diff options
Diffstat (limited to 'tools')
23 files changed, 472 insertions, 82 deletions
diff --git a/tools/bpf/bpftool/Documentation/bpftool-map.rst b/tools/bpf/bpftool/Documentation/bpftool-map.rst index 31101643e57c..70c78faa47ab 100644 --- a/tools/bpf/bpftool/Documentation/bpftool-map.rst +++ b/tools/bpf/bpftool/Documentation/bpftool-map.rst @@ -49,7 +49,7 @@ MAP COMMANDS | | **lru_percpu_hash** | **lpm_trie** | **array_of_maps** | **hash_of_maps** | | **devmap** | **devmap_hash** | **sockmap** | **cpumap** | **xskmap** | **sockhash** | | **cgroup_storage** | **reuseport_sockarray** | **percpu_cgroup_storage** -| | **queue** | **stack** | **sk_storage** | **struct_ops** } +| | **queue** | **stack** | **sk_storage** | **struct_ops** | **ringbuf** } DESCRIPTION =========== diff --git a/tools/bpf/bpftool/map.c b/tools/bpf/bpftool/map.c index c5fac8068ba1..1d3b60651078 100644 --- a/tools/bpf/bpftool/map.c +++ b/tools/bpf/bpftool/map.c @@ -49,6 +49,7 @@ const char * const map_type_name[] = { [BPF_MAP_TYPE_STACK] = "stack", [BPF_MAP_TYPE_SK_STORAGE] = "sk_storage", [BPF_MAP_TYPE_STRUCT_OPS] = "struct_ops", + [BPF_MAP_TYPE_RINGBUF] = "ringbuf", }; const size_t map_type_name_size = ARRAY_SIZE(map_type_name); @@ -1590,7 +1591,7 @@ static int do_help(int argc, char **argv) " lru_percpu_hash | lpm_trie | array_of_maps | hash_of_maps |\n" " devmap | devmap_hash | sockmap | cpumap | xskmap | sockhash |\n" " cgroup_storage | reuseport_sockarray | percpu_cgroup_storage |\n" - " queue | stack | sk_storage | struct_ops }\n" + " queue | stack | sk_storage | struct_ops | ringbuf }\n" " " HELP_SPEC_OPTIONS "\n" "", bin_name, argv[-2]); diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 19684813faae..974a71342aea 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -3168,7 +3168,7 @@ union bpf_attr { * Return * The id is returned or 0 in case the id could not be retrieved. * - * void *bpf_ringbuf_output(void *ringbuf, void *data, u64 size, u64 flags) + * int bpf_ringbuf_output(void *ringbuf, void *data, u64 size, u64 flags) * Description * Copy *size* bytes from *data* into a ring buffer *ringbuf*. * If BPF_RB_NO_WAKEUP is specified in *flags*, no notification of diff --git a/tools/spi/spidev_test.c b/tools/spi/spidev_test.c index eec23fa693bd..83844f8b862a 100644 --- a/tools/spi/spidev_test.c +++ b/tools/spi/spidev_test.c @@ -47,7 +47,7 @@ static int transfer_size; static int iterations; static int interval = 5; /* interval in seconds for showing transfer rate */ -uint8_t default_tx[] = { +static uint8_t default_tx[] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x40, 0x00, 0x00, 0x00, 0x00, 0x95, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, @@ -56,8 +56,8 @@ uint8_t default_tx[] = { 0xF0, 0x0D, }; -uint8_t default_rx[ARRAY_SIZE(default_tx)] = {0, }; -char *input_tx; +static uint8_t default_rx[ARRAY_SIZE(default_tx)] = {0, }; +static char *input_tx; static void hex_dump(const void *src, size_t length, size_t line_size, char *prefix) @@ -461,8 +461,8 @@ int main(int argc, char *argv[]) pabort("can't get max speed hz"); printf("spi mode: 0x%x\n", mode); - printf("bits per word: %d\n", bits); - printf("max speed: %d Hz (%d KHz)\n", speed, speed/1000); + printf("bits per word: %u\n", bits); + printf("max speed: %u Hz (%u kHz)\n", speed, speed/1000); if (input_tx) transfer_escaped_string(fd, input_tx); diff --git a/tools/testing/selftests/arm64/signal/Makefile b/tools/testing/selftests/arm64/signal/Makefile index b497cfea4643..ac4ad0005715 100644 --- a/tools/testing/selftests/arm64/signal/Makefile +++ b/tools/testing/selftests/arm64/signal/Makefile @@ -21,10 +21,6 @@ include ../../lib.mk $(TEST_GEN_PROGS): $(PROGS) cp $(PROGS) $(OUTPUT)/ -clean: - $(CLEAN) - rm -f $(PROGS) - # Common test-unit targets to build common-layout test-cases executables # Needs secondary expansion to properly include the testcase c-file in pre-reqs .SECONDEXPANSION: diff --git a/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c b/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c index 2061a6beac0f..5f54c6aec7f0 100644 --- a/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c +++ b/tools/testing/selftests/bpf/prog_tests/sockopt_sk.c @@ -13,6 +13,7 @@ static int getsetsockopt(void) char cc[16]; /* TCP_CA_NAME_MAX */ } buf = {}; socklen_t optlen; + char *big_buf = NULL; fd = socket(AF_INET, SOCK_STREAM, 0); if (fd < 0) { @@ -22,24 +23,31 @@ static int getsetsockopt(void) /* IP_TOS - BPF bypass */ - buf.u8[0] = 0x08; - err = setsockopt(fd, SOL_IP, IP_TOS, &buf, 1); + optlen = getpagesize() * 2; + big_buf = calloc(1, optlen); + if (!big_buf) { + log_err("Couldn't allocate two pages"); + goto err; + } + + *(int *)big_buf = 0x08; + err = setsockopt(fd, SOL_IP, IP_TOS, big_buf, optlen); if (err) { log_err("Failed to call setsockopt(IP_TOS)"); goto err; } - buf.u8[0] = 0x00; + memset(big_buf, 0, optlen); optlen = 1; - err = getsockopt(fd, SOL_IP, IP_TOS, &buf, &optlen); + err = getsockopt(fd, SOL_IP, IP_TOS, big_buf, &optlen); if (err) { log_err("Failed to call getsockopt(IP_TOS)"); goto err; } - if (buf.u8[0] != 0x08) { - log_err("Unexpected getsockopt(IP_TOS) buf[0] 0x%02x != 0x08", - buf.u8[0]); + if (*(int *)big_buf != 0x08) { + log_err("Unexpected getsockopt(IP_TOS) optval 0x%x != 0x08", + *(int *)big_buf); goto err; } @@ -78,6 +86,28 @@ static int getsetsockopt(void) goto err; } + /* IP_FREEBIND - BPF can't access optval past PAGE_SIZE */ + + optlen = getpagesize() * 2; + memset(big_buf, 0, optlen); + + err = setsockopt(fd, SOL_IP, IP_FREEBIND, big_buf, optlen); + if (err != 0) { + log_err("Failed to call setsockopt, ret=%d", err); + goto err; + } + + err = getsockopt(fd, SOL_IP, IP_FREEBIND, big_buf, &optlen); + if (err != 0) { + log_err("Failed to call getsockopt, ret=%d", err); + goto err; + } + + if (optlen != 1 || *(__u8 *)big_buf != 0x55) { + log_err("Unexpected IP_FREEBIND getsockopt, optlen=%d, optval=0x%x", + optlen, *(__u8 *)big_buf); + } + /* SO_SNDBUF is overwritten */ buf.u32 = 0x01010101; @@ -124,9 +154,11 @@ static int getsetsockopt(void) goto err; } + free(big_buf); close(fd); return 0; err: + free(big_buf); close(fd); return -1; } diff --git a/tools/testing/selftests/bpf/progs/bpf_cubic.c b/tools/testing/selftests/bpf/progs/bpf_cubic.c index 7897c8f4d363..ef574087f1e1 100644 --- a/tools/testing/selftests/bpf/progs/bpf_cubic.c +++ b/tools/testing/selftests/bpf/progs/bpf_cubic.c @@ -480,10 +480,9 @@ static __always_inline void hystart_update(struct sock *sk, __u32 delay) if (hystart_detect & HYSTART_DELAY) { /* obtain the minimum delay of more than sampling packets */ + if (ca->curr_rtt > delay) + ca->curr_rtt = delay; if (ca->sample_cnt < HYSTART_MIN_SAMPLES) { - if (ca->curr_rtt > delay) - ca->curr_rtt = delay; - ca->sample_cnt++; } else { if (ca->curr_rtt > ca->delay_min + diff --git a/tools/testing/selftests/bpf/progs/sockopt_sk.c b/tools/testing/selftests/bpf/progs/sockopt_sk.c index d5a5eeb5fb52..712df7b49cb1 100644 --- a/tools/testing/selftests/bpf/progs/sockopt_sk.c +++ b/tools/testing/selftests/bpf/progs/sockopt_sk.c @@ -8,6 +8,10 @@ char _license[] SEC("license") = "GPL"; __u32 _version SEC("version") = 1; +#ifndef PAGE_SIZE +#define PAGE_SIZE 4096 +#endif + #define SOL_CUSTOM 0xdeadbeef struct sockopt_sk { @@ -28,12 +32,14 @@ int _getsockopt(struct bpf_sockopt *ctx) __u8 *optval = ctx->optval; struct sockopt_sk *storage; - if (ctx->level == SOL_IP && ctx->optname == IP_TOS) + if (ctx->level == SOL_IP && ctx->optname == IP_TOS) { /* Not interested in SOL_IP:IP_TOS; * let next BPF program in the cgroup chain or kernel * handle it. */ + ctx->optlen = 0; /* bypass optval>PAGE_SIZE */ return 1; + } if (ctx->level == SOL_SOCKET && ctx->optname == SO_SNDBUF) { /* Not interested in SOL_SOCKET:SO_SNDBUF; @@ -51,6 +57,26 @@ int _getsockopt(struct bpf_sockopt *ctx) return 1; } + if (ctx->level == SOL_IP && ctx->optname == IP_FREEBIND) { + if (optval + 1 > optval_end) + return 0; /* EPERM, bounds check */ + + ctx->retval = 0; /* Reset system call return value to zero */ + + /* Always export 0x55 */ + optval[0] = 0x55; + ctx->optlen = 1; + + /* Userspace buffer is PAGE_SIZE * 2, but BPF + * program can only see the first PAGE_SIZE + * bytes of data. + */ + if (optval_end - optval != PAGE_SIZE) + return 0; /* EPERM, unexpected data size */ + + return 1; + } + if (ctx->level != SOL_CUSTOM) return 0; /* EPERM, deny everything except custom level */ @@ -81,12 +107,14 @@ int _setsockopt(struct bpf_sockopt *ctx) __u8 *optval = ctx->optval; struct sockopt_sk *storage; - if (ctx->level == SOL_IP && ctx->optname == IP_TOS) + if (ctx->level == SOL_IP && ctx->optname == IP_TOS) { /* Not interested in SOL_IP:IP_TOS; * let next BPF program in the cgroup chain or kernel * handle it. */ + ctx->optlen = 0; /* bypass optval>PAGE_SIZE */ return 1; + } if (ctx->level == SOL_SOCKET && ctx->optname == SO_SNDBUF) { /* Overwrite SO_SNDBUF value */ @@ -112,6 +140,28 @@ int _setsockopt(struct bpf_sockopt *ctx) return 1; } + if (ctx->level == SOL_IP && ctx->optname == IP_FREEBIND) { + /* Original optlen is larger than PAGE_SIZE. */ + if (ctx->optlen != PAGE_SIZE * 2) + return 0; /* EPERM, unexpected data size */ + + if (optval + 1 > optval_end) + return 0; /* EPERM, bounds check */ + + /* Make sure we can trim the buffer. */ + optval[0] = 0; + ctx->optlen = 1; + + /* Usepace buffer is PAGE_SIZE * 2, but BPF + * program can only see the first PAGE_SIZE + * bytes of data. + */ + if (optval_end - optval != PAGE_SIZE) + return 0; /* EPERM, unexpected data size */ + + return 1; + } + if (ctx->level != SOL_CUSTOM) return 0; /* EPERM, deny everything except custom level */ diff --git a/tools/testing/selftests/net/so_txtime.c b/tools/testing/selftests/net/so_txtime.c index 383bac05ac32..ceaad78e9667 100644 --- a/tools/testing/selftests/net/so_txtime.c +++ b/tools/testing/selftests/net/so_txtime.c @@ -15,8 +15,9 @@ #include <inttypes.h> #include <linux/net_tstamp.h> #include <linux/errqueue.h> +#include <linux/if_ether.h> #include <linux/ipv6.h> -#include <linux/tcp.h> +#include <linux/udp.h> #include <stdbool.h> #include <stdlib.h> #include <stdio.h> @@ -140,8 +141,8 @@ static void do_recv_errqueue_timeout(int fdt) { char control[CMSG_SPACE(sizeof(struct sock_extended_err)) + CMSG_SPACE(sizeof(struct sockaddr_in6))] = {0}; - char data[sizeof(struct ipv6hdr) + - sizeof(struct tcphdr) + 1]; + char data[sizeof(struct ethhdr) + sizeof(struct ipv6hdr) + + sizeof(struct udphdr) + 1]; struct sock_extended_err *err; struct msghdr msg = {0}; struct iovec iov = {0}; @@ -159,6 +160,8 @@ static void do_recv_errqueue_timeout(int fdt) msg.msg_controllen = sizeof(control); while (1) { + const char *reason; + ret = recvmsg(fdt, &msg, MSG_ERRQUEUE); if (ret == -1 && errno == EAGAIN) break; @@ -176,14 +179,30 @@ static void do_recv_errqueue_timeout(int fdt) err = (struct sock_extended_err *)CMSG_DATA(cm); if (err->ee_origin != SO_EE_ORIGIN_TXTIME) error(1, 0, "errqueue: origin 0x%x\n", err->ee_origin); - if (err->ee_code != ECANCELED) - error(1, 0, "errqueue: code 0x%x\n", err->ee_code); + + switch (err->ee_errno) { + case ECANCELED: + if (err->ee_code != SO_EE_CODE_TXTIME_MISSED) + error(1, 0, "errqueue: unknown ECANCELED %u\n", + err->ee_code); + reason = "missed txtime"; + break; + case EINVAL: + if (err->ee_code != SO_EE_CODE_TXTIME_INVALID_PARAM) + error(1, 0, "errqueue: unknown EINVAL %u\n", + err->ee_code); + reason = "invalid txtime"; + break; + default: + error(1, 0, "errqueue: errno %u code %u\n", + err->ee_errno, err->ee_code); + }; tstamp = ((int64_t) err->ee_data) << 32 | err->ee_info; tstamp -= (int64_t) glob_tstart; tstamp /= 1000 * 1000; - fprintf(stderr, "send: pkt %c at %" PRId64 "ms dropped\n", - data[ret - 1], tstamp); + fprintf(stderr, "send: pkt %c at %" PRId64 "ms dropped: %s\n", + data[ret - 1], tstamp, reason); msg.msg_flags = 0; msg.msg_controllen = sizeof(control); diff --git a/tools/testing/selftests/netfilter/Makefile b/tools/testing/selftests/netfilter/Makefile index 9c0f758310fe..a179f0dca8ce 100644 --- a/tools/testing/selftests/netfilter/Makefile +++ b/tools/testing/selftests/netfilter/Makefile @@ -3,7 +3,7 @@ TEST_PROGS := nft_trans_stress.sh nft_nat.sh bridge_brouter.sh \ conntrack_icmp_related.sh nft_flowtable.sh ipvs.sh \ - nft_concat_range.sh \ + nft_concat_range.sh nft_conntrack_helper.sh \ nft_queue.sh LDLIBS = -lmnl diff --git a/tools/testing/selftests/netfilter/nft_conntrack_helper.sh b/tools/testing/selftests/netfilter/nft_conntrack_helper.sh new file mode 100755 index 000000000000..edf0a48da6bf --- /dev/null +++ b/tools/testing/selftests/netfilter/nft_conntrack_helper.sh @@ -0,0 +1,175 @@ +#!