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blockcheck2: tcp_nop_del for openbsd

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bol-van
2026-01-17 09:50:39 +03:00
parent fe318a42e8
commit 2d02eeb578
7 changed files with 13 additions and 9 deletions
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4
blockcheck2.d/standard/25-fake.sh
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@@ -40,7 +40,7 @@ pktws_check_http()
for ff in $fake 0x00000000; do
pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=fake_http:@"$FAKE_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS && ok=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=$fake:@"$FAKE_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --payload=empty "--out-range=<s1" --lua-desync=send:tcp_md5 && ok=1
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=$fake:@"$FAKE_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --payload=empty "--out-range=<s1" --lua-desync=send:$TCP_MD5 && ok=1
done
done
for ttl in $attls; do
@@ -76,7 +76,7 @@ pktws_fake_https_vary()
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "$5" && ok_any=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && \
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:tcp_md5" && ok_any=1
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:$TCP_MD5" && ok_any=1
[ "$ok_any" = 1 ]
}

2
blockcheck2.d/standard/30-faked.sh
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@@ -42,7 +42,7 @@ pktws_check_faked()
for split in $splits; do
pktws_curl_test_update $testf $domain ${FAKED_PATTERN:+--blob=faked_pat:@"$FAKED_PATTERN" }$pre $PAYLOAD --lua-desync=$splitf:${FAKED_PATTERN:+pattern=faked_pat:}pos=$split:$fooling && ok=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKED_PATTERN:+--blob=faked_pat:@"$FAKED_PATTERN" }$pre $PAYLOAD --lua-desync=$splitf:${FAKED_PATTERN:+pattern=faked_pat:}pos=$split:$fooling:repeats=$FAKE_REPEATS --payload=empty --out-range="<s1" --lua-desync=send:tcp_md5 && ok=1
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKED_PATTERN:+--blob=faked_pat:@"$FAKED_PATTERN" }$pre $PAYLOAD --lua-desync=$splitf:${FAKED_PATTERN:+pattern=faked_pat:}pos=$split:$fooling:repeats=$FAKE_REPEATS --payload=empty --out-range="<s1" --lua-desync=send:$TCP_MD5 && ok=1
done
done
for ttl in $attls; do

2
blockcheck2.d/standard/35-hostfake.sh
View File

@@ -21,7 +21,7 @@ pktws_hostfake_vary()
pktws_hostfake_vary_ "$1" "$2" "$3" "$4" "$5" && ok_any=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && \
pktws_hostfake_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:tcp_md5" && ok_any=1
pktws_hostfake_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:$TCP_MD5" && ok_any=1
[ "$ok_any" = 1 ]
}

4
blockcheck2.d/standard/50-fake-multi.sh
View File

@@ -46,7 +46,7 @@ pktws_check_http()
for ff in $fake 0x00000000; do
pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=$fake:@"$FAKE_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --lua-desync=$splitf:pos=$split && ok=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=fake_http:@"$FAKE_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --lua-desync=$splitf:pos=$split --payload=empty "--out-range=<s1" --lua-desync=send:tcp_md5 && ok=1
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=fake_http:@"$FAKE_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --lua-desync=$splitf:pos=$split --payload=empty "--out-range=<s1" --lua-desync=send:$TCP_MD5 && ok=1
done
done
done
@@ -82,7 +82,7 @@ pktws_fake_https_vary()
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "$5" && ok_any=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && \
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:tcp_md5" && ok_any=1
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:$TCP_MD5" && ok_any=1
[ "$ok_any" = 1 ]
}

4
blockcheck2.d/standard/55-fake-faked.sh
View File

@@ -46,7 +46,7 @@ pktws_check_http()
for ff in $fake 0x00000000; do
pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=$fake:@"$FAKE_HTTP" }${FAKED_PATTERN_HTTP:+--blob=faked_pat:@"$FAKED_PATTERN_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --lua-desync=$splitf:${FAKED_PATTERN_HTTP:+pattern=faked_pat:}pos=$split:$fooling:repeats=$FAKE_REPEATS && ok=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=$fake:@"$FAKE_HTTP" }${FAKED_PATTERN_HTTP:+--blob=faked_pat:@"$FAKED_PATTERN_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --lua-desync=$splitf:${FAKED_PATTERN_HTTP:+pattern=faked_pat:}pos=$split:$fooling:repeats=$FAKE_REPEATS --payload=empty "--out-range=<s1" --lua-desync=send:tcp_md5 && ok=1
contains "$fooling" tcp_md5 && pktws_curl_test_update $testf $domain ${FAKE_HTTP:+--blob=$fake:@"$FAKE_HTTP" }${FAKED_PATTERN_HTTP:+--blob=faked_pat:@"$FAKED_PATTERN_HTTP" }$PAYLOAD --lua-desync=fake:blob=$ff:$fooling:repeats=$FAKE_REPEATS --lua-desync=$splitf:${FAKED_PATTERN_HTTP:+pattern=faked_pat:}pos=$split:$fooling:repeats=$FAKE_REPEATS --payload=empty "--out-range=<s1" --lua-desync=send:$TCP_MD5 && ok=1
done
done
done
@@ -83,7 +83,7 @@ pktws_fake_https_vary()
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "$5" && ok_any=1
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && \
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:tcp_md5" && ok_any=1
pktws_fake_https_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:$TCP_MD5" && ok_any=1
[ "$ok_any" = 1 ]
}

2
blockcheck2.d/standard/60-fake-hostfake.sh
View File

@@ -20,7 +20,7 @@ pktws_hostfake_vary()
pktws_hostfake_vary_ "$1" "$2" "$3" "$4" "$5"
# duplicate SYN with MD5
contains "$fooling" tcp_md5 && \
pktws_hostfake_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:tcp_md5"
pktws_hostfake_vary_ "$1" "$2" "$3" "$4" "${5:+$5 }--payload=empty --out-range=<s1 --lua-desync=send:$TCP_MD5"
}
pktws_check_hostfake()

4
blockcheck2.d/standard/def.inc
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@@ -15,3 +15,7 @@ MAX_AUTOTTL_DELTA=${MAX_AUTOTTL_DELTA:-5}
# can use MULTIDISORER=multidisorder_legacy
MULTIDISORDER=${MULTIDISORDER:-multidisorder}
TCP_MD5=tcp_md5
# OpenBSD can occupy 24 bytes in tcp options in SYN packet leaving no space for the md5 header
[ "$UNAME" = OpenBSD ] && TCP_MD5=$TCP_MD5:tcp_nop_del