initial code repo
[stor4nfv.git] / src / ceph / src / os / Transaction.cc
diff --git a/src/ceph/src/os/Transaction.cc b/src/ceph/src/os/Transaction.cc
new file mode 100644 (file)
index 0000000..8840d7c
--- /dev/null
@@ -0,0 +1,502 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- 
+// vim: ts=8 sw=2 smarttab
+
+#include "ObjectStore.h"
+#include "common/Formatter.h"
+
+void ObjectStore::Transaction::dump(ceph::Formatter *f)
+{
+  f->open_array_section("ops");
+  iterator i = begin();
+  int op_num = 0;
+  bool stop_looping = false;
+  while (i.have_op() && !stop_looping) {
+    Transaction::Op *op = i.decode_op();
+    f->open_object_section("op");
+    f->dump_int("op_num", op_num);
+
+    switch (op->op) {
+    case Transaction::OP_NOP:
+      f->dump_string("op_name", "nop");
+      break;
+    case Transaction::OP_TOUCH:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       f->dump_string("op_name", "touch");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+      }
+      break;
+      
+    case Transaction::OP_WRITE:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        uint64_t off = op->off;
+        uint64_t len = op->len;
+       bufferlist bl;
+       i.decode_bl(bl);
+       f->dump_string("op_name", "write");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+        f->dump_unsigned("length", len);
+        f->dump_unsigned("offset", off);
+        f->dump_unsigned("bufferlist length", bl.length());
+      }
+      break;
+      
+    case Transaction::OP_ZERO:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        uint64_t off = op->off;
+        uint64_t len = op->len;
+       f->dump_string("op_name", "zero");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+        f->dump_unsigned("offset", off);
+       f->dump_unsigned("length", len);
+      }
+      break;
+      
+    case Transaction::OP_TRIMCACHE:
+      {
+        // deprecated, no-op
+       f->dump_string("op_name", "trim_cache");
+      }
+      break;
+      
+    case Transaction::OP_TRUNCATE:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        uint64_t off = op->off;
+       f->dump_string("op_name", "truncate");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       f->dump_unsigned("offset", off);
+      }
+      break;
+      
+    case Transaction::OP_REMOVE:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       f->dump_string("op_name", "remove");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+      }
+      break;
+      
+    case Transaction::OP_SETATTR:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        string name = i.decode_string();
+       bufferlist bl;
+       i.decode_bl(bl);
+       f->dump_string("op_name", "setattr");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       f->dump_string("name", name);
+       f->dump_unsigned("length", bl.length());
+      }
+      break;
+      
+    case Transaction::OP_SETATTRS:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       map<string, bufferptr> aset;
+       i.decode_attrset(aset);
+       f->dump_string("op_name", "setattrs");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       f->open_object_section("attr_lens");
+       for (map<string,bufferptr>::iterator p = aset.begin();
+           p != aset.end(); ++p) {
+         f->dump_unsigned(p->first.c_str(), p->second.length());
+       }
+       f->close_section();
+      }
+      break;
+
+    case Transaction::OP_RMATTR:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        string name = i.decode_string();
+       f->dump_string("op_name", "rmattr");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       f->dump_string("name", name);
+      }
+      break;
+
+    case Transaction::OP_RMATTRS:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       f->dump_string("op_name", "rmattrs");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+      }
+      break;
+      
+    case Transaction::OP_CLONE:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        ghobject_t noid = i.get_oid(op->dest_oid);
+       f->dump_string("op_name", "clone");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("src_oid") << oid;
+       f->dump_stream("dst_oid") << noid;
+      }
+      break;
+
+    case Transaction::OP_CLONERANGE:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        ghobject_t noid = i.get_oid(op->dest_oid);
+        uint64_t off = op->off;
+        uint64_t len = op->len;
+       f->dump_string("op_name", "clonerange");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("src_oid") << oid;
+       f->dump_stream("dst_oid") << noid;
+       f->dump_unsigned("offset", off);
+       f->dump_unsigned("len", len);
+      }
+      break;
+
+    case Transaction::OP_CLONERANGE2:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        ghobject_t noid = i.get_oid(op->dest_oid);
