2024-10-31 20:18:37 +01:00
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" href="/">YannStatic< / a > < / div > <!-- <button class="button button - - secondary button - - circle search - button js - search - toggle"><i class="fas fa - search"></i></button> --> <!-- <li><button class="button button - - secondary button - - circle search - button js - search - toggle"><i class="fas fa - search"></i></button></li> -->
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< div id = "searchbox" class = "search search--dark" style = "visibility: visible" >
< div class = "main" >
< div class = "search__header" > < / div >
< div class = "search-bar" >
< div class = "search-box js-search-box" >
< div class = "search-box__icon-search" > < i class = "fas fa-search" > < / i > < / div >
< input id = "search-input" type = "text" / >
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< a > < i class = "fas fa-times" > < / i > < / a >
< / div > -->
< / div >
< / div >
< / div >
< / div >
<!-- Script pointing to search - script.js -->
< script > / * !
* Simple-Jekyll-Search
* Copyright 2015-2020, Christian Fei
* Licensed under the MIT License.
*/
(function(){
'use strict'
var _$Templater_7 = {
compile: compile,
setOptions: setOptions
}
const options = {}
options.pattern = /\{(.*?)\}/g
options.template = ''
options.middleware = function () {}
function setOptions (_options) {
options.pattern = _options.pattern || options.pattern
options.template = _options.template || options.template
if (typeof _options.middleware === 'function') {
options.middleware = _options.middleware
}
}
function compile (data) {
return options.template.replace(options.pattern, function (match, prop) {
const value = options.middleware(prop, data[prop], options.template)
if (typeof value !== 'undefined') {
return value
}
return data[prop] || match
})
}
'use strict';
function fuzzysearch (needle, haystack) {
var tlen = haystack.length;
var qlen = needle.length;
if (qlen > tlen) {
return false;
}
if (qlen === tlen) {
return needle === haystack;
}
outer: for (var i = 0, j = 0; i < qlen ; i + + ) {
var nch = needle.charCodeAt(i);
while (j < tlen ) {
if (haystack.charCodeAt(j++) === nch) {
continue outer;
}
}
return false;
}
return true;
}
var _$fuzzysearch_1 = fuzzysearch;
'use strict'
/* removed: const _$fuzzysearch_1 = require('fuzzysearch') */;
var _$FuzzySearchStrategy_5 = new FuzzySearchStrategy()
function FuzzySearchStrategy () {
this.matches = function (string, crit) {
return _$fuzzysearch_1(crit.toLowerCase(), string.toLowerCase())
}
}
'use strict'
var _$LiteralSearchStrategy_6 = new LiteralSearchStrategy()
function LiteralSearchStrategy () {
this.matches = function (str, crit) {
if (!str) return false
str = str.trim().toLowerCase()
crit = crit.trim().toLowerCase()
return crit.split(' ').filter(function (word) {
return str.indexOf(word) >= 0
}).length === crit.split(' ').length
}
}
'use strict'
var _$Repository_4 = {
put: put,
clear: clear,
search: search,
setOptions: __setOptions_4
}
/* removed: const _$FuzzySearchStrategy_5 = require('./SearchStrategies/FuzzySearchStrategy') */;
/* removed: const _$LiteralSearchStrategy_6 = require('./SearchStrategies/LiteralSearchStrategy') */;
function NoSort () {
return 0
}
const data = []
let opt = {}
opt.fuzzy = false
opt.limit = 10
opt.searchStrategy = opt.fuzzy ? _$FuzzySearchStrategy_5 : _$LiteralSearchStrategy_6
opt.sort = NoSort
opt.exclude = []
function put (data) {
if (isObject(data)) {
return addObject(data)
}
if (isArray(data)) {
return addArray(data)
}
return undefined
}
function clear () {
data.length = 0
return data
}
function isObject (obj) {
return Boolean(obj) & & Object.prototype.toString.call(obj) === '[object Object]'
}
function isArray (obj) {
return Boolean(obj) & & Object.prototype.toString.call(obj) === '[object Array]'
}
function addObject (_data) {
data.push(_data)
return data
}
function addArray (_data) {
const added = []
clear()
for (let i = 0, len = _data.length; i < len ; i + + ) {
if (isObject(_data[i])) {
added.push(addObject(_data[i]))
}
}
return added
}
function search (crit) {
if (!crit) {
return []
}
return findMatches(data, crit, opt.searchStrategy, opt).sort(opt.sort)
}
function __setOptions_4 (_opt) {
opt = _opt || {}
opt.fuzzy = _opt.fuzzy || false
opt.limit = _opt.limit || 10
opt.searchStrategy = _opt.fuzzy ? _$FuzzySearchStrategy_5 : _$LiteralSearchStrategy_6
opt.sort = _opt.sort || NoSort
opt.exclude = _opt.exclude || []
}
function findMatches (data, crit, strategy, opt) {
const matches = []
for (let i = 0; i < data.length & & matches . length < opt . limit ; i + + ) {
const match = findMatchesInObject(data[i], crit, strategy, opt)
if (match) {
