Nginx/Node/Redis and Flask/Redis Compose example (#222)
* Added Node, Nginx and Redis Project * Added Flask/Redispull/228/head
parent
05095bbe0d
commit
04f8c9ca12
@ -0,0 +1,6 @@ |
|||||||
|
FROM python:3.11.0a6-alpine3.15 |
||||||
|
WORKDIR /code |
||||||
|
COPY requirements.txt /code |
||||||
|
RUN pip install -r requirements.txt --no-cache-dir |
||||||
|
COPY . /code |
||||||
|
CMD python app.py |
@ -0,0 +1,82 @@ |
|||||||
|
## Compose sample application |
||||||
|
|
||||||
|
### Python/Flask application using a Redis database |
||||||
|
|
||||||
|
Project structure: |
||||||
|
|
||||||
|
``` |
||||||
|
. |
||||||
|
├── Dockerfile |
||||||
|
├── README.md |
||||||
|
├── app.py |
||||||
|
├── docker-compose.yml |
||||||
|
└── requirements.txt |
||||||
|
``` |
||||||
|
|
||||||
|
[_docker-compose.yml_](docker-compose.yml) |
||||||
|
|
||||||
|
``` |
||||||
|
services: |
||||||
|
redis: |
||||||
|
image: redislabs/redismod |
||||||
|
ports: |
||||||
|
- '6379:6379' |
||||||
|
web: |
||||||
|
build: . |
||||||
|
ports: |
||||||
|
- "5000:5000" |
||||||
|
volumes: |
||||||
|
- .:/code |
||||||
|
depends_on: |
||||||
|
- redis |
||||||
|
``` |
||||||
|
|
||||||
|
## Deploy with docker-compose |
||||||
|
|
||||||
|
``` |
||||||
|
$ docker-compose up -d |
||||||
|
[+] Running 24/24 |
||||||
|
â ż redis Pulled |
||||||
|
... |
||||||
|
â ż 565225d89260 Pull complete |
||||||
|
[+] Building 12.7s (10/10) FINISHED |
||||||
|
=> [internal] load build definition from Dockerfile ... |
||||||
|
[+] Running 3/3 |
||||||
|
â ż Network flask-redis_default Created |
||||||
|
â ż Container flask-redis-redis-1 Started |
||||||
|
â ż Container flask-redis-web-1 Started |
||||||
|
``` |
||||||
|
|
||||||
|
## Expected result |
||||||
|
|
||||||
|
Listing containers must show one container running and the port mapping as below: |
||||||
|
``` |
||||||
|
|
||||||
|
$ docker-compose ps |
||||||
|
NAME COMMAND SERVICE STATUS PORTS |
||||||
|
flask-redis-redis-1 "redis-server --load…" redis running 0.0.0.0:6379->6379/tcp |
||||||
|
flask-redis-web-1 "/bin/sh -c 'python …" web running 0.0.0.0:5000->5000/tcp |
||||||
|
``` |
||||||
|
|
||||||
|
After the application starts, navigate to `http://localhost:5000` in your web browser or run: |
||||||
|
``` |
||||||
|
$ curl localhost:5000 |
||||||
|
This webpage has been viewed 2 time(s) |
||||||
|
``` |
||||||
|
|
||||||
|
## Monitoring Redis keys |
||||||
|
|
||||||
|
Connect to redis database by using ```redis-cli``` command and monitor the keys. |
||||||
|
``` |
||||||
|
redis-cli -p 6379 |
||||||
|
127.0.0.1:6379> monitor |
||||||
|
OK |
||||||
|
1646634062.732496 [0 172.21.0.3:33106] "INCRBY" "hits" "1" |
||||||
|
1646634062.735669 [0 172.21.0.3:33106] "GET" "hits" |
||||||
|
``` |
||||||
|
|
||||||
|
|
||||||
|
Stop and remove the containers |
||||||
|
``` |
||||||
|
$ docker-compose down |
||||||
|
``` |
@ -0,0 +1,14 @@ |
|||||||
|
from flask import Flask |
||||||
|
from redis import Redis |
