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146 lines
5.1 KiB
146 lines
5.1 KiB
/* SPDX-License-Identifier: GPL-2.0-or-later */ |
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/* AFS Volume Location Service client interface |
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* |
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* Copyright (C) 2002, 2007 Red Hat, Inc. All Rights Reserved. |
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* Written by David Howells ([email protected]) |
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*/ |
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#ifndef AFS_VL_H |
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#define AFS_VL_H |
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#include "afs.h" |
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#define AFS_VL_PORT 7003 /* volume location service port */ |
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#define VL_SERVICE 52 /* RxRPC service ID for the Volume Location service */ |
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#define YFS_VL_SERVICE 2503 /* Service ID for AuriStor upgraded VL service */ |
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enum AFSVL_Operations { |
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VLGETENTRYBYID = 503, /* AFS Get VLDB entry by ID */ |
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VLGETENTRYBYNAME = 504, /* AFS Get VLDB entry by name */ |
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VLPROBE = 514, /* AFS probe VL service */ |
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VLGETENTRYBYIDU = 526, /* AFS Get VLDB entry by ID (UUID-variant) */ |
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VLGETENTRYBYNAMEU = 527, /* AFS Get VLDB entry by name (UUID-variant) */ |
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VLGETADDRSU = 533, /* AFS Get addrs for fileserver */ |
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YVLGETENDPOINTS = 64002, /* YFS Get endpoints for file/volume server */ |
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YVLGETCELLNAME = 64014, /* YFS Get actual cell name */ |
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VLGETCAPABILITIES = 65537, /* AFS Get server capabilities */ |
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}; |
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enum AFSVL_Errors { |
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AFSVL_IDEXIST = 363520, /* Volume Id entry exists in vl database */ |
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AFSVL_IO = 363521, /* I/O related error */ |
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AFSVL_NAMEEXIST = 363522, /* Volume name entry exists in vl database */ |
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AFSVL_CREATEFAIL = 363523, /* Internal creation failure */ |
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AFSVL_NOENT = 363524, /* No such entry */ |
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AFSVL_EMPTY = 363525, /* Vl database is empty */ |
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AFSVL_ENTDELETED = 363526, /* Entry is deleted (soft delete) */ |
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AFSVL_BADNAME = 363527, /* Volume name is illegal */ |
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AFSVL_BADINDEX = 363528, /* Index is out of range */ |
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AFSVL_BADVOLTYPE = 363529, /* Bad volume type */ |
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AFSVL_BADSERVER = 363530, /* Illegal server number (out of range) */ |
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AFSVL_BADPARTITION = 363531, /* Bad partition number */ |
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AFSVL_REPSFULL = 363532, /* Run out of space for Replication sites */ |
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AFSVL_NOREPSERVER = 363533, /* No such Replication server site exists */ |
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AFSVL_DUPREPSERVER = 363534, /* Replication site already exists */ |
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AFSVL_RWNOTFOUND = 363535, /* Parent R/W entry not found */ |
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AFSVL_BADREFCOUNT = 363536, /* Illegal Reference Count number */ |
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AFSVL_SIZEEXCEEDED = 363537, /* Vl size for attributes exceeded */ |
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AFSVL_BADENTRY = 363538, /* Bad incoming vl entry */ |
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AFSVL_BADVOLIDBUMP = 363539, /* Illegal max volid increment */ |
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AFSVL_IDALREADYHASHED = 363540, /* RO/BACK id already hashed */ |
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AFSVL_ENTRYLOCKED = 363541, /* Vl entry is already locked */ |
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AFSVL_BADVOLOPER = 363542, /* Bad volume operation code */ |
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AFSVL_BADRELLOCKTYPE = 363543, /* Bad release lock type */ |
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AFSVL_RERELEASE = 363544, /* Status report: last release was aborted */ |
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AFSVL_BADSERVERFLAG = 363545, /* Invalid replication site server flag */ |
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AFSVL_PERM = 363546, /* No permission access */ |
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AFSVL_NOMEM = 363547, /* malloc/realloc failed to alloc enough memory */ |
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}; |
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enum { |
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YFS_SERVER_INDEX = 0, |
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YFS_SERVER_UUID = 1, |
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YFS_SERVER_ENDPOINT = 2, |
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}; |