matches.push(match)
}
}
return matches
}
function findMatchesInObject (obj, crit, strategy, opt) {
for (const key in obj) {
if (!isExcluded(obj[key], opt.exclude) & & strategy.matches(obj[key], crit)) {
return obj
}
}
}
function isExcluded (term, excludedTerms) {
for (let i = 0, len = excludedTerms.length; i < len ; i + + ) {
const excludedTerm = excludedTerms[i]
if (new RegExp(excludedTerm).test(term)) {
return true
}
}
return false
}
/* globals ActiveXObject:false */
'use strict'
var _$JSONLoader_2 = {
load: load
}
function load (location, callback) {
const xhr = getXHR()
xhr.open('GET', location, true)
xhr.onreadystatechange = createStateChangeListener(xhr, callback)
xhr.send()
}
function createStateChangeListener (xhr, callback) {
return function () {
if (xhr.readyState === 4 & & xhr.status === 200) {
try {
callback(null, JSON.parse(xhr.responseText))
} catch (err) {
callback(err, null)
}
}
}
}
function getXHR () {
return window.XMLHttpRequest ? new window.XMLHttpRequest() : new ActiveXObject('Microsoft.XMLHTTP')
}
'use strict'
var _$OptionsValidator_3 = function OptionsValidator (params) {
if (!validateParams(params)) {
throw new Error('-- OptionsValidator: required options missing')
}
if (!(this instanceof OptionsValidator)) {
return new OptionsValidator(params)
}
const requiredOptions = params.required
this.getRequiredOptions = function () {
return requiredOptions
}
this.validate = function (parameters) {
const errors = []
requiredOptions.forEach(function (requiredOptionName) {
if (typeof parameters[requiredOptionName] === 'undefined') {
errors.push(requiredOptionName)
}
})
return errors
}
function validateParams (params) {
if (!params) {
return false
}
return typeof params.required !== 'undefined' & & params.required instanceof Array
}
}
'use strict'
var _$utils_9 = {
merge: merge,
isJSON: isJSON
}
function merge (defaultParams, mergeParams) {
const mergedOptions = {}
for (const option in defaultParams) {
mergedOptions[option] = defaultParams[option]
if (typeof mergeParams[option] !== 'undefined') {
mergedOptions[option] = mergeParams[option]
}
}
return mergedOptions
}
function isJSON (json) {
try {
if (json instanceof Object & & JSON.parse(JSON.stringify(json))) {
return true
}
return false
} catch (err) {
return false
}
}
var _$src_8 = {};
(function (window) {
'use strict'
let options = {
searchInput: null,
resultsContainer: null,
json: [],
success: Function.prototype,
searchResultTemplate: '< li > < a href = "{url}" title = "{desc}" > {title}< / a > < / li > ',
templateMiddleware: Function.prototype,
sortMiddleware: function () {
return 0
},
noResultsText: 'No results found',
limit: 10,
fuzzy: false,
debounceTime: null,
exclude: []
}
let debounceTimerHandle
const debounce = function (func, delayMillis) {
if (delayMillis) {
clearTimeout(debounceTimerHandle)
debounceTimerHandle = setTimeout(func, delayMillis)
} else {
func.call()
}
}
const requiredOptions = ['searchInput', 'resultsContainer', 'json']
/* removed: const _$Templater_7 = require('./Templater') */;
/* removed: const _$Repository_4 = require('./Repository') */;
/* removed: const _$JSONLoader_2 = require('./JSONLoader') */;
const optionsValidator = _$OptionsValidator_3({
required: requiredOptions
})
/* removed: const _$utils_9 = require('./utils') */;
window.SimpleJekyllSearch = function (_options) {
const errors = optionsValidator.validate(_options)
if (errors.length > 0) {
throwError('You must specify the following required options: ' + requiredOptions)
}
options = _$utils_9.merge(options, _options)
_$Templater_7.setOptions({
template: options.searchResultTemplate,
middleware: options.templateMiddleware
})
_$Repository_4.setOptions({
fuzzy: options.fuzzy,
limit: options.limit,
sort: options.sortMiddleware,
exclude: options.exclude
})
if (_$utils_9.isJSON(options.json)) {
initWithJSON(options.json)
} else {
initWithURL(options.json)
}
const rv = {
search: search
}
typeof options.success === 'function' & & options.success.call(rv)
return rv
}
function initWithJSON (json) {
_$Repository_4.put(json)
registerInput()
}
function initWithURL (url) {
_$JSONLoader_2.load(url, function (err, json) {
if (err) {
throwError('failed to get JSON (' + url + ')')
}
initWithJSON(json)
})
}
function emptyResultsContainer () {
options.resultsContainer.innerHTML = ''
}
function appendToResultsContainer (text) {
options.resultsContainer.innerHTML += text
}
function registerInput () {
options.searchInput.addEventListener('input', function (e) {
if (isWhitelistedKey(e.which)) {
emptyResultsContainer()
debounce(function () { search(e.target.value) }, options.debounceTime)
}
})
}
function search (query) {
if (isValidQuery(query)) {
emptyResultsContainer()
