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Begin OSD ops header

blocking-uring-test
Vitaliy Filippov 3 years ago
parent
commit
a68bf129c4
  1. 146
      osd_ops.h

146
osd_ops.h

@ -0,0 +1,146 @@
#pragma once
#include <stdint.h>
#define SECONDARY_OSD_OP_MAGIC 0xf3f003b966ace9ab2bd7b10325434553
#define SECONDARY_OSD_REPLY_MAGIC 0xd17a57243b580b99baa699b87b434553
#define OSD_OP_SECONDARY_READ 0x01
#define OSD_OP_SECONDARY_WRITE 0x02
#define OSD_OP_SECONDARY_SYNC 0x03
#define OSD_OP_SECONDARY_STABILIZE 0x04
#define OSD_OP_SECONDARY_DELETE 0x05
#define OSD_OP_SECONDARY_LIST 0x10
// common header of all operations
struct __attribute__((__packed__)) osd_op_header_t
{
// magic & protocol version
uint64_t magic;
// operation id
uint64_t id;
// operation type
uint64_t opcode;
};
struct __attribute__((__packed__)) osd_reply_header_t
{
// magic & protocol version
uint64_t magic;
// operation id
uint64_t id;
// return value
int64_t retval;
};
// read or write to the secondary OSD
struct __attribute__((__packed__)) osd_op_secondary_rw_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
// object
object_id oid;
// read/write version (automatic or specific)
uint64_t version;
// offset
uint32_t offset;
// length
uint32_t len;
} packet;
// buffer (direct IO aligned)
void *buf;
};
struct __attribute__((__packed__)) osd_reply_secondary_rw_t
{
struct __attribute__((__packed__))
{
osd_reply_header_t header;
// buffer size
uint64_t len;
} packet;
// buffer (direct IO aligned)
void *buf;
};
// delete object on the secondary OSD
struct __attribute__((__packed__)) osd_op_secondary_del_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
// object
object_id oid;
// delete version (automatic or specific)
uint64_t version;
} packet;
};
struct __attribute__((__packed__)) osd_reply_secondary_del_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
} packet;
};
// sync to the secondary OSD
struct __attribute__((__packed__)) osd_op_secondary_sync_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
} packet;
};
struct __attribute__((__packed__)) osd_reply_secondary_sync_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
} packet;
};
// stabilize objects on the secondary OSD
struct __attribute__((__packed__)) osd_op_secondary_stabilize_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
// oid array length
uint32_t len;
} packet;
// oid array
object_id *oids;
};
struct __attribute__((__packed__)) osd_reply_secondary_stabilize_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
} packet;
};
// list objects on replica
struct __attribute__((__packed__)) osd_op_secondary_list_t
{
struct __attribute__((__packed__))
{
osd_op_header_t header;
// placement group number
uint64_t pgnum;
} packet;
};
struct __attribute__((__packed__)) osd_reply_secondary_list_t
{
struct __attribute__((__packed__))
{
osd_reply_header_t header;
// oid array length
uint64_t len;
} packet;
// oid array
object_id *oids;
};
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