/bin/bash +# +# This tests connection tracking helper assignment: +# 1. can attach ftp helper to a connection from nft ruleset. +# 2. auto-assign still works. +# +# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 +ret=0 + +sfx=$(mktemp -u "XXXXXXXX") +ns1="ns1-$sfx" +ns2="ns2-$sfx" +testipv6=1 + +cleanup() +{ + ip netns del ${ns1} + ip netns del ${ns2} +} + +nft --version > /dev/null 2>&1 +if [ $? -ne 0 ];then + echo "SKIP: Could not run test without nft tool" + exit $ksft_skip +fi + +ip -Version > /dev/null 2>&1 +if [ $? -ne 0 ];then + echo "SKIP: Could not run test without ip tool" + exit $ksft_skip +fi + +conntrack -V > /dev/null 2>&1 +if [ $? -ne 0 ];then + echo "SKIP: Could not run test without conntrack tool" + exit $ksft_skip +fi + +which nc >/dev/null 2>&1 +if [ $? -ne 0 ];then + echo "SKIP: Could not run test without netcat tool" + exit $ksft_skip +fi + +trap cleanup EXIT + +ip netns add ${ns1} +ip netns add ${ns2} + +ip link add veth0 netns ${ns1} type veth peer name veth0 netns ${ns2} > /dev/null 2>&1 +if [ $? -ne 0 ];then + echo "SKIP: No virtual ethernet pair device support in kernel" + exit $ksft_skip +fi + +ip -net ${ns1} link set lo up +ip -net ${ns1} link set veth0 up + +ip -net ${ns2} link set lo up +ip -net ${ns2} link set veth0 up + +ip -net ${ns1} addr add 10.0.1.1/24 dev veth0 +ip -net ${ns1} addr add dead:1::1/64 dev veth0 + +ip -net ${ns2} addr add 10.0.1.2/24 dev veth0 +ip -net ${ns2} addr add dead:1::2/64 dev veth0 + +load_ruleset_family() { + local family=$1 + local ns=$2 + +ip netns exec ${ns} nft -f - <<EOF +table $family raw { + ct helper ftp { + type "ftp" protocol tcp + } + chain pre { + type filter hook prerouting priority 0; policy accept; + tcp dport 2121 ct helper set "ftp" + } + chain output { + type filter hook output priority 0; policy accept; + tcp dport 2121 ct helper set "ftp" + } +} +EOF + return $? +} + +check_for_helper() +{ + local netns=$1 + local message=$2 + local port=$3 + + ip netns exec ${netns} conntrack -L -p tcp --dport $port 2> /dev/null |grep -q 'helper=ftp' + if [ $? -ne 0 ] ; then + echo "FAIL: ${netns} did not show attached helper $message" 1>&2 + ret=1 + fi + + echo "PASS: ${netns} connection on port $port has ftp helper attached" 1>&2 + return 0 +} + +test_helper() +{ + local port=$1 + local msg=$2 + + sleep 3 | ip netns exec ${ns2} nc -w 2 -l -p $port > /dev/null & + + sleep 1 + sleep 1 | ip netns exec ${ns1} nc -w 2 10.0.1.2 $port > /dev/null & + + check_for_helper "$ns1" "ip $msg" $port + check_for_helper "$ns2" "ip $msg" $port + + wait + + if [ $testipv6 -eq 0 ] ;then + return 0 + fi + + ip netns exec ${ns1} conntrack -F 2> /dev/null + ip netns exec ${ns2} conntrack -F 2> /dev/null + + sleep 3 | ip netns exec ${ns2} nc -w 2 -6 -l -p $port > /dev/null & + + sleep 1 + sleep 1 | ip netns exec ${ns1} nc -w 2 -6 dead:1::2 $port > /dev/null & + + check_for_helper "$ns1" "ipv6 $msg" $port + check_for_helper "$ns2" "ipv6 $msg" $port + + wait +} + +load_ruleset_family ip ${ns1} +if [ $? -ne 0 ];then + echo "FAIL: ${ns1} cannot load ip ruleset" 1>&2 + exit 1 +fi + +load_ruleset_family ip6 ${ns1} +if [ $? -ne 0 ];then + echo "SKIP: ${ns1} cannot load ip6 ruleset" 1>&2 + testipv6=0 +fi + +load_ruleset_family inet ${ns2} +if [ $? -ne 0 ];then + echo "SKIP: ${ns1} cannot load inet ruleset" 1>&2 + load_ruleset_family ip ${ns2} + if [ $? -ne 0 ];then + echo "FAIL: ${ns2} cannot load ip ruleset" 1>&2 + exit 1 + fi + + if [ $testipv6 -eq 1 ] ;then + load_ruleset_family ip6 ${ns2} + if [ $? -ne 0 ];then + echo "FAIL: ${ns2} cannot load ip6 ruleset" 1>&2 + exit 1 + fi + fi +fi + +test_helper 2121 "set via ruleset" +ip netns exec ${ns1} sysctl -q 'net.netfilter.nf_conntrack_helper=1' +ip netns exec ${ns2} sysctl -q 'net.netfilter.nf_conntrack_helper=1' +test_helper 21 "auto-assign" + +exit $ret diff --git a/tools/testing/selftests/pidfd/pidfd.h b/tools/testing/selftests/pidfd/pidfd.h index c1921a53dbed..8d728eda783d 100644 --- a/tools/testing/selftests/pidfd/pidfd.h +++ b/tools/testing/selftests/pidfd/pidfd.h @@ -95,4 +95,9 @@ static inline int sys_pidfd_getfd(int pidfd, int fd, int flags) return syscall(__NR_pidfd_getfd, pidfd, fd, flags); } +static inline int sys_memfd_create(const char *name, unsigned int flags) +{ + return syscall(__NR_memfd_create, name, flags); +} + #endif /* __PIDFD_H */ diff --git a/tools/testing/selftests/pidfd/pidfd_getfd_test.c b/tools/testing/selftests/pidfd/pidfd_getfd_test.c index 401a7c1d0312..84b65ecccb04 100644 --- a/tools/testing/selftests/pidfd/pidfd_getfd_test.c +++ b/tools/testing/selftests/pidfd/pidfd_getfd_test.c @@ -34,11 +34,6 @@ static int sys_kcmp(pid_t pid1, pid_t pid2, int type, unsigned long idx1, return syscall(__NR_kcmp, pid1, pid2, type, idx1, idx2); } -static int sys_memfd_create(const char *name, unsigned int flags) -{ - return syscall(__NR_memfd_create, name, flags); -} - static int __child(int sk, int memfd) { int ret; diff --git a/tools/testing/selftests/pidfd/pidfd_setns_test.c b/tools/testing/selftests/pidfd/pidfd_setns_test.c index 133ec5b6cda8..9418108eae13 100644 --- a/tools/testing/selftests/pidfd/pidfd_setns_test.c +++ b/tools/testing/selftests/pidfd/pidfd_setns_test.c @@ -470,4 +470,16 @@ TEST_F(current_nsset, no_foul_play) } } +TEST(setns_einval) +{ + int fd; + + fd = sys_memfd_create("rostock", 0); + EXPECT_GT(fd, 0); + + ASSERT_NE(setns(fd, 0), 0); + EXPECT_EQ(errno, EINVAL); + close(fd); +} + TEST_HARNESS_MAIN diff --git a/tools/testing/selftests/powerpc/pmu/ebb/Makefile b/tools/testing/selftests/powerpc/pmu/ebb/Makefile index ca35dd8848b0..af3df79d8163 100644 --- a/tools/testing/selftests/powerpc/pmu/ebb/Makefile +++ b/tools/testing/selftests/powerpc/pmu/ebb/Makefile @@ -7,7 +7,7 @@ noarg: # The EBB handler is 64-bit code and everything links against it CFLAGS += -m64 -TMPOUT = $(OUTPUT)/ +TMPOUT = $(OUTPUT)/TMPDIR/ # Toolchains may build PIE by default which breaks the assembly no-pie-option := $(call try-run, echo 'int main() { return 0; }' | \ $(CC) -Werror $(KBUILD_CPPFLAGS) $(CC_OPTION_CFLAGS) -no-pie -x c - -o "$$TMP", -no-pie) diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json index 47a3082b6661..503982b8f295 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json @@ -260,10 +260,10 @@ 255 ] ], - "cmdUnderTest": "$TC action add action bpf bytecode '4,40 0 0 12,21 0 1 2054,6 0 0 262144,6 0 0 0' index 4294967296 cookie 12345", + "cmdUnderTest": "$TC action add action bpf bytecode '4,40 0 0 12,21 0 1 2054,6 0 0 262144,6 0 0 0' index 4294967296 cookie 123456", "expExitCode": "255", "verifyCmd": "$TC action ls action bpf", - "matchPattern": "action order [0-9]*: bpf bytecode '4,40 0 0 12,21 0 1 2048,6 0 0 262144,6 0 0 0' default-action pipe.*cookie 12345", + "matchPattern": "action order [0-9]*: bpf bytecode '4,40 0 0 12,21 0 1 2048,6 0 0 262144,6 0 0 0' default-action pipe.*cookie 123456", "matchCount": "0", "teardown": [ "$TC action flush action bpf" diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json b/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json index 88ec134872e4..072febf25f55 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/csum.json @@ -469,7 +469,7 @@ 255 ] ], - "cmdUnderTest": "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie aaabbbcccdddeee \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\"", + "cmdUnderTest": "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie 123456789abcde \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\"", "expExitCode": "0", "verifyCmd": "$TC actions ls action csum", "matchPattern": "^[ \t]+index [0-9]* ref", @@ -492,7 +492,7 @@ 1, 255 ], - "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie aaabbbcccdddeee \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\"" + "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum tcp continue index \\$i cookie 123456789abcde \\\"; args=\"\\$args\\$cmd\"; done && $TC actions add \\$args\"" ], "cmdUnderTest": "bash -c \"for i in \\`seq 1 32\\`; do cmd=\\\"action csum index \\$i \\\"; args=\"\\$args\\$cmd\"; done && $TC actions del \\$args\"", "expExitCode": "0", diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json index fbeb9197697d..d06346968bcb 100644 --- a/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json +++ b/tools/testing/selftests/tc-testing/tc-tests/actions/tunnel_key.json @@ -629,7 +629,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:00880022 index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:00880022.