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提交 2e04eb1d 编写于 作者: J John Fastabend 提交者： Daniel Borkmann
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bpf: sockmap, remove samples program 

The BPF sample sockmap is redundant now that equivelant tests exist
in the BPF selftests. Lets remove this sample and only keep the
selftest version that will be run as part of the selftest suite.
Signed-off-by: NJohn Fastabend <john.fastabend@gmail.com>
Signed-off-by: NDaniel Borkmann <daniel@iogearbox.net>
上级 16962b24
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samples/sockmap/Makefile 已删除 100644 → 0
浏览文件 @ 16962b24
# List of programs to build
hostprogs-y := sockmap
# Libbpf dependencies
LIBBPF := ../../tools/lib/bpf/bpf.o ../../tools/lib/bpf/nlattr.o
HOSTCFLAGS += -I$(objtree)/usr/include
HOSTCFLAGS += -I$(srctree)/tools/lib/
HOSTCFLAGS += -I$(srctree)/tools/testing/selftests/bpf/
HOSTCFLAGS += -I$(srctree)/tools/lib/ -I$(srctree)/tools/include
HOSTCFLAGS += -I$(srctree)/tools/perf
sockmap-objs := ../bpf/bpf_load.o $(LIBBPF) sockmap_user.o
# Tell kbuild to always build the programs
always := $(hostprogs-y)
always += sockmap_kern.o
HOSTLOADLIBES_sockmap += -lelf -lpthread
# Allows pointing LLC/CLANG to a LLVM backend with bpf support, redefine on cmdline:
# make samples/bpf/ LLC=~/git/llvm/build/bin/llc CLANG=~/git/llvm/build/bin/clang
LLC ?= llc
CLANG ?= clang
# Trick to allow make to be run from this directory
all:
$(MAKE) -C ../../ $(CURDIR)/
clean:
$(MAKE) -C ../../ M=$(CURDIR) clean
@rm -f *~
$(obj)/syscall_nrs.s: $(src)/syscall_nrs.c
$(call if_changed_dep,cc_s_c)
$(obj)/syscall_nrs.h: $(obj)/syscall_nrs.s FORCE
$(call filechk,offsets,__SYSCALL_NRS_H__)
clean-files += syscall_nrs.h
FORCE:
# Verify LLVM compiler tools are available and bpf target is supported by llc
.PHONY: verify_cmds verify_target_bpf $(CLANG) $(LLC)
verify_cmds: $(CLANG) $(LLC)
@for TOOL in $^ ; do \
if ! (which -- "$${TOOL}" > /dev/null 2>&1); then \
echo "*** ERROR: Cannot find LLVM tool $${TOOL}" ;\
exit 1; \
else true; fi; \
done
verify_target_bpf: verify_cmds
@if ! (${LLC} -march=bpf -mattr=help > /dev/null 2>&1); then \
echo "*** ERROR: LLVM (${LLC}) does not support 'bpf' target" ;\
echo " NOTICE: LLVM version >= 3.7.1 required" ;\
exit 2; \
else true; fi
$(src)/*.c: verify_target_bpf
# asm/sysreg.h - inline assembly used by it is incompatible with llvm.
# But, there is no easy way to fix it, so just exclude it since it is
# useless for BPF samples.
$(obj)/%.o: $(src)/%.c
$(CLANG) $(NOSTDINC_FLAGS) $(LINUXINCLUDE) $(EXTRA_CFLAGS) -I$(obj) \
-D__KERNEL__ -D__ASM_SYSREG_H -Wno-unused-value -Wno-pointer-sign \
-Wno-compare-distinct-pointer-types \
-Wno-gnu-variable-sized-type-not-at-end \
-Wno-address-of-packed-member -Wno-tautological-compare \
-Wno-unknown-warning-option \
-O2 -emit-llvm -c $< -o -| $(LLC) -march=bpf -filetype=obj -o $@
samples/sockmap/sockmap_kern.c 已删除 100644 → 0
浏览文件 @ 16962b24
/* Copyright (c) 2017 Covalent IO, Inc. http://covalent.io
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#include <uapi/linux/bpf.h>
#include <uapi/linux/if_ether.h>
#include <uapi/linux/if_packet.h>
#include <uapi/linux/ip.h>
#include "../../tools/testing/selftests/bpf/bpf_helpers.h"
#include "../../tools/testing/selftests/bpf/bpf_endian.h"
/* Sockmap sample program connects a client and a backend together
* using cgroups.