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enum { |
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YFS_ENDPOINT_IPV4 = 0, |
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YFS_ENDPOINT_IPV6 = 1, |
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}; |
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#define YFS_MAXENDPOINTS 16 |
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/* |
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* maps to "struct vldbentry" in vvl-spec.pdf |
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*/ |
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struct afs_vldbentry { |
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char name[65]; /* name of volume (with NUL char) */ |
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afs_voltype_t type; /* volume type */ |
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unsigned num_servers; /* num servers that hold instances of this vol */ |
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unsigned clone_id; /* cloning ID */ |
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unsigned flags; |
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#define AFS_VLF_RWEXISTS 0x1000 /* R/W volume exists */ |
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#define AFS_VLF_ROEXISTS 0x2000 /* R/O volume exists */ |
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#define AFS_VLF_BACKEXISTS 0x4000 /* backup volume exists */ |
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afs_volid_t volume_ids[3]; /* volume IDs */ |
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struct { |
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struct in_addr addr; /* server address */ |
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unsigned partition; /* partition ID on this server */ |
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unsigned flags; /* server specific flags */ |
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#define AFS_VLSF_NEWREPSITE 0x0001 /* Ignore all 'non-new' servers */ |
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#define AFS_VLSF_ROVOL 0x0002 /* this server holds a R/O instance of the volume */ |
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#define AFS_VLSF_RWVOL 0x0004 /* this server holds a R/W instance of the volume */ |
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#define AFS_VLSF_BACKVOL 0x0008 /* this server holds a backup instance of the volume */ |
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#define AFS_VLSF_UUID 0x0010 /* This server is referred to by its UUID */ |
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#define AFS_VLSF_DONTUSE 0x0020 /* This server ref should be ignored */ |
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} servers[8]; |
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}; |
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#define AFS_VLDB_MAXNAMELEN 65 |
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struct afs_ListAddrByAttributes__xdr { |
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__be32 Mask; |
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#define AFS_VLADDR_IPADDR 0x1 /* Match by ->ipaddr */ |
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#define AFS_VLADDR_INDEX 0x2 /* Match by ->index */ |
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#define AFS_VLADDR_UUID 0x4 /* Match by ->uuid */ |
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__be32 ipaddr; |
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__be32 index; |
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__be32 spare; |
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struct afs_uuid__xdr uuid; |
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}; |
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struct afs_uvldbentry__xdr { |
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__be32 name[AFS_VLDB_MAXNAMELEN]; |
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__be32 nServers; |
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struct afs_uuid__xdr serverNumber[AFS_NMAXNSERVERS]; |
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__be32 serverUnique[AFS_NMAXNSERVERS]; |
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__be32 serverPartition[AFS_NMAXNSERVERS]; |
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__be32 serverFlags[AFS_NMAXNSERVERS]; |
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__be32 volumeId[AFS_MAXTYPES]; |
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__be32 cloneId; |
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__be32 flags; |
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__be32 spares1; |
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__be32 spares2; |
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__be32 spares3; |
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__be32 spares4; |
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__be32 spares5; |
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__be32 spares6; |
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__be32 spares7; |
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__be32 spares8; |
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__be32 spares9; |
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}; |
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struct afs_address_list { |
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refcount_t usage; |
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unsigned int version; |
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unsigned int nr_addrs; |
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struct sockaddr_rxrpc addrs[]; |
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}; |
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extern void afs_put_address_list(struct afs_address_list *alist); |
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#endif /* AFS_VL_H */
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