Move over Python and ruby templates

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

README.md

@@ -21,6 +21,22 @@ faas-cli new --lang go \
     NAME
 ```
 
+## Contents
+
+In most cases, alternatives have already been provided and are listed int the Function Store, or the [Languages section of the OpenFaaS documentation](https://docs.openfaas.com/languages/overview/).
+
+| Name | Language | Version | Linux base | Watchdog | Link
+|:-----|:---------|:--------|:-----------|:---------|:----
+| go | Go | 1.23 | Alpine Linux | classic | [Legacy Go template (deprecated)](https://github.com/openfaas/templates/tree/master/template/go)
+| bun-express | Bun | 1.0 | Alpine Linux | of-watchdog | [NodeJS template](https://github.com/openfaas/templates/tree/master/template/bun-express)
+| node | NodeJS | 20 | Alpine Linux | classic | [Legacy NodeJS template (deprecated)](https://github.com/openfaas/templates/tree/master/template/node)
+| python3 | Python | 3 | Alpine Linux | classic | [Legacy Python 3 template](https://github.com/openfaas/templates/tree/master/template/python3)
+| python3-debian | Python | 3 | Debian Linux | classic | [Legacy Python 3 Debian template](https://github.com/openfaas/templates/tree/master/template/python3-debian)
+| python27 | Python | 2.7.18 | Alpine Linux | classic | [Python 2.7 template (deprecated)](https://github.com/openfaas/templates/tree/master/template/python27)
+| ruby | Ruby | 3.3 | Alpine Linux | classic| [Ruby template](https://github.com/openfaas/templates/tree/master/template/ruby)
+| csharp | C# | N/A | Debian GNU/Linux 9 | classic | [Legacy C# template (deprecated)](https://github.com/openfaas/templates/tree/master/template/csharp)
+
+
 ### License
 
 This project is part of the OpenFaaS project licensed under the MIT License.

template/python27/Dockerfile

@@ -0,0 +1,55 @@
+FROM --platform=${TARGETPLATFORM:-linux/amd64} ghcr.io/openfaas/classic-watchdog:0.3.1 AS watchdog
+FROM --platform=${TARGETPLATFORM:-linux/amd64} python:2.7.18-alpine
+
+ARG TARGETPLATFORM
+ARG BUILDPLATFORM
+
+# Allows you to add additional packages via build-arg
+ARG ADDITIONAL_PACKAGE
+
+COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
+RUN chmod +x /usr/bin/fwatchdog
+RUN apk --no-cache add ca-certificates ${ADDITIONAL_PACKAGE}
+
+# Add non root user
+RUN addgroup -S app && adduser app -S -G app
+
+WORKDIR /home/app/
+
+COPY index.py           .
+COPY requirements.txt   .
+
+RUN chown -R app /home/app && \
+  mkdir -p /home/app/python && chown -R app /home/app
+USER app
+ENV PATH=$PATH:/home/app/.local/bin:/home/app/python/bin/
+ENV PYTHONPATH=$PYTHONPATH:/home/app/python
+
+RUN pip install -r requirements.txt --target=/home/app/python
+
+RUN mkdir -p function
+RUN touch ./function/__init__.py
+
+WORKDIR /home/app/function/
+COPY function/requirements.txt	.
+
+RUN pip install -r requirements.txt --target=/home/app/python
+
+WORKDIR /home/app/
+
+USER root
+
+COPY function           function
+
+# Allow any user-id for OpenShift users.
+RUN chown -R app:app ./ && \
+  chmod -R 777 /home/app/python
+
+USER app
+
+ENV fprocess="python index.py"
+EXPOSE 8080
+
+HEALTHCHECK --interval=3s CMD [ -e /tmp/.lock ] || exit 1
+
+CMD ["fwatchdog"]

template/python27/function/handler.py

@@ -0,0 +1,7 @@
+def handle(req):
+    """handle a request to the function
+    Args:
+        req (str): request body
+    """
+
+    return req

template/python27/index.py

@@ -0,0 +1,18 @@
+# Copyright (c) Alex Ellis 2017. All rights reserved.
+# Copyright (c) OpenFaaS Author(s) 2018. All rights reserved.
+# Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+import sys
+from function import handler
+
+def get_stdin():
+    buf = ""
+    for line in sys.stdin:
+        buf = buf + line
+    return buf
+
+if __name__ == "__main__":
+    st = get_stdin()
+    ret = handler.handle(st)
+    if ret != None:
+        print(ret)

template/python27/template.yml

@@ -0,0 +1,30 @@
+language: python27
+fprocess: python index.py
+build_options: 
+  - name: dev
+    packages: 
+      - make
+      - automake
+      - gcc
+      - g++
+      - subversion
+      - python3-dev
+      - musl-dev
+      - libffi-dev
+      - git
+  - name: mysql
+    packages: 
+      - mysql-client
+      - mysql-dev
+  - name: pillow
+    packages: 
+      - jpeg-dev
+      - zlib-dev
+      - freetype-dev
+      - lcms2-dev
+      - openjpeg-dev
+      - tiff-dev
+      - tk-dev
+      - tcl-dev
+      - harfbuzz-dev
+      - fribidi-dev

template/python3-debian/Dockerfile

@@ -0,0 +1,58 @@
+ARG PYTHON_VERSION=3
+FROM --platform=${TARGETPLATFORM:-linux/amd64} ghcr.io/openfaas/classic-watchdog:0.3.1 AS watchdog
+FROM --platform=${TARGETPLATFORM:-linux/amd64} python:${PYTHON_VERSION}
+
+ARG TARGETPLATFORM
+ARG BUILDPLATFORM
+
+# Allows you to add additional packages via build-arg
+ARG ADDITIONAL_PACKAGE
+
+COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
+RUN chmod +x /usr/bin/fwatchdog
+RUN apt-get update \
+    && apt-get install -y ca-certificates ${ADDITIONAL_PACKAGE} \
+    && rm -rf /var/lib/apt/lists/
+
+# Add non root user
+RUN groupadd app && useradd -r -g app app
+
+WORKDIR /home/app/
+
+COPY index.py           .
+COPY requirements.txt   .
+
+RUN chown -R app /home/app && \
+    mkdir -p /home/app/python && chown -R app /home/app
+USER app
+ENV PATH=$PATH:/home/app/.local/bin:/home/app/python/bin/
+ENV PYTHONPATH=$PYTHONPATH:/home/app/python
+
+RUN pip install -r requirements.txt --target=/home/app/python
+
+RUN mkdir -p function
+RUN touch ./function/__init__.py
+
+WORKDIR /home/app/function/
+COPY function/requirements.txt	.
+
+RUN pip install -r requirements.txt --target=/home/app/python
+
+WORKDIR /home/app/
+
+USER root
+
+COPY function           function
+
+# Allow any user-id for OpenShift users.
+RUN chown -R app:app ./ && \
+    chmod -R 777 /home/app/python
+
+USER app
+
+ENV fprocess="python3 index.py"
+EXPOSE 8080
+
+HEALTHCHECK --interval=3s CMD [ -e /tmp/.lock ] || exit 1
+
+CMD ["fwatchdog"]

template/python3-debian/function/handler.py

@@ -0,0 +1,7 @@
+def handle(req):
+    """handle a request to the function
+    Args:
+        req (str): request body
+    """
+
+    return req

template/python3-debian/index.py

@@ -0,0 +1,20 @@
+# Copyright (c) Alex Ellis 2017. All rights reserved.
+# Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+import sys
+from function import handler
+
+def get_stdin():
+    buf = ""
+    while(True):
+        line = sys.stdin.readline()
+        buf += line
+        if line=="":
+            break
+    return buf
+
+if(__name__ == "__main__"):
+    st = get_stdin()
+    ret = handler.handle(st)
+    if ret != None:
+        print(ret)

template/python3-debian/template.yml

@@ -0,0 +1,2 @@
+language: python3-debian
+fprocess: python3 index.py

template/python3/Dockerfile

@@ -0,0 +1,57 @@
+ARG PYTHON_VERSION=3
+FROM --platform=${TARGETPLATFORM:-linux/amd64} ghcr.io/openfaas/classic-watchdog:0.3.1 AS watchdog
+FROM --platform=${TARGETPLATFORM:-linux/amd64} python:${PYTHON_VERSION}-alpine
+
+ARG TARGETPLATFORM
+ARG BUILDPLATFORM
+
+# Allows you to add additional packages via build-arg
+ARG ADDITIONAL_PACKAGE
+
+COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
+RUN chmod +x /usr/bin/fwatchdog
+RUN apk --no-cache add ca-certificates ${ADDITIONAL_PACKAGE}
+
+
+# Add non root user
+RUN addgroup -S app && adduser app -S -G app
+
+WORKDIR /home/app/
+
+COPY index.py           .