render(_$Repository_4.search(query), query)
}
}
function render (results, query) {
const len = results.length
if (len === 0) {
return appendToResultsContainer(options.noResultsText)
}
for (let i = 0; i < len ; i + + ) {
results[i].query = query
appendToResultsContainer(_$Templater_7.compile(results[i]))
}
}
function isValidQuery (query) {
return query & & query.length > 0
}
function isWhitelistedKey (key) {
return [13, 16, 20, 37, 38, 39, 40, 91].indexOf(key) === -1
}
function throwError (message) {
throw new Error('SimpleJekyllSearch --- ' + message)
}
})(window)
}());
< / script >
<!-- Configuration -->
< script >
SimpleJekyllSearch({
searchInput: document.getElementById('search-input'),
resultsContainer: document.getElementById('results-container'),
json: '/search.json',
//searchResultTemplate: '< li > < a href = "https://static.rnmkcy.eu{url}" > {date} {title}< / a > < / li > '
searchResultTemplate: '< li > < a href = "{url}" > {date} {title}< / a > < / li > '
})
< / script >
<!-- Fin déclaration champ de recherche --> < / div > < nav class = "navigation" >
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< ul > < li class = "navigation__item" > < a href = "/archive.html" > Etiquettes< / a > < / li > < li class = "navigation__item" > < a href = "/htmldoc.html" > Documents< / a > < / li > < li class = "navigation__item" > < a href = "/liens_ttrss.html" > Liens< / a > < / li > < li class = "navigation__item" > < a href = "/syntaxe-markdown.html" > Aide< / a > < / li > < / ul >
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< / nav > < / div >
< / header >
< / div > < div class = "page__content" > < div class = "main" > < div class = "grid grid--reverse" >
< div class = "col-main cell cell--auto" > <!-- start custom main top snippet --> < div id = "results-container" class = "search-result js-search-result" > < / div > <!-- end custom main top snippet -->
< article itemscope itemtype = "http://schema.org/Article" > < div class = "article__header" > < header > < h1 style = "color:Tomato;" > Déployer des applications Flask (python) avec uWSGI et Nginx< / h1 > < / header > < / div > < meta itemprop = "headline" content = "Déployer des applications Flask (python) avec uWSGI et Nginx" > < div class = "article__info clearfix" > < ul class = "left-col menu" > < li >
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< a class = "button button--secondary button--pill button--sm" style = "color:#00FFFF" href = "/archive.html?tag=python" > python< / a >
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< / li > < / ul > < ul class = "right-col menu" > < li >
< i class = "far fa-calendar-alt" > < / i > < span title = "Création" style = "color:#FF00FF" > 23 avr. 2020< / span > < / li > < / ul > < / div > < meta itemprop = "datePublished" content = "2020-04-23T00:00:00+02:00" >
< meta itemprop = "keywords" content = "python" > < div class = "js-article-content" >
< div class = "layout--article" > <!-- start custom article top snippet -->
< style >
#myBtn {
display: none;
position: fixed;
bottom: 10px;
right: 10px;
z-index: 99;
font-size: 12px;
font-weight: bold;
border: none;
outline: none;
background-color: white;
color: black;
cursor: pointer;
padding: 5px;
border-radius: 4px;
}
#myBtn:hover {
background-color: #555;
}
< / style >
< button onclick = "topFunction()" id = "myBtn" title = "Haut de page" > ⇧ < / button >
< script >
//Get the button
var mybutton = document.getElementById("myBtn");
// When the user scrolls down 20px from the top of the document, show the button
window.onscroll = function() {scrollFunction()};
function scrollFunction() {
if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {
mybutton.style.display = "block";
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mybutton.style.display = "none";
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}
// When the user clicks on the button, scroll to the top of the document
function topFunction() {
document.body.scrollTop = 0;
document.documentElement.scrollTop = 0;
}
< / script >
<!-- end custom article top snippet -->
< div class = "article__content" itemprop = "articleBody" > < details >
< summary > < b > Afficher/cacher Sommaire< / b > < / summary >
<!-- affichage sommaire -->
< div class = "toc-aside js-toc-root" > < / div >
< / details > < p > < img src = "/images/uwsgi_nginx_python.png" alt = "Texte alternatif" width = "200" / > < / p >
< h2 id = "mise-en-place-de-luwsgi-avec-nginx" > Mise en place de l’ < / h2 >
< p > Avant de commencer à utiliser NGinx, vous devez effectuer une mise à jour de votre version d’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > sudo apt-get update