*
* client:X <---> frontend:80 client:X <---> backend:80
*
* For simplicity we hard code values here and bind 1:1. The hard
* coded values are part of the setup in sockmap.sh script that
* is associated with this BPF program.
*
* The bpf_printk is verbose and prints information as connections
* are established and verdicts are decided.
*/
#define bpf_printk(fmt, ...) \
({ \
char ____fmt[] = fmt; \
bpf_trace_printk(____fmt, sizeof(____fmt), \
##__VA_ARGS__); \
})
struct bpf_map_def SEC("maps") sock_map = {
.type = BPF_MAP_TYPE_SOCKMAP,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 20,
};
struct bpf_map_def SEC("maps") sock_map_txmsg = {
.type = BPF_MAP_TYPE_SOCKMAP,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 20,
};
struct bpf_map_def SEC("maps") sock_map_redir = {
.type = BPF_MAP_TYPE_SOCKMAP,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 20,
};
struct bpf_map_def SEC("maps") sock_apply_bytes = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 1
};
struct bpf_map_def SEC("maps") sock_cork_bytes = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 1
};
struct bpf_map_def SEC("maps") sock_pull_bytes = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 2
};
struct bpf_map_def SEC("maps") sock_redir_flags = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 1
};
struct bpf_map_def SEC("maps") sock_skb_opts = {
.type = BPF_MAP_TYPE_ARRAY,
.key_size = sizeof(int),
.value_size = sizeof(int),
.max_entries = 1
};
SEC("sk_skb1")
int bpf_prog1(struct __sk_buff *skb)
{
return skb->len;
}
SEC("sk_skb2")
int bpf_prog2(struct __sk_buff *skb)
{
__u32 lport = skb->local_port;
__u32 rport = skb->remote_port;
int len, *f, ret, zero = 0;
__u64 flags = 0;
if (lport == 10000)
ret = 10;
else
ret = 1;
len = (__u32)skb->data_end - (__u32)skb->data;
f = bpf_map_lookup_elem(&sock_skb_opts, &zero);
if (f && *f) {
ret = 3;
flags = *f;
}
bpf_printk("sk_skb2: redirect(%iB) flags=%i\n",
len, flags);
return bpf_sk_redirect_map(skb, &sock_map, ret, flags);
}
SEC("sockops")
int bpf_sockmap(struct bpf_sock_ops *skops)
{
__u32 lport, rport;
int op, err = 0, index, key, ret;
op = (int) skops->op;
switch (op) {
case BPF_SOCK_OPS_PASSIVE_ESTABLISHED_CB:
lport = skops->local_port;
rport = skops->remote_port;
if (lport == 10000) {
ret = 1;
err = bpf_sock_map_update(skops, &sock_map, &ret,
BPF_NOEXIST);
bpf_printk("passive(%i -> %i) map ctx update err: %d\n",
lport, bpf_ntohl(rport), err);
}
break;
case BPF_SOCK_OPS_ACTIVE_ESTABLISHED_CB:
lport = skops->local_port;
rport = skops->remote_port;
if (bpf_ntohl(rport) == 10001) {
ret = 10;
err = bpf_sock_map_update(skops, &sock_map, &ret,
BPF_NOEXIST);
bpf_printk("active(%i -> %i) map ctx update err: %d\n",
lport, bpf_ntohl(rport), err);
}
break;
default:
break;
}
return 0;
}
SEC("sk_msg1")
int bpf_prog4(struct sk_msg_md *msg)
{
int *bytes, zero = 0, one = 1;
int *start, *end;
bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero);
if (bytes)
bpf_msg_apply_bytes(msg, *bytes);
bytes = bpf_map_lookup_elem(&sock_cork_bytes, &zero);
if (bytes)
bpf_msg_cork_bytes(msg, *bytes);
start = bpf_map_lookup_elem(&sock_pull_bytes, &zero);
end = bpf_map_lookup_elem(&sock_pull_bytes, &one);
if (start && end)
bpf_msg_pull_data(msg, *start, *end, 0);
return SK_PASS;
}
SEC("sk_msg2")
int bpf_prog5(struct sk_msg_md *msg)
{
int err1 = -1, err2 = -1, zero = 0, one = 1;
int *bytes, *start, *end, len1, len2;
bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero);
if (bytes)
err1 = bpf_msg_apply_bytes(msg, *bytes);
bytes = bpf_map_lookup_elem(&sock_cork_bytes, &zero);
if (bytes)
err2 = bpf_msg_cork_bytes(msg, *bytes);
