/* write trigger wb*/
void test_get_refer_inode()
{
char *uri = "local:///tmp/testenv/testfs";
struct back_storage *storage = init_storage_handler(uri);
int ret = 0;
uint32_t segment_size = 0;
uint32_t block_size = 0;
uint64_t max_fs_size = 0;
uint32_t is_compress = 0;
ret = read_fs_meta(storage, &segment_size, &block_size, &max_fs_size, \
&is_compress);
g_assert(ret == 0);
GHashTable *ss_hashtable = \
g_hash_table_new_full(g_str_hash, g_str_equal, NULL, NULL);
ret = load_all_snapshot(storage, "snapshot.txt", ss_hashtable);
printf("snapshot loaded\n");
g_assert(ret == 0);
GList *ss_list = NULL;
ret = sort_all_snapshot(ss_hashtable, &ss_list);
printf("snapshot sorted\n");
g_assert(ss_list != NULL);
g_assert(ret == 0);
int i;
for (i = 0;i < 9;i++) {
struct inode *inode = NULL;
char *up_sname;
ret = get_refer_inode_between_snapshots(storage, i, ss_list, \
&inode, &up_sname);
printf("segno :%d ret:%d\n", i, ret);
}
}
/* write trigger wb*/
void test_seg_usage_calc()
{
char * uri = "local:///tmp/testenv/testfs";
struct back_storage *storage = init_storage_handler(uri);
uint32_t segment_size = 0;
uint32_t block_size = 0;
uint64_t max_fs_size = 0;
int ret = read_fs_meta(storage,&segment_size, &block_size,&max_fs_size);
g_assert(ret == 0);
GHashTable * ss_hashtable = g_hash_table_new_full(g_str_hash,g_str_equal,NULL,NULL);
ret = load_all_snapshot(storage,"snapshot.txt",ss_hashtable);
printf("snapshot loaded\n");
g_assert(ret == 0);
GList* ss_list = NULL;
ret = sort_all_snapshot(ss_hashtable,&ss_list);
printf("snapshot sorted\n");
g_assert(ss_list !=NULL);
g_assert(ret == 0);
int i;
for(i=13;i<17;i++){
struct inode * inode=NULL;
char *up_sname;
ret = get_refer_inode_between_snapshots(storage,i,ss_list,&inode,&up_sname);
printf("segno :%d ret:%d\n",i,ret);
if(ret == 0){
printf("seg is in snapshots\n");
SEG_USAGE_T seg_usage;
memset(&seg_usage,0,sizeof(SEG_USAGE_T));
ret = seg_usage_calc(storage,block_size,i,inode,&seg_usage);
g_assert(ret ==0);
char textbuf[4096];
memset(textbuf,4096,0);
ret = seg_usage2text(&seg_usage,textbuf);
g_assert(ret > 0);
printf("textbuf is :%s\n",textbuf);
}
if(ret == 1){
printf("seg is on snapshot,do nothing\n");
}
if(ret == 2){
printf("seg is above snapshot,maybe need migrate\n");
}
}
}