08.11.20 15:57

TP5_06.11.20/Dockerfile

-FROM python:3 
-ADD server.py /
-CMD ["python3","./server.py"]
+FROM golang:alpine AS builder
+COPY main.go /app/
+WORKDIR /app
+RUN CGO_ENABLED=0 go build -ldflags="-w -s" main.go
+
+FROM scratch AS runner
+COPY --from=builder /app/main /app/main
+ENTRYPOINT ["/app/main"]
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TP5_06.11.20/DockerfileWithPython.NoWorking

+# FROM python:3.7-alpine AS builder
+# COPY server.py /app/
+# WORKDIR /app
+# CMD ["python3","./server.py"]
+
+# FROM python:3.7-alpine as builder
+# COPY server.py /compiled/
+# WORKDIR /compiled
+# RUN python3 -m compileall server.py
+
+# RUN mkdir /install
+# WORKDIR /install
+# COPY requirements.txt /requirements.txt
+# RUN pip install --install-option="--prefix=/install" -r /requirements.txt
+
+# FROM builder
+# COPY --from=builder /install /usr/local
+# RUN mkdir app
+# COPY server.py /app
+# WORKDIR /app
+# CMD ["gunicorn", "-w 4", "server:app"]
+
+
+# FROM scratch AS runner
+# ENTRYPOINT ["/app"] 
+# FROM scratch AS runner
+# #COPY --from=builder /compiled/__pycache__ /runnable/
+# RUN mkdir /run
+# COPY server.py /run/
+# CMD ["sh", "/run/server.py"]
+#CMD ["/runnable/server.cpython-38.pyc"]
+
+
+# FROM python:3.7-alpine as base
+# FROM base as builder
+# RUN mkdir /install
+# WORKDIR /install
+# COPY requirements.txt /requirements.txt
+# RUN pip install --install-option="--prefix=/install" -r /requirements.txt
+# FROM base
+# COPY --from=builder /install /usr/local
+# COPY server.py /app
+# WORKDIR /app
+# CMD ["gunicorn", "-w 4", "main:app"]
+
+# Version fonctionnelle avec donnant une image de 41MB
+FROM python:3.7-alpine AS builder
+COPY server.py /app/
+WORKDIR /app
+CMD ["python3","./server.py"]
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TP5_06.11.20/main.go

+package main
+
+import(
+	"fmt"
+	"net/http"
+	"os"
+)
+
+func main(){
+	http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request){
+		r.Header.Set("Content-type", "text/html")
+		fmt.Fprintf(w, "<h1>Hello hostname: %s</h1>", os.Getenv("HOSTNAME"))
+	})
+
+	http.ListenAndServe(":80", nil)
+}
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TP5_06.11.20/requirements.txt

+gunicorn>=19,<20
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TP5_06.11.20/server.py

+
 import http.server
 import socketserver
 import os