Squash migrations to prevent issues with older SQLite versions.

.github/workflows/check_migrations_sqlite.yml

@@ -0,0 +1,56 @@
+name: Migrations for SQLite versions
+
+on: [push, pull_request]
+
+jobs:
+    pre_job:
+        name: Path match check
+        runs-on: ubuntu-latest
+        # Map a step output to a job output
+        outputs:
+            should_skip: ${{ steps.skip_check.outputs.should_skip }}
+        steps:
+            - id: skip_check
+              uses: fkirc/skip-duplicate-actions@master
+              with:
+                  github_token: ${{ github.token }}
+                  paths: '["morango/migrations/*.py", ".github/workflows/check_migrations_sqlite.yml", "setup.py", "requirements/*.txt"]'
+    migration_test:
+        name: SQLite migration tests
+        needs: pre_job
+        runs-on: ubuntu-20.04
+        steps:
+            - uses: actions/checkout@v2
+            - name: Set up Python 3.7
+              if: ${{ needs.pre_job.outputs.should_skip != 'true' }}
+              uses: actions/setup-python@v2
+              with:
+                  python-version: 3.7
+            - name: Install build dependencies
+              if: ${{ needs.pre_job.outputs.should_skip != 'true' }}
+              run: sudo apt install -y build-essential tcl
+            - name: Build SQLite 3.25.3
+              if: ${{ needs.pre_job.outputs.should_skip != 'true' }}
+              run: |
+                  # Following the instructions from https://til.simonwillison.net/sqlite/ld-preload
+                  # to build SQLite from source, using version 3.25.3
+                  wget https://www.sqlite.org/src/tarball/89e099fb/SQLite-89e099fb.tar.gz
+                  tar -xzvf SQLite-89e099fb.tar.gz
+                  cd SQLite-89e099fb
+                  CPPFLAGS="-DSQLITE_ENABLE_FTS3 -DSQLITE_ENABLE_FTS3_PARENTHESIS -DSQLITE_ENABLE_RTREE=1" ./configure
+                  make
+                  LD_PRELOAD=.libs/libsqlite3.so python3 -c \
+                  'import sqlite3; assert sqlite3.connect(":memory").execute("select sqlite_version()").fetchone()[0] == "3.25.3"'
+                  # Once we have confirmed that this works, set it for subsequent steps
+                  echo "LD_PRELOAD=$(realpath .libs/libsqlite3.so)" >> $GITHUB_ENV
+            - uses: actions/cache@v4
+              with:
+                path: ~/.cache/pip
+                key: ${{ runner.os }}-pip-${{ hashFiles('setup.py') }}
+                restore-keys: |
+                    ${{ runner.os }}-pip-
+            - name: Install dependencies
+              run: pip install .
+            - name: Run migrations
+              if: ${{ needs.pre_job.outputs.should_skip != 'true' }}
+              run: python tests/testapp/manage.py migrate

Makefile

@@ -3,6 +3,14 @@ SHELL := bash
 .ONESHELL:
 .PHONY: help clean clean-pyc release dist
 
+# standalone install method
+DOCKER_COMPOSE = docker-compose
+
+# support new plugin installation for docker-compose
+ifeq (, $(shell which docker-compose))
+DOCKER_COMPOSE = docker compose
+endif
+
 define BROWSER_PYSCRIPT
 import os, webbrowser, sys
 try:
@@ -84,16 +92,16 @@ tox:
 	set -ex
 	function _on_interrupt() {
 		# leave off `-v` to skip volume cleanup for debugging error
-		docker-compose down
+		$(DOCKER_COMPOSE) down
 	}
 	trap _on_interrupt SIGINT SIGTERM SIGKILL ERR
-	docker-compose up --detach
-	until docker-compose logs --tail=1 postgres | grep -q "database system is ready to accept connections"; do
+	$(DOCKER_COMPOSE) up --detach
+	until $(DOCKER_COMPOSE) logs --tail=1 postgres | grep -q "database system is ready to accept connections"; do
 		echo "$(date) - waiting for postgres..."
 		sleep 1
 	done
 	$(MAKE) -e $(subst -with-postgres,,$@)
-	docker-compose down -v
+	$(DOCKER_COMPOSE) down -v
 
 coverage: ## check code coverage quickly with the default Python
 	coverage run --source morango setup.py test

docker-compose.yml

@@ -1,5 +1,3 @@
-version: '3.4'
-
 services:
   postgres:
     image: postgres:9.6