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-rw-r--r--tests/encryption/frag.c324
1 files changed, 0 insertions, 324 deletions
diff --git a/tests/encryption/frag.c b/tests/encryption/frag.c
deleted file mode 100644
index 7b4510f6a4d..00000000000
--- a/tests/encryption/frag.c
+++ /dev/null
@@ -1,324 +0,0 @@
-/*
- Copyright (c) 2008-2013 Red Hat, Inc. <http://www.redhat.com>
- This file is part of GlusterFS.
-
- This file is licensed to you under your choice of the GNU Lesser
- General Public License, version 3 or any later version (LGPLv3 or
- later), or the GNU General Public License, version 2 (GPLv2), in all
- cases as published by the Free Software Foundation.
-*/
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <string.h>
-#include <sys/stat.h>
-#include <sys/syscall.h>
-#include <unistd.h>
-#include <fcntl.h>
-
-#define MAX_NUM_OPS (1 << 20)
-#define MAX_FILE_SIZE (1 << 30)
-
-typedef enum { READ_OP, WRITE_OP, TRUNC_OP, LAST_OP } frag_op;
-
-struct frag_ctx {
- int test_fd;
- int good_fd;
- char *test_buf;
- char *good_buf;
- char *content;
- int max_file_size;
-};
-
-typedef int (*frag_op_t)(struct frag_ctx *ctx, off_t offset, size_t count);
-
-static int
-doread(int fd, off_t offset, size_t count, char *buf, int max_file_size)
-{
- int ret = 0;
- int was_read = 0;
-
- if (lseek(fd, offset, SEEK_SET) == -1) {
- perror("lseek failed");
- return -1;
- }
- while (count) {
- ret = read(fd, buf + offset + was_read, count);
- if (ret < 0)
- return -1;
- if (ret == 0)
- break;
- if (ret > count) {
- fprintf(stderr, "READ: read more than asked\n");
- return -1;
- }
- count -= ret;
- was_read += ret;
- }
- return ret;
-}
-
-static int
-dowrite(int fd, off_t offset, size_t count, char *buf)
-{
- int ret;
-
- ret = lseek(fd, offset, SEEK_SET);
- if (ret == -1)
- return ret;
- return write(fd, buf, count);
-}
-
-static int
-dotrunc(int fd, off_t offset)
-{
- int ret;
-
- ret = ftruncate(fd, offset);
- if (ret == -1)
- perror("truncate failed");
- return ret;
-}
-
-static int
-prepare_file(char *filename, int *fd, char **buf, int max_file_size)
-{
- int ret;
-
- *buf = malloc(max_file_size);
- if (*buf == NULL) {
- perror("malloc failed");
- return -1;
- }
- *fd = open(filename, O_CREAT | O_RDWR, S_IRWXU);
- if (*fd == -1) {
- perror("open failed");
- free(*buf);
- *buf = NULL;
- return -1;
- }
- return 0;
-}
-
-/*
- * @offset, @count: random values from [0, max_file_size - 1]
- */
-static int
-frag_write(struct frag_ctx *ctx, off_t offset, size_t count)
-{
- int ret;
- struct stat test_stbuf;
- struct stat good_stbuf;
-
- if (offset + count > ctx->max_file_size)
- offset = offset / 2;
- if (offset + count > ctx->max_file_size)
- count = count / 2;
-
- if (fstat(ctx->test_fd, &test_stbuf)) {
- fprintf(stderr, "WRITE: fstat of test file failed\n");
- return -1;
- }
- if (offset > test_stbuf.st_size)
- printf("writing hole\n");
-
- ret = dowrite(ctx->test_fd, offset, count, ctx->content);
- if (ret < 0 || ret != count) {
- fprintf(stderr, "WRITE: failed to write test file\n");
- return -1;
- }
- ret = dowrite(ctx->good_fd, offset, count, ctx->content);
- if (ret < 0 || ret != count) {
- fprintf(stderr, "WRITE: failed to write test file\n");
- return -1;
- }
- if (fstat(ctx->test_fd, &test_stbuf)) {
- fprintf(stderr, "WRITE: fstat of test file failed\n");
- return -1;
- }
- if (fstat(ctx->good_fd, &good_stbuf)) {
- fprintf(stderr, "WRITE: fstat of good file failed\n");
- return -1;
- }
- if (test_stbuf.st_size != good_stbuf.st_size) {
- fprintf(stderr, "READ: Bad file size %d (expected %d)\n",
- (int)test_stbuf.st_size, (int)good_stbuf.st_size);
- return -1;
- }
- return 0;
-}
-
-/*
- * @offset, @count: random values from [0, max_file_size - 1]
- */
-static int
-frag_read(struct frag_ctx *ctx, off_t offset, size_t count)
-{
- ssize_t test_ret;
- ssize_t good_ret;
-
- test_ret = doread(ctx->test_fd, offset, count, ctx->test_buf,