||||||
|
|
||||||
|
app = Flask(__name__) |
||||||
|
redis = Redis(host='redis', port=6379) |
||||||
|
|
||||||
|
@app.route('/') |
||||||
|
def hello(): |
||||||
|
redis.incr('hits') |
||||||
|
counter = str(redis.get('hits'),'utf-8') |
||||||
|
return "This webpage has been viewed "+counter+" time(s)" |
||||||
|
|
||||||
|
if __name__ == "__main__": |
||||||
|
app.run(host="0.0.0.0", debug=True) |
@ -0,0 +1,13 @@ |
|||||||
|
services: |
||||||
|
redis: |
||||||
|
image: redislabs/redismod |
||||||
|
ports: |
||||||
|
- '6379:6379' |
||||||
|
web: |
||||||
|
build: . |
||||||
|
ports: |
||||||
|
- "5000:5000" |
||||||
|
volumes: |
||||||
|
- .:/code |
||||||
|
depends_on: |
||||||
|
- redis |
@ -0,0 +1,2 @@ |
|||||||
|
flask |
||||||
|
redis |
@ -0,0 +1,27 @@ |
|||||||
|
|
||||||
|
services: |
||||||
|
redis: |
||||||
|
image: 'redislabs/redismod' |
||||||
|
ports: |
||||||
|
- '6379:6379' |
||||||
|
web1: |
||||||
|
restart: on-failure |
||||||
|
build: ./web |
||||||
|
hostname: web1 |
||||||
|
ports: |
||||||
|
- '81:5000' |
||||||
|
web2: |
||||||
|
restart: on-failure |
||||||
|
build: ./web |
||||||
|
hostname: web2 |
||||||
|
ports: |
||||||
|
- '82:5000' |
||||||
|
nginx: |
||||||
|
build: ./nginx |
||||||
|
ports: |
||||||
|
- '80:80' |
||||||
|
depends_on: |
||||||
|
- web1 |
||||||
|
- web2 |
||||||
|
|
||||||
|
|
@ -0,0 +1,3 @@ |
|||||||
|
FROM nginx:1.21.6 |
||||||
|
RUN rm /etc/nginx/conf.d/default.conf |
||||||
|
COPY nginx.conf /etc/nginx/conf.d/default.conf |
@ -0,0 +1,12 @@ |
|||||||
|
upstream loadbalancer { |
||||||
|
server web1:5000; |
||||||
|
server web2:5000; |
||||||
|
} |
||||||
|
|
||||||
|
server { |
||||||
|
listen 80; |
||||||
|
server_name localhost; |
||||||
|
location / { |
||||||
|
proxy_pass http://loadbalancer; |
||||||
|
} |
||||||
|
} |
@ -0,0 +1 @@ |
|||||||
|
node_modules |
@ -0,0 +1,9 @@ |
|||||||
|
FROM node:14.17.3-alpine3.14 |
||||||
|
|
||||||
|
WORKDIR /usr/src/app |
||||||
|
|
||||||
|
COPY package.json package-lock.json ./ |
||||||
|
RUN npm ci |
||||||
|
COPY ./server.js ./ |
||||||
|
|
||||||
|
CMD ["npm","start"] |
@ -0,0 +1,408 @@ |
|||||||
|
{ |
||||||
|
"name": "web", |
||||||
|
"version": "1.0.0", |
||||||
|
"lockfileVersion": 1, |
||||||
|
"requires": true, |
||||||
|
"dependencies": { |
||||||
|
"accepts": { |
||||||
|
"version": "1.3.8", |
||||||
|
"resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz", |
||||||
|
"integrity": "sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==", |
||||||
|
"requires": { |
||||||
|
"mime-types": "~2.1.34", |
||||||
|
"negotiator": "0.6.3" |
||||||
|
} |
||||||
|
}, |
||||||
|
"array-flatten": { |
||||||
|
"version": "1.1.1", |
||||||
|
"resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz", |
||||||
|
"integrity": "sha1-ml9pkFGx5wczKPKgCJaLZOopVdI=" |
||||||
|
}, |
||||||
|
"body-parser": { |
||||||
|
"version": "1.19.2", |
||||||
|
"resolved": "https://registry.npmjs.org/body-parser/-/body-parser-1.19.2.tgz", |
