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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#include <errno.h>
#include "cls/user/cls_user_client.h"
#include "include/rados/librados.hpp"
using std::list;
using std::string;
using ceph::bufferlist;
using ceph::real_clock;
using librados::IoCtx;
using librados::ObjectOperationCompletion;
using librados::ObjectReadOperation;
void cls_user_set_buckets(librados::ObjectWriteOperation& op, list<cls_user_bucket_entry>& entries, bool add)
{
bufferlist in;
cls_user_set_buckets_op call;
call.entries = entries;
call.add = add;
call.time = real_clock::now();
encode(call, in);
op.exec("user", "set_buckets_info", in);
}
void cls_user_complete_stats_sync(librados::ObjectWriteOperation& op)
{
bufferlist in;
cls_user_complete_stats_sync_op call;
call.time = real_clock::now();
encode(call, in);
op.exec("user", "complete_stats_sync", in);
}
void cls_user_remove_bucket(librados::ObjectWriteOperation& op, const cls_user_bucket& bucket)
{
bufferlist in;
cls_user_remove_bucket_op call;
call.bucket = bucket;
encode(call, in);
op.exec("user", "remove_bucket", in);
}
class ClsUserListCtx : public ObjectOperationCompletion {
list<cls_user_bucket_entry> *entries;
string *marker;
bool *truncated;
int *pret;
public:
ClsUserListCtx(list<cls_user_bucket_entry> *_entries, string *_marker, bool *_truncated, int *_pret) :
entries(_entries), marker(_marker), truncated(_truncated), pret(_pret) {}
void handle_completion(int r, bufferlist& outbl) override {
if (r >= 0) {
cls_user_list_buckets_ret ret;
try {
auto iter = outbl.cbegin();
decode(ret, iter);
if (entries)
*entries = ret.entries;
if (truncated)
*truncated = ret.truncated;
if (marker)
*marker = ret.marker;
} catch (ceph::buffer::error& err) {
r = -EIO;
}
}
if (pret) {
*pret = r;
}
}
};
void cls_user_bucket_list(librados::ObjectReadOperation& op,
const string& in_marker,
const string& end_marker,
int max_entries,
list<cls_user_bucket_entry>& entries,
string *out_marker,
bool *truncated,
int *pret)
{
bufferlist inbl;
cls_user_list_buckets_op call;
call.marker = in_marker;
call.end_marker = end_marker;
call.max_entries = max_entries;
encode(call, inbl);
op.exec("user", "list_buckets", inbl, new ClsUserListCtx(&entries, out_marker, truncated, pret));
}
class ClsUserGetHeaderCtx : public ObjectOperationCompletion {
cls_user_header *header;
RGWGetUserHeader_CB *ret_ctx;
int *pret;
public:
ClsUserGetHeaderCtx(cls_user_header *_h, RGWGetUserHeader_CB *_ctx, int *_pret) : header(_h), ret_ctx(_ctx), pret(_pret) {}
~ClsUserGetHeaderCtx() override {
if (ret_ctx) {
ret_ctx->put();
}
}
void handle_completion(int r, bufferlist& outbl) override {
if (r >= 0) {
cls_user_get_header_ret ret;
try {
auto iter = outbl.cbegin();
decode(ret, iter);
if (header)
*header = ret.header;
} catch (ceph::buffer::error& err) {
r = -EIO;
}
if (ret_ctx) {
ret_ctx->handle_response(r, ret.header);
}
}
if (pret) {
*pret = r;
}
}
};
void cls_user_get_header(librados::ObjectReadOperation& op,
cls_user_header *header, int *pret)
{
bufferlist inbl;
cls_user_get_header_op call;
encode(call, inbl);
op.exec("user", "get_header", inbl, new ClsUserGetHeaderCtx(header, NULL, pret));
}
void cls_user_reset_stats(librados::ObjectWriteOperation &op)
{
bufferlist inbl;
cls_user_reset_stats_op call;
call.time = real_clock::now();
encode(call, inbl);
op.exec("user", "reset_user_stats", inbl);
}
int cls_user_get_header_async(IoCtx& io_ctx, string& oid, RGWGetUserHeader_CB *ctx)
{
bufferlist in, out;
cls_user_get_header_op call;
encode(call, in);
ObjectReadOperation op;
op.exec("user", "get_header", in, new ClsUserGetHeaderCtx(NULL, ctx, NULL)); /* no need to pass pret, as we'll call ctx->handle_response() with correct error */
auto c = librados::Rados::aio_create_completion(nullptr, nullptr);
int r = io_ctx.aio_operate(oid, c, &op, NULL);
c->release();
if (r < 0)
return r;
return 0;
}
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