Commit 7e5c3602 authored by Henry Oswald's avatar Henry Oswald
Browse files

mvp migration script

parent 8a27de51
......@@ -55,6 +55,8 @@ module.exports = (grunt) ->
grunt.loadNpmTasks 'grunt-execute'
grunt.loadNpmTasks 'grunt-available-tasks'
grunt.loadNpmTasks 'grunt-concurrent'
grunt.loadNpmTasks "grunt-contrib-coffee"
execute = {}
for service in SERVICES
......@@ -70,6 +72,18 @@ module.exports = (grunt) ->
options:
limit: SERVICES.length
logConcurrentOutput: true
coffee:
migrate:
expand: true,
flatten: false,
cwd: './',
src: ['./migrations/*.coffee'],
dest: './',
ext: '.js'
options:
bare:true
availabletasks:
tasks:
......@@ -147,6 +161,10 @@ module.exports = (grunt) ->
grunt.registerTask "build:upstart_scripts", "Create upstart scripts for each service", () ->
Helpers.buildUpstartScripts()
grunt.registerTask 'migrate', 'run migrations', ['coffee:migrate']
Helpers =
installService: (service, callback = (error) ->) ->
Helpers.cloneGitRepo service, (error) ->
......
fs = require("fs")
mongojs = require("mongojs")
ObjectId = mongojs.ObjectId
db = mongojs('sharelatex', ['projects', 'docs'])
_ = require("underscore")
async = require("async")
local_db_path = "/tmp/process-db"
Datastore = require('nedb')
processDb = new Datastore({ filename: local_db_path})
printProgress = ->
processDb.count {processed:false}, (err, todo)->
processDb.count {}, (err, total)->
console.log "#{todo}/#{total} processed"
setTimeout printProgress, 1000
writeProjectIdsToDisk = (callback)->
db.projects.find {}, {_id:1}, (err,ids)->
console.log "total found projects in mongo #{ids.length}"
ids = _.map ids, (id)-> return id._id.toString()
jobs = _.map ids, (id)->
return (cb)->
processDb.findOne {project_id:id}, (err, doc)->
if doc?
return cb()
processDb.insert {project_id:id, processed:false}, cb
async.series jobs, (err)->
processDb.count {processed:false}, (err, count)->
console.log "projects to process: #{count}"
callback()
getNextProjectToProccess = (callback)->
processDb.findOne {processed:false}, (err, doc)->
callback err, doc.project_id
markProjectAsProcessed = (project_id, callback)->
processDb.update project_id:project_id, {$set:{processed:true}}, {}, callback
getAllDocs = (project_id, callback = (error, docs) ->) ->
db.projects.findOne _id:ObjectId(project_id), (error, project) ->
return callback(error) if error?
return callback new Errors.NotFoundError("No such project: #{project_id}") if !project?
findAllDocsInProject project, (error, docs) ->
return callback(error) if error?
return callback null, docs
findAllDocsInProject = (project, callback = (error, docs) ->) ->
callback null, _findAllDocsInFolder project.rootFolder[0]
_findDocInFolder = (folder = {}, doc_id, currentPath) ->
for doc, i in folder.docs or []
if doc?._id? and doc._id.toString() == doc_id.toString()
return {
doc: doc
mongoPath: "#{currentPath}.docs.#{i}"
}
for childFolder, i in folder.folders or []
result = _findDocInFolder childFolder, doc_id, "#{currentPath}.folders.#{i}"
return result if result?
return null
_findAllDocsInFolder = (folder = {}) ->
docs = folder.docs or []
for childFolder in folder.folders or []
docs = docs.concat _findAllDocsInFolder childFolder
return docs
insertDocIntoDocCollection = (project_id, doc_id, lines, oldRev, callback)->
update = {}
update["_id"] = ObjectId(doc_id)
update["lines"] = lines
update["project_id"] = ObjectId(project_id)
update["rev"] = oldRev
db.docs.insert _id: ObjectId(doc_id), callback
saveDocsIntoMongo = (project_id, docs, callback)->
jobs = _.map docs, (doc)->
(cb)->
insertDocIntoDocCollection project_id, doc._id, project_id.lines, doc.rev, cb
async.series jobs, callback
processNext = ->
processDb.count {processed:false}, (err, total)->
if total == 0
console.log "DONE"
process.exit()
else
getNextProjectToProccess (err, project_id)->
getAllDocs project_id, (err, docs)->
saveDocsIntoMongo project_id, docs, ->
markProjectAsProcessed project_id, ->
processNext()
processDb.loadDatabase ->
writeProjectIdsToDisk ->
processNext()
exports.up = (next)->
next()
exports.down = (next)->
next()
......@@ -4,8 +4,11 @@
"description": "An online collaborative LaTeX editor",
"dependencies": {
"async": "^0.9.0",
"mongojs": "^0.18.1",
"nedb": "^1.1.1",
"rimraf": "~2.2.6",
"settings-sharelatex": "git+https://github.com/sharelatex/settings-sharelatex.git"
"settings-sharelatex": "git+https://github.com/sharelatex/settings-sharelatex.git",
"underscore": "^1.7.0"
},
"devDependencies": {
"grunt": "~0.4.2",
......@@ -14,6 +17,7 @@
"grunt-execute": "~0.1.5",
"grunt-available-tasks": "~0.4.1",
"grunt-concurrent": "~0.4.3",
"grunt-contrib-coffee": "~0.10.1",
"semver": "~2.2.1",
"knox": "~0.8.9"
}
......
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