||||||
|
"integrity": "sha512-SAAwOxgoCKMGs9uUAUFHygfLAyaniaoun6I8mFY9pRAJL9+Kec34aU+oIjDhTycub1jozEfEwx1W1IuOYxVSFw==", |
||||||
|
"requires": { |
||||||
|
"bytes": "3.1.2", |
||||||
|
"content-type": "~1.0.4", |
||||||
|
"debug": "2.6.9", |
||||||
|
"depd": "~1.1.2", |
||||||
|
"http-errors": "1.8.1", |
||||||
|
"iconv-lite": "0.4.24", |
||||||
|
"on-finished": "~2.3.0", |
||||||
|
"qs": "6.9.7", |
||||||
|
"raw-body": "2.4.3", |
||||||
|
"type-is": "~1.6.18" |
||||||
|
} |
||||||
|
}, |
||||||
|
"bytes": { |
||||||
|
"version": "3.1.2", |
||||||
|
"resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz", |
||||||
|
"integrity": "sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg==" |
||||||
|
}, |
||||||
|
"content-disposition": { |
||||||
|
"version": "0.5.4", |
||||||
|
"resolved": "https://registry.npmjs.org/content-disposition/-/content-disposition-0.5.4.tgz", |
||||||
|
"integrity": "sha512-FveZTNuGw04cxlAiWbzi6zTAL/lhehaWbTtgluJh4/E95DqMwTmha3KZN1aAWA8cFIhHzMZUvLevkw5Rqk+tSQ==", |
||||||
|
"requires": { |
||||||
|
"safe-buffer": "5.2.1" |
||||||
|
} |
||||||
|
}, |
||||||
|
"content-type": { |
||||||
|
"version": "1.0.4", |
||||||
|
"resolved": "https://registry.npmjs.org/content-type/-/content-type-1.0.4.tgz", |
||||||
|
"integrity": "sha512-hIP3EEPs8tB9AT1L+NUqtwOAps4mk2Zob89MWXMHjHWg9milF/j4osnnQLXBCBFBk/tvIG/tUc9mOUJiPBhPXA==" |
||||||
|
}, |
||||||
|
"cookie": { |
||||||
|
"version": "0.4.2", |
||||||
|
"resolved": "https://registry.npmjs.org/cookie/-/cookie-0.4.2.tgz", |
||||||
|
"integrity": "sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA==" |
||||||
|
}, |
||||||
|
"cookie-signature": { |
||||||
|
"version": "1.0.6", |
||||||
|
"resolved": "https://registry.npmjs.org/cookie-signature/-/cookie-signature-1.0.6.tgz", |
||||||
|
"integrity": "sha1-4wOogrNCzD7oylE6eZmXNNqzriw=" |
||||||
|
}, |
||||||
|
"debug": { |
||||||
|
"version": "2.6.9", |
||||||
|
"resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz", |
||||||
|
"integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==", |
||||||
|
"requires": { |
||||||
|
"ms": "2.0.0" |
||||||
|
} |
||||||
|
}, |
||||||
|
"denque": { |
||||||
|
"version": "1.5.1", |
||||||
|
"resolved": "https://registry.npmjs.org/denque/-/denque-1.5.1.tgz", |
||||||
|
"integrity": "sha512-XwE+iZ4D6ZUB7mfYRMb5wByE8L74HCn30FBN7sWnXksWc1LO1bPDl67pBR9o/kC4z/xSNAwkMYcGgqDV3BE3Hw==" |
||||||
|
}, |
||||||
|
"depd": { |
||||||
|
"version": "1.1.2", |
||||||
|
"resolved": "https://registry.npmjs.org/depd/-/depd-1.1.2.tgz", |
||||||
|
"integrity": "sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak=" |
||||||
|
}, |
||||||
|
"destroy": { |
||||||
|
"version": "1.0.4", |
||||||
|
"resolved": "https://registry.npmjs.org/destroy/-/destroy-1.0.4.tgz", |
||||||
|
"integrity": "sha1-l4hXRCxEdJ5CBmE+N5RiBYJqvYA=" |
||||||
|
}, |
||||||
|
"ee-first": { |
||||||
|
"version": "1.1.1", |
||||||
|
