X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=install.sh;h=b791d8ee5c0b98c692e14e9102cecd149b3b8a04;hb=f14e8156a096aaa3ba97498b90e028019aa3252a;hp=d77a8b0a66a5dd941fa78fdb39e14488da44e2cd;hpb=31c91503a07f942531da55ac861630bfdf8d00fb;p=flowspec-xdp

diff --git a/install.sh b/install.sh
index d77a8b0..b791d8e 100755
--- a/install.sh
+++ b/install.sh
@@ -15,10 +15,12 @@ fi
 RULES="$(birdc show route table flowspec4 primary all)
 $(birdc show route table flowspec6 primary all)"
 
-echo "$RULES" | ./genrules.py --8021q=drop-vlan --v6frag=ignore-parse-if-rule --ihl=parse-options
-clang $CLANG_ARGS -g -std=c99 -pedantic -Wall -Wextra -Wno-pointer-arith -Wno-unused-variable -O3 -emit-llvm -c xdp.c -o xdp.bc
+echo "const uint8_t COMPILE_TIME_RAND[] = { $(dd if=/dev/urandom of=/dev/stdout bs=1 count=8 2>/dev/null | hexdump -e '4/1 "0x%02x, "') };" > rand.h
+
+STATS_RULES="$(echo "$RULES" | ./genrules.py --8021q=drop-vlan --v6frag=ignore-parse-if-rule --ihl=parse-options)"
+clang $CLANG_ARGS -g -std=c99 -pedantic -Wall -Wextra -Wno-pointer-arith -Wno-unused-variable -Wno-unused-function -O3 -emit-llvm -c xdp.c -o xdp.bc
 if [ "$2" != "" ]; then
-	clang $4 -g -std=c99 -pedantic -Wall -Wextra -Wno-pointer-arith -Wno-unused-variable -O3 -emit-llvm -c "$2" -o wrapper.bc
+	clang $4 -g -std=c99 -pedantic -Wall -Wextra -Wno-pointer-arith -O3 -emit-llvm -c "$2" -o wrapper.bc
 	llvm-link xdp.bc wrapper.bc | llc -O3 -march=bpf -filetype=obj -o xdp
 else
 	cat xdp.bc | llc -O3 -march=bpf -filetype=obj -o xdp
@@ -27,12 +29,10 @@ fi
 echo "Before unload drop count was:"
 ./dropcount.sh || echo "Not loaded"
 
-ip link set "$1" xdp off
-ip link set "$1" xdpgeneric off
 # Note that sometimes the automated fallback does not work properly so we have to || generic here
-ip link set "$1" xdpoffload obj xdp sec $XDP_SECTION || (
-	echo "Failed to install in NIC, testing in driver..." && ip link set "$1" xdpdrv obj xdp sec $XDP_SECTION || (
-		echo "Failed to install in driver, using generic..." && ip link set "$1" xdpgeneric obj xdp sec $XDP_SECTION
+ip -force link set "$1" xdpoffload obj xdp sec $XDP_SECTION || (
+	echo "Failed to install in NIC, testing in driver..." && ip -force link set "$1" xdpdrv obj xdp sec $XDP_SECTION || (
+		echo "Failed to install in driver, using generic..." && ip -force link set "$1" xdpgeneric obj xdp sec $XDP_SECTION
 	)
 )
-echo "$RULES" | grep "^flow. {" > installed-rules.txt
+echo "$STATS_RULES" > installed-rules.txt