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propagating file change attr on getattr

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This commit is contained in:
Olga Kornievskaia 2012-02-06 14:23:47 -05:00 • committed by unknown
parent 63f499c4b7
commit 3def6f5e24
3 changed files with 19 additions and 4 deletions
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3
daemon/getattr.c
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@ -104,6 +104,7 @@ static int handle_getattr(nfs41_upcall *upcall)
switch (args->query_class) { switch (args->query_class) {
case FileBasicInformation: case FileBasicInformation:
nfs_to_basic_info(&info, &args->basic_info); nfs_to_basic_info(&info, &args->basic_info);
args->ctime = info.change;
break; break;
case FileStandardInformation: case FileStandardInformation:
nfs_to_standard_info(&info, &args->std_info); nfs_to_standard_info(&info, &args->std_info);
@ -165,6 +166,8 @@ static int marshall_getattr(unsigned char *buffer, uint32_t *length, nfs41_upcal
status = 103; status = 103;
goto out; goto out;
} }
status = safe_write(&buffer, length, &args->ctime, sizeof(args->ctime));
if (status) goto out;
out: out:
return status; return status;
} }

1
daemon/upcall.h
View file

@ -96,6 +96,7 @@ typedef struct __getattr_upcall_args {
int query_class; int query_class;
int buf_len; int buf_len;
int query_reply_len; int query_reply_len;
ULONGLONG ctime;
} getattr_upcall_args; } getattr_upcall_args;
typedef struct __setattr_upcall_args { typedef struct __setattr_upcall_args {

19
sys/nfs41_driver.c
View file

@ -194,6 +194,7 @@ typedef struct _updowncall_entry {
BOOLEAN initial_query; BOOLEAN initial_query;
PMDL mdl; PMDL mdl;
PVOID mdl_buf; PVOID mdl_buf;
ULONGLONG ChangeTime;
} QueryFile; } QueryFile;
struct { struct {
PUNICODE_STRING filename; PUNICODE_STRING filename;
@ -1636,13 +1637,24 @@ void unmarshal_nfs41_attrget(
{ {
ULONG buf_len; ULONG buf_len;
RtlCopyMemory(&buf_len, *buf, sizeof(ULONG)); RtlCopyMemory(&buf_len, *buf, sizeof(ULONG));
*buf += sizeof(ULONG);
*attr_len = buf_len;
if (buf_len > *attr_len) { if (buf_len > *attr_len) {
cur->status = STATUS_BUFFER_TOO_SMALL; cur->status = STATUS_BUFFER_TOO_SMALL;
return; return;
} }
*buf += sizeof(ULONG);
*attr_len = buf_len;
RtlCopyMemory(attr_value, *buf, buf_len); RtlCopyMemory(attr_value, *buf, buf_len);
*buf += buf_len;
}
void unmarshal_nfs41_getattr(
nfs41_updowncall_entry *cur,
unsigned char **buf)
{
unmarshal_nfs41_attrget(cur, cur->u.QueryFile.buf,
&cur->u.QueryFile.buf_len, buf);
RtlCopyMemory(&cur->u.QueryFile.ChangeTime, *buf, sizeof(LONGLONG));
DbgP("[getattr] ChangeTime %llu\n", cur->u.QueryFile.ChangeTime);
} }
NTSTATUS unmarshal_nfs41_getacl( NTSTATUS unmarshal_nfs41_getacl(
@ -1772,8 +1784,7 @@ NTSTATUS nfs41_downcall(
status = unmarshal_nfs41_dirquery(cur, &buf); status = unmarshal_nfs41_dirquery(cur, &buf);
break; break;
case NFS41_FILE_QUERY: case NFS41_FILE_QUERY:
unmarshal_nfs41_attrget(cur, cur->u.QueryFile.buf, unmarshal_nfs41_getattr(cur, &buf);
&cur->u.QueryFile.buf_len, &buf);
break; break;
case NFS41_EA_GET: case NFS41_EA_GET:
unmarshal_nfs41_attrget(cur, cur->u.QueryEa.buf, unmarshal_nfs41_attrget(cur, cur->u.QueryEa.buf,