*index 1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:00880022.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action tunnel_key" @@ -653,7 +653,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:00880022,0408:42:0040007611223344,0111:02:1020304011223344 index 1", "expExitCode": "0", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:00880022,0408:42:0040007611223344,0111:02:1020304011223344.*index 1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:00880022,0408:42:0040007611223344,0111:02:1020304011223344.*index 1", "matchCount": "1", "teardown": [ "$TC actions flush action tunnel_key" @@ -677,7 +677,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 824212:80:00880022 index 1", "expExitCode": "255", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 824212:80:00880022.*index 1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 824212:80:00880022.*index 1", "matchCount": "0", "teardown": [ "$TC actions flush action tunnel_key" @@ -701,7 +701,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:4224:00880022 index 1", "expExitCode": "255", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:4224:00880022.*index 1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:4224:00880022.*index 1", "matchCount": "0", "teardown": [ "$TC actions flush action tunnel_key" @@ -725,7 +725,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:4288 index 1", "expExitCode": "255", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:4288.*index 1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:4288.*index 1", "matchCount": "0", "teardown": [ "$TC actions flush action tunnel_key" @@ -749,7 +749,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:4288428822 index 1", "expExitCode": "255", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:4288428822.*index 1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:4288428822.*index 1", "matchCount": "0", "teardown": [ "$TC actions flush action tunnel_key" @@ -773,7 +773,7 @@ "cmdUnderTest": "$TC actions add action tunnel_key set src_ip 1.1.1.1 dst_ip 2.2.2.2 id 42 dst_port 6081 geneve_opts 0102:80:00880022,0408:42: index 1", "expExitCode": "255", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt 0102:80:00880022,0408:42:.*index 1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 1.1.1.1.*dst_ip 2.2.2.2.*key_id 42.*dst_port 6081.*geneve_opt[s]? 0102:80:00880022,0408:42:.*index 1", "matchCount": "0", "teardown": [ "$TC actions flush action tunnel_key" @@ -818,12 +818,12 @@ 1, 255 ], - "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 20.20.20.2 dst_port 3128 nocsum id 1 index 1 cookie aabbccddeeff112233445566778800a" + "$TC actions add action tunnel_key set src_ip 10.10.10.1 dst_ip 20.20.20.2 dst_port 3128 nocsum id 1 index 1 cookie 123456" ], - "cmdUnderTest": "$TC actions replace action tunnel_key set src_ip 11.11.11.1 dst_ip 21.21.21.2 dst_port 3129 id 11 csum reclassify index 1 cookie a1b1c1d1", + "cmdUnderTest": "$TC actions replace action tunnel_key set src_ip 11.11.11.1 dst_ip 21.21.21.2 dst_port 3129 id 11 csum reclassify index 1 cookie 123456", "expExitCode": "0", "verifyCmd": "$TC actions get action tunnel_key index 1", - "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 11.11.11.1.*dst_ip 21.21.21.2.*key_id 11.*dst_port 3129.*csum reclassify.*index 1.*cookie a1b1c1d1", + "matchPattern": "action order [0-9]+: tunnel_key.*set.*src_ip 11.11.11.1.*dst_ip 21.21.21.2.*key_id 11.*dst_port 3129.*csum reclassify.*index 1.*cookie 123456", "matchCount": "1", "teardown": [ "$TC actions flush action tunnel_key" diff --git a/tools/testing/selftests/wireguard/netns.sh b/tools/testing/selftests/wireguard/netns.sh index 17a1f53ceba0..d77f4829f1e0 100755 --- a/tools/testing/selftests/wireguard/netns.sh +++ b/tools/testing/selftests/wireguard/netns.sh @@ -587,9 +587,20 @@ ip0 link set wg0 up kill $ncat_pid ip0 link del wg0 +# Ensure there aren't circular reference loops +ip1 link add wg1 type wireguard +ip2 link add wg2 type wireguard +ip1 link set wg1 netns $netns2 +ip2 link set wg2 netns $netns1 +pp ip netns delete $netns1 +pp ip netns delete $netns2 +pp ip netns add $netns1 +pp ip netns add $netns2 + +sleep 2 # Wait for cleanup and grace periods declare -A objects while read -t 0.1 -r line 2>/dev/null || [[ $? -ne 142 ]]; do - [[ $line =~ .