"resolved": "https://registry.npmjs.org/ee-first/-/ee-first-1.1.1.tgz", |
||||||
|
"integrity": "sha1-WQxhFWsK4vTwJVcyoViyZrxWsh0=" |
||||||
|
}, |
||||||
|
"encodeurl": { |
||||||
|
"version": "1.0.2", |
||||||
|
"resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz", |
||||||
|
"integrity": "sha1-rT/0yG7C0CkyL1oCw6mmBslbP1k=" |
||||||
|
}, |
||||||
|
"escape-html": { |
||||||
|
"version": "1.0.3", |
||||||
|
"resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz", |
||||||
|
"integrity": "sha1-Aljq5NPQwJdN4cFpGI7wBR0dGYg=" |
||||||
|
}, |
||||||
|
"etag": { |
||||||
|
"version": "1.8.1", |
||||||
|
"resolved": "https://registry.npmjs.org/etag/-/etag-1.8.1.tgz", |
||||||
|
"integrity": "sha1-Qa4u62XvpiJorr/qg6x9eSmbCIc=" |
||||||
|
}, |
||||||
|
"express": { |
||||||
|
"version": "4.17.3", |
||||||
|
"resolved": "https://registry.npmjs.org/express/-/express-4.17.3.tgz", |
||||||
|
"integrity": "sha512-yuSQpz5I+Ch7gFrPCk4/c+dIBKlQUxtgwqzph132bsT6qhuzss6I8cLJQz7B3rFblzd6wtcI0ZbGltH/C4LjUg==", |
||||||
|
"requires": { |
||||||
|
"accepts": "~1.3.8", |
||||||
|
"array-flatten": "1.1.1", |
||||||
|
"body-parser": "1.19.2", |
||||||
|
"content-disposition": "0.5.4", |
||||||
|
"content-type": "~1.0.4", |
||||||
|
"cookie": "0.4.2", |
||||||
|
"cookie-signature": "1.0.6", |
||||||
|
"debug": "2.6.9", |
||||||
|
"depd": "~1.1.2", |
||||||
|
"encodeurl": "~1.0.2", |
||||||
|
"escape-html": "~1.0.3", |
||||||
|
"etag": "~1.8.1", |
||||||
|
"finalhandler": "~1.1.2", |
||||||
|
"fresh": "0.5.2", |
||||||
|
"merge-descriptors": "1.0.1", |
||||||
|
"methods": "~1.1.2", |
||||||
|
"on-finished": "~2.3.0", |
||||||
|
"parseurl": "~1.3.3", |
||||||
|
"path-to-regexp": "0.1.7", |
||||||
|
"proxy-addr": "~2.0.7", |
||||||
|
"qs": "6.9.7", |
||||||
|
"range-parser": "~1.2.1", |
||||||
|
"safe-buffer": "5.2.1", |
||||||
|
"send": "0.17.2", |
||||||
|
"serve-static": "1.14.2", |
||||||
|
"setprototypeof": "1.2.0", |
||||||
|
"statuses": "~1.5.0", |
||||||
|
"type-is": "~1.6.18", |
||||||
|
"utils-merge": "1.0.1", |
||||||
|
"vary": "~1.1.2" |
||||||
|
} |
||||||
|
}, |
||||||
|
"finalhandler": { |
||||||
|
"version": "1.1.2", |
||||||
|
"resolved": "https://registry.npmjs.org/finalhandler/-/finalhandler-1.1.2.tgz", |
||||||
|
"integrity": "sha512-aAWcW57uxVNrQZqFXjITpW3sIUQmHGG3qSb9mUah9MgMC4NeWhNOlNjXEYq3HjRAvL6arUviZGGJsBg6z0zsWA==", |
||||||
|
"requires": { |
||||||
|
"debug": "2.6.9", |
||||||
|
"encodeurl": "~1.0.2", |
||||||
|
"escape-html": "~1.0.3", |
||||||
|
"on-finished": "~2.3.0", |
||||||
|
"parseurl": "~1.3.3", |
||||||
|
"statuses": "~1.5.0", |
||||||
|
"unpipe": "~1.0.0" |
||||||
|
} |
||||||
|
}, |
||||||
|
"forwarded": { |
||||||
|
"version": "0.2.0", |
||||||
|
"resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz", |
||||||
|
"integrity": "sha512-buRG0fpBtRHSTCOASe6hD258tEubFoRLb4ZNA6NxMVHNw2gOcwHo9wyablzMzOA5z9xA9L1KNjk/Nt6MT9aYow==" |
||||||
|
}, |
||||||
|
"fresh": { |
||||||
|
"version": "0.5.2", |
||||||
|
