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Add custom migration implementation

This commit is contained in:
matthewmcgarvey 2022-02-09 00:50:32 -06:00
parent e2fc64296d
commit 8ec992a8a3
12 changed files with 358 additions and 0 deletions

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@ -34,6 +34,7 @@ require "./invidious/channels/*"
require "./invidious/user/*" require "./invidious/user/*"
require "./invidious/routes/**" require "./invidious/routes/**"
require "./invidious/jobs/**" require "./invidious/jobs/**"
require "./invidious/migrations/*"
CONFIG = Config.load CONFIG = Config.load
HMAC_KEY = CONFIG.hmac_key || Random::Secure.hex(32) HMAC_KEY = CONFIG.hmac_key || Random::Secure.hex(32)
@ -111,6 +112,8 @@ end
OUTPUT = CONFIG.output.upcase == "STDOUT" ? STDOUT : File.open(CONFIG.output, mode: "a") OUTPUT = CONFIG.output.upcase == "STDOUT" ? STDOUT : File.open(CONFIG.output, mode: "a")
LOGGER = Invidious::LogHandler.new(OUTPUT, CONFIG.log_level) LOGGER = Invidious::LogHandler.new(OUTPUT, CONFIG.log_level)
# Run migrations
Invidious::Migrator.new(PG_DB).migrate
# Check table integrity # Check table integrity
Invidious::Database.check_integrity(CONFIG) Invidious::Database.check_integrity(CONFIG)

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@ -0,0 +1,38 @@
abstract class Invidious::Migration
macro inherited
Invidious::Migrator.migrations << self
end
@@version : Int64?
def self.version(version : Int32 | Int64)
@@version = version.to_i64
end
getter? completed = false
def initialize(@db : DB::Database)
end
abstract def up(conn : DB::Connection)
def migrate
# migrator already ignores completed migrations
# but this is an extra check to make sure a migration doesn't run twice
return if completed?
@db.transaction do |txn|
up(txn.connection)
track(txn.connection)
@completed = true
end
end
def version : Int64
@@version.not_nil!
end
private def track(conn : DB::Connection)
conn.exec("INSERT INTO #{Invidious::Migrator::MIGRATIONS_TABLE}(version) VALUES ($1)", version)
end
end

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@ -0,0 +1,30 @@
module Invidious::Migrations
class CreateChannelsTable < Migration
version 0
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.channels
(
id text NOT NULL,
author text,
updated timestamp with time zone,
deleted boolean,
subscribed timestamp with time zone,
CONSTRAINT channels_id_key UNIQUE (id)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.channels TO current_user;
SQL
conn.exec <<-SQL
CREATE INDEX IF NOT EXISTS channels_id_idx
ON public.channels
USING btree
(id COLLATE pg_catalog."default");
SQL
end
end
end

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@ -0,0 +1,28 @@
module Invidious::Migrations
class CreateVideosTable < Migration
version 1
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE UNLOGGED TABLE IF NOT EXISTS public.videos
(
id text NOT NULL,
info text,
updated timestamp with time zone,
CONSTRAINT videos_pkey PRIMARY KEY (id)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.videos TO current_user;
SQL
conn.exec <<-SQL
CREATE UNIQUE INDEX IF NOT EXISTS id_idx
ON public.videos
USING btree
(id COLLATE pg_catalog."default");
SQL
end
end
end

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@ -0,0 +1,35 @@
module Invidious::Migrations
class CreateChannelVideosTable < Migration
version 2
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.channel_videos
(
id text NOT NULL,
title text,
published timestamp with time zone,
updated timestamp with time zone,
ucid text,
author text,
length_seconds integer,
live_now boolean,
premiere_timestamp timestamp with time zone,
views bigint,
CONSTRAINT channel_videos_id_key UNIQUE (id)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.channel_videos TO current_user;
SQL
conn.exec <<-SQL
CREATE INDEX IF NOT EXISTS channel_videos_ucid_idx
ON public.channel_videos
USING btree
(ucid COLLATE pg_catalog."default");
SQL
end
end
end