len1 = (__u64)msg->data_end - (__u64)msg->data;
start = bpf_map_lookup_elem(&sock_pull_bytes, &zero);
end = bpf_map_lookup_elem(&sock_pull_bytes, &one);
if (start && end) {
int err;
bpf_printk("sk_msg2: pull(%i:%i)\n",
start ? *start : 0, end ? *end : 0);
err = bpf_msg_pull_data(msg, *start, *end, 0);
if (err)
bpf_printk("sk_msg2: pull_data err %i\n",
err);
len2 = (__u64)msg->data_end - (__u64)msg->data;
bpf_printk("sk_msg2: length update %i->%i\n",
len1, len2);
}
bpf_printk("sk_msg2: data length %i err1 %i err2 %i\n",
len1, err1, err2);
return SK_PASS;
}
SEC("sk_msg3")
int bpf_prog6(struct sk_msg_md *msg)
{
int *bytes, zero = 0, one = 1, key = 0;
int *start, *end, *f;
__u64 flags = 0;
bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero);
if (bytes)
bpf_msg_apply_bytes(msg, *bytes);
bytes = bpf_map_lookup_elem(&sock_cork_bytes, &zero);
if (bytes)
bpf_msg_cork_bytes(msg, *bytes);
start = bpf_map_lookup_elem(&sock_pull_bytes, &zero);
end = bpf_map_lookup_elem(&sock_pull_bytes, &one);
if (start && end)
bpf_msg_pull_data(msg, *start, *end, 0);
f = bpf_map_lookup_elem(&sock_redir_flags, &zero);
if (f && *f) {
key = 2;
flags = *f;
}
return bpf_msg_redirect_map(msg, &sock_map_redir, key, flags);
}
SEC("sk_msg4")
int bpf_prog7(struct sk_msg_md *msg)
{
int err1 = 0, err2 = 0, zero = 0, one = 1, key = 0;
int *f, *bytes, *start, *end, len1, len2;
__u64 flags = 0;
int err;
bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero);
if (bytes)
err1 = bpf_msg_apply_bytes(msg, *bytes);
bytes = bpf_map_lookup_elem(&sock_cork_bytes, &zero);
if (bytes)
err2 = bpf_msg_cork_bytes(msg, *bytes);
len1 = (__u64)msg->data_end - (__u64)msg->data;
start = bpf_map_lookup_elem(&sock_pull_bytes, &zero);
end = bpf_map_lookup_elem(&sock_pull_bytes, &one);
if (start && end) {
bpf_printk("sk_msg2: pull(%i:%i)\n",
start ? *start : 0, end ? *end : 0);
err = bpf_msg_pull_data(msg, *start, *end, 0);
if (err)
bpf_printk("sk_msg2: pull_data err %i\n",
err);
len2 = (__u64)msg->data_end - (__u64)msg->data;
bpf_printk("sk_msg2: length update %i->%i\n",
len1, len2);
}
f = bpf_map_lookup_elem(&sock_redir_flags, &zero);
if (f && *f) {
key = 2;
flags = *f;
}
bpf_printk("sk_msg3: redirect(%iB) flags=%i err=%i\n",
len1, flags, err1 ? err1 : err2);
err = bpf_msg_redirect_map(msg, &sock_map_redir, key, flags);
bpf_printk("sk_msg3: err %i\n", err);
return err;
}
SEC("sk_msg5")
int bpf_prog8(struct sk_msg_md *msg)
{
void *data_end = (void *)(long) msg->data_end;
void *data = (void *)(long) msg->data;
int ret = 0, *bytes, zero = 0;
bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero);
if (bytes) {
ret = bpf_msg_apply_bytes(msg, *bytes);
if (ret)
return SK_DROP;
} else {
return SK_DROP;
}
return SK_PASS;
}
SEC("sk_msg6")
int bpf_prog9(struct sk_msg_md *msg)
{
void *data_end = (void *)(long) msg->data_end;
void *data = (void *)(long) msg->data;
int ret = 0, *bytes, zero = 0;
bytes = bpf_map_lookup_elem(&sock_cork_bytes, &zero);
if (bytes) {
if (((__u64)data_end - (__u64)data) >= *bytes)
return SK_PASS;
ret = bpf_msg_cork_bytes(msg, *bytes);
if (ret)
return SK_DROP;
}
return SK_PASS;
}
SEC("sk_msg7")
int bpf_prog10(struct sk_msg_md *msg)
{
int *bytes, zero = 0, one = 1;
int *start, *end;
bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero);
if (bytes)
bpf_msg_apply_bytes(msg, *bytes);
bytes = bpf_map_lookup_elem(&sock_cork_bytes, &zero);
if (bytes)
bpf_msg_cork_bytes(msg, *bytes);
start = bpf_map_lookup_elem(&sock_pull_bytes, &zero);
end = bpf_map_lookup_elem(&sock_pull_bytes, &one);
if (start && end)
bpf_msg_pull_data(msg, *start, *end, 0);
return SK_DROP;
}