"resolved": "https://registry.npmjs.org/fresh/-/fresh-0.5.2.tgz", |
||||||
|
"integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac=" |
||||||
|
}, |
||||||
|
"http-errors": { |
||||||
|
"version": "1.8.1", |
||||||
|
"resolved": "https://registry.npmjs.org/http-errors/-/http-errors-1.8.1.tgz", |
||||||
|
"integrity": "sha512-Kpk9Sm7NmI+RHhnj6OIWDI1d6fIoFAtFt9RLaTMRlg/8w49juAStsrBgp0Dp4OdxdVbRIeKhtCUvoi/RuAhO4g==", |
||||||
|
"requires": { |
||||||
|
"depd": "~1.1.2", |
||||||
|
"inherits": "2.0.4", |
||||||
|
"setprototypeof": "1.2.0", |
||||||
|
"statuses": ">= 1.5.0 < 2", |
||||||
|
"toidentifier": "1.0.1" |
||||||
|
} |
||||||
|
}, |
||||||
|
"iconv-lite": { |
||||||
|
"version": "0.4.24", |
||||||
|
"resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.4.24.tgz", |
||||||
|
"integrity": "sha512-v3MXnZAcvnywkTUEZomIActle7RXXeedOR31wwl7VlyoXO4Qi9arvSenNQWne1TcRwhCL1HwLI21bEqdpj8/rA==", |
||||||
|
"requires": { |
||||||
|
"safer-buffer": ">= 2.1.2 < 3" |
||||||
|
} |
||||||
|
}, |
||||||
|
"inherits": { |
||||||
|
"version": "2.0.4", |
||||||
|
"resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz", |
||||||
|
"integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==" |
||||||
|
}, |
||||||
|
"ipaddr.js": { |
||||||
|
"version": "1.9.1", |
||||||
|
"resolved": "https://registry.npmjs.org/ipaddr.js/-/ipaddr.js-1.9.1.tgz", |
||||||
|
"integrity": "sha512-0KI/607xoxSToH7GjN1FfSbLoU0+btTicjsQSWQlh/hZykN8KpmMf7uYwPW3R+akZ6R/w18ZlXSHBYXiYUPO3g==" |
||||||
|
}, |
||||||
|
"media-typer": { |
||||||
|
"version": "0.3.0", |
||||||
|
"resolved": "https://registry.npmjs.org/media-typer/-/media-typer-0.3.0.tgz", |
||||||
|
"integrity": "sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g=" |
||||||
|
}, |
||||||
|
"merge-descriptors": { |
||||||
|
"version": "1.0.1", |
||||||
|
"resolved": "https://registry.npmjs.org/merge-descriptors/-/merge-descriptors-1.0.1.tgz", |
||||||
|
"integrity": "sha1-sAqqVW3YtEVoFQ7J0blT8/kMu2E=" |
||||||
|
}, |
||||||
|
"methods": { |
||||||
|
"version": "1.1.2", |
||||||
|
"resolved": "https://registry.npmjs.org/methods/-/methods-1.1.2.tgz", |
||||||
|
"integrity": "sha1-VSmk1nZUE07cxSZmVoNbD4Ua/O4=" |
||||||
|
}, |
||||||
|
"mime": { |
||||||
|
"version": "1.6.0", |
||||||
|
"resolved": "https://registry.npmjs.org/mime/-/mime-1.6.0.tgz", |
||||||
|
"integrity": "sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==" |
||||||
|
}, |
||||||
|
"mime-db": { |
||||||
|
"version": "1.52.0", |
||||||
|
"resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.52.0.tgz", |
||||||
|
"integrity": "sha512-sPU4uV7dYlvtWJxwwxHD0PuihVNiE7TyAbQ5SWxDCB9mUYvOgroQOwYQQOKPJ8CIbE+1ETVlOoK1UC2nU3gYvg==" |
||||||
|
}, |
||||||
|
"mime-types": { |
||||||
|
"version": "2.1.35", |
||||||
|
"resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.35.tgz", |
||||||
|
"integrity": "sha512-ZDY+bPm5zTTF+YpCrAU9nK0UgICYPT0QtT1NZWFv4s++TNkcgVaT0g6+4R2uI4MjQjzysHB1zxuWL50hzaeXiw==", |
||||||
|
"requires": { |
