Add some integration tests

itest/bootstrap-tests.sh

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+#! /bin/bash
+set -ex
+
+# Create flat file
+echo "Hello" > /data/test.txt
+
+# Create Sqlite database
+touch /data/test_database.db
+sqlite3 /data/test_database.db <<-EOF
+CREATE TABLE test_table (
+  id integer PRIMARY KEY,
+  data text NOT NULL,
+);
+
+INSERT INTO test_table(data)
+VALUES ("Test row");
+EOF
+
+# Create MySql database
+mysql --user "$MYSQL_USER" --password "$MYSQL_PWD" main <<-EOF
+CREATE TABLE test_table (
+  id integer AUTO_INCREMENT PRIMARY KEY,
+  data text NOT NULL,
+);
+
+INSERT INTO test_table(data)
+VALUES ("Test row");
+EOF
+
+# Create Postgresql database
+pgsql --username "$PGSQL_USER" --dbname main <<-EOF
+CREATE TABLE test_table (
+  id integer PRIMARY KEY,
+  data text NOT NULL,
+);
+
+INSERT INTO test_table(data)
+VALUES ("Test row");
+EOF

itest/docker-compose.yml

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+---
+version: 3.9
+
+services:
+  mysql:
+    image: mysql
+    environment:
+      MYSQL_ROOT_PASSWORD: shhh
+      MYSQL_DATABASE: main
+
+  bootstrap:
+    image: alpine
+    command: /bootstrap-tests.sh
+    environment:
+      MYSQL_HOST: mysql
+      MYSQL_USER: root
+      MYSQL_PWD: shhh
+    volumes:
+      - ./bootstrap-tests.sh:/bootstrap-tests.sh
+      - ./data:/data
+
+  main:
+    build:
+      context: ..
+    command:
+    volumes:
+      - ./repo:/repo
+      - ./data:/data
+      - ./test-backup.hcl:/test-backup.hcl
+
+  validate:
+    image: alpine
+    command: /validate-tests.sh
+    volumes:
+      ./validate-tests.sh:/validate-tests.sh

itest/run.sh

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+#! /bin/bash
+set -ex
+
+echo Clean everything
+docker-compose down -v
+rm -fr ./repo/* ./data/*
+
+echo Boostrap databases and data
+docker-compose up -d mysql
+docker-compose run bootstrap /bootstrap-tests.sh
+
+echo Run backup job
+docker-compose run main -backup IntegrationTest -once /test-backup.hcl
+
+echo Clean data
+docker-compose down -v
+rm -fr ./data/*
+
+echo Run restore
+docker-compose run main -restore IntegrationTest -once /test-backup.hcl
+
+echo Validate data
+docker-compose run validate /validate-tests.sh
+
+echo Clean all again
+docker-compose down -v
+rm -fr ./repo/* ./data/*

itest/test-backup.hcl

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+job "IntegrationTest" {
+  schedule = "@daily"
+
+  config {
+    repo = "/repo"
+    passphrase = "shh"
+  }
+
+  mysql {
+    hostname = env("MYSQL_HOST")
+    database = "main"
+    username = env("MYSQL_USER")
+    password = env("MYSQL_PWD")
+    dump_to = "/tmp/mysql.sql"
+  }
+
+  sqlite {
+    path = "/data/test_database.db"
+    dump_to = "/data/test_database.db.bak"
+  }
+
+  backup {
+    paths = ["/data"]
+
+    restore_opts {
+      Target = "/"
+    }
+  }
+}

itest/validate-tests.sh

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+#! /bin/bash
+set -ex
+
+# Check flat file
+test -f /data/test.txt
+grep "^Hello" /data/test.txt
+
+# Check Sqlite database
+test -f /data/test_database.db
+sqlite3 /data/test_database.db "select data from test_table where id = 1" | grep "^Test row"
+
+# Check MySql database
+mysql --user "$MYSQL_USER" --password "$MYSQL_PWD" main <<-EOF | grep "^Test row"
+select data from test_table where id = 1;
+EOF
+
+# Check Postgresql database
+pgsql --username "$PGSQL_USER" --dbname main <<-EOF | grep "^Test row"
+select data from test_table where id = 1;
+EOF