sudo apt-get install python-dev python-pip nginx
< / code > < / pre > < / div > < / div >
< p > Ensuite, configurez votre environnement virtuel :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > sudo pip install virtualenv
source appenv/bin/activate
< / code > < / pre > < / div > < / div >
< p > Après avoir complété ce qui précède et configuré votre environnement virtuel, nous pouvons commencer à configurer NGinx. Tous les paquets que nous installons ici n’ ’ ’ ’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > pip install uwsgi
< / code > < / pre > < / div > < / div >
< p > Vérifiez l’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > uwsgi --version
< / code > < / pre > < / div > < / div >
< p > Nous pouvons maintenant créer l’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > def application(environ, start_response):
start_response('200 OK', [('Content-Type', 'text/html')])
return ["< h1 style='color:blue'> Hello There!< /h1> "]
< / code > < / pre > < / div > < / div >
< p > Le serveur uWSGI recherche une fonction appelable appelée “application” par défaut. Nous pouvons maintenant tester, exécuter la commande suivante pour démarrer le serveur WSGI :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > uwsgi --socket 0.0.0.0:8080 --protocol=http -w wsgi
< / code > < / pre > < / div > < / div >
< p > Maintenant, visitez l’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > nano ~/python-microservices/building_microservices/app.ini
< / code > < / pre > < / div > < / div >
< p > Dans notre fichier de configuration, nous créons une section < code class = "language-plaintext highlighter-rouge" > [uwsgi]< / code > et la faisons pointer vers notre application :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > [uwsgi]
module = wsgi:application
< / code > < / pre > < / div > < / div >
< p > Le premier processus exécuté sur le serveur wsgi sera le “master process”, tous les autres processus exécutés par la suite seront des “worker processes”< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > master = true
processes = 5
< / code > < / pre > < / div > < / div >
< p > Dans la commande que j’ ’ ’ > uWSGI -> Microservice) et par conséquent, changer le protocole utilisé. NGinx est livré avec un mécanisme uWSGI prêt à l’ ’ ’ ’ ’ ’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > socket = myapp.sock
chmod-socket = 664
vacuum = true
< / code > < / pre > < / div > < / div >
< p > Enfin, nous allons démarrer l’ ’ < / p >
< p > Ainsi, mon fichier de configuration ressemble à ceci :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > master = true
processes = 5
socket = myapp.sock
chmod-socket = 664
vacuum = true
die-on-term = true
< / code > < / pre > < / div > < / div >
< p > Cela étant fait, nous pouvons créer un script de démarrage pour lancer une application uWSGI au moment du démarrage, en nous assurant que notre application est toujours disponible.< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > sudo nano /etc/init/myapp.conf
< / code > < / pre > < / div > < / div >
< p > Nous pouvons commencer par une description et des niveaux de fonctionnement du système.< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > description "uWSGI instance to serve myapp"
start on runlevel [2345]
stop on runlevel [!2345]
< / code > < / pre > < / div > < / div >
< p > Nous pouvons maintenant spécifier les informations de l’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > setuid demo
setgid www-data
< / code > < / pre > < / div > < / div >
< p > Ensuite, nous utiliserons un bloc de script pour activer l’ ’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > script
cd /home/demo/myapp
. myappenv/bin/activate
uwsgi --ini myapp.ini
end script
< / code > < / pre > < / div > < / div >
< p > Le produit fini doit ressembler à ceci (remplacez votre propre nom d’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > description "uWSGI instance to serve myapp"
start on runlevel [2345]
stop on runlevel [!2345]
setuid demo
setgid www-data
script
cd /home/demo/myapp
. myappenv/bin/activate
uwsgi --ini myapp.ini
end script
< / code > < / pre > < / div > < / div >
< p > Nous devrions maintenant être en mesure de lancer le service en tapant simplement< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > sudo start myapp
< / code > < / pre > < / div > < / div >
< h3 id = "mise-en-place-de-nginx" > Mise en place de Nginx< / h3 >
< p > Nous allons configurer NGinx comme un “proxy inversé”, qui prendra les requêtes http et les redirigera vers le socket uWSGI, puis éventuellement vers notre application. Naviguez jusqu’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > server {
listen 80;
server_name server_domain_or_IP;