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@ -0,0 +1,34 @@
module Invidious::Migrations
class CreateUsersTable < Migration
version 3
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.users
(
updated timestamp with time zone,
notifications text[],
subscriptions text[],
email text NOT NULL,
preferences text,
password text,
token text,
watched text[],
feed_needs_update boolean,
CONSTRAINT users_email_key UNIQUE (email)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.users TO current_user;
SQL
conn.exec <<-SQL
CREATE UNIQUE INDEX IF NOT EXISTS email_unique_idx
ON public.users
USING btree
(lower(email) COLLATE pg_catalog."default");
SQL
end
end
end

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@ -0,0 +1,28 @@
module Invidious::Migrations
class CreateSessionIdsTable < Migration
version 4
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.session_ids
(
id text NOT NULL,
email text,
issued timestamp with time zone,
CONSTRAINT session_ids_pkey PRIMARY KEY (id)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.session_ids TO current_user;
SQL
conn.exec <<-SQL
CREATE INDEX IF NOT EXISTS session_ids_id_idx
ON public.session_ids
USING btree
(id COLLATE pg_catalog."default");
SQL
end
end
end

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@ -0,0 +1,27 @@
module Invidious::Migrations
class CreateNoncesTable < Migration
version 5
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.nonces
(
nonce text,
expire timestamp with time zone,
CONSTRAINT nonces_id_key UNIQUE (nonce)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.nonces TO current_user;
SQL
conn.exec <<-SQL
CREATE INDEX IF NOT EXISTS nonces_nonce_idx
ON public.nonces
USING btree
(nonce COLLATE pg_catalog."default");
SQL
end
end
end

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@ -0,0 +1,20 @@
module Invidious::Migrations
class CreateAnnotationsTable < Migration
version 6
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.annotations
(
id text NOT NULL,
annotations xml,
CONSTRAINT annotations_id_key UNIQUE (id)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.annotations TO current_user;
SQL
end
end
end

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@ -0,0 +1,47 @@
module Invidious::Migrations
class CreatePlaylistsTable < Migration
version 7
def up(conn : DB::Connection)
conn.exec <<-SQL
DO
$$
BEGIN
IF NOT EXISTS (SELECT *
FROM pg_type typ
INNER JOIN pg_namespace nsp ON nsp.oid = typ.typnamespace
WHERE nsp.nspname = 'public'
AND typ.typname = 'privacy') THEN
CREATE TYPE public.privacy AS ENUM
(
'Public',
'Unlisted',
'Private'
);
END IF;
END;
$$
LANGUAGE plpgsql;
SQL
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.playlists
(
title text,
id text primary key,
author text,
description text,
video_count integer,
created timestamptz,
updated timestamptz,
privacy privacy,
index int8[]
);
SQL
conn.exec <<-SQL
GRANT ALL ON public.playlists TO current_user;
SQL
end
end
end

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@ -0,0 +1,27 @@
module Invidious::Migrations
class CreatePlaylistVideosTable < Migration
version 8
def up(conn : DB::Connection)
conn.exec <<-SQL
CREATE TABLE IF NOT EXISTS public.playlist_videos
(
title text,
id text,
author text,
ucid text,
length_seconds integer,
published timestamptz,
plid text references playlists(id),
index int8,
live_now boolean,
PRIMARY KEY (index,plid)
);
SQL
conn.exec <<-SQL
GRANT ALL ON TABLE public.playlist_videos TO current_user;
SQL
end
end
end

41
src/invidious/migrator.cr Normal file
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@ -0,0 +1,41 @@
class Invidious::Migrator
MIGRATIONS_TABLE = "invidious_migrations"
class_getter migrations = [] of Invidious::Migration.class
def initialize(@db : DB::Database)
end
def migrate
run_migrations = load_run_migrations
migrations = load_migrations.sort_by(&.version)
migrations_to_run = migrations.reject { |migration| run_migrations.includes?(migration.version) }
if migrations.empty?
puts "No migrations to run."
return
end
migrations_to_run.each do |migration|
puts "Running migration: #{migration.class.name}"
migration.migrate
end
end
private def load_migrations : Array(Invidious::Migration)
self.class.migrations.map(&.new(@db))
end
private def load_run_migrations : Array(Int64)
create_migrations_table
@db.query_all("SELECT version FROM #{MIGRATIONS_TABLE}", as: Int64)
end
private def create_migrations_table
@db.exec <<-SQL
CREATE TABLE IF NOT EXISTS #{MIGRATIONS_TABLE} (
id bigserial PRIMARY KEY,
version bigint NOT NULL
)
SQL
end
end