||||||
|
"mime-db": "1.52.0" |
||||||
|
} |
||||||
|
}, |
||||||
|
"ms": { |
||||||
|
"version": "2.0.0", |
||||||
|
"resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz", |
||||||
|
"integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=" |
||||||
|
}, |
||||||
|
"negotiator": { |
||||||
|
"version": "0.6.3", |
||||||
|
"resolved": "https://registry.npmjs.org/negotiator/-/negotiator-0.6.3.tgz", |
||||||
|
"integrity": "sha512-+EUsqGPLsM+j/zdChZjsnX51g4XrHFOIXwfnCVPGlQk/k5giakcKsuxCObBRu6DSm9opw/O6slWbJdghQM4bBg==" |
||||||
|
}, |
||||||
|
"on-finished": { |
||||||
|
"version": "2.3.0", |
||||||
|
"resolved": "https://registry.npmjs.org/on-finished/-/on-finished-2.3.0.tgz", |
||||||
|
"integrity": "sha1-IPEzZIGwg811M3mSoWlxqi2QaUc=", |
||||||
|
"requires": { |
||||||
|
"ee-first": "1.1.1" |
||||||
|
} |
||||||
|
}, |
||||||
|
"parseurl": { |
||||||
|
"version": "1.3.3", |
||||||
|
"resolved": "https://registry.npmjs.org/parseurl/-/parseurl-1.3.3.tgz", |
||||||
|
"integrity": "sha512-CiyeOxFT/JZyN5m0z9PfXw4SCBJ6Sygz1Dpl0wqjlhDEGGBP1GnsUVEL0p63hoG1fcj3fHynXi9NYO4nWOL+qQ==" |
||||||
|
}, |
||||||
|
"path-to-regexp": { |
||||||
|
"version": "0.1.7", |
||||||
|
"resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz", |
||||||
|
"integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w=" |
||||||
|
}, |
||||||
|
"proxy-addr": { |
||||||
|
"version": "2.0.7", |
||||||
|
"resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz", |
||||||
|
"integrity": "sha512-llQsMLSUDUPT44jdrU/O37qlnifitDP+ZwrmmZcoSKyLKvtZxpyV0n2/bD/N4tBAAZ/gJEdZU7KMraoK1+XYAg==", |
||||||
|
"requires": { |
||||||
|
"forwarded": "0.2.0", |
||||||
|
"ipaddr.js": "1.9.1" |
||||||
|
} |
||||||
|
}, |
||||||
|
"qs": { |
||||||
|
"version": "6.9.7", |
||||||
|
"resolved": "https://registry.npmjs.org/qs/-/qs-6.9.7.tgz", |
||||||
|
"integrity": "sha512-IhMFgUmuNpyRfxA90umL7ByLlgRXu6tIfKPpF5TmcfRLlLCckfP/g3IQmju6jjpu+Hh8rA+2p6A27ZSPOOHdKw==" |
||||||
|
}, |
||||||
|
"range-parser": { |
||||||
|
"version": "1.2.1", |
||||||
|
"resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz", |
||||||
|
"integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==" |
||||||
|
}, |
||||||
|
"raw-body": { |
||||||
|
"version": "2.4.3", |
||||||
|
"resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.3.tgz", |
||||||
|
"integrity": "sha512-UlTNLIcu0uzb4D2f4WltY6cVjLi+/jEN4lgEUj3E04tpMDpUlkBo/eSn6zou9hum2VMNpCCUone0O0WeJim07g==", |
||||||
|
"requires": { |
||||||
|
"bytes": "3.1.2", |
||||||
|
"http-errors": "1.8.1", |
||||||
|
"iconv-lite": "0.4.24", |
||||||
|
"unpipe": "1.0.0" |
||||||
|
} |
||||||
|
}, |
||||||
|
"redis": { |
||||||
|
"version": "3.1.2", |
||||||
|
"resolved": "https://registry.npmjs.org/redis/-/redis-3.1.2.tgz", |
||||||
|
"integrity": "sha512-grn5KoZLr/qrRQVwoSkmzdbw6pwF+/rwODtrOr6vuBRiR/f3rjSTGupbF90Zpqm2oenix8Do6RV7pYEkGwlKkw==", |
||||||
|
"requires": { |
||||||
|
"denque": "^1.5.0", |
||||||
|
