Initial commit

.gitignore

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+test-db

Dockerfile

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+FROM ubuntu:noble AS build17
+RUN apt update && apt upgrade -y && apt install -y wget curl tar build-essential libreadline-dev zlib1g-dev flex bison libicu-dev pkg-config
+
+RUN wget https://ftp.postgresql.org/pub/source/v17.2/postgresql-17.2.tar.gz -O pg17.tar.gz
+RUN tar -xf pg17.tar.gz
+RUN cd postgresql* && ./configure --prefix=/postgres/17 && make world-bin && make install
+
+
+FROM ubuntu:noble AS build16
+RUN apt update && apt upgrade -y && apt install -y wget curl tar build-essential libreadline-dev zlib1g-dev flex bison libicu-dev pkg-config
+
+RUN wget https://ftp.postgresql.org/pub/source/v16.6/postgresql-16.6.tar.gz -O pg16.tar.gz
+RUN tar -xf pg16.tar.gz
+RUN cd postgresql* && ./configure --prefix=/postgres/16 && make world-bin && make install
+
+FROM ubuntu:noble
+RUN  apt update && apt install -y libicu74 curl wget nano && rm -rf /var/lib/apt/lists/*
+COPY --from=build17 /postgres/17 /postgres/17
+COPY --from=build16 /postgres/16 /postgres/16

README.md

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+# Docker migration helper
+
+## Test
+```
+docker run --rm --name testdb -e POSTGRES_PASSWORD=password -v $(pwd)/test-db:/var/lib/postgresql/data -it postgres:16
+```

build.sh

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+#!/bin/bash
+docker build . -t pierre42100/postgresmig:16to17