static int l_sipmemcache_get(lua_State *L)
{
struct sipmemcache *o;
const char *key;
size_t keylen;
void *blah;
size_t retlen;
o = luaL_checkudata(L, 1, "siplua.memcache");
key = luaL_checklstring(L, 2, &keylen);
if (o->finalized || !o->mc)
{
lua_pushnil(L);
}
else
{
blah = mc_aget2(o->mc, (char *)key, keylen, &retlen);
if (retlen && blah)
{
lua_pushlstring(L, blah, retlen);
free(blah);
}
else
lua_pushnil(L);
}
return 1;
}
static int memcachefs_open(const char *path, struct fuse_file_info *fi)
{
handle_t *handle;
char *key;
size_t keylen;
void *val;
size_t vallen;
if(opt.verbose){
fprintf(stderr, "%s(\"%s\")\n", __func__, path);
}
handle = handle_get(pool);
if(!handle){
return -EMFILE;
}
fi->fh = handle->index;
key = (char *)path + 1;
keylen = strlen(key);
val = mc_aget2(handle->mc, key, keylen, &vallen);
if(!val){
return -EIO;
}
memcpy(handle->buf, val, vallen);
handle->buf_len = vallen;
return 0;
}
static int memcachefs_getattr(const char *path, struct stat *stbuf)
{
handle_t *handle;
char *key;
size_t keylen;
void *val;
size_t vallen;
if(opt.verbose){
fprintf(stderr, "%s(\"%s\")\n", __func__, path);
}
memset(stbuf, 0, sizeof(struct stat));
if(!strcmp(path, "/")){
stbuf->st_ino = 1;
stbuf->st_mode = S_IFDIR | 0755;
// stbuf->st_mode = S_IFDIR;
stbuf->st_uid = fuse_get_context()->uid;
stbuf->st_gid = fuse_get_context()->gid;
stbuf->st_nlink = 1;
stbuf->st_atime = 0;
stbuf->st_mtime = 0;
stbuf->st_size = 0;
return 0;
}
handle = handle_get(pool);
if(!handle){
return -EMFILE;
}
key = (char *)path + 1;
keylen = strlen(key);
val = (char*)mc_aget2(handle->mc, key, keylen, &vallen);
handle_release(pool, handle->index);
if(!val){
return -ENOENT;
}
// get file attrs
char *attrs = get_attrvalue(key);
if (attrs != NULL) {
stbuf->st_mode = S_IFDIR | 0666;
} else {
stbuf->st_mode = S_IFREG | 0666;
}
// printf("SAIDA: %s\n", attrs);
// stbuf->st_mode = S_IFREG | 0666;
// stbuf->st_mode = S_IFDIR | 0666;
stbuf->st_uid = fuse_get_context()->uid;
stbuf->st_gid = fuse_get_context()->gid;
stbuf->st_nlink = 1;
stbuf->st_size = vallen;
free(val);
free(attrs);
return 0;
}
/* read attrs value */
char* get_attrvalue(char *key) {
size_t attr_len;
handle_t *handle = handle_get(pool);
char *attr_key = get_attrkey(key);
printf("SAIDA: %s\n", attr_key);
char *attr_value = (char*)mc_aget2(
handle->mc,
attr_key,
strlen(attr_key),
&attr_len
);
handle_release(pool, handle->index);
free(attr_key);
printf("SAIDA: %s\n", attr_value);
return attr_value;
}
static int memcachefs_rename(const char *from, const char *to)
{
int ret;
handle_t *handle;
char *key;
size_t keylen;
void *val;
size_t vallen;
if(opt.verbose){
fprintf(stderr, "%s(%s -> %s)\n", __func__, from, to);
}
handle = handle_get(pool);
key = (char *)from + 1;
keylen = strlen(key);
val = (char*)mc_aget2(handle->mc, key, keylen, &vallen);
if(!val){
handle_release(pool, handle->index);
return -ENOENT;
}
key = (char *)to + 1;
keylen = strlen(key);
ret = mc_set(handle->mc, key, keylen, val, vallen, 0, 0);
if(ret){
handle_release(pool, handle->index);
return -EIO;
}
key = (char *)from + 1;
keylen = strlen(key);
ret = mc_delete(handle->mc, key, keylen, 0);
if(ret){
handle_release(pool, handle->index);
return -EIO;
}
free(val);
return 0;
}
