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-rw-r--r--test/Makefile16
-rw-r--r--test/io_uring-cp.c249
-rw-r--r--test/io_uring-test.c91
3 files changed, 7 insertions, 349 deletions
diff --git a/test/Makefile b/test/Makefile
index 63bf67a..08b0c42 100644
--- a/test/Makefile
+++ b/test/Makefile
@@ -1,20 +1,15 @@
CFLAGS ?= -g -O2 -Wall -D_GNU_SOURCE -L../src/
-all_targets += io_uring-test io_uring-cp poll poll-cancel ring-leak fsync \
- io_uring_setup io_uring_register io_uring_enter nop sq-full cq-full
+all_targets += poll poll-cancel ring-leak fsync io_uring_setup io_uring_register \
+ io_uring_enter nop sq-full cq-full
all: $(all_targets)
-test_srcs := io_uring-test.c io_uring-cp.c poll.c poll-cancel.c ring-leak.c \
- fsync.c io_uring_setup.c io_uring_register.c io_uring_enter.c nop.c \
- sq-full.c cq-full.c
+test_srcs := poll.c poll-cancel.c ring-leak.c fsync.c io_uring_setup.c \
+ io_uring_register.c io_uring_enter.c nop.c sq-full.c cq-full.c
test_objs := $(patsubst %.c,%.ol,$(test_srcs))
-io_uring-test: io_uring-test.c
- $(CC) $(CFLAGS) -o $@ io_uring-test.c -luring
-io_uring-cp: io_uring-cp.c
- $(CC) $(CFLAGS) -o $@ io_uring-cp.c -luring
poll: poll.c
$(CC) $(CFLAGS) -o $@ poll.c -luring
poll-cancel: poll-cancel.c
@@ -38,3 +33,6 @@ cq-full: cq-full.c
clean:
rm -f $(all_targets) $(test_objs)
+
+runtests:
+ @./runtests.sh $(all_targets)
diff --git a/test/io_uring-cp.c b/test/io_uring-cp.c
deleted file mode 100644
index f704ff6..0000000
--- a/test/io_uring-cp.c
+++ /dev/null
@@ -1,249 +0,0 @@
-/*
- * gcc -Wall -O2 -D_GNU_SOURCE -o io_uring-cp io_uring-cp.c -luring
- */
-#include <stdio.h>
-#include <fcntl.h>
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <assert.h>
-#include <errno.h>
-#include <inttypes.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/ioctl.h>
-#include "../src/liburing.h"
-
-#define QD 64
-#define BS (32*1024)
-
-static int infd, outfd;
-
-struct io_data {
- int read;
- off_t first_offset, offset;
- size_t first_len;
- struct iovec iov;
-};
-
-static int setup_context(unsigned entries, struct io_uring *ring)
-{
- int ret;
-
- ret = io_uring_queue_init(entries, ring, 0);
- if (ret < 0) {
- fprintf(stderr, "queue_init: %s\n", strerror(-ret));
- return -1;
- }
-
- return 0;
-}
-
-static int get_file_size(int fd, off_t *size)
-{
- struct stat st;
-
- if (fstat(fd, &st) < 0)
- return -1;
- if (S_ISREG(st.st_mode)) {
- *size = st.st_size;
- return 0;
- } else if (S_ISBLK(st.st_mode)) {
- unsigned long long bytes;
-
- if (ioctl(fd, BLKGETSIZE64, &bytes) != 0)
- return -1;
-
- *size = bytes;
- return 0;
- }
-
- return -1;
-}
-
-static void queue_prepped(struct io_uring *ring, struct io_data *data)
-{
- struct io_uring_sqe *sqe;
-
- sqe = io_uring_get_sqe(ring);
- assert(sqe);
-
- if (data->read)
- io_uring_prep_readv(sqe, infd, &data->iov, 1, data->offset);
- else
- io_uring_prep_writev(sqe, outfd, &data->iov, 1, data->offset);
-
- io_uring_sqe_set_data(sqe, data);
-}
-
-static int queue_read(struct io_uring *ring, off_t size, off_t offset)
-{
- struct io_uring_sqe *sqe;
- struct io_data *data;
-
- sqe = io_uring_get_sqe(ring);
- if (!sqe)
- return 1;
-
- data = malloc(size + sizeof(*data));
- data->read = 1;
- data->offset = data->first_offset = offset;
-
- data->iov.iov_base = data + 1;
- data->iov.iov_len = size;
- data->first_len = size;
-
- io_uring_prep_readv(sqe, infd, &data->iov, 1, offset);
- io_uring_sqe_set_data(sqe, data);
- return 0;
-}
-
-static void queue_write(struct io_uring *ring, struct io_data *data)
-{
- data->read = 0;
- data->offset = data->first_offset;
-
- data->iov.iov_base = data + 1;
- data->iov.iov_len = data->first_len;
-
- queue_prepped(ring, data);
- io_uring_submit(ring);
-}
-
-static int copy_file(struct io_uring *ring, off_t insize)
-{
- unsigned long reads, writes;
- struct io_uring_cqe *cqe;
- off_t write_left, offset;
- int ret;
-
- write_left = insize;
- writes = reads = offset = 0;
-
- while (insize || write_left) {
- int had_reads, got_comp;
-
- /*
- * Queue up as many reads as we can
- */
- had_reads = reads;
- while (insize) {
- off_t this_size = insize;
-
- if (reads + writes >= QD)
- break;
- if (this_size > BS)
- this_size = BS;
- else if (!this_size)
- break;
-
- if (queue_read(ring, this_size, offset))
- break;
-
- insize -= this_size;
- offset += this_size;
- reads++;
- }
-
- if (had_reads != reads) {
- ret = io_uring_submit(ring);
- if (ret < 0) {
- fprintf(stderr, "io_uring_submit: %s\n", strerror(-ret));
- break;
- }
- }
-
- /*
- * Queue is full at this point. Find at least one completion.
