J'ai écrit une application qui affiche des images par ID et toutes les images enregistrées et situées dans S3. J'ai 2 instances et 1 LB dans ma machine AWS et l'index.js est situé dans les deux instances. Dans mes index.js j'ai écrit le chemin de mon seau S3 et je reçois un message d'erreur comme ceci:S3 connexion à l'application
Blockquote Ce fichier XML ne semble pas avoir des informations de style qui lui est associée. L'arborescence du document est illustrée ci-dessous.
Le code index.js:
//Get Images Names by Id/Color from MongoDB
var mongoose = require('mongoose');
var db = mongoose.connect('mongodb://db_usr:[email protected]:23550/db_ringapp2016_g');
var userSchema = require('./1_define_schema');
var size = 0;
var express = require('express'),
url = require('url'),
app = express();
var fs = require('fs');
var http = require('http');
var Upload = require('s3-uploader');
var restify = require('restify');
app.listen(process.env.PORT || 3000);
// connection error
mongoose.connection.once('error', function (err) {
console.log('connectiob error' + err);
});
//connecting to DB
mongoose.connection.once('open', function() {
console.log("============================");
console.log("Connected Successfully to DB");
console.log("============================");
userSchema.find({}, function(err, user){
if(err) throw err;
//first route - call first get function from WS.
app.get('/AllPictures' ,
function (req, res) {
console.log("DB: Get all Pictures");
res.status(200).json(user[0].Name);
});
})
//second route - call second function from WS (by Id).
app.get('/PicById/:Id/:Size', function (req, res) {
userSchema.find({Id:req.params.Id} , function(err, user){
if(err) throw err;
console.log("DB: Get Pic by ID: "+req.params.Id+" from MongoDB");
console.log("Name Pic: "+user[0].Name);
console.log("Size Pic: "+req.params.Size);
var temp = user[0].Name.split(".");
var result = temp[0]+req.params.Size+"."+temp[1];
console.log(result);
res.send('<!DOCTYPE HTML><html><head></head><body><img src="https://s3-us-west-2.amazonaws.com/galshaharbucket/'+result+'"></body></html>');
console.log("============================");
})
})
//thired route - call thired get from WS (by Color).
app.get('/PicByColor/:Color', function (req, res) {
userSchema.find({Color:req.params.Color}, function(err, user){
if(err) throw err;
var names = [];
console.log("DB: Get Pic by Color: "+req.params.Color+" from MongoDB");
console.log("--------------------");
for(var i = 0; i<user.length; ++i){
var temp = user[i].Name.split(".");
names [i] = temp[0]+"S."+temp[1];
console.log("Name Pic: "+names [i]);
console.log("--------------------");
}
var temp = [];
for(var i = 0; i<user.length; ++i){
temp [i] = '<img src="https://s3-us-west-2.amazonaws.com/galshaharbucket/'+names [i]+'">'
}
var result = temp.join("");
res.send('<!DOCTYPE HTML><html><head></head><body>'+result+'</body></html>');
console.log("============================");
})
})
app.get('/GetAllPictures', function (req, res) {
userSchema.find({}, function(err, user){
if(err) throw err;
var names = [];
console.log("DB: Get All Pictures from MongoDB");
for(var i = 0; i<user.length; ++i){
var temp = user[i].Name.split(".");
names [i] = temp[0]+"S."+temp[1];
}
var temp = [];
for(var i = 0; i<user.length; ++i){
temp [i] = '<img src="https://s3-us-west-2.amazonaws.com/galshaharbucket/'+names [i]+'">'
}
var result = temp.join("");
res.send('<!DOCTYPE HTML><html><head></head><body>'+result+'</body></html>');
console.log("============================");
})
})
// Upload an image
app.get('/Upload/:Path', function (req, res) {
var knox = require('knox').createClient({
key: 'AKIAJ4ROKKJBECGFSYIA'
, secret: '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'
, bucket: 'galshaharbucket'
});
var file = req.params.Path;
console.log(file);
var upload_name = "upload_"+ file; // or whatever you want it to be called
knox.putFile(file, upload_name, {
"Content-Type": "image/jpeg"
}, function (err, result) {
if (err != null) {
return console.log(err);
} else {
console.log("Uploaded to amazon S3");
console.log("--------------------");
}
});
})
});
// The function that recieve the name from mongo and display it
function getImageById(){
Input = document.getElementById("imageId");
Size = document.getElementById("imageSize");
size=Size.value;
alert(size);
if(Input.value==""){
alert("Please Enter Id Number Between 1-33");
return;
}
url = "https://s3-us-west-2.amazonaws.com/galshaharbucket/PicById/"+Input.value+"/"+Size.value;
//url = 'https://s3-us-west-2.amazonaws.com/galshaharbucket/'+name;
if(Size.value=="L"){
popupWindow = window.open(
url,'popUpWindow','height=658,width=1120,left=10,top=10,resizable=yes,scrollbars=yes,toolbar=yes,menubar=no,location=no,directories=no,status=yes')
}
if(Size.value=="M"){
popupWindow = window.open(
url,'popUpWindow','height=525,width=820,left=10,top=10,resizable=yes,scrollbars=yes,toolbar=yes,menubar=no,location=no,directories=no,status=yes')
}
if(Size.value=="S"){
popupWindow = window.open(
url,'popUpWindow','height=330,width=520,left=10,top=10,resizable=yes,scrollbars=yes,toolbar=yes,menubar=no,location=no,directories=no,status=yes')
}
}
function getImageByColor(str){
Input = document.getElementById("imageColor");
if(Input.value==""){
alert("Please Enter a Color: red/green/blue/yellow");
return;
}
else{
path = "https://s3-us-west-2.amazonaws.com/galshaharbucket/PicByColor/"+Input.value;
popupWindow = window.open(
path,'popUpWindow','height=608,width=1020,left=10,top=10,resizable=yes,scrollbars=yes,toolbar=yes,menubar=no,location=no,directories=no,status=yes')
}
}
function uploadImage(){
var fileChooser = document.getElementById('path');
var results = document.getElementById('results');
var file = fileChooser.files[0];
alert(file.name);
path = "https://s3-us-west-2.amazonaws.com/galshaharbucket/Upload/"+file.name+"";
popupWindow = window.open(
path,'popUpWindow','height=608,width=1020,left=10,top=10,resizable=yes,scrollbars=yes,toolbar=yes,menubar=no,location=no,directories=no,status=yes')
}
function getAllPics(){
path = "https://s3-us-west-2.amazonaws.com/galshaharbucket/GetAllPictures";
popupWindow = window.open(
path,'popUpWindow','height=608,width=1020,left=10,top=10,resizable=yes,scrollbars=yes,toolbar=yes,menubar=no,location=no,directories=no,status=yes')
}
Comment puis-je afficher l'image correctement sans une erreur? Qu'est-ce qui peut causer cette erreur?
Merci, Tom