blockcheck: check sniext+4 position

This commit is contained in:
bol-van 2024-11-15 20:56:51 +03:00
parent 8629a29eaa
commit c48398871c

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@ -1142,7 +1142,7 @@ pktws_check_domain_http_bypass_()
local ok ttls s f f2 e desync pos fooling frag sec="$2" delta splits
local need_split need_disorder need_fakedsplit need_fakeddisorder need_fake need_wssize
local splits_http='method+2 midsld method+2,midsld'
local splits_tls='2 1 sniext+1 host+1 midsld 1,midsld 1,sniext+1,host+1,midsld-2,midsld,midsld+2,endhost-1'
local splits_tls='2 1 sniext+1 sniext+4 host+1 midsld 1,midsld 1,sniext+1,host+1,midsld-2,midsld,midsld+2,endhost-1'
[ "$sec" = 0 ] && {
for s in '--hostcase' '--hostspell=hoSt' '--hostnospace' '--domcase'; do
@ -1235,7 +1235,7 @@ pktws_check_domain_http_bypass_()
# make additional split pos "10" to guarantee enough space for seqovl and likely to be before midsld,sniext,...
# method is always expected in the beginning of the first packet
f="method+2 method+2,midsld"
[ "$sec" = 0 ] || f="10 10,sniext+1 10,midsld"
[ "$sec" = 0 ] || f="10 10,sniext+1 10,sniext+4 10,midsld"
for pos in $f; do
pktws_curl_test_update $1 $3 --dpi-desync=multisplit --dpi-desync-split-pos=$pos --dpi-desync-split-seqovl=1 $e && {
[ "$SCANLEVEL" = quick ] && return
@ -1258,7 +1258,7 @@ pktws_check_domain_http_bypass_()
}
done
else
for pos in '1 2' 'sniext sniext+1' 'midsld-1 midsld' '1 2,midsld'; do
for pos in '1 2' 'sniext sniext+1' 'sniext+3 sniext+4' 'midsld-1 midsld' '1 2,midsld'; do
f=$(extract_arg 1 $pos)
f2=$(extract_arg 2 $pos)
pktws_curl_test_update $1 $3 --dpi-desync=multidisorder --dpi-desync-split-pos=$f2 --dpi-desync-split-seqovl=$f $e && {
@ -1375,7 +1375,7 @@ tpws_check_domain_http_bypass_()
# $3 - domain
local s mss s2 s3 oobdis pos sec="$2"
local splits_tls='2 1 sniext+1 host+1 midsld 1,midsld 1,sniext+1,host+1,midsld,endhost-1'
local splits_tls='2 1 sniext+1 sniext+4 host+1 midsld 1,midsld 1,sniext+1,host+1,midsld,endhost-1'
local splits_http='method+2 midsld method+2,midsld'
# simulteneous oob and disorder works properly only in linux. other systems retransmit oob byte without URG tcp flag and poison tcp stream.
@ -1413,7 +1413,7 @@ tpws_check_domain_http_bypass_()
done
done
for s in '' '--oob' '--disorder' ${oobdis:+"$oobdis"}; do
for s2 in '--tlsrec=midsld' '--tlsrec=sniext+1 --split-pos=midsld' '--tlsrec=sniext+1 --split-pos=1,midsld' ; do
for s2 in '--tlsrec=midsld' '--tlsrec=sniext+1 --split-pos=midsld' '--tlsrec=sniext+4 --split-pos=midsld' '--tlsrec=sniext+1 --split-pos=1,midsld' '--tlsrec=sniext+4 --split-pos=1,midsld' ; do
tpws_curl_test_update $1 $3 $s2 $s $s3 && warn_mss $s3 && [ "$SCANLEVEL" != force ] && {
[ "$SCANLEVEL" = quick ] && return
break