location / {
include uwsgi_params;
uwsgi_pass unix:/home/demo/myapp/myapp.sock;
}
}
< / code > < / pre > < / div > < / div >
< p > Le bloc de localisation qui commence par “/” dans la configuration ci-dessus, achemine en gros tout le trafic au même endroit (uwsgi – > myapp). Liez le fichier de configuration aux sites disponibles avec la commande suivante :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > sudo ln -s /etc/nginx/sites-available/myapp /etc/nginx/sites-enabled
< / code > < / pre > < / div > < / div >
< p > < img src = "https://s3-ap-southeast-2.amazonaws.com/innablr/app_available.PNG" alt = "app_available" / > < / p >
< p > Il existe également une commande permettant de tester toute erreur de syntaxe dans votre fichier de configuration :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > sudo service nginx configtest
< / code > < / pre > < / div > < / div >
< p > < img src = "https://s3-ap-southeast-2.amazonaws.com/innablr/config_ok.PNG" alt = "config_ok" / > < / p >
< p > Si le message de configuration est correct, redémarrez le serveur et rafraîchissez l’ < / p >
< p > < img src = "https://s3-ap-southeast-2.amazonaws.com/innablr/welcome_to_nginx.PNG" alt = "welcome_to_nginx" / > < / p >
< h2 id = "déployer-des-applications-flask-python-avec-uwsgi-et-nginx" > Déployer des applications Flask (python) avec uWSGI et Nginx< / h2 >
< p > < em > Article original : < a href = "https://hackersandslackers.com/deploy-flask-uwsgi-nginx/" > Deploy Flask Applications with uWSGI and Nginx< / a > < / em > < / p >
< p > Nous devons installer un tas de paquets de développement Python sur Ubuntu (ou autre) pour que l’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ apt update
$ apt upgrade -y
$ sudo apt install python3.8 python3.8-dev python3-distutils uwsgi uwsgi-src uuid-dev libcap-dev libpcre3-dev python3-pip python3.8-venv
< / code > < / pre > < / div > < / div >
< h3 id = "installer-toutes-les-dépendances-de-dev-python" > Installer toutes les dépendances de dev Python.< / h3 >
< p > L’ ’ ’ ’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ apt-get install uwsgi-plugin-python3
< / code > < / pre > < / div > < / div >
< p > Installez le plugin Python uWSGI.< / p >
< p > Notre dernière étape de configuration Ubuntu consiste à ouvrir le port 5000 :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ ufw allow 5000
< / code > < / pre > < / div > < / div >
< p > Port ouvert 5000.< / p >
< h3 id = "préparez-votre-projet" > Préparez votre projet< / h3 >
< p > Ensuite, nous devons juste nous assurer que votre application < strong > Flask< / strong > est sur votre serveur distant et prête à l’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > from myapp import create_app
app = create_app()
if __name__ == "__main__":
app.run(host='0.0.0.0')
< / code > < / pre > < / div > < / div >
< p > wsgi.py< / p >
< p > Vous savez déjà qu’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ python3.8 -m venv myenv
$ source myenv/bin/activate
$ python3 -m pip install -r requirements.txt
< / code > < / pre > < / div > < / div >
< h3 id = "créez-et-construisez-votre-environnement-virtuel" > Créez et construisez votre environnement virtuel.< / h3 >
< p > Nous avons installé toutes les dépendances, installé l’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > uwsgi --http-socket :5000 --plugin python3 --module wsgi:app
< / code > < / pre > < / div > < / div >
< p > Tentative de ligne de commande de l’ < / p >
< p > Surprise, surprise !< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > Python version: 3.6.9 (default, Nov 7 2019, 10:44:02) [GCC 8.3.0]
*** Python threads support is disabled. You can enable it with --enable-threads ***
Python main interpreter initialized at 0x55721b8125c0
dropping root privileges after plugin initialization
uWSGI running as root, you can use --uid/--gid/--chroot options
*** WARNING: you are running uWSGI as root !!! (use the --uid flag) ***
your server socket listen backlog is limited to 100 connections
your mercy for graceful operations on workers is 60 seconds
mapped 72768 bytes (71 KB) for 1 cores
*** Operational MODE: single process ***
Traceback (most recent call last):
File "wsgi.py", line 1, in < module>
from pythonmyadmin import create_app
File "./pythonmyadmin/__init__.py", line 1, in < module>
from flask import Flask
ModuleNotFoundError: No module named 'flask'
unable to load app 0 (mountpoint='') (callable not found or import error)
*** no app loaded. going in full dynamic mode ***
< / code > < / pre > < / div > < / div >
< p > Les résultats de notre test WSGI.< / p >
