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stack
vernemq
Commits
08bc1e1c
Commit
08bc1e1c
authored
Sep 16, 2018
by
zCaesar
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f1ffcccf
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1 changed file
with
35 additions
and
22 deletions
+35
-22
authhook/auth_on_subscribe.js
+35
-22
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authhook/auth_on_subscribe.js
View file @
08bc1e1c
var
config
=
require
(
'config'
);
// https://github.com/isaacs/node-lru-cache
var
LRU
=
require
(
"lru-cache"
)
,
var
LRU
=
require
(
"lru-cache"
),
cache
=
LRU
({
max
:
500
,
maxAge
:
1000
*
60
*
5
});
max
:
500
,
maxAge
:
1000
*
60
*
5
});
var
debug
=
false
;
// for testing
...
...
@@ -12,13 +13,13 @@ function authCheck(client_id, token, topic, callback) {
callback
(
true
);
}
module
.
exports
=
function
(
options
=
{})
{
module
.
exports
=
function
(
options
=
{})
{
debug
=
options
.
debug
||
false
;
return
function
(
req
,
res
,
next
)
{
return
function
(
req
,
res
,
next
)
{
if
(
debug
)
{
if
(
options
.
debug
)
{
console
.
log
(
'auth_on_subscribe-------------'
);
console
.
log
(
req
.
body
);
}
...
...
@@ -27,24 +28,35 @@ module.exports = function(options={}) {
var
authstatus
;
var
topic
=
req
.
body
.
topics
[
0
].
topic
;
var
cachekey
=
'sub:'
+
req
.
body
.
client_id
+
':'
+
req
.
body
.
username
+
':'
+
topic
;
var
cachekey
=
'sub:'
+
req
.
body
.
client_id
+
':'
+
req
.
body
.
username
+
':'
+
topic
;
var
authstatus
=
cache
.
get
(
cachekey
);
if
(
typeof
(
authstatus
)
==
'undefined'
)
{
// cache missed
authCheck
(
req
.
body
.
client_id
,
req
.
body
.
username
,
topic
,
function
(
result
)
{
cache
.
set
(
cachekey
,
result
);
res
.
send
({
"result"
:
result
?
"ok"
:
"no"
// Set Response
var
getGroupID
=
require
(
'./utils/getGroupID'
).
getGroupID
getGroupID
(
req
.
body
.
username
,
req
.
body
.
client_id
,
(
_id
)
=>
{
// get groupID
// console.log(_id)
var
_ftopic
=
require
(
'./utils/getTopic'
).
getTopic
(
topic
,
_id
)
// get topic where concat with groupID
var
_topic
=
[{
// setTopic for response
'topic'
:
_ftopic
,
'qos'
:
0
}]
var
response
=
{
'result'
:
'ok'
,
'topics'
:
_topic
}
if
(
typeof
(
authstatus
)
==
'undefined'
)
{
// cache missed
authCheck
(
req
.
body
.
client_id
,
req
.
body
.
username
,
topic
,
function
(
result
)
{
cache
.
set
(
cachekey
,
result
);
res
.
send
(
response
);
});
});
}
else
{
res
.
send
({
"result"
:
authstatus
?
"ok"
:
"no"
});
}
next
();
}
else
{
res
.
send
(
response
);
}
next
();
})
}
else
{
res
.
send
({
...
...
@@ -54,3 +66,4 @@ module.exports = function(options={}) {
}
}
}
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