*(wg[0-9]+:\ [A-Z][a-z]+\ [0-9]+)\ .*(created|destroyed).* ]] || continue + [[ $line =~ .*(wg[0-9]+:\ [A-Z][a-z]+\ ?[0-9]*)\ .*(created|destroyed).* ]] || continue objects["${BASH_REMATCH[1]}"]+="${BASH_REMATCH[2]}" done < /dev/kmsg alldeleted=1 diff --git a/tools/virtio/linux/kernel.h b/tools/virtio/linux/kernel.h index 6683b4a70b05..caab980211a6 100644 --- a/tools/virtio/linux/kernel.h +++ b/tools/virtio/linux/kernel.h @@ -11,6 +11,7 @@ #include <linux/compiler.h> #include <linux/types.h> +#include <linux/list.h> #include <linux/printk.h> #include <linux/bug.h> #include <errno.h> @@ -135,10 +136,4 @@ static inline void free_page(unsigned long addr) (void) (&_min1 == &_min2); \ _min1 < _min2 ? _min1 : _min2; }) -/* TODO: empty stubs for now. Broken but enough for virtio_ring.c */ -#define list_add_tail(a, b) do {} while (0) -#define list_del(a) do {} while (0) -#define list_for_each_entry(a, b, c) while (0) -/* end of stubs */ - #endif /* KERNEL_H */ diff --git a/tools/virtio/linux/virtio.h b/tools/virtio/linux/virtio.h index b751350d4ce8..5d90254ddae4 100644 --- a/tools/virtio/linux/virtio.h +++ b/tools/virtio/linux/virtio.h @@ -11,12 +11,11 @@ struct device { struct virtio_device { struct device dev; u64 features; + struct list_head vqs; }; struct virtqueue { - /* TODO: commented as list macros are empty stubs for now. - * Broken but enough for virtio_ring.c - * struct list_head list; */ + struct list_head list; void (*callback)(struct virtqueue *vq); const char *name; struct virtio_device *vdev; diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c index b427def67e7e..cb3f29c09aff 100644 --- a/tools/virtio/virtio_test.c +++ b/tools/virtio/virtio_test.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE #include <getopt.h> +#include <limits.h> #include <string.h> #include <poll.h> #include <sys/eventfd.h> @@ -18,6 +19,8 @@ #include <linux/virtio_ring.h> #include "../../drivers/vhost/test.h" +#define RANDOM_BATCH -1 + /* Unused */ void *__kmalloc_fake, *__kfree_ignore_start, *__kfree_ignore_end; @@ -43,6 +46,10 @@ struct vdev_info { struct vhost_memory *mem; }; +static const struct vhost_vring_file no_backend = { .fd = -1 }, + backend = { .fd = 1 }; +static const struct vhost_vring_state null_state = {}; + bool vq_notify(struct virtqueue *vq) { struct vq_info *info = vq->priv; @@ -88,6 +95,19 @@ void vhost_vq_setup(struct vdev_info *dev, struct vq_info *info) assert(r >= 0); } +static void vq_reset(struct vq_info *info, int num, struct virtio_device *vdev) +{ + if (info->vq) + vring_del_virtqueue(info->vq); + + memset(info->ring, 0, vring_size(num, 4096)); + vring_init(&info->vring, num, info->ring, 4096); + info->vq = __vring_new_virtqueue(info->idx, info->vring, vdev, true, + false, vq_notify, vq_callback, "test"); + assert(info->vq); + info->vq->priv = info; +} + static void vq_info_add(struct vdev_info *dev, int num) { struct vq_info *info = &dev->vqs[dev->nvqs]; @@ -97,14 +117,7 @@ static void vq_info_add(struct vdev_info *dev, int num) info->call = eventfd(0, EFD_NONBLOCK); r = posix_memalign(&info->ring, 4096, vring_size(num, 4096)); assert(r >= 0); - memset(info->ring, 0, vring_size(num, 4096)); - vring_init(&info->vring, num, info->ring, 4096); - info->vq = vring_new_virtqueue(info->idx, - info->vring.num, 4096, &dev->vdev, - true, false, info->ring, - vq_notify, vq_callback, "test"); - assert(info->vq); - info->vq->priv = info; + vq_reset(info, num, &dev->vdev); vhost_vq_setup(dev, info); dev->fds[info->idx].fd = info->call; dev->fds[info->idx].events = POLLIN; @@ -116,6 +129,7 @@ static void vdev_info_init(struct vdev_info* dev, unsigned long long features) int r; memset(dev, 0, sizeof *dev); dev->vdev.features = features; + INIT_LIST_HEAD(&dev->vdev.vqs); dev->buf_size = 1024; dev->buf = malloc(dev->buf_size); assert(dev->buf); @@ -152,41 +166,93 @@ static void wait_for_interrupt(struct vdev_info *dev) } static void run_test(struct vdev_info *dev, struct vq_info *vq, - bool delayed, int bufs) + bool delayed, int batch, int reset_n, int bufs) { struct scatterlist sl; - long started = 0, completed = 0; - long