From 086102c2fb2e523969b93177351014e0dc66cdd7 Mon Sep 17 00:00:00 2001
From: Tobias Reisinger <development@serguzim.me>
Date: Mon, 26 Aug 2019 01:02:49 +0200
Subject: [PATCH] add: schema migration scripts
---
Dockerfile | 1 +
schema_migration.sh | 24 ++++++++++++++++++++++++
sql/migration_0.sql | 38 ++++++++++++++++++++++++++++++++++++++
3 files changed, 63 insertions(+)
create mode 100755 schema_migration.sh
create mode 100644 sql/migration_0.sql
diff --git a/Dockerfile b/Dockerfile
index 2a5824f..043c319 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,6 +8,7 @@ RUN apt-get update -yqq \
&& locale-gen en_US.UTF-8 \
&& cd /opt/ \
&& wget -qO- https://repo1.maven.org/maven2/org/flywaydb/flyway-commandline/6.0.0/flyway-commandline-6.0.0-linux-x64.tar.gz | tar xvz \
+ && sudo chmod +x /opt/flyway-6.0.0/flyway \
&& sudo ln -s /opt/flyway-6.0.0/flyway /usr/local/bin
ENV LANG=en_US.UTF-8 \
diff --git a/schema_migration.sh b/schema_migration.sh
new file mode 100755
index 0000000..2393927
--- /dev/null
+++ b/schema_migration.sh
@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+sqlite_return=$(sqlite3 core.sqlite "SELECT version_num FROM meta LIMIT 1;" 2>/dev/null);
+
+if ! [[ $sqlite_return =~ ^-?[0-9]+$ ]]
+then
+ echo "No version number found. Initiating database."
+ sqlite_return=0;
+fi;
+
+version_num=$sqlite_return;
+
+while [ -f sql/migration_$version_num.sql ]
+do
+ sqlite3 core.sqlite < sql/migration_$version_num.sql;
+ ((version_num++));
+done;
+
+if [ $sqlite_return -eq 0 ]
+then
+ sqlite3 core.sqlite "INSERT INTO meta (version_num) VALUES ($version_num); ";
+else
+ sqlite3 core.sqlite "UPDATE meta SET version_num=$version_num;";
+fi
\ No newline at end of file
diff --git a/sql/migration_0.sql b/sql/migration_0.sql
new file mode 100644
index 0000000..b81d189
--- /dev/null
+++ b/sql/migration_0.sql
@@ -0,0 +1,38 @@
+create table meta
+(
+ version_num int not null
+);
+
+create table controllers
+(
+ id VARCHAR(33) not null
+ primary key
+ unique,
+ name VARCHAR(128),
+ ip VARCHAR(16),
+ port INTEGER,
+ relay_count INTEGER,
+ active BOOLEAN not null
+);
+
+create table relays
+(
+ id INTEGER not null
+ primary key
+ unique,
+ name VARCHAR(128),
+ number INTEGER not null,
+ controller_id VARCHAR(33) not null
+ references controllers (id),
+ active_schedule_id VARCHAR(33)
+ references schedules
+);
+
+create table schedules
+(
+ id VARCHAR(33) not null
+ primary key
+ unique,
+ name VARCHAR(128),
+ periods BLOB
+);