From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6D02AC433EF for ; Wed, 23 Mar 2022 15:45:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232124AbiCWPqs (ORCPT ); Wed, 23 Mar 2022 11:46:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41398 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245212AbiCWPqp (ORCPT ); Wed, 23 Mar 2022 11:46:45 -0400 Received: from mx0a-00082601.pphosted.com (mx0a-00082601.pphosted.com [67.231.145.42]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5890F4B86F for ; Wed, 23 Mar 2022 08:45:15 -0700 (PDT) Received: from pps.filterd (m0044012.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.1.2/8.16.1.2) with ESMTP id 22N6wu7B008909 for ; Wed, 23 Mar 2022 08:45:14 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding : content-type; s=facebook; bh=3TvNj5Voh3/vGY/Sfzxm8kJh6bA7uXvQaU1ccWyo0Wg=; b=ay91Fp17HnYvtd5ir1awJWgyLbi6YmScugRPSDbcvjYonii6yR77rqaGODjCxk/1S7/G X7YhHRgFMFs9MHLqYVutt1EgTrapVLQaeYJ3uLoTFCWk6JH2IxjAcwhnXLUq0ETR00PD 5ulQfwcyKv4m5VAAfVWxI0qXoISZGn9W+sA= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com (PPS) with ESMTPS id 3eyj5t88kr-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT) for ; Wed, 23 Mar 2022 08:45:14 -0700 Received: from twshared6486.05.ash9.facebook.com (2620:10d:c0a8:1b::d) by mail.thefacebook.com (2620:10d:c0a8:83::7) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Wed, 23 Mar 2022 08:45:13 -0700 Received: by devvm225.atn0.facebook.com (Postfix, from userid 425415) id E441BCA02527; Wed, 23 Mar 2022 08:44:59 -0700 (PDT) From: Stefan Roesch To: , CC: Subject: [PATCH v2 4/4] liburing: Add new test program to verify xattr support Date: Wed, 23 Mar 2022 08:44:57 -0700 Message-ID: <20220323154457.3303391-5-shr@fb.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20220323154457.3303391-1-shr@fb.com> References: <20220323154457.3303391-1-shr@fb.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-FB-Internal: Safe Content-Type: text/plain X-Proofpoint-GUID: rPPAm-cdlnzU0fGLpurI-wkqEU175Qh0 X-Proofpoint-ORIG-GUID: rPPAm-cdlnzU0fGLpurI-wkqEU175Qh0 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.850,Hydra:6.0.425,FMLib:17.11.64.514 definitions=2022-03-23_07,2022-03-23_01,2022-02-23_01 Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org Summary: This adds a new test program to test the xattr support: - fgetxattr - fsetxattr - getxattr - setxattr It also includes test cases for failure conditions and for passing in an invalid sqe. The test case for checking of invalid SQE, must be enabled by defining DESTRUCTIVE_TESTING. Signed-off-by: Stefan Roesch --- test/Makefile | 1 + test/xattr.c | 425 ++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 426 insertions(+) create mode 100644 test/xattr.c diff --git a/test/Makefile b/test/Makefile index 84c23c8..a4a7caf 100644 --- a/test/Makefile +++ b/test/Makefile @@ -154,6 +154,7 @@ test_srcs :=3D \ timeout-overflow.c \ unlink.c \ wakeup-hang.c \ + xattr.c \ skip-cqe.c \ # EOL =20 diff --git a/test/xattr.c b/test/xattr.c new file mode 100644 index 0000000..017017e --- /dev/null +++ b/test/xattr.c @@ -0,0 +1,425 @@ +#include +#include +#include +#include +#include +#include +#include + +#include "helpers.h" +#include "liburing.h" + +/* Define constants. */ +#define XATTR_SIZE 255 +#define QUEUE_DEPTH 32 + +#define FILENAME "xattr.test" +#define KEY1 "user.val1" +#define KEY2 "user.val2" +#define VALUE1 "value1" +#define VALUE2 "value2-a-lot-longer" + + +/* Call fsetxattr. */ +int io_uring_fsetxattr(struct io_uring *ring, + int fd, + const char *name, + const void *value, + size_t size, + int flags) +{ + struct io_uring_sqe *sqe; + struct io_uring_cqe *cqe; + int ret; + + sqe =3D io_uring_get_sqe(ring); + if (!sqe) { + fprintf(stderr, "Error cannot get sqe\n"); + return -1; + } + + io_uring_prep_fsetxattr(sqe, fd, name, value, flags, size); + + ret =3D io_uring_submit(ring); + if (ret !=3D 1) { + fprintf(stderr, "Error io_uring_submit_and_wait: ret=3D%d\n", ret); + return -1; + } + + ret =3D io_uring_wait_cqe(ring, &cqe); + if (ret) { + fprintf(stderr, "Error io_uring_wait_cqe: ret=3D%d\n", ret); + return -1; + } + + ret =3D cqe->res; + io_uring_cqe_seen(ring, cqe); + + return ret; +} + +/* Submit fgetxattr request. */ +int io_uring_fgetxattr(struct io_uring *ring, + int fd, + const char *name, + void *value, + size_t size) +{ + struct io_uring_sqe *sqe; + struct io_uring_cqe *cqe; + int ret; + + sqe =3D io_uring_get_sqe(ring); + if (!sqe) { + fprintf(stderr, "Error cannot get sqe\n"); + return -1; + } + + io_uring_prep_fgetxattr(sqe, fd, name, value, size); + + ret =3D io_uring_submit(ring); + if (ret !=3D 1) { + fprintf(stderr, "Error io_uring_submit_and_wait: ret=3D%d\n", ret); + return -1; + } + + ret =3D io_uring_wait_cqe(ring, &cqe); + if (ret) { + fprintf(stderr, "Error io_uring_wait_cqe: ret=3D%d\n", ret); + return -1; + } + + ret =3D cqe->res; + if (ret =3D=3D -1) { + fprintf(stderr, "Error couldn'tget value\n"); + return -1; + } + + io_uring_cqe_seen(ring, cqe); + return ret; +} + +/* Call setxattr. */ +int io_uring_setxattr(struct io_uring *ring, + const char *path, + const char *name, + const void *value, + size_t size, + int flags) +{ + struct io_uring_sqe *sqe; + struct io_uring_cqe *cqe; + int ret; + + sqe =3D io_uring_get_sqe(ring); + if (!sqe) { + fprintf(stderr, "Error cannot get sqe\n"); + return -1; + } + + io_uring_prep_setxattr(sqe, name, value, path, flags, size); + + ret =3D io_uring_submit_and_wait(ring, 1); + if (ret !=3D 1) { + fprintf(stderr, "Error io_uring_submit_and_wait: ret=3D%d\n", ret); + return -1; + } + + ret =3D io_uring_wait_cqe(ring, &cqe); + if (ret) { + fprintf(stderr, "Error io_uring_wait_cqe: ret=3D%d\n", ret); + return -1; + } + + ret =3D cqe->res; + io_uring_cqe_seen(ring, cqe); + + return ret; +} + +/* Submit getxattr request. */ +int io_uring_getxattr(struct io_uring *ring, + const char *path, + const char *name, + void *value, + size_t size) +{ + struct io_uring_sqe *sqe; + struct io_uring_cqe *cqe; + int ret; + + sqe =3D io_uring_get_sqe(ring); + if (!sqe) { + fprintf(stderr, "Error cannot get sqe\n"); + return -1; + } + + io_uring_prep_getxattr(sqe, name, value, path, size); + + ret =3D io_uring_submit(ring); + if (ret !