如何解决当点击 docker 时:(56) Recv failure: Connection reset by peer
我的 Dockerfile:
FROM python:3.8
copY . /code
workdir /code
RUN apt-get update && apt-get install -y --no-install-recommends apt-utils build-essential python3-wheel
RUN pip install -e .
RUN pip install -r test-requirements.txt
CMD ["gunicorn","--paste","development.ini","--workers","2","--timeout","9999","--graceful-timeout","60","--limit-request-field_size","0","--reload"]
我使用以下方法构建图像:
docker build -t dukaansvc:v1 -f build/Dockerfile .
并使用以下命令运行 docker 容器:
docker run -it -d -p 8000:8000 --name mypyramidapp dukaansvc:v1
我的金字塔的 development.ini
文件:
###
# app configuration
# https://docs.pylonsproject.org/projects/pyramid/en/latest/narr/environment.html
###
[app:main]
use = egg:dukaan
pyramid.reload_templates = true
pyramid.debug_authorization = false
pyramid.debug_notfound = false
pyramid.debug_routematch = false
pyramid.default_locale_name = en
pyramid.includes =
pyramid_debugtoolbar
###
# wsgi server configuration
###
[server:main]
use = egg:gunicorn#main
host = 0.0.0.0
port = 8000
[loggers]
keys = root,dukaan
[handlers]
keys = console
[formatters]
keys = generic
[logger_root]
level = INFO
handlers = console
[logger_dukaan]
level = DEBUG
handlers =
qualname = dukaan
[handler_console]
class = StreamHandler
args = (sys.stderr,)
level = NOTSET
formatter = generic
[formatter_generic]
format = %(asctime)s %(levelname)-5.5s [%(name)s:%(lineno)s][%(threadName)s] %(message)s
从容器内部,当我运行时:
curl http://localhost:8000/v1/users
我得到了我正在寻找的回复。
但是从主机上,当我运行时
curl http://localhost:8000/v1/users
我收到以下错误:
curl: (56) Recv failure: Connection reset by peer
❯ sudo ufw status verbose
Status: inactive
主机正在运行 Ubuntu:
❯ lsb_release -a
No LSB modules are available.
distributor ID: Ubuntu
Description: Ubuntu 20.04.1 LTS
Release: 20.04
Codename: focal
而宿主机上的Docker版本为:
❯ docker --version
Docker version 20.10.2,build 2291f61
主机上docker ps -a
的输出:
❯ docker ps -a
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
05874646c63b dukaansvc:v1 "gunicorn --paste de…" 25 seconds ago Up 22 seconds 0.0.0.0:8000->8000/tcp mypyramidapp
为什么我会收到这个错误?我该如何调试?
解决方法
我终于能够通过将 --bind 8000
添加到 docker run 命令来让它工作:
CMD ["gunicorn","--paste","development.ini","--bind",":8000","--workers","3","--reload"]
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