completed_before; + long started = 0, completed = 0, next_reset = reset_n; + long completed_before, started_before; int r, test = 1; unsigned len; long long spurious = 0; + const bool random_batch = batch == RANDOM_BATCH; + r = ioctl(dev->control, VHOST_TEST_RUN, &test); assert(r >= 0); + if (!reset_n) { + next_reset = INT_MAX; + } + for (;;) { virtqueue_disable_cb(vq->vq); completed_before = completed; + started_before = started; do { - if (started < bufs) { + const bool reset = completed > next_reset; + if (random_batch) + batch = (random() % vq->vring.num) + 1; + + while (started < bufs && + (started - completed) < batch) { sg_init_one(&sl, dev->buf, dev->buf_size); r = virtqueue_add_outbuf(vq->vq, &sl, 1, dev->buf + started, GFP_ATOMIC); - if (likely(r == 0)) { - ++started; - if (unlikely(!virtqueue_kick(vq->vq))) + if (unlikely(r != 0)) { + if (r == -ENOSPC && + started > started_before) + r = 0; + else r = -1; + break; } - } else + + ++started; + + if (unlikely(!virtqueue_kick(vq->vq))) { + r = -1; + break; + } + } + + if (started >= bufs) r = -1; + if (reset) { + r = ioctl(dev->control, VHOST_TEST_SET_BACKEND, + &no_backend); + assert(!r); + } + /* Flush out completed bufs if any */ - if (virtqueue_get_buf(vq->vq, &len)) { + while (virtqueue_get_buf(vq->vq, &len)) { ++completed; r = 0; } + if (reset) { + struct vhost_vring_state s = { .index = 0 }; + + vq_reset(vq, vq->vring.num, &dev->vdev); + + r = ioctl(dev->control, VHOST_GET_VRING_BASE, + &s); + assert(!r); + + s.num = 0; + r = ioctl(dev->control, VHOST_SET_VRING_BASE, + &null_state); + assert(!r); + + r = ioctl(dev->control, VHOST_TEST_SET_BACKEND, + &backend); + assert(!r); + + started = completed; + while (completed > next_reset) + next_reset += completed; + } } while (r == 0); - if (completed == completed_before) + if (completed == completed_before && started == started_before) ++spurious; assert(completed <= bufs); assert(started <= bufs); @@ -203,7 +269,9 @@ static void run_test(struct vdev_info *dev, struct vq_info *vq, test = 0; r = ioctl(dev->control, VHOST_TEST_RUN, &test); assert(r >= 0); - fprintf(stderr, "spurious wakeups: 0x%llx\n", spurious); + fprintf(stderr, + "spurious wakeups: 0x%llx started=0x%lx completed=0x%lx\n", + spurious, started, completed); } const char optstring[] = "h"; @@ -245,6 +313,16 @@ const struct option longopts[] = { .val = 'd', }, { + .name = "batch", + .val = 'b', + .has_arg = required_argument, + }, + { + .name = "reset", + .val = 'r', + .has_arg = optional_argument, + }, + { } }; @@ -255,6 +333,8 @@ static void help(void) " [--no-event-idx]" " [--no-virtio-1]" " [--delayed-interrupt]" + " [--batch=random/N]" + " [--reset=N]" "\n"); } @@ -263,6 +343,7 @@ int main(int argc, char **argv) struct vdev_info dev; unsigned long long features = (1ULL << VIRTIO_RING_F_INDIRECT_DESC) | (1ULL << VIRTIO_RING_F_EVENT_IDX) | (1ULL << VIRTIO_F_VERSION_1); + long batch = 1, reset = 0; int o; bool delayed = false; @@ -289,6 +370,24 @@ int main(int argc, char **argv) case 'D': delayed = true; break; + case 'b': + if (0 == strcmp(optarg, "random")) { + batch = RANDOM_BATCH; + } else { + batch = strtol(optarg, NULL, 10); + assert(batch > 0); + assert(batch < (long)INT_MAX + 1); + } + break; + case 'r': + if (!optarg) { + reset = 1; + } else { + reset = strtol(optarg, NULL, 10); + assert(reset > 0); + assert(reset < (long)INT_MAX + 1); + } + break; default: assert(0); break; @@ -298,6 +397,6 @@ int main(int argc, char **argv) done: vdev_info_init(&dev, features); vq_info_add(&dev, 256); - run_test(&dev, &dev.vqs[0], delayed, 0x100000); + run_test(&dev, &dev.vqs[0], delayed, batch, reset, 0x100000); return 0; } diff --git a/tools/virtio/vringh_test.c b/tools/virtio/vringh_test.c index 293653463303..fa87b58bd5fa 100644 --- a/tools/virtio/vringh_test.c +++ b/tools/virtio/vringh_test.c @@ -307,6 +307,7 @@ static int parallel_test(u64 features, close(to_host[0]); gvdev.vdev.features = features; + INIT_LIST_HEAD(&gvdev.vdev.vqs); gvdev.to_host_fd = to_host[1]; gvdev.notifies = 0; @@ -453,6 +454,7 @@ int main(int argc, char *argv[]) getrange = getrange_iov; vdev.features = 0; + INIT_LIST_HEAD(&vdev.vqs); while (argv[1]) { if (strcmp(argv[1], "--indirect") == 0) |