char _license[] SEC("license") = "GPL";
samples/sockmap/sockmap_test.sh 已删除 100755 → 0
浏览文件 @ 16962b24
#Test a bunch of positive cases to verify basic functionality
for prog in "--txmsg_redir --txmsg_skb" "--txmsg_redir --txmsg_ingress" "--txmsg" "--txmsg_redir" "--txmsg_redir --txmsg_ingress" "--txmsg_drop"; do
for t in "sendmsg" "sendpage"; do
for r in 1 10 100; do
for i in 1 10 100; do
for l in 1 10 100; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
done
done
done
done
#Test max iov
t="sendmsg"
r=1
i=1024
l=1
prog="--txmsg"
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
prog="--txmsg_redir"
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
# Test max iov with 1k send
t="sendmsg"
r=1
i=1024
l=1024
prog="--txmsg"
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
prog="--txmsg_redir"
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
# Test apply with 1B
r=1
i=1024
l=1024
prog="--txmsg_apply 1"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply with larger value than send
r=1
i=8
l=1024
prog="--txmsg_apply 2048"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply with apply that never reaches limit
r=1024
i=1
l=1
prog="--txmsg_apply 2048"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply and redirect with 1B
r=1
i=1024
l=1024
prog="--txmsg_redir --txmsg_apply 1"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
prog="--txmsg_redir --txmsg_apply 1 --txmsg_ingress"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
prog="--txmsg_redir --txmsg_apply 1 --txmsg_skb"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply and redirect with larger value than send
r=1
i=8
l=1024
prog="--txmsg_redir --txmsg_apply 2048"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
prog="--txmsg_redir --txmsg_apply 2048 --txmsg_ingress"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
prog="--txmsg_redir --txmsg_apply 2048 --txmsg_skb"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply and redirect with apply that never reaches limit
r=1024
i=1
l=1
prog="--txmsg_apply 2048"
for t in "sendmsg" "sendpage"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test cork with 1B not really useful but test it anyways
r=1
i=1024
l=1024
prog="--txmsg_cork 1"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test cork with a more reasonable 100B
r=1
i=1000
l=1000
prog="--txmsg_cork 100"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test cork with larger value than send
r=1
i=8
l=1024
prog="--txmsg_cork 2048"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test cork with cork that never reaches limit
r=1024
i=1
l=1
prog="--txmsg_cork 2048"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
r=1
i=1024
l=1024
prog="--txmsg_redir --txmsg_cork 1"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test cork with a more reasonable 100B
r=1
i=1000
l=1000
prog="--txmsg_redir --txmsg_cork 100"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test cork with larger value than send
r=1
i=8
l=1024
prog="--txmsg_redir --txmsg_cork 2048"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test cork with cork that never reaches limit
r=1024
i=1
l=1
prog="--txmsg_cork 2048"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# mix and match cork and apply not really useful but valid programs
# Test apply < cork
r=100
i=1
l=5
prog="--txmsg_apply 10 --txmsg_cork 100"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Try again with larger sizes so we hit overflow case
r=100
i=1000
l=2048
prog="--txmsg_apply 4096 --txmsg_cork 8096"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply > cork
r=100
i=1
l=5