+COPY requirements.txt   .
+
+RUN chown -R app /home/app && \
+  mkdir -p /home/app/python && chown -R app /home/app
+USER app
+ENV PATH=$PATH:/home/app/.local/bin:/home/app/python/bin/
+ENV PYTHONPATH=$PYTHONPATH:/home/app/python
+
+RUN pip install -r requirements.txt --target=/home/app/python
+
+RUN mkdir -p function
+RUN touch ./function/__init__.py
+
+WORKDIR /home/app/function/
+COPY function/requirements.txt	.
+
+RUN pip install -r requirements.txt --target=/home/app/python
+
+WORKDIR /home/app/
+
+USER root
+
+COPY function           function
+
+# Allow any user-id for OpenShift users.
+RUN chown -R app:app ./ && \
+  chmod -R 777 /home/app/python
+
+USER app
+
+ENV fprocess="python3 index.py"
+EXPOSE 8080
+
+HEALTHCHECK --interval=3s CMD [ -e /tmp/.lock ] || exit 1
+
+CMD ["fwatchdog"]

template/python3/function/handler.py

@@ -0,0 +1,7 @@
+def handle(req):
+    """handle a request to the function
+    Args:
+        req (str): request body
+    """
+
+    return req

template/python3/index.py

@@ -0,0 +1,21 @@
+# Copyright (c) Alex Ellis 2017. All rights reserved.
+# Copyright (c) OpenFaaS Author(s) 2018. All rights reserved.
+# Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+import sys
+from function import handler
+
+def get_stdin():
+    buf = ""
+    while(True):
+        line = sys.stdin.readline()
+        buf += line
+        if line == "":
+            break
+    return buf
+
+if __name__ == "__main__":
+    st = get_stdin()
+    ret = handler.handle(st)
+    if ret != None:
+        print(ret)

template/python3/template.yml

@@ -0,0 +1,37 @@
+language: python3
+fprocess: python3 index.py
+build_options:
+  - name: dev
+    packages: 
+      - make
+      - automake
+      - gcc
+      - g++
+      - subversion
+      - python3-dev
+      - musl-dev
+      - libffi-dev
+      - git
+  - name: mysql
+    packages: 
+      - mysql-client
+      - mysql-dev
+  - name: pillow
+    packages: 
+      - jpeg-dev
+      - zlib-dev
+      - freetype-dev
+      - lcms2-dev
+      - openjpeg-dev
+      - tiff-dev
+      - tk-dev
+      - tcl-dev
+      - harfbuzz-dev
+      - fribidi-dev
+welcome_message: |
+  You have created a Python3 function using the Classic Watchdog.
+
+  To include third-party dependencies create a requirements.txt file.
+
+  For high-throughput applications, we recommend using the python3-flask
+  or python3-http templates.

template/ruby/Dockerfile

@@ -0,0 +1,42 @@
+FROM --platform=${TARGETPLATFORM:-linux/amd64} ghcr.io/openfaas/classic-watchdog:0.3.1 AS watchdog
+FROM --platform=${TARGETPLATFORM:-linux/amd64} ruby:3.3.6-alpine
+
+ARG TARGETPLATFORM
+ARG BUILDPLATFORM
+
+COPY --from=watchdog /fwatchdog /usr/bin/fwatchdog
+RUN chmod +x /usr/bin/fwatchdog
+
+ARG ADDITIONAL_PACKAGE
+
+# Alternatively use ADD https:// (which will not be cached by Docker builder)
+RUN apk --no-cache add ${ADDITIONAL_PACKAGE}
+
+WORKDIR /home/app
+
+COPY Gemfile   .
+COPY index.rb  .
+COPY function  function
+
+RUN bundle install \
+  && mkdir -p /home/app/function
+
+WORKDIR /home/app/function
+
+RUN bundle install
+
+RUN addgroup -S app \
+  && adduser app -S -G app
+
+RUN chown app:app -R /home/app
+
+USER app
+
+WORKDIR /home/app
+
+ENV fprocess="ruby index.rb"
+EXPOSE 8080
+
+HEALTHCHECK --interval=2s CMD [ -e /tmp/.lock ] || exit 1
+
+CMD ["fwatchdog"]

template/ruby/Gemfile

@@ -0,0 +1 @@
+source 'https://rubygems.org'