"redis-commands": "^1.7.0", |
||||||
|
"redis-errors": "^1.2.0", |
||||||
|
"redis-parser": "^3.0.0" |
||||||
|
} |
||||||
|
}, |
||||||
|
"redis-commands": { |
||||||
|
"version": "1.7.0", |
||||||
|
"resolved": "https://registry.npmjs.org/redis-commands/-/redis-commands-1.7.0.tgz", |
||||||
|
"integrity": "sha512-nJWqw3bTFy21hX/CPKHth6sfhZbdiHP6bTawSgQBlKOVRG7EZkfHbbHwQJnrE4vsQf0CMNE+3gJ4Fmm16vdVlQ==" |
||||||
|
}, |
||||||
|
"redis-errors": { |
||||||
|
"version": "1.2.0", |
||||||
|
"resolved": "https://registry.npmjs.org/redis-errors/-/redis-errors-1.2.0.tgz", |
||||||
|
"integrity": "sha1-62LSrbFeTq9GEMBK/hUpOEJQq60=" |
||||||
|
}, |
||||||
|
"redis-parser": { |
||||||
|
"version": "3.0.0", |
||||||
|
"resolved": "https://registry.npmjs.org/redis-parser/-/redis-parser-3.0.0.tgz", |
||||||
|
"integrity": "sha1-tm2CjNyv5rS4pCin3vTGvKwxyLQ=", |
||||||
|
"requires": { |
||||||
|
"redis-errors": "^1.0.0" |
||||||
|
} |
||||||
|
}, |
||||||
|
"safe-buffer": { |
||||||
|
"version": "5.2.1", |
||||||
|
"resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.2.1.tgz", |
||||||
|
"integrity": "sha512-rp3So07KcdmmKbGvgaNxQSJr7bGVSVk5S9Eq1F+ppbRo70+YeaDxkw5Dd8NPN+GD6bjnYm2VuPuCXmpuYvmCXQ==" |
||||||
|
}, |
||||||
|
"safer-buffer": { |
||||||
|
"version": "2.1.2", |
||||||
|
"resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz", |
||||||
|
"integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==" |
||||||
|
}, |
||||||
|
"send": { |
||||||
|
"version": "0.17.2", |
||||||
|
"resolved": "https://registry.npmjs.org/send/-/send-0.17.2.tgz", |
||||||
|
"integrity": "sha512-UJYB6wFSJE3G00nEivR5rgWp8c2xXvJ3OPWPhmuteU0IKj8nKbG3DrjiOmLwpnHGYWAVwA69zmTm++YG0Hmwww==", |
||||||
|
"requires": { |
||||||
|
"debug": "2.6.9", |
||||||
|
"depd": "~1.1.2", |
||||||
|
"destroy": "~1.0.4", |
||||||
|
"encodeurl": "~1.0.2", |
||||||
|
"escape-html": "~1.0.3", |
||||||
|
"etag": "~1.8.1", |
||||||
|
"fresh": "0.5.2", |
||||||
|
"http-errors": "1.8.1", |
||||||
|
"mime": "1.6.0", |
||||||
|
"ms": "2.1.3", |
||||||
|
"on-finished": "~2.3.0", |
||||||
|
"range-parser": "~1.2.1", |
||||||
|
"statuses": "~1.5.0" |
||||||
|
}, |
||||||
|
"dependencies": { |
||||||
|
"ms": { |
||||||
|
"version": "2.1.3", |
||||||
|
"resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz", |
||||||
|
"integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==" |
||||||
|
} |
||||||
|
} |
||||||
|
}, |
||||||
|
"serve-static": { |
||||||
|
"version": "1.14.2", |
||||||
|
"resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.2.tgz", |
||||||
|
"integrity": "sha512-+TMNA9AFxUEGuC0z2mevogSnn9MXKb4fa7ngeRMJaaGv8vTwnIEkKi+QGvPt33HSnf8pRS+WGM0EbMtCJLKMBQ==", |
||||||
|
"requires": { |
||||||
|
"encodeurl": "~1.0.2", |
||||||
|
"escape-html": "~1.0.3", |
||||||
|
"parseurl": "~1.3.3", |
||||||
|
"send": "0.17.2" |
||||||
|
} |
||||||
|
}, |
||||||
|
"setprototypeof": { |
||||||
|
"version": "1.2.0", |
||||||
|
"resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.2.0.tgz", |
