Skip to content
Projects
Groups
Snippets
Help
Loading...
Help
Support
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in / Register
Toggle navigation
jio
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Milestones
Merge Requests
0
Merge Requests
0
Analytics
Analytics
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Commits
Issue Boards
Open sidebar
Mukul
jio
Commits
bc3765c4
Commit
bc3765c4
authored
Feb 19, 2013
by
Tristan Cavelier
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
synchro prototype #2
parent
a408ebb5
Changes
1
Show whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
240 additions
and
0 deletions
+240
-0
src/jio.storage/synchro2.js
src/jio.storage/synchro2.js
+240
-0
No files found.
src/jio.storage/synchro2.js
0 → 100644
View file @
bc3765c4
var
that
=
{};
var
priv
=
{};
var
RESPONSES
=
{
"
put
"
:[],
"
get
"
:[]};
var
todo
=
function
(
string
)
{
global
.
todo
=
global
.
todo
||
{};
if
(
!
global
.
todo
[
string
])
{
global
.
todo
[
string
]
=
true
;
console
.
log
(
'
TODO:
'
+
string
);
}
};
priv
.
clone
=
function
(
object
)
{
var
tmp
=
JSON
.
stringify
(
object
);
if
(
tmp
===
undefined
)
{
return
undefined
;
}
return
JSON
.
parse
(
tmp
);
};
that
.
addJob
=
function
(
method
,
storage_spec
,
doc
,
option
,
success
,
error
)
{
console
.
log
(
method
+
"
"
+
JSON
.
stringify
(
storage_spec
)
+
"
"
+
JSON
.
stringify
(
doc
)
+
"
"
+
JSON
.
stringify
(
option
));
var
r
=
RESPONSES
[
method
].
shift
();
setTimeout
(
function
()
{
if
(
r
.
ok
===
true
)
{
success
(
r
);
}
else
{
error
(
r
);
}
},
Math
.
floor
(
Math
.
random
()
*
500
));
// {0..500}
};
priv
.
send
=
function
(
method
,
index
,
doc
,
option
,
callback
)
{
console
.
log
(
"
send
"
+
method
+
"
"
+
JSON
.
stringify
(
priv
.
storage_list
[
index
])
+
"
"
+
JSON
.
stringify
(
doc
)
+
"
"
+
JSON
.
stringify
(
option
));
var
wrapped_callback_success
,
wrapped_callback_error
;
callback
=
callback
||
priv
.
emptyFunction
;
wrapped_callback_success
=
function
(
response
)
{
callback
(
method
,
index
,
undefined
,
response
);
};
wrapped_callback_error
=
function
(
err
)
{
callback
(
method
,
index
,
err
,
undefined
);
};
that
.
addJob
(
method
,
priv
.
storage_list
[
index
],
doc
,
option
,
wrapped_callback_success
,
wrapped_callback_error
);
};
priv
.
sendToAll
=
function
(
method
,
doc
,
option
,
callback
)
{
console
.
log
(
"
sendToAll
"
+
method
+
"
"
+
JSON
.
stringify
(
doc
)
+
"
"
+
JSON
.
stringify
(
option
));
var
i
;
for
(
i
=
0
;
i
<
priv
.
storage_list
.
length
;
i
+=
1
)
{
priv
.
send
(
method
,
i
,
doc
,
option
,
callback
);
}
};
priv
.
emptyFunction
=
function
()
{};
////////////////////////////////////////////////////////////////////////////////
// NEW
priv
.
replicateRevToDistantRev
=
function
(
revision
,
storage_index
)
{
throw
{
"
name
"
:
"
NotImplementedError
"
,
"
message
"
:
"
replicateRevToDistantRev
"
};
};
// Check pass only if:
// - all the substorages answer the requests
// - they respond exactly the same thing
// - consistency is correct
// Consistency is correct if:
// - it has a correct revision
// If answers differ, the good answer is the first one which is more returned
that
.
check
=
function
(
command
)
{
priv
.
check
(
command
.
cloneDoc
(),
command
.
cloneOption
(),
that
.
success
,
that
.
error
);
};
that
.
repair
=
function
(
command
)
{
priv
.
repair
(
command
.
cloneDoc
(),
command
.
cloneOption
(),
true
,
that
.
success
,
that
.
error
);
};
priv
.
check
=
function
(
doc
,
option
,
success
,
error
)
{
priv
.
repair
(
doc
,
option
,
false
,
success
,
error
);
};
priv
.
repair
=
function
(
doc
,
option
,
repair
,
callback
)
{
callback
=
callback
||
priv
.
emptyFunction
;
option
=
option
||
{};
var
begin
=
function
()
{
var
param
=
{
"
doc
"
:
doc
,
"
option
"
:
option
,
"
repair
"
:
repair
,
"
responses
"
:
{
"
count
"
:
0
,
"
list
"
:
[
// 0: response0
// 1: response1
// 2: response2
],
"
stats
"
:
{
// responseA: [0, 1]
// responseB: [2]
},
"
stats_items
"
:
[
// 0: [responseA, [0, 1]]
// 1: [responseB, [2]]
]
}
};
getAllDocuments
(
param
);
},
getAllDocuments
=
function
(
param
)
{
var
i
,
doc
=
priv
.
clone
(
param
.
doc
),
option
=
priv
.
clone
(
param
.
option
);
option
.
conflicts
=
true
;
option
.
revs
=
true
;
option
.
revs_info
=
true
;
for
(
i
=
0
;
i
<
priv
.
storage_list
.
length
;
i
+=
1
)
{
doc
.
