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Define and use BPF_CFLAGS environment variable

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This commit is contained in:
M. Mert Yildiran 2022-06-12 18:29:25 +03:00
parent 1f70eab0a4
commit 9f8e9cc91f
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GPG Key ID: D42ADB236521BF7A
2 changed files with 7 additions and 2 deletions
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7
tap/tlstapper/bpf-builder/build.sh
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@ -6,13 +6,18 @@ MIZU_HOME=$(realpath ../../../)
docker build -t mizu-ebpf-builder . || exit 1
BPF_CFLAGS="-O2 -g -D__TARGET_ARCH_x86"
if [[ $1 == "arm64" ]]; then
BPF_CFLAGS="-O2 -g -D__TARGET_ARCH_arm64"
fi
docker run --rm \
--name mizu-ebpf-builder \
-v $MIZU_HOME:/mizu \
-v $(go env GOPATH):/root/go \
-it mizu-ebpf-builder \
sh -c "
go generate tap/tlstapper/tls_tapper.go
BPF_CFLAGS=\"$BPF_CFLAGS\" go generate tap/tlstapper/tls_tapper.go
chown $(id -u):$(id -g) tap/tlstapper/tlstapper_bpfeb.go
chown $(id -u):$(id -g) tap/tlstapper/tlstapper_bpfeb.o
chown $(id -u):$(id -g) tap/tlstapper/tlstapper_bpfel.go

2
tap/tlstapper/tls_tapper.go
View File

@ -12,7 +12,7 @@ import (
const GLOABL_TAP_PID = 0
//go:generate go run github.com/cilium/ebpf/cmd/bpf2go@0d0727ef53e2f53b1731c73f4c61e0f58693083a -type tls_chunk tlsTapper bpf/tls_tapper.c -- -O2 -g -D__TARGET_ARCH_x86
//go:generate go run github.com/cilium/ebpf/cmd/bpf2go@0d0727ef53e2f53b1731c73f4c61e0f58693083a -cflags $BPF_CFLAGS -type tls_chunk tlsTapper bpf/tls_tapper.c
type TlsTapper struct {
bpfObjects tlsTapperObjects