||||||
|
"integrity": "sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==" |
||||||
|
}, |
||||||
|
"statuses": { |
||||||
|
"version": "1.5.0", |
||||||
|
"resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz", |
||||||
|
"integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=" |
||||||
|
}, |
||||||
|
"toidentifier": { |
||||||
|
"version": "1.0.1", |
||||||
|
"resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.1.tgz", |
||||||
|
"integrity": "sha512-o5sSPKEkg/DIQNmH43V0/uerLrpzVedkUh8tGNvaeXpfpuwjKenlSox/2O/BTlZUtEe+JG7s5YhEz608PlAHRA==" |
||||||
|
}, |
||||||
|
"type-is": { |
||||||
|
"version": "1.6.18", |
||||||
|
"resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz", |
||||||
|
"integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==", |
||||||
|
"requires": { |
||||||
|
"media-typer": "0.3.0", |
||||||
|
"mime-types": "~2.1.24" |
||||||
|
} |
||||||
|
}, |
||||||
|
"unpipe": { |
||||||
|
"version": "1.0.0", |
||||||
|
"resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz", |
||||||
|
"integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=" |
||||||
|
}, |
||||||
|
"utils-merge": { |
||||||
|
"version": "1.0.1", |
||||||
|
"resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz", |
||||||
|
"integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=" |
||||||
|
}, |
||||||
|
"vary": { |
||||||
|
"version": "1.1.2", |
||||||
|
"resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz", |
||||||
|
"integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=" |
||||||
|
} |
||||||
|
} |
||||||
|
} |
@ -0,0 +1,15 @@ |
|||||||
|
{ |
||||||
|
"name": "web", |
||||||
|
"version": "1.0.0", |
||||||
|
"description": "Running Node.js and Express.js on Docker", |
||||||
|
"main": "server.js", |
||||||
|
"scripts": { |
||||||
|
"start": "node server.js" |
||||||
|
}, |
||||||
|
"dependencies": { |
||||||
|
"express": "^4.17.2", |
||||||
|
"redis": "3.1.2" |
||||||
|
}, |
||||||
|
"author": "", |
||||||
|
"license": "MIT" |
||||||
|
} |
@ -0,0 +1,24 @@ |
|||||||
|
const os = require('os'); |
||||||
|
const express = require('express'); |
||||||
|
const app = express(); |
||||||
|
const redis = require('redis'); |
||||||
|
const redisClient = redis.createClient({ |
||||||
|
host: 'redis', |
||||||
|
port: 6379 |
||||||
|
}); |
||||||
|
|
||||||
|
app.get('/', function(req, res) { |
||||||
|
redisClient.get('numVisits', function(err, numVisits) { |
||||||
|
numVisitsToDisplay = parseInt(numVisits) + 1; |
||||||
|
if (isNaN(numVisitsToDisplay)) { |
||||||
|
numVisitsToDisplay = 1; |
||||||
|
} |
||||||
|
res.send(os.hostname() +': Number of visits is: ' + numVisitsToDisplay); |
||||||
|
numVisits++; |
||||||
|
redisClient.set('numVisits', numVisits); |
||||||
|
}); |
||||||
|
}); |
||||||
|
|
||||||
|
app.listen(5000, function() { |
||||||
|
console.log('Web application is listening on port 5000'); |
||||||
|
}); |
Loading…
Reference in new issue