< p > Vous pouvez peut-être discerner ce qui se passe ci-dessus ; la sortie du WSGI indique que nous utilisons Python 3.6.9 (et non ce que nous voulons) et que nous ne pouvons pas trouver les paquets associés à notre environnement virtuel activé. Lorsque nous avons spécifié – ’ < / p >
< h3 id = "installer-le-plugin-uwsgi-python-38" > Installer le plugin uWSGI Python 3.8< / h3 >
< p > Grâce à la bibliothèque < strong > uwsgi-plugin-python3< / strong > que nous avons installée plus tôt, l’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ export PYTHON=python3.8
$ uwsgi --build-plugin "/usr/src/uwsgi/plugins/python python38"
< / code > < / pre > < / div > < / div >
< p > Vous devriez voir le résultat comme ceci :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > *** uWSGI building and linking plugin from /usr/src/uwsgi/plugins/python ***
[x86_64-linux-gnu-gcc -pthread] python38_plugin.so
/usr/src/uwsgi/plugins/python/python_plugin.c: In function ‘ ’
/usr/src/uwsgi/plugins/python/python_plugin.c:394:3: warning: ‘ ’
PyOS_AfterFork();
^~~~~~~~~~~~~~
In file included from /usr/include/python3.8/Python.h:144:0,
from /usr/src/uwsgi/plugins/python/uwsgi_python.h:2,
from /usr/src/uwsgi/plugins/python/python_plugin.c:1:
/usr/include/python3.8/intrcheck.h:18:37: note: declared here
Py_DEPRECATED(3.7) PyAPI_FUNC(void) PyOS_AfterFork(void);
^~~~~~~~~~~~~~
/usr/src/uwsgi/plugins/python/python_plugin.c: In function ‘ ’
/usr/src/uwsgi/plugins/python/python_plugin.c:1957:3: warning: ‘ ’
PyOS_AfterFork();
^~~~~~~~~~~~~~
In file included from /usr/include/python3.8/Python.h:144:0,
from /usr/src/uwsgi/plugins/python/uwsgi_python.h:2,
from /usr/src/uwsgi/plugins/python/python_plugin.c:1:
/usr/include/python3.8/intrcheck.h:18:37: note: declared here
Py_DEPRECATED(3.7) PyAPI_FUNC(void) PyOS_AfterFork(void);
^~~~~~~~~~~~~~
build time: 6 seconds
*** python38 plugin built and available in python38_plugin.so ***
< / code > < / pre > < / div > < / div >
< p > Ceci télécharge un fichier appelé python38_plugin.so dans votre dossier actuel. Nous devons le déplacer là où il se trouve et définir certaines autorisations :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ sudo mv python38_plugin.so /usr/lib/uwsgi/plugins/python38_plugin.so
$ sudo chmod 666 /usr/lib/uwsgi/plugins/python38_plugin.so
< / code > < / pre > < / div > < / div >
< h3 id = "essayons-encore-une-fois" > Essayons encore une fois< / h3 >
< p > Cette fois-ci, nous allons spécifier < code class = "language-plaintext highlighter-rouge" > --plugin python38< / code > pour faire fonctionner spécifiquement uWSGI avec Python 3.8. Nous allons également ajouter un autre drapeau appelé < code class = "language-plaintext highlighter-rouge" > --virtualenv< / code > , qui définit le chemin d’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ pkill -9 uwsgi
$ uwsgi --http-socket :5000 --plugin python38 --module wsgi:app --virtualenv /var/www/pythonmyadmin/myenv/
< / code > < / pre > < / div > < / div >
< p > Nous y voilà…< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > *** Python threads support is disabled. You can enable it with --enable-threads ***
Python main interpreter initialized at 0x55daa18a3e40
dropping root privileges after plugin initialization
uWSGI running as root, you can use --uid/--gid/--chroot options
*** WARNING: you are running uWSGI as root !!! (use the --uid flag) ***
your server socket listen backlog is limited to 100 connections
your mercy for graceful operations on workers is 60 seconds
mapped 72768 bytes (71 KB) for 1 cores
*** Operational MODE: single process ***
WSGI app 0 (mountpoint='') ready in 1 seconds on interpreter 0x55daa18a3e40 pid: 28434 (default app)
dropping root privileges after application loading
uWSGI running as root, you can use --uid/--gid/--chroot options
*** WARNING: you are running uWSGI as root !!! (use the --uid flag) ***
*** uWSGI is running in multiple interpreter mode ***
spawned uWSGI worker 1 (and the only) (pid: 28434, cores: 1)
< / code > < / pre > < / div > < / div >
< p > C’ ’ < / p >
< p > Ce qui est génial avec l’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > *** uWSGI is running in multiple interpreter mode ***
spawned uWSGI worker 1 (pid: 28688, cores: 2)
spawned uWSGI worker 2 (pid: 28690, cores: 2)
spawned uWSGI worker 3 (pid: 28691, cores: 2)
spawned uWSGI worker 4 (pid: 28692, cores: 2)
< / code > < / pre > < / div > < / div >
< p > Gardez à l’ ’ < code class = "language-plaintext highlighter-rouge" > pkill -9 uwsgi< / code > .< / p >
< h3 id = "exécution-duwsgi-via-le-fichier-de-configuration" > Exécution d’ < / h3 >
