Created
April 7, 2013 03:04
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var r = require('redis'); | |
r.debug_mode = true; | |
var redis = r.createClient(), | |
allRows = [], | |
migrated = 0; | |
redis.on("end", function(){ | |
console.log("we should be done here"); | |
}); | |
// channels | |
var fetchAll = function(err, channels) { | |
for (i = 0; i < channels.length; ++i) { | |
redis.lrange(channels[i], 0, -1, fetch); | |
} | |
finish(); | |
} | |
// per channel | |
var fetch = function(err, rows) { | |
if (rows == null) { return; } | |
for (i = 0; i < rows.length; ++i) { | |
allRows.push(rows[i]); | |
} | |
} | |
// finish | |
var finish = function() { | |
redis.select(1, migrate); | |
} | |
// migrate allRows | |
var migrate = function() { | |
for (i = 0; i < allRows.length; ++i) { | |
var row = allRows[i]; | |
var msg = JSON.parse(row); | |
redis.zadd(msg.room, msg.timestamp, row, function(err, reply){migrated++;}); | |
} | |
redis.quit(report); | |
} | |
// report at the end | |
var report = function() { | |
console.log("migrated rows - " + migrated); | |
} | |
// get started | |
redis.keys('#*', fetchAll); |
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