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afs: Implement YFS support in the fs client

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Implement support for talking to YFS-variant fileservers in the cache
manager and the filesystem client.  These implement upgraded services on
the same port as their AFS services.

YFS fileservers provide expanded capabilities over AFS.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells
2018-10-20 00:57:58 +01:00
parent d4936803a9
commit 30062bd13e
9 changed files with 2500 additions and 28 deletions
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106
fs/afs/protocol_yfs.h
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@@ -30,6 +30,36 @@ enum YFS_CM_Operations {
YFSCBCallBack = 64204,
};
enum YFS_FS_Operations {
YFSFETCHACL = 64131, /* YFS Fetch file ACL */
YFSFETCHSTATUS = 64132, /* YFS Fetch file status */
YFSSTOREACL = 64134, /* YFS Store file ACL */
YFSSTORESTATUS = 64135, /* YFS Store file status */
YFSREMOVEFILE = 64136, /* YFS Remove a file */
YFSCREATEFILE = 64137, /* YFS Create a file */
YFSRENAME = 64138, /* YFS Rename or move a file or directory */
YFSSYMLINK = 64139, /* YFS Create a symbolic link */
YFSLINK = 64140, /* YFS Create a hard link */
YFSMAKEDIR = 64141, /* YFS Create a directory */
YFSREMOVEDIR = 64142, /* YFS Remove a directory */
YFSGETVOLUMESTATUS = 64149, /* YFS Get volume status information */
YFSSETVOLUMESTATUS = 64150, /* YFS Set volume status information */
YFSSETLOCK = 64156, /* YFS Request a file lock */
YFSEXTENDLOCK = 64157, /* YFS Extend a file lock */
YFSRELEASELOCK = 64158, /* YFS Release a file lock */
YFSLOOKUP = 64161, /* YFS lookup file in directory */
YFSFLUSHCPS = 64165,
YFSFETCHOPAQUEACL = 64168,
YFSWHOAMI = 64170,
YFSREMOVEACL = 64171,
YFSREMOVEFILE2 = 64173,
YFSSTOREOPAQUEACL2 = 64174,
YFSINLINEBULKSTATUS = 64536, /* YFS Fetch multiple file statuses with errors */
YFSFETCHDATA64 = 64537, /* YFS Fetch file data */
YFSSTOREDATA64 = 64538, /* YFS Store file data */
YFSUPDATESYMLINK = 64540,
};
struct yfs_xdr_u64 {
__be32 msw;
__be32 lsw;
@@ -55,3 +85,79 @@ struct yfs_xdr_YFSFid {
struct yfs_xdr_u64 volume;
struct yfs_xdr_vnode vnode;
} __packed;
struct yfs_xdr_YFSFetchStatus {
__be32 type;
__be32 nlink;
struct yfs_xdr_u64 size;
struct yfs_xdr_u64 data_version;
struct yfs_xdr_u64 author;
struct yfs_xdr_u64 owner;
struct yfs_xdr_u64 group;
__be32 mode;
__be32 caller_access;
__be32 anon_access;
struct yfs_xdr_vnode parent;
__be32 data_access_protocol;
struct yfs_xdr_u64 mtime_client;
struct yfs_xdr_u64 mtime_server;
__be32 lock_count;
__be32 abort_code;
} __packed;
struct yfs_xdr_YFSCallBack {
__be32 version;
struct yfs_xdr_u64 expiration_time;
__be32 type;
} __packed;
struct yfs_xdr_YFSStoreStatus {
__be32 mask;
__be32 mode;
struct yfs_xdr_u64 mtime_client;
struct yfs_xdr_u64 owner;
struct yfs_xdr_u64 group;
} __packed;
struct yfs_xdr_RPCFlags {
__be32 rpc_flags;
} __packed;
struct yfs_xdr_YFSVolSync {
struct yfs_xdr_u64 vol_creation_date;
struct yfs_xdr_u64 vol_update_date;
struct yfs_xdr_u64 max_quota;
struct yfs_xdr_u64 blocks_in_use;
struct yfs_xdr_u64 blocks_avail;
} __packed;
enum yfs_volume_type {
yfs_volume_type_ro = 0,
yfs_volume_type_rw = 1,
};
#define yfs_FVSOnline 0x1
#define yfs_FVSInservice 0x2
#define yfs_FVSBlessed 0x4
#define yfs_FVSNeedsSalvage 0x8
struct yfs_xdr_YFSFetchVolumeStatus {
struct yfs_xdr_u64 vid;
struct yfs_xdr_u64 parent_id;
__be32 flags;
__be32 type;
struct yfs_xdr_u64 max_quota;
struct yfs_xdr_u64 blocks_in_use;
struct yfs_xdr_u64 part_blocks_avail;
struct yfs_xdr_u64 part_max_blocks;
struct yfs_xdr_u64 vol_copy_date;
struct yfs_xdr_u64 vol_backup_date;
} __packed;
struct yfs_xdr_YFSStoreVolumeStatus {
__be32 mask;
struct yfs_xdr_u64 min_quota;
struct yfs_xdr_u64 max_quota;
struct yfs_xdr_u64 file_quota;
} __packed;