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ruanhaishen
redis
Commits
db16a861
Commit
db16a861
authored
Jul 03, 2019
by
antirez
Browse files
Client side caching: CLIENT TRACKING subcommand.
parent
c29f3bcf
Changes
1
Hide whitespace changes
Inline
Side-by-side
src/networking.c
View file @
db16a861
...
@@ -1966,6 +1966,7 @@ void clientCommand(client *c) {
...
@@ -1966,6 +1966,7 @@ void clientCommand(client *c) {
"reply (on|off|skip) -- Control the replies sent to the current connection."
,
"reply (on|off|skip) -- Control the replies sent to the current connection."
,
"setname <name> -- Assign the name <name> to the current connection."
,
"setname <name> -- Assign the name <name> to the current connection."
,
"unblock <clientid> [TIMEOUT|ERROR] -- Unblock the specified blocked client."
,
"unblock <clientid> [TIMEOUT|ERROR] -- Unblock the specified blocked client."
,
"tracking (on|off) [REDIRECT <id>] -- Enable client keys tracking for client side caching."
,
NULL
NULL
};
};
addReplyHelp
(
c
,
help
);
addReplyHelp
(
c
,
help
);
...
@@ -2122,20 +2123,56 @@ NULL
...
@@ -2122,20 +2123,56 @@ NULL
addReply
(
c
,
shared
.
czero
);
addReply
(
c
,
shared
.
czero
);
}
}
}
else
if
(
!
strcasecmp
(
c
->
argv
[
1
]
->
ptr
,
"setname"
)
&&
c
->
argc
==
3
)
{
}
else
if
(
!
strcasecmp
(
c
->
argv
[
1
]
->
ptr
,
"setname"
)
&&
c
->
argc
==
3
)
{
/* CLIENT SETNAME */
if
(
clientSetNameOrReply
(
c
,
c
->
argv
[
2
])
==
C_OK
)
if
(
clientSetNameOrReply
(
c
,
c
->
argv
[
2
])
==
C_OK
)
addReply
(
c
,
shared
.
ok
);
addReply
(
c
,
shared
.
ok
);
}
else
if
(
!
strcasecmp
(
c
->
argv
[
1
]
->
ptr
,
"getname"
)
&&
c
->
argc
==
2
)
{
}
else
if
(
!
strcasecmp
(
c
->
argv
[
1
]
->
ptr
,
"getname"
)
&&
c
->
argc
==
2
)
{
/* CLIENT GETNAME */
if
(
c
->
name
)
if
(
c
->
name
)
addReplyBulk
(
c
,
c
->
name
);
addReplyBulk
(
c
,
c
->
name
);
else
else
addReplyNull
(
c
);
addReplyNull
(
c
);
}
else
if
(
!
strcasecmp
(
c
->
argv
[
1
]
->
ptr
,
"pause"
)
&&
c
->
argc
==
3
)
{
}
else
if
(
!
strcasecmp
(
c
->
argv
[
1
]
->
ptr
,
"pause"
)
&&
c
->
argc
==
3
)
{
/* CLIENT PAUSE */
long
long
duration
;
long
long
duration
;
if
(
getTimeoutFromObjectOrReply
(
c
,
c
->
argv
[
2
],
&
duration
,
UNIT_MILLISECONDS
)
if
(
getTimeoutFromObjectOrReply
(
c
,
c
->
argv
[
2
],
&
duration
,
!=
C_OK
)
return
;
UNIT_MILLISECONDS
)
!=
C_OK
)
return
;
pauseClients
(
duration
);
pauseClients
(
duration
);
addReply
(
c
,
shared
.
ok
);
addReply
(
c
,
shared
.
ok
);
}
else
if
(
!
strcasecmp
(
c
->
argv
[
1
]
->
ptr
,
"tracking"
)
&&
(
c
->
argc
==
3
||
c
->
argc
==
5
))
{
/* CLIENT TRACKING (on|off) [REDIRECT <id>] */
long
long
redir
=
0
;
/* Parse the redirection option: we'll require the client with
* the specified ID to exist right now, even if it is possible
* it will get disconnected later. */
if
(
c
->
argc
==
5
)
{
if
(
strcasecmp
(
c
->
argv
[
3
]
->
ptr
,
"redirect"
)
!=
0
)
{
addReply
(
c
,
shared
.
syntaxerr
);
return
;
}
else
{
if
(
getLongLongFromObjectOrReply
(
c
,
c
->
argv
[
4
],
&
redir
,
NULL
)
!=
C_OK
)
return
;
if
(
lookupClientByID
(
redir
)
==
NULL
)
{
addReplyError
(
c
,
"The client ID you want redirect to "
"does not exist"
);
return
;
}
}
}
if
(
!
strcasecmp
(
c
->
argv
[
2
]
->
ptr
,
"on"
))
{
enableTracking
(
c
,
redir
);
}
else
if
(
!
strcasecmp
(
c
->
argv
[
2
]
->
ptr
,
"off"
))
{
disableTracking
(
c
);
}
else
{
addReply
(
c
,
shared
.
syntaxerr
);
return
;
}
addReply
(
c
,
shared
.
ok
);
}
else
{
}
else
{
addReplyErrorFormat
(
c
,
"Unknown subcommand or wrong number of arguments for '%s'. Try CLIENT HELP"
,
(
char
*
)
c
->
argv
[
1
]
->
ptr
);
addReplyErrorFormat
(
c
,
"Unknown subcommand or wrong number of arguments for '%s'. Try CLIENT HELP"
,
(
char
*
)
c
->
argv
[
1
]
->
ptr
);
}
}
...
...
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