+        uint64_t srcoff = op->off;
+        uint64_t len = op->len;
+        uint64_t dstoff = op->dest_off;
+       f->dump_string("op_name", "clonerange2");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("src_oid") << oid;
+       f->dump_stream("dst_oid") << noid;
+       f->dump_unsigned("src_offset", srcoff);
+       f->dump_unsigned("len", len);
+       f->dump_unsigned("dst_offset", dstoff);
+      }
+      break;
+
+    case Transaction::OP_MKCOLL:
+      {
+        coll_t cid = i.get_cid(op->cid);
+       f->dump_string("op_name", "mkcoll");
+       f->dump_stream("collection") << cid;
+      }
+      break;
+
+    case Transaction::OP_COLL_HINT:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        uint32_t type = op->hint_type;
+        f->dump_string("op_name", "coll_hint");
+        f->dump_stream("collection") << cid;
+        f->dump_unsigned("type", type);
+        bufferlist hint;
+        i.decode_bl(hint);
+        bufferlist::iterator hiter = hint.begin();
+        if (type == Transaction::COLL_HINT_EXPECTED_NUM_OBJECTS) {
+          uint32_t pg_num;
+          uint64_t num_objs;
+          ::decode(pg_num, hiter);
+          ::decode(num_objs, hiter);
+          f->dump_unsigned("pg_num", pg_num);
+          f->dump_unsigned("expected_num_objects", num_objs);
+        }
+      }
+      break;
+
+    case Transaction::OP_COLL_SET_BITS:
+      {
+       coll_t cid = i.get_cid(op->cid);
+       f->dump_string("op_name", "coll_set_bits");
+       f->dump_stream("collection") << cid;
+       f->dump_unsigned("bits", op->split_bits);
+      }
+      break;
+
+    case Transaction::OP_RMCOLL:
+      {
+        coll_t cid = i.get_cid(op->cid);
+       f->dump_string("op_name", "rmcoll");
+       f->dump_stream("collection") << cid;
+      }
+      break;
+
+    case Transaction::OP_COLL_ADD:
+      {
+        coll_t ocid = i.get_cid(op->cid);
+        coll_t ncid = i.get_cid(op->dest_cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       f->dump_string("op_name", "collection_add");
+       f->dump_stream("src_collection") << ocid;
+       f->dump_stream("dst_collection") << ncid;
+       f->dump_stream("oid") << oid;
+      }
+      break;
+
+    case Transaction::OP_COLL_REMOVE:
+       {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       f->dump_string("op_name", "collection_remove");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       }
+      break;
+
+    case Transaction::OP_COLL_MOVE:
+       {
+        coll_t ocid = i.get_cid(op->cid);
+        coll_t ncid = i.get_cid(op->dest_cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       f->open_object_section("collection_move");
+       f->dump_stream("src_collection") << ocid;
+       f->dump_stream("dst_collection") << ncid;
+       f->dump_stream("oid") << oid;
+       f->close_section();
+       }
+      break;
+
+    case Transaction::OP_COLL_SETATTR:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        string name = i.decode_string();
+       bufferlist bl;
+       i.decode_bl(bl);
+       f->dump_string("op_name", "collection_setattr");
+       f->dump_stream("collection") << cid;
+       f->dump_string("name", name);
+       f->dump_unsigned("length", bl.length());
+      }
+      break;
+
+    case Transaction::OP_COLL_RMATTR:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        string name = i.decode_string();
+       f->dump_string("op_name", "collection_rmattr");
+       f->dump_stream("collection") << cid;
+       f->dump_string("name", name);
+      }
+      break;
+
+    case Transaction::OP_STARTSYNC:
+      f->dump_string("op_name", "startsync");
+      break;
+
+    case Transaction::OP_COLL_RENAME:
+      {
+       f->dump_string("op_name", "collection_rename");
+      }
+      break;
+
+    case Transaction::OP_OMAP_CLEAR:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       f->dump_string("op_name", "omap_clear");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+      }
+      break;
+
+    case Transaction::OP_OMAP_SETKEYS:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       map<string, bufferlist> aset;
+       i.decode_attrset(aset);
+       f->dump_string("op_name", "omap_setkeys");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       f->open_object_section("attr_lens");
+       for (map<string, bufferlist>::iterator p = aset.begin();
+           p != aset.end(); ++p) {
+         f->dump_unsigned(p->first.c_str(), p->second.length());
+       }
+       f->close_section();
+      }
+      break;
+
+    case Transaction::OP_OMAP_RMKEYS:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       set<string> keys;
+       i.decode_keyset(keys);
+       f->dump_string("op_name", "omap_rmkeys");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+      }