- */
- got_comp = 0;
- while (write_left) {
- struct io_data *data;
-
- if (!got_comp) {
- ret = io_uring_wait_completion(ring, &cqe);
- got_comp = 1;
- } else
- ret = io_uring_get_completion(ring, &cqe);
- if (ret < 0) {
- fprintf(stderr, "io_uring_get_completion: %s\n",
- strerror(-ret));
- return 1;
- }
- if (!cqe)
- break;
-
- data = io_uring_cqe_get_data(cqe);
- if (cqe->res < 0) {
- if (cqe->res == -EAGAIN) {
- queue_prepped(ring, data);
- io_uring_cqe_seen(ring, cqe);
- continue;
- }
- fprintf(stderr, "cqe failed: %s\n",
- strerror(-cqe->res));
- return 1;
- } else if (cqe->res != data->iov.iov_len) {
- /* Short read/write, adjust and requeue */
- data->iov.iov_base += cqe->res;
- data->iov.iov_len -= cqe->res;
- data->offset += cqe->res;
- queue_prepped(ring, data);
- io_uring_cqe_seen(ring, cqe);
- continue;
- }
-
- /*
- * All done. if write, nothing else to do. if read,
- * queue up corresponding write.
- */
- if (data->read) {
- queue_write(ring, data);
- write_left -= data->first_len;
- reads--;
- writes++;
- } else {
- free(data);
- writes--;
- }
- io_uring_cqe_seen(ring, cqe);
- }
- }
-
- return 0;
-}
-
-int main(int argc, char *argv[])
-{
- struct io_uring ring;
- off_t insize;
- int ret;
-
- if (argc < 3) {
- printf("%s: infile outfile\n", argv[0]);
- return 1;
- }
-
- infd = open(argv[1], O_RDONLY);
- if (infd < 0) {
- perror("open infile");
- return 1;
- }
- outfd = open(argv[2], O_WRONLY | O_CREAT | O_TRUNC, 0644);
- if (outfd < 0) {
- perror("open outfile");
- return 1;
- }
-
- if (setup_context(QD, &ring))
- return 1;
- if (get_file_size(infd, &insize))
- return 1;
-
- ret = copy_file(&ring, insize);
-
- close(infd);
- close(outfd);
- io_uring_queue_exit(&ring);
- return ret;
-}
diff --git a/test/io_uring-test.c b/test/io_uring-test.c
deleted file mode 100644
index fe0098c..0000000
--- a/test/io_uring-test.c
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
- * Simple app that demonstrates how to setup an io_uring interface,
- * submit and complete IO against it, and then tear it down.
- *
- * gcc -Wall -O2 -D_GNU_SOURCE -o io_uring-test io_uring-test.c -luring
- */
-#include <stdio.h>
-#include <fcntl.h>
-#include <string.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include "../src/liburing.h"
-
-#define QD 4
-
-int main(int argc, char *argv[])
-{
- struct io_uring ring;
- int i, fd, ret, pending, done;
- struct io_uring_sqe *sqe;
- struct io_uring_cqe *cqe;
- struct iovec *iovecs;
- off_t offset;
- void *buf;
-
- if (argc < 2) {
- printf("%s: file\n", argv[0]);
- return 1;
- }
-
- ret = io_uring_queue_init(QD, &ring, 0);
- if (ret < 0) {
- fprintf(stderr, "queue_init: %s\n", strerror(-ret));
- return 1;
- }
-
- fd = open(argv[1], O_RDONLY | O_DIRECT);
- if (fd < 0) {
- perror("open");
- return 1;
- }
-
- iovecs = calloc(QD, sizeof(struct iovec));
- for (i = 0; i < QD; i++) {
- if (posix_memalign(&buf, 4096, 4096))
- return 1;
- iovecs[i].iov_base = buf;
- iovecs[i].iov_len = 4096;
- }
-
- offset = 0;
- i = 0;
- do {
- sqe = io_uring_get_sqe(&ring);
- if (!sqe)
- break;
- io_uring_prep_readv(sqe, fd, &iovecs[i], 1, offset);
- offset += iovecs[i].iov_len;
- } while (1);
-
- ret = io_uring_submit(&ring);
- if (ret < 0) {
- fprintf(stderr, "io_uring_submit: %s\n", strerror(-ret));
- return 1;
- }
-
- done = 0;
- pending = ret;
- for (i = 0; i < pending; i++) {
- ret = io_uring_wait_completion(&ring, &cqe);
- if (ret < 0) {
- fprintf(stderr, "io_uring_get_completion: %s\n", strerror(-ret));
- return 1;
- }
-
- done++;
- ret = 0;
- if (cqe->res != 4096) {
- fprintf(stderr, "ret=%d, wanted 4096\n", cqe->res);
- ret = 1;
- }
- io_uring_cqe_seen(&ring, cqe);
- if (ret)
- break;
- }
-
- printf("Submitted=%d, completed=%d\n", pending, done);
- close(fd);
- io_uring_queue_exit(&ring);
- return 0;
-}
generated by cgit (git 2.34.1) at 2024-12-25 17:26:25 +0000