alpine add user

Author: ilinuxerone

alpine/alpine-adduser/Dockerfile

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+FROM gliderlabs/alpine:latest
+
+#-h DIR          Home directory
+#-g GECOS        GECOS field
+#-s SHELL        Login shell
+#-G GRP          Add user to existing group
+#-S              Create a system user
+#-D              Do not assign a password
+#-H              Do not create home directory
+#-u UID          User id
+
+#-g GID  Group id
+#-S      Create a system group
+
+
+#There is no inherent difference between system groups and 'normal' groups, just like there is none between system users and regular users.
+#It is by convention that human users are assigned uids from a certain number (e.g. 1000) upwards, whereas system users get uids in a range below that number.
+
+#RUN addgroup -g 999 app && adduser -D  -G app -s /bin/sh -u 999 app
+
+RUN apk add --update \
+    python \
+    py-pip \
+  && pip install flask -U \
+  && rm -rf /var/cache/apk/* \
+  && adduser -D app \
+  && mkdir /foo  \
+  && chown -R app:app /foo
+
+USER app
+
+# add directly the jar
+ADD main.py /foo/main.py
+
+# creates a mount point
+VOLUME /tmp
+
+CMD python /foo/main.py
+
+EXPOSE 8008

alpine/alpine-adduser/README.md

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+
+# flask-alpine-docker
+
+This example creates a non-root user in a docker image based on alpine and runs a flask server with non-root user privileges.
+
+---
+
+## Build using:
+```
+docker build --no-cache  -t python-build:latest .
+```
+---
+
+## Run using:
+```
+docker run -it --name flaskpython -p 8008:8008 python-build:latest
+```
+
+---

alpine/alpine-adduser/main.py

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+from flask import Flask
+app = Flask(__name__)
+
+@app.route('/')
+def hello_world():
+    return 'Hello World!'
+
+if __name__ == '__main__':
+    app.run('0.0.0.0',8008)