_rev
=
priv
.
replicateRevToDistantRev
(
doc
.
_rev
,
i
);
priv
.
send
(
"
get
"
,
i
,
doc
,
option
,
dealResults
(
param
));
}
},
dealResults
=
function
(
param
)
{
var
deal_result_state
=
"
ok
"
;
return
function
(
method
,
index
,
err
,
response
)
{
if
(
deal_result_state
!==
"
ok
"
)
{
// deal result is in a wrong state, exit
return
;
}
if
(
err
)
{
if
(
err
.
status
!==
404
)
{
// get document failed, exit
deal_result_state
=
"
error
"
;
callback
({
"
status
"
:
40
,
"
statusText
"
:
"
Check Failed
"
,
"
error
"
:
"
check_failed
"
,
"
message
"
:
"
An error occured on the sub storage
"
,
"
reason
"
:
err
.
reason
});
return
;
}
}
// success to get the document
// add the response in memory
param
.
responses
.
count
+=
1
;
param
.
responses
.
list
[
index
]
=
response
;
param
.
responses
.
revs
[
response
.
_rev
]
=
response
;
if
(
param
.
responses
.
count
!==
param
.
responses
.
list
.
length
)
{
// this is not the last response, wait for the next response
return
;
}
// this is now the last response
makeResponsesStats
(
param
.
responses
);
if
(
param
.
responses
.
stats_items
.
length
===
1
)
{
// the responses are equals!
callback
(
undefined
,
{
"
ok
"
:
true
,
"
id
"
:
param
.
doc
.
_id
,
"
rev
"
:
priv
.
distantRevToReplicateRev
(
typeof
param
.
responses
.
list
[
0
]
===
"
object
"
?
param
.
responses
.
list
[
0
].
_rev
:
undefined
)
});
return
;
}
// the responses are different
if
(
param
.
repair
===
false
)
{
// do not repair
callback
({
"
status
"
:
41
,
"
statusText
"
:
"
Check Not Ok
"
,
"
error
"
:
"
check_not_ok
"
,
"
message
"
:
"
Some documents are different in the sub storages
"
,
"
reason
"
:
"
Storage contents differ
"
});
return
;
}
// repair
synchronizeAllSubStorage
(
param
);
};
},
makeResponsesStats
=
function
(
responses
)
{
var
i
;
for
(
i
=
0
;
i
<
responses
.
count
;
i
+=
1
)
{
var
str_response
=
JSON
.
stringify
(
responses
.
list
[
i
]);
if
(
responses
.
stats
[
str_response
]
===
undefined
)
{
responses
.
stats
[
str_response
]
=
[];
responses
.
stats_items
.
push
(
str_response
,
responses
.
stats
[
str_responses
]
);
}
responses
.
stats
[
str_response
].
push
(
i
);
}
},
synchronizeAllSubStorage
=
function
(
param
)
{
var
i
,
j
,
len
=
param
.
responses
.
stats_items
.
length
;
for
(
i
=
0
;
i
<
len
;
i
+=
1
)
{
// browsing responses
for
(
j
=
0
;
j
<
len
;
j
+=
1
)
{
// browsing storage list
if
(
i
!==
j
)
{
synchronizeAllSubStorage
(
param
,
param
.
responses
.
stats_items
[
i
][
0
],
param
.
responses
.
stats_items
[
j
][
1
]
);
}
}
}
},
synchronizeResponseToSubStorage
=
function
(
param
,
response
,
storage_list
)
{
throw
{
"
name
"
:
"
NotImplementedError
"
,
"
message
"
:
"
synchronizeResponseToSubStorage
"
};
};
begin
();
};
////////////////////////////////////////////////////////////////////////////////
// TEST
RESPONSES
.
get
.
push
({
"
_id
"
:
"
doc1
"
,
"
_rev
"
:
"
2-222
"
});
priv
.
storage_list
=
[
"
revision1
"
];
priv
.
repair
({
"
_id
"
:
"
doc1
"
,
"
_rev
"
:
"
2-2
"
},
{},
function
(
err
,
response
)
{
console
.
log
(
"
END
"
);
console
.
log
(
err
||
response
);
});
// priv.storage_list = ["revision1", "revision2", "revision3"];
// priv.repair({"_id": "doc1", "_rev": "2-222"}, function (err, response) {
// console.log("END");
// console.log(err || response);
// });
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment