From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 21 Apr 2024 13:54:28 +0200
Subject: Adding upstream version 18.2.2.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 src/cls/user/cls_user_client.cc | 164 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 164 insertions(+)
 create mode 100644 src/cls/user/cls_user_client.cc

(limited to 'src/cls/user/cls_user_client.cc')

diff --git a/src/cls/user/cls_user_client.cc b/src/cls/user/cls_user_client.cc
new file mode 100644
index 000000000..b74f55b48
--- /dev/null
+++ b/src/cls/user/cls_user_client.cc
@@ -0,0 +1,164 @@
+// -*- 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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