+++ /dev/null
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <limits.h>
-
-#include <sys/ioctl.h>
-#include <netinet/in.h>
-#include <sys/socket.h>
-#include <netdb.h>
-
-#include "ioctl.h"
-
-char new_file_name[PATH_MAX];
-
-int main(int argc, char **argv)
-{
- char *fn;
- int fd, err;
- struct ceph_ioctl_layout l;
- struct ceph_ioctl_dataloc dl;
-
- if (argc < 3) {
- printf("usage: ceph_test_ioctls <filename> <offset>\n");
- return 1;
- }
- fn = argv[1];
-
- fd = open(fn, O_CREAT|O_RDWR, 0644);
- if (fd < 0) {
- perror("couldn't open file");
- return 1;
- }
-
- /* get layout */
- err = ioctl(fd, CEPH_IOC_GET_LAYOUT, (unsigned long)&l);
- if (err < 0) {
- perror("ioctl IOC_GET_LAYOUT error");
- return 1;
- }
- printf("layout:\n stripe_unit %lld\n stripe_count %lld\n object_size %lld\n data_pool %lld\n",
- (long long)l.stripe_unit, (long long)l.stripe_count, (long long)l.object_size, (long long)l.data_pool);
-
-
- /* set layout */
- l.stripe_unit = 1048576;
- l.stripe_count = 2;
- err = ioctl(fd, CEPH_IOC_SET_LAYOUT, (unsigned long)&l);
- if (err < 0) {
- perror("ioctl IOC_SET_LAYOUT error");
- return 1;
- }
- printf("set layout, writing to file\n");
-
- printf("file %s\n", fn);
- /* get layout again */
- err = ioctl(fd, CEPH_IOC_GET_LAYOUT, (unsigned long)&l);
- if (err < 0) {
- perror("ioctl IOC_GET_LAYOUT error");
- return 1;
- }
- printf("layout:\n stripe_unit %lld\n stripe_count %lld\n object_size %lld\n data_pool %lld\n",
- (long long)l.stripe_unit, (long long)l.stripe_count, (long long)l.object_size, (long long)l.data_pool);
-
- /* dataloc */
- dl.file_offset = atoll(argv[2]);
- err = ioctl(fd, CEPH_IOC_GET_DATALOC, (unsigned long)&dl);
- if (err < 0) {
- perror("ioctl IOC_GET_DATALOC error");
- return 1;
- }
-
- printf("dataloc:\n");
- printf(" file_offset %lld (of object start)\n", (long long)dl.file_offset);
- printf(" object '%s'\n object_offset %lld\n object_size %lld object_no %lld\n",
- dl.object_name, (long long)dl.object_offset, (long long)dl.object_size, (long long)dl.object_no);
- printf(" block_offset %lld\n block_size %lld\n",
- (long long)dl.block_offset, (long long)dl.block_size);
-
- char buf[80];
- getnameinfo((struct sockaddr *)&dl.osd_addr, sizeof(dl.osd_addr), buf, sizeof(buf), 0, 0, NI_NUMERICHOST);
- printf(" osd%lld %s\n", (long long)dl.osd, buf);
-
- if (argc < 4)
- return 0;
-
- /* set dir default layout */
- printf("testing dir policy setting\n");
- fd = open(argv[3], O_RDONLY);
- if (fd < 0) {
- perror("couldn't open dir");
- return 1;
- }
-
- l.object_size = 1048576;
- l.stripe_count = 1;
- err = ioctl(fd, CEPH_IOC_SET_LAYOUT_POLICY, (unsigned long)&l);
- if (err < 0) {
- perror("ioctl IOC_SET_LAYOUT_POLICY error");
- return 1;
- }
- printf("set layout, creating file\n");
-
- snprintf(new_file_name, sizeof(new_file_name),
- "%s/testfile", argv[3]);
- fd = open(new_file_name, O_CREAT | O_RDWR, 0644);
- if (fd < 0) {
- perror("couldn't open file");
- return 1;
- }
- err = ioctl(fd, CEPH_IOC_GET_LAYOUT, (unsigned long)&l);
- if (err < 0) {
- perror("ioctl IOC_GET_LAYOUT error");
- return 1;
- }
- printf("layout:\n stripe_unit %lld\n stripe_count %lld\n object_size %lld\n data_pool %lld\n",
- (long long)l.stripe_unit, (long long)l.stripe_count, (long long)l.object_size, (long long)l.data_pool);
- return 0;
-}