< p > Nous avons prouvé que nous pouvons servir notre application via le CLI uWSGI, mais nous voulons que notre application persiste pour toujours derrière un nom de domaine enregistré. Nous avons besoin d’ ’ < strong > .ini< / strong > avec la même convention de nommage :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > [uwsgi]
chdir = /var/www/myapp/
module = wsgi:app
processes = 4
threads = 2
plugin = python38
virtualenv = /var/www/myapp/myappenv
master = true
socket = myapp.sock
chmod-socket = 666
vacuum = true
die-on-term = true
< / code > < / pre > < / div > < / div >
< p > myapp.ini< / p >
< p > Au lieu de spécifier http-socket ici, nous mettons < code class = "language-plaintext highlighter-rouge" > socket< / code > à < strong > myapp.sock< / strong > . Nginx va traiter nos requêtes HTTP, mais il a besoin d’ ’ ’ < strong > myapp.sock< / strong > . Tout ce dont Nginx doit se préoccuper, c’ < / p >
< p > Nous pouvons maintenant exécuter notre application avec la bonne configuration de manière efficace :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ uwsgi myapp.ini
< / code > < / pre > < / div > < / div >
< p > C’ < code class = "language-plaintext highlighter-rouge" > die-on-term = true< / code > dans notre configuration signifie que notre processus uWSGI se terminera lorsque nous ferons Control+C, pour des raisons de commodité.< / p >
< h2 id = "uwsgi--nginx-4-eva" > uWSGI & Nginx 4 Eva< / h2 >
< p > En supposant que vous ayez installé Nginx, créez une configuration pour notre application dans les sites disponibles :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ sudo vim /etc/nginx/sites-available/myapp.conf
< / code > < / pre > < / div > < / div >
< p > Il s’ ’ ’ < strong > myapp.ini< / strong > :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > server {
listen 80;
server_name example.com www.example.com;
location / {
include uwsgi_params;
uwsgi_pass unix:///var/www/myapp/myapp.sock;
}
}
< / code > < / pre > < / div > < / div >
< p > Notez les triples barres obliques dans l’ < code class = "language-plaintext highlighter-rouge" > uwsgi_pass< / code > .< / p >
< p > Faisons un lien symbolique entre cette configuration et sites-enabled :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ ln -s /etc/nginx/sites-available/myapp.conf /etc/nginx/sites-enabled/myapp.conf
< / code > < / pre > < / div > < / div >
< p > Redémarrez Nginx pour que cela prenne effet :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > sudo service nginx restart
< / code > < / pre > < / div > < / div >
< h3 id = "sceller-laccord-seal-the-deal" > Sceller l’ < / h3 >
< p > Vous êtes à une commande d’ ’ ’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ cd /var/www/myapp
$ nohup uwsgi myapp.ini &
< / code > < / pre > < / div > < / div >
< p > < code class = "language-plaintext highlighter-rouge" > nohup< / code > est une commande unix qui permet aux processus de persister en arrière-plan jusqu’ ’ ’ ’ & (notez l’ < / p >
< h2 id = "gérer-les-applications-uwsgi-en-mode-empereur" > Gérer les applications uWSGI en mode empereur< / h2 >
< p > Si vous prévoyez d’ ’ ’ < strong > cd /etc/uwsgi< / strong > et regardez ce qu’ ’ < / p >
< ul >
< li > < strong > /apps-available< / strong > : Un dossier global pour contenir tous vos fichiers uwsgi .ini (comme celui que nous avons créé précédemment). C’ ’ < / li >
< li > < strong > /apps-enabled< / strong > : Tout comme Nginx, ce dossier attend des liens symboliques de son homologue apps-available. L’ ’ < / li >
< / ul >
< p > Lançons notre application en mode empereur ! Copiez votre config dans apps-available et mettez un lien symbolique vers apps-enabled :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ sudo cp /var/www/myapp/myapp.ini /etc/uwsgi/apps-available/myapp.ini
$ sudo ln -s /etc/uwsgi/apps-available/myapp.ini /etc/uwsgi/apps-enabled/myapp.ini
< / code > < / pre > < / div > < / div >
< p > Maintenant, faites le tour :< / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > $ sudo uwsgi --emperor /etc/uwsgi/apps-enabled/
< / code > < / pre > < / div > < / div >
< h3 id = "démarrer-sur-la-mise-en-route-de-la-machine" > Démarrer sur la mise en route de la machine< / h3 >
< p > Le meilleur aspect de l’ < / p >
< div class = "language-plaintext highlighter-rouge" > < div class = "highlight" > < pre class = "highlight" > < code > /usr/local/bin/uwsgi --emperor /etc/uwsgi/sites-enabled --daemonize /var/log/uwsgi-emperor.log
< / code > < / pre > < / div > < / div >
< / div >
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* Simple-Jekyll-Search
* Copyright 2015-2020, Christian Fei
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var $root = this, $window = $(window), $scrollTarget, $scroller, $tocUl = $('< ul class = "toc toc--ellipsis" > < / ul > '), $tocLi, $headings, $activeLast, $activeCur,
