numeric don't resolve service names\n"
" -r, --resolve resolve host names\n"
-" -a, --all display all sockets\n"
-" -l, --listening display listening sockets\n"
+" -a, --all display all sockets\n"
+" -l, --listening display listening sockets\n"
" -o, --options show timer information\n"
" -e, --extended show detailed socket information\n"
" -m, --memory show socket memory usage\n"
-" -p, --processes show process using socket\n"
-" -i, --info show internal TCP information\n"
-" -s, --summary show socket usage summary\n"
+" -p, --processes show process using socket\n"
+" -i, --info show internal TCP information\n"
+" -s, --summary show socket usage summary\n"
" -b, --bpf show bpf filter socket information\n"
-" -Z, --context display process SELinux security contexts\n"
-" -z, --contexts display process and socket SELinux security contexts\n"
+" -Z, --context display process SELinux security contexts\n"
+" -z, --contexts display process and socket SELinux security contexts\n"
"\n"
" -4, --ipv4 display only IP version 4 sockets\n"
" -6, --ipv6 display only IP version 6 sockets\n"
-" -0, --packet display PACKET sockets\n"
-" -t, --tcp display only TCP sockets\n"
-" -u, --udp display only UDP sockets\n"
-" -d, --dccp display only DCCP sockets\n"
-" -w, --raw display only RAW sockets\n"
-" -x, --unix display only Unix domain sockets\n"
+" -0, --packet display PACKET sockets\n"
+" -t, --tcp display only TCP sockets\n"
+" -u, --udp display only UDP sockets\n"
+" -d, --dccp display only DCCP sockets\n"
+" -w, --raw display only RAW sockets\n"
+" -x, --unix display only Unix domain sockets\n"
" -f, --family=FAMILY display sockets of type FAMILY\n"
"\n"
" -A, --query=QUERY, --socket=QUERY\n"
@@ -3223,7 +3223,13 @@ static void _usage(FILE *dest)
"\n"
" -D, --diag=FILE Dump raw information about TCP sockets to FILE\n"
" -F, --filter=FILE read filter information from FILE\n"
-" FILTER := [ state TCP-STATE ] [ EXPRESSION ]\n"
+" FILTER := [ state STATE-FILTER ] [ EXPRESSION ]\n"
+" STATE-FILTER := {all|connected|synchronized|bucket|big|TCP-STATES}\n"
+" TCP-STATES := {established|syn-sent|syn-recv|fin-wait-{1,2}|time-wait|closed|close-wait|last-ack|listen|closing}\n"
+" connected := {established|syn-sent|syn-recv|fin-wait-{1,2}|time-wait|close-wait|last-ack|closing}\n"
+" synchronized := {established|syn-recv|fin-wait-{1,2}|time-wait|close-wait|last-ack|closing}\n"
+" bucket := {syn-recv|time-wait}\n"
+" big := {established|syn-sent|fin-wait-{1,2}|closed|close-wait|last-ack|listen|closing}\n"
);
}
--
2.1.3
--
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