- ctx->max_file_size);
- if (test_ret < 0) {
- fprintf(stderr, "READ: failed to read test file\n");
- return -1;
- }
- good_ret = doread(ctx->good_fd, offset, count, ctx->good_buf,
- ctx->max_file_size);
- if (good_ret < 0) {
- fprintf(stderr, "READ: failed to read good file\n");
- return -1;
- }
- if (test_ret != good_ret) {
- fprintf(stderr, "READ: Bad return value %d (expected %d\n)", test_ret,
- good_ret);
- return -1;
- }
- if (memcmp(ctx->test_buf + offset, ctx->good_buf + offset, good_ret)) {
- fprintf(stderr, "READ: bad data\n");
- return -1;
- }
- return 0;
-}
-
-/*
- * @offset: random value from [0, max_file_size - 1]
- */
-static int
-frag_truncate(struct frag_ctx *ctx, off_t offset,
- __attribute__((unused)) size_t count)
-{
- int ret;
- struct stat test_stbuf;
- struct stat good_stbuf;
-
- if (fstat(ctx->test_fd, &test_stbuf)) {
- fprintf(stderr, "TRUNCATE: fstat of test file failed\n");
- return -1;
- }
- if (offset > test_stbuf.st_size)
- printf("expanding truncate to %d\n", offset);
- else if (offset < test_stbuf.st_size)
- printf("shrinking truncate to %d\n", offset);
- else
- printf("trivial truncate\n");
-
- ret = dotrunc(ctx->test_fd, offset);
- if (ret == -1) {
- fprintf(stderr, "TRUNCATE: failed for test file\n");
- return -1;
- }
- ret = dotrunc(ctx->good_fd, offset);
- if (ret == -1) {
- fprintf(stderr, "TRUNCATE: failed for good file\n");
- return -1;
- }
- if (fstat(ctx->test_fd, &test_stbuf)) {
- fprintf(stderr, "TRUNCATE: fstat of test file failed\n");
- return -1;
- }
- if (fstat(ctx->good_fd, &good_stbuf)) {
- fprintf(stderr, "TRUNCATE: fstat of good file failed\n");
- return -1;
- }
- if (test_stbuf.st_size != good_stbuf.st_size) {
- fprintf(stderr, "TRUNCATE: bad test file size %d (expected %d)\n",
- test_stbuf.st_size, good_stbuf.st_size);
- return -1;
- }
- return 0;
-}
-
-frag_op_t frag_ops[LAST_OP] = {[READ_OP] = frag_read,
- [WRITE_OP] = frag_write,
- [TRUNC_OP] = frag_truncate};
-
-static void
-put_ctx(struct frag_ctx *ctx)
-{
- if (ctx->test_buf)
- free(ctx->test_buf);
- if (ctx->good_buf)
- free(ctx->good_buf);
- if (ctx->content)
- free(ctx->content);
-}
-
-main(int argc, char *argv[])
-{
- int i;
- int ret = 0;
- struct frag_ctx ctx;
- char *test_filename = NULL;
- char *good_filename = NULL;
- int num_ops;
- int max_file_size;
-
- memset(&ctx, 0, sizeof(ctx));
- if (argc != 5) {
- fprintf(stderr,
- "usage: %s <test-file-name> <good-file-name> <max-file-size> "
- "<number-of-operations>\n",
- argv[0]);
- ret = -1;
- goto exit;
- }
- test_filename = argv[1];
- good_filename = argv[2];
- max_file_size = atoi(argv[3]);
- if (max_file_size > MAX_FILE_SIZE)
- max_file_size = MAX_FILE_SIZE;
- num_ops = atoi(argv[4]);
- if (num_ops > MAX_NUM_OPS)
- num_ops = MAX_NUM_OPS;
-
- ret = prepare_file(test_filename, &ctx.test_fd, &ctx.test_buf,
- max_file_size);
- if (ret)
- goto exit;
- ret = prepare_file(good_filename, &ctx.good_fd, &ctx.good_buf,
- max_file_size);
- if (ret) {
- if (close(ctx.test_fd) == -1)
- perror("close test_buf failed");
- goto exit;
- }
- ctx.content = malloc(max_file_size);
- if (!ctx.content) {
- perror("malloc failed");
- goto close;
- }
- ctx.max_file_size = max_file_size;
- for (i = 0; i < max_file_size; i++)
- ctx.content[i] = random() % 256;
-
- for (i = 0; i < num_ops; i++) {
- ret = frag_ops[random() % LAST_OP](
- &ctx, random() % max_file_size, /* offset */
- random() % max_file_size /* count */);
- if (ret)
- break;
- }
-close:
- if (close(ctx.test_fd) == -1)
- perror("close test_fd failed");
- if (close(ctx.good_fd) == -1)
- perror("close good_fd failed");
-exit:
- put_ctx(&ctx);
- if (ret)
- exit(1);
- exit(0);
-}
-
-/*
- Local variables:
- c-indentation-style: "K&R"
- mode-name: "LC"
- c-basic-offset: 8
- tab-width: 8
- fill-column: 80
- scroll-step: 1
- End:
-*/
generated by cgit (git 2.34.1) at 2024-04-18 04:27:21 +0000