selectors = 'h1,h2,h3', container = 'body', scrollTarget = window, scroller = 'html, body', disabled = false,
headingsPos, scrolling = false, hasRendered = false, hasInit = false;
function setOptions(options) {
var _options = options || {};
_options.selectors & & (selectors = _options.selectors);
_options.container & & (container = _options.container);
_options.scrollTarget & & (scrollTarget = _options.scrollTarget);
_options.scroller & & (scroller = _options.scroller);
_options.disabled !== undefined & & (disabled = _options.disabled);
$headings = $(container).find(selectors).filter('[id]');
$scrollTarget = $(scrollTarget);
$scroller = $(scroller);
}
function calc() {
headingsPos = [];
$headings.each(function() {
headingsPos.push(Math.floor($(this).position().top));
});
}
function setState(element, disabled) {
var scrollTop = $scrollTarget.scrollTop(), i;
if (disabled || !headingsPos || headingsPos.length < 1 ) { return ; }
if (element) {
$activeCur = element;
} else {
for (i = 0; i < headingsPos.length ; i + + ) {
if (scrollTop >= headingsPos[i]) {
$activeCur = $tocLi.eq(i);
} else {
$activeCur || ($activeCur = $tocLi.eq(i));
break;
}
}
}
$activeLast & & $activeLast.removeClass('active');
($activeLast = $activeCur).addClass('active');
}
function render() {
if(!hasRendered) {
$root.append($tocUl);
$headings.each(function() {
var $this = $(this);
$tocUl.append($('< li > < / li > ').addClass('toc-' + $this.prop('tagName').toLowerCase())
.append($('< a > < / a > ').text($this.text()).attr('href', '#' + $this.prop('id'))));
});
$tocLi = $tocUl.children('li');
$tocUl.on('click', 'a', function(e) {
e.preventDefault();
var $this = $(this);
scrolling = true;
setState($this.parent());
$scroller.scrollToAnchor($this.attr('href'), 400, function() {
scrolling = false;
});
});
}
hasRendered = true;
}
function init() {
var interval, timeout;
if(!hasInit) {
render(); calc(); setState(null, scrolling);
// run calc every 100 millisecond
interval = setInterval(function() {
calc();
}, 100);
timeout = setTimeout(function() {
clearInterval(interval);
}, 45000);
window.pageLoad.then(function() {
setTimeout(function() {
clearInterval(interval);
clearTimeout(timeout);
}, 3000);
});
$scrollTarget.on('scroll', function() {
disabled || setState(null, scrolling);
});
$window.on('resize', window.throttle(function() {
if (!disabled) {
render(); calc(); setState(null, scrolling);
}
}, 100));
}
hasInit = true;
}
setOptions(options);
if (!disabled) {
init();
}
$window.on('resize', window.throttle(function() {
init();
}, 200));
return {
setOptions: setOptions
};
}
$.fn.toc = toc;
});
})();
/*(function () {
})();*/
< / script > < script >
/* toc must before affix, since affix need to konw toc' height. */(function() {
var SOURCES = window.TEXT_VARIABLES.sources;
var TOC_SELECTOR = window.TEXT_VARIABLES.site.toc.selectors;
window.Lazyload.js(SOURCES.jquery, function() {
var $window = $(window);
var $articleContent = $('.js-article-content');
var $tocRoot = $('.js-toc-root'), $col2 = $('.js-col-aside');
var toc;
var tocDisabled = false;
var hasSidebar = $('.js-page-root').hasClass('layout--page--sidebar');
var hasToc = $articleContent.find(TOC_SELECTOR).length > 0;
function disabled() {
return $col2.css('display') === 'none' || !hasToc;
}
tocDisabled = disabled();
toc = $tocRoot.toc({
selectors: TOC_SELECTOR,
container: $articleContent,
scrollTarget: hasSidebar ? '.js-page-main' : null,
scroller: hasSidebar ? '.js-page-main' : null,
disabled: tocDisabled
});
$window.on('resize', window.throttle(function() {
tocDisabled = disabled();
toc & & toc.setOptions({
disabled: tocDisabled
});
}, 100));
});
})();
(function() {
var SOURCES = window.TEXT_VARIABLES.sources;
window.Lazyload.js(SOURCES.jquery, function() {
var $window = $(window), $pageFooter = $('.js-page-footer');
var $pageAside = $('.js-page-aside');
var affix;
var tocDisabled = false;
var hasSidebar = $('.js-page-root').hasClass('layout--page--sidebar');
affix = $pageAside.affix({
offsetBottom: $pageFooter.outerHeight(),
scrollTarget: hasSidebar ? '.js-page-main' : null,
scroller: hasSidebar ? '.js-page-main' : null,
scroll: hasSidebar ? $('.js-page-main').children() : null,
disabled: tocDisabled
});
$window.on('resize', window.throttle(function() {
affix & & affix.setOptions({
disabled: tocDisabled
});
}, 100));
window.pageAsideAffix = affix;
});
})();
< / script > <!-- -->
< / div >
< script > ( f u n c t i o n ( ) {
var $root = document.getElementsByClassName('root')[0];
if (window.hasEvent('touchstart')) {
$root.dataset.isTouch = true;
document.addEventListener('touchstart', function(){}, false);
}
})();
< / script >
< / body >
< / html >
