pierre/DockerPostgresMigration
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Fix issue with checksums

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This commit is contained in:
Pierre HUBERT
2025-10-08 20:41:40 +02:00
parent 31fdceb34f
commit b9458ced17
1 changed files with 15 additions and 3 deletions
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18
migrate.sh
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@@ -1,6 +1,9 @@
#!/bin/bash #!/bin/bash
echo Migrate PostgreSQL version echo Migrate PostgreSQL version
OLD_POSTGRES=/postgres/17
NEW_POSTGRES=/postgres/18
DB_PATH=/db DB_PATH=/db
OLD_DB_PATH=/tmp/old_db OLD_DB_PATH=/tmp/old_db
NEW_DB_PATH=/tmp/new_db NEW_DB_PATH=/tmp/new_db
@@ -12,17 +15,26 @@ then
exit 1; exit 1;
fi fi
# Run database on a COPY of the database # Run migration on a COPY of the database
cp -r "$DB_PATH" "$OLD_DB_PATH" cp -r "$DB_PATH" "$OLD_DB_PATH"
# Initialize NEW database # Initialize NEW database
mkdir "$NEW_DB_PATH" mkdir "$NEW_DB_PATH"
/postgres/18/bin/initdb -D "$NEW_DB_PATH" --username "$POSTGRES_USER" --pwfile=<(printf "%s\n" "$POSTGRES_PASSWORD") || exit 1 $NEW_POSTGRES/bin/initdb -D "$NEW_DB_PATH" --username "$POSTGRES_USER" --pwfile=<(printf "%s\n" "$POSTGRES_PASSWORD") || exit 1
# Enable / disable checksum on new database, depending on the configuration of the old one
if $OLD_POSTGRES/bin/pg_checksums -c "$OLD_DB_PATH";
then
echo Enable checksums on new database
$NEW_POSTGRES/bin/pg_checksums -e "$NEW_DB_PATH"
else
echo Disable checksums on new database
$NEW_POSTGRES/bin/pg_checksums -d "$NEW_DB_PATH"
fi
# Perform migration # Perform migration
cd /tmp cd /tmp
/postgres/18/bin/pg_upgrade -b /postgres/17/bin/ -d "$OLD_DB_PATH" -D "$NEW_DB_PATH" -U "$POSTGRES_USER" || exit 2 $NEW_POSTGRES/bin/pg_upgrade -b $OLD_POSTGRES/bin/ -d "$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