=3D 1) { + fprintf(stderr, "Error io_uring_submit_and_wait: ret=3D%d\n", ret); + return -1; + } + + ret =3D io_uring_wait_cqe(ring, &cqe); + if (ret) { + fprintf(stderr, "Error io_uring_wait_cqe: ret=3D%d\n", ret); + return -1; + } + + ret =3D cqe->res; + if (ret =3D=3D -1) { + fprintf(stderr, "Error couldn'tget value\n"); + return -1; + } + + io_uring_cqe_seen(ring, cqe); + return ret; +} + +/* Test driver for fsetxattr and fgetxattr. */ +int test_fxattr(void) +{ + int rc =3D 0; + size_t value_len; + struct io_uring ring; + char value[XATTR_SIZE]; + + /* Init io-uring queue. */ + int ret =3D io_uring_queue_init(QUEUE_DEPTH, &ring, 0); + if (ret) { + fprintf(stderr, "child: ring setup failed: %d\n", ret); + return -1; + } + + /* Create the test file. */ + int fd =3D open(FILENAME, O_CREAT | O_RDWR); + if (fd < 0) { + fprintf(stderr, "Error: cannot open file: ret=3D%d\n", fd); + return -1; + } + + /* Test writing attributes. */ + if (io_uring_fsetxattr(&ring, fd, KEY1, VALUE1, strlen(VALUE1), 0) =3D=3D= -1) { + fprintf(stderr, "Error fsetxattr cannot write key1\n"); + rc =3D -1; + goto Exit; + } + + if (io_uring_fsetxattr(&ring, fd, KEY2, VALUE2, strlen(VALUE2), 0) =3D=3D= -1) { + fprintf(stderr, "Error fsetxattr cannot write key1\n"); + rc =3D -1; + goto Exit; + } + + /* Test reading attributes. */ + value_len =3D io_uring_fgetxattr(&ring, fd, KEY1, value, XATTR_SIZE); + if (value_len !=3D strlen(value) || strncmp(value, VALUE1, value_len)) = { + fprintf(stderr, "Error: fgetxattr expectd value: %s, returned value: %= s\n", VALUE1, value); + rc =3D -1; + goto Exit; + } + + value_len =3D io_uring_fgetxattr(&ring, fd, KEY2, value, XATTR_SIZE); + if (value_len !=3D strlen(value)|| strncmp(value, VALUE2, value_len)) { + fprintf(stderr, "Error: fgetxattr expectd value: %s, returned value: %= s\n", VALUE2, value); + rc =3D -1; + goto Exit; + } + + /* Cleanup. */ +Exit: + close(fd); + unlink(FILENAME); + + io_uring_queue_exit(&ring); + + return rc; +} + +/* Test driver for setxattr and getxattr. */ +int test_xattr(void) +{ + int rc =3D 0; + int value_len; + struct io_uring ring; + char value[XATTR_SIZE]; + + /* Init io-uring queue. */ + int ret =3D io_uring_queue_init(QUEUE_DEPTH, &ring, 0); + if (ret) { + fprintf(stderr, "child: ring setup failed: %d\n", ret); + return -1; + } + + /* Create the test file. */ + t_create_file(FILENAME, 0); + + /* Test writing attributes. */ + if (io_uring_setxattr(&ring, FILENAME, KEY1, VALUE1, strlen(VALUE1), 0)= =3D=3D -1) { + fprintf(stderr, "Error setxattr cannot write key1\n"); + rc =3D -1; + goto Exit; + } + + if (io_uring_setxattr(&ring, FILENAME, KEY2, VALUE2, strlen(VALUE2), 0)= =3D=3D -1) { + fprintf(stderr, "Error setxattr cannot write key1\n"); + rc =3D -1; + goto Exit; + } + + /* Test reading attributes. */ + value_len =3D io_uring_getxattr(&ring, FILENAME, KEY1, value, XATTR_SIZ= E); + if (value_len !=3D strlen(VALUE1) || strncmp(value, VALUE1, value_len))= { + fprintf(stderr, "Error: getxattr expectd value: %s, returned value: %s= \n", VALUE1, value); + rc =3D -1; + goto Exit; + } + + value_len =3D io_uring_getxattr(&ring, FILENAME, KEY2, value, XATTR_SIZ= E); + if (value_len !=3D strlen(VALUE2) || strncmp(value, VALUE2, value_len))= { + fprintf(stderr, "Error: getxattr expectd value: %s, returned value: %s= \n", VALUE2, value); + rc =3D -1; + goto Exit; + } + + /* Cleanup. */ +Exit: + io_uring_queue_exit(&ring); + unlink(FILENAME); + + return rc; +} + +/* Test driver for failure cases of fsetxattr and fgetxattr. */ +int test_failure_fxattr(void) +{ + int rc =3D 0; + struct io_uring ring; + char value[XATTR_SIZE]; + + /* Init io-uring queue. */ + int ret =3D io_uring_queue_init(QUEUE_DEPTH, &ring, 0); + if (ret) { + fprintf(stderr, "child: ring setup failed: %d\n", ret); + return -1; + } + + /* Create the test file. */ + int fd =3D open(FILENAME, O_CREAT | O_RDWR); + if (fd < 0) { + fprintf(stderr, "Error: cannot open file: ret=3D%d\n", fd); + return -1; + } + + /* Test writing attributes. */ + assert(io_uring_fsetxattr(&ring, -1, KEY1, VALUE1, strlen(VALUE1), 0) <= 0); + assert(io_uring_fsetxattr(&ring, fd, NULL, VALUE1, strlen(VALUE1), 0) <= 0); + assert(io_uring_fsetxattr(&ring, fd, KEY1, NULL, strlen(VALUE1), 0) <= 0); + assert(io_uring_fsetxattr(&ring, fd, KEY1, VALUE1, 0, 0) =3D= =3D 0); + assert(io_uring_fsetxattr(&ring, fd, KEY1, VALUE1, -1, 0) <= 0); + + /* Test reading attributes. */ + assert(io_uring_fgetxattr(&ring, -1, KEY1, value, XATTR_SIZE) < 0); + assert(io_uring_fgetxattr(&ring, fd, NULL, value, XATTR_SIZE) < 0); + assert(io_uring_fgetxattr(&ring, fd, KEY1, value, 0) =3D=3D 0)= ; + + /* Cleanup. */ + close(fd); + unlink(FILENAME); + + io_uring_queue_exit(&ring); + + return rc; +} + + +/* Test driver for failure cases for setxattr and getxattr. */ +int test_failure_xattr(void) +{ + int rc =3D 0; + struct io_uring ring; + char value[XATTR_SIZE]; + + /* Init io-uring queue. */ + int ret =3D io_uring_queue_init(QUEUE_DEPTH, &ring, 0); + if (ret) { + fprintf(stderr, "child: ring setup failed: %d\n", ret); + return -1; + } + + /* Create the test file. */ + t_create_file(FILENAME, 0); + + /* Test writing attributes. */ + assert(io_uring_setxattr(&ring, "complete garbage", KEY1, VALUE1, strle= n(VALUE1), 0) < 0); + assert(io_uring_setxattr(&ring, NULL, KEY1, VALUE1, strlen(VALUE1),= 0) < 0); + assert(io_uring_setxattr(&ring, FILENAME, NULL, VALUE1, strlen(VALUE1),= 0) < 0); + assert(io_uring_setxattr(&ring, FILENAME, KEY1, NULL, strlen(VALUE1),= 0) < 0); + assert(io_uring_setxattr(&ring, FILENAME, KEY1, VALUE1, 0, = 0) =3D=3D 0); + + /* Test reading attributes. */ + assert(io_uring_getxattr(&ring, "complete garbage", KEY1, value, XATTR_= SIZE) < 0); + assert(io_uring_getxattr(&ring, NULL, KEY1, value, XATTR_SIZE) < 0)= ; + assert(io_uring_getxattr(&ring, FILENAME, NULL, value, XATTR_SIZE) < 0)= ; + assert(io_uring_getxattr(&ring, FILENAME, KEY1, NULL, XATTR_SIZE) =3D=3D= 0); + assert(io_uring_getxattr(&ring, FILENAME, KEY1, value, 0) =3D=3D= 0); + + /* Cleanup. */ + io_uring_queue_exit(&ring); + unlink(FILENAME); + + return rc; +} + +/* Test for invalid SQE, this will cause a segmentation fault if enabled= . */ +int test_invalid_sqe(void) +{ +#ifdef DESTRUCTIVE_TEST + struct io_uring_sqe *sqe =3D NULL; + struct io_uring_cqe *cqe =3D NULL; + struct io_uring ring; + + /* Init io-uring queue. */ + int ret =3D io_uring_queue_init(QUEUE_DEPTH, &ring, 0); + if (ret) { + fprintf(stderr, "child: ring setup failed: %d\n", ret); + return -1; + } + + /* Pass invalid SQE. */ + io_uring_prep_setxattr(sqe, FILENAME, KEY1, VALUE1, strlen(VALUE1), 0); + + ret =3D io_uring_submit(&ring); + if (ret !=3D 1) { + fprintf(stderr, "Error io_uring_submit_and_wait: ret=3D%d\n", ret); + return -1; + } + + ret =3D io_uring_wait_cqe(&ring, &cqe); + if (ret) { + fprintf(stderr, "Error io_uring_wait_cqe: ret=3D%d\n", ret); + return -1; + } + + ret =3D cqe->res; + io_uring_cqe_seen(&ring, cqe); + + return ret; +#else + return 0; +#endif +} + +/* Test driver. */ +int main(int argc, char **argv) { + if (test_fxattr() + || test_xattr() + || test_failure_fxattr() + || test_failure_xattr() + || test_invalid_sqe()) + return EXIT_FAILURE; + + return EXIT_SUCCESS; +} --=20 2.30.2