pierre/DockerPostgresMigration
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Prepare migration to 17 -> 18

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This commit is contained in:
Pierre HUBERT
2025-10-08 19:39:26 +02:00
parent 677b1d980b
commit 31fdceb34f
4 changed files with 14 additions and 15 deletions
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19
Dockerfile
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@@ -1,18 +1,16 @@
FROM ubuntu:noble AS build18
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/v18.0/postgresql-18.0.tar.gz -O pg18.tar.gz
RUN tar -xf pg18.tar.gz
RUN cd postgresql* && ./configure --prefix=/postgres/18 && make world-bin && make install
FROM ubuntu:noble AS build17 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 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/v17.6/postgresql-17.6.tar.gz -O pg17.tar.gz
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 tar -xf pg17.tar.gz
RUN cd postgresql* && ./configure --prefix=/postgres/17 && make world-bin && make install 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 FROM ubuntu:noble
RUN apt update && apt install -y \ RUN apt update && apt install -y \
libicu74 \ libicu74 \
@@ -27,8 +25,9 @@ ENV LANG=en_US.utf8
ENV POSTGRES_USER=postgres ENV POSTGRES_USER=postgres
COPY --from=build18 /postgres/18 /postgres/18
COPY --from=build17 /postgres/17 /postgres/17 COPY --from=build17 /postgres/17 /postgres/17
COPY --from=build16 /postgres/16 /postgres/16
COPY migrate.sh /migrate.sh COPY migrate.sh /migrate.sh
RUN chmod +x migrate.sh RUN chmod +x migrate.sh

4
README.md
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@@ -13,10 +13,10 @@ This repository will:
Create an outdated database: Create an outdated database:
```bash ```bash
mkdir test-db mkdir test-db
docker run --rm --name testdb -u 1000 -e POSTGRES_PASSWORD=password -v $(pwd)/test-db:/var/lib/postgresql/data -it postgres:16 docker run --rm --name testdb --env PGDATA=/var/lib/postgresql/data -u 1000 -e POSTGRES_PASSWORD=password -v $(pwd)/test-db:/var/lib/postgresql/data -it postgres:17
``` ```
Perform the migration (you need to replace `POSTGRES_USER` and `POSTGRES_PASSWORD` with the credentials of the root user of the database): Perform the migration (you need to replace `POSTGRES_USER` and `POSTGRES_PASSWORD` with the credentials of the root user of the database):
```bash ```bash
docker run -u 1000 -e POSTGRES_USER=postgres -e POSTGRES_PASSWORD=password -v $(pwd)/test-db:/db --rm -it pierre42100/postgresmig:16to17 docker run -u 1000 -e POSTGRES_USER=postgres -e POSTGRES_PASSWORD=password -v $(pwd)/test-db:/db --rm -it pierre42100/postgresmig:17to18
``` ```

2
build.sh
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@@ -1,2 +1,2 @@
#!/bin/bash #!/bin/bash
docker build . -t pierre42100/postgresmig:16to17 docker build . -t pierre42100/postgresmig:17to18

4
migrate.sh
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@@ -17,12 +17,12 @@ cp -r "$DB_PATH" "$OLD_DB_PATH"
# Initialize NEW database # Initialize NEW database
mkdir "$NEW_DB_PATH" mkdir "$NEW_DB_PATH"
/postgres/17/bin/initdb -D "$NEW_DB_PATH" --username "$POSTGRES_USER" --pwfile=<(printf "%s\n" "$POSTGRES_PASSWORD") || exit 1 /postgres/18/bin/initdb -D "$NEW_DB_PATH" --username "$POSTGRES_USER" --pwfile=<(printf "%s\n" "$POSTGRES_PASSWORD") || exit 1
# Perform migration # Perform migration
cd /tmp cd /tmp
/postgres/17/bin/pg_upgrade -b /postgres/16/bin/ -d "$OLD_DB_PATH" -D "$NEW_DB_PATH" -U "$POSTGRES_USER" || exit 2 /postgres/18/bin/pg_upgrade -b /postgres/17/bin/ -d "$OLD_DB_PATH" -D "$NEW_DB_PATH" -U "$POSTGRES_USER" || exit 2
# Configure database server # Configure database server
echo Configure database server echo Configure database server