prog="--txmsg_apply 100 --txmsg_cork 10"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Again with larger sizes so we hit overflow cases
r=100
i=1000
l=2048
prog="--txmsg_apply 8096 --txmsg_cork 4096"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply = cork
r=100
i=1
l=5
prog="--txmsg_apply 10 --txmsg_cork 10"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
r=100
i=1000
l=2048
prog="--txmsg_apply 4096 --txmsg_cork 4096"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply < cork
r=100
i=1
l=5
prog="--txmsg_redir --txmsg_apply 10 --txmsg_cork 100"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Try again with larger sizes so we hit overflow case
r=100
i=1000
l=2048
prog="--txmsg_redir --txmsg_apply 4096 --txmsg_cork 8096"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply > cork
r=100
i=1
l=5
prog="--txmsg_redir --txmsg_apply 100 --txmsg_cork 10"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Again with larger sizes so we hit overflow cases
r=100
i=1000
l=2048
prog="--txmsg_redir --txmsg_apply 8096 --txmsg_cork 4096"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Test apply = cork
r=100
i=1
l=5
prog="--txmsg_redir --txmsg_apply 10 --txmsg_cork 10"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
r=100
i=1000
l=2048
prog="--txmsg_redir --txmsg_apply 4096 --txmsg_cork 4096"
for t in "sendpage" "sendmsg"; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog"
echo $TEST
$TEST
sleep 2
done
# Tests for bpf_msg_pull_data()
for i in `seq 99 100 1600`; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t sendpage -r 16 -i 1 -l 100 \
--txmsg --txmsg_start 0 --txmsg_end $i --txmsg_cork 1600"
echo $TEST
$TEST
sleep 2
done
for i in `seq 199 100 1600`; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t sendpage -r 16 -i 1 -l 100 \
--txmsg --txmsg_start 100 --txmsg_end $i --txmsg_cork 1600"
echo $TEST
$TEST
sleep 2
done
TEST="./sockmap --cgroup /mnt/cgroup2/ -t sendpage -r 16 -i 1 -l 100 \
--txmsg --txmsg_start 1500 --txmsg_end 1600 --txmsg_cork 1600"
echo $TEST
$TEST
sleep 2
TEST="./sockmap --cgroup /mnt/cgroup2/ -t sendpage -r 16 -i 1 -l 100 \
--txmsg --txmsg_start 1111 --txmsg_end 1112 --txmsg_cork 1600"
echo $TEST
$TEST
sleep 2
TEST="./sockmap --cgroup /mnt/cgroup2/ -t sendpage -r 16 -i 1 -l 100 \
--txmsg --txmsg_start 1111 --txmsg_end 0 --txmsg_cork 1600"
echo $TEST
$TEST
sleep 2
TEST="./sockmap --cgroup /mnt/cgroup2/ -t sendpage -r 16 -i 1 -l 100 \
--txmsg --txmsg_start 0 --txmsg_end 1601 --txmsg_cork 1600"
echo $TEST
$TEST
sleep 2
TEST="./sockmap --cgroup /mnt/cgroup2/ -t sendpage -r 16 -i 1 -l 100 \
--txmsg --txmsg_start 0 --txmsg_end 1601 --txmsg_cork 1602"
echo $TEST
$TEST
sleep 2
# Run through gamut again with start and end
for prog in "--txmsg" "--txmsg_redir" "--txmsg_drop"; do
for t in "sendmsg" "sendpage"; do
for r in 1 10 100; do
for i in 1 10 100; do
for l in 1 10 100; do
TEST="./sockmap --cgroup /mnt/cgroup2/ -t $t -r $r -i $i -l $l $prog --txmsg_start 1 --txmsg_end 2"
echo $TEST
$TEST
sleep 2
done
done
done
done
done
# Some specific tests to cover specific code paths
./sockmap --cgroup /mnt/cgroup2/ -t sendpage \
-r 5 -i 1 -l 1 --txmsg_redir --txmsg_cork 5 --txmsg_apply 3
./sockmap --cgroup /mnt/cgroup2/ -t sendmsg \
-r 5 -i 1 -l 1 --txmsg_redir --txmsg_cork 5 --txmsg_apply 3
./sockmap --cgroup /mnt/cgroup2/ -t sendpage \
-r 5 -i 1 -l 1 --txmsg_redir --txmsg_cork 5 --txmsg_apply 5
./sockmap --cgroup /mnt/cgroup2/ -t sendmsg \
-r 5 -i 1 -l 1 --txmsg_redir --txmsg_cork 5 --txmsg_apply 5
samples/sockmap/sockmap_user.c 已删除 100644 → 0
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