+      break;
+
+    case Transaction::OP_OMAP_SETHEADER:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+       bufferlist bl;
+       i.decode_bl(bl);
+       f->dump_string("op_name", "omap_setheader");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       f->dump_stream("header_length") << bl.length();
+      }
+      break;
+
+    case Transaction::OP_SPLIT_COLLECTION:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        uint32_t bits = op->split_bits;
+        uint32_t rem = op->split_rem;
+        coll_t dest = i.get_cid(op->dest_cid);
+       f->dump_string("op_name", "op_split_collection_create");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("bits") << bits;
+       f->dump_stream("rem") << rem;
+       f->dump_stream("dest") << dest;
+      }
+      break;
+
+    case Transaction::OP_SPLIT_COLLECTION2:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        uint32_t bits = op->split_bits;
+        uint32_t rem = op->split_rem;
+        coll_t dest = i.get_cid(op->dest_cid);
+       f->dump_string("op_name", "op_split_collection");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("bits") << bits;
+       f->dump_stream("rem") << rem;
+       f->dump_stream("dest") << dest;
+      }
+      break;
+
+    case Transaction::OP_OMAP_RMKEYRANGE:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        string first, last;
+        first = i.decode_string();
+        last = i.decode_string();
+       f->dump_string("op_name", "op_omap_rmkeyrange");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("oid") << oid;
+       f->dump_string("first", first);
+       f->dump_string("last", last);
+      }
+      break;
+
+    case Transaction::OP_COLL_MOVE_RENAME:
+      {
+        coll_t old_cid = i.get_cid(op->cid);
+        ghobject_t old_oid = i.get_oid(op->oid);
+        coll_t new_cid = i.get_cid(op->dest_cid);
+        ghobject_t new_oid = i.get_oid(op->dest_oid);
+       f->dump_string("op_name", "op_coll_move_rename");
+       f->dump_stream("old_collection") << old_cid;
+       f->dump_stream("old_oid") << old_oid;
+       f->dump_stream("new_collection") << new_cid;
+       f->dump_stream("new_oid") << new_oid;
+      }
+      break;
+
+    case Transaction::OP_TRY_RENAME:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t old_oid = i.get_oid(op->oid);
+        ghobject_t new_oid = i.get_oid(op->dest_oid);
+       f->dump_string("op_name", "op_coll_move_rename");
+       f->dump_stream("collection") << cid;
+       f->dump_stream("old_oid") << old_oid;
+       f->dump_stream("new_oid") << new_oid;
+      }
+      break;
+       
+    case Transaction::OP_SETALLOCHINT:
+      {
+        coll_t cid = i.get_cid(op->cid);
+        ghobject_t oid = i.get_oid(op->oid);
+        uint64_t expected_object_size = op->expected_object_size;
+        uint64_t expected_write_size = op->expected_write_size;
+        f->dump_string("op_name", "op_setallochint");
+        f->dump_stream("collection") << cid;
+        f->dump_stream("oid") << oid;
+        f->dump_stream("expected_object_size") << expected_object_size;
+        f->dump_stream("expected_write_size") << expected_write_size;
+      }
+      break;
+
+    default:
+      f->dump_string("op_name", "unknown");
+      f->dump_unsigned("op_code", op->op);
+      stop_looping = true;
+      break;
+    }
+    f->close_section();
+    op_num++;
+  }
+  f->close_section();
+}
+
+#pragma GCC diagnostic ignored "-Wpragmas"
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+
+void ObjectStore::Transaction::generate_test_instances(list<ObjectStore::Transaction*>& o)
+{
+  o.push_back(new Transaction);
+
+  Transaction *t = new Transaction;
+  t->nop();
+  o.push_back(t);
+  
+  t = new Transaction;
+  coll_t c(spg_t(pg_t(1,2), shard_id_t::NO_SHARD));
+  coll_t c2(spg_t(pg_t(4,5), shard_id_t::NO_SHARD));
+  ghobject_t o1(hobject_t("obj", "", 123, 456, -1, ""));
+  ghobject_t o2(hobject_t("obj2", "", 123, 456, -1, ""));
+  ghobject_t o3(hobject_t("obj3", "", 123, 456, -1, ""));
+  t->touch(c, o1);
+  bufferlist bl;
+  bl.append("some data");
+  t->write(c, o1, 1, bl.length(), bl);
+  t->zero(c, o1, 22, 33);
+  t->truncate(c, o1, 99);
+  t->remove(c, o1);
+  o.push_back(t);
+
+  t = new Transaction;
+  t->setattr(c, o1, "key", bl);
+  map<string,bufferptr> m;
+  m["a"] = buffer::copy("this", 4);
+  m["b"] = buffer::copy("that", 4);
+  t->setattrs(c, o1, m);
+  t->rmattr(c, o1, "b");
+  t->rmattrs(c, o1);
+
+  t->clone(c, o1, o2);
+  t->clone(c, o1, o3);
+  t->clone_range(c, o1, o2, 1, 12, 99);
+
+  t->create_collection(c, 12);
+  t->collection_move_rename(c, o2, c2, o3);
+  t->remove_collection(c);
+  o.push_back(t);  
+}
+
+#pragma GCC diagnostic pop
+#pragma GCC diagnostic warning "-Wpragmas"