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feat: enable webhooks by default #1152

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2 changes: 1 addition & 1 deletion ansible/tasks/setup-postgres.yml
Original file line number Diff line number Diff line change
Expand Up @@ -239,7 +239,7 @@
become_user: postgres
shell: |
source /var/lib/postgresql/.bashrc
/usr/lib/postgresql/bin/pg_ctl -D /var/lib/postgresql/data start
/usr/lib/postgresql/bin/pg_ctl -D /var/lib/postgresql/data start -o "-c shared_preload_libraries='pg_net'"
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environment:
LANG: en_US.UTF-8
LANGUAGE: en_US.UTF-8
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1 change: 1 addition & 0 deletions ebssurrogate/files/unit-tests/unit-test-01.sql
Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,7 @@ SELECT extensions_are(
'pg_graphql',
'pgcrypto',
'pgjwt',
'pg_net',
'uuid-ossp',
'supabase_vault'
]
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Original file line number Diff line number Diff line change
@@ -0,0 +1,243 @@
-- migrate:up

-- Create pg_net extension
CREATE EXTENSION IF NOT EXISTS pg_net SCHEMA extensions;

-- Create supabase_functions schema
CREATE SCHEMA IF NOT EXISTS supabase_functions AUTHORIZATION supabase_admin;

GRANT USAGE ON SCHEMA supabase_functions TO postgres, anon, authenticated, service_role;
ALTER DEFAULT PRIVILEGES IN SCHEMA supabase_functions GRANT ALL ON TABLES TO postgres, anon, authenticated, service_role;
ALTER DEFAULT PRIVILEGES IN SCHEMA supabase_functions GRANT ALL ON FUNCTIONS TO postgres, anon, authenticated, service_role;
ALTER DEFAULT PRIVILEGES IN SCHEMA supabase_functions GRANT ALL ON SEQUENCES TO postgres, anon, authenticated, service_role;

-- supabase_functions.migrations definition
CREATE TABLE IF NOT EXISTS supabase_functions.migrations (
version text PRIMARY KEY,
inserted_at timestamptz NOT NULL DEFAULT NOW()
);

-- Initial supabase_functions migration
INSERT INTO supabase_functions.migrations (version) VALUES
('initial'),
('20210809183423_update_grants')
ON CONFLICT DO NOTHING;

-- supabase_functions.hooks definition
CREATE TABLE IF NOT EXISTS supabase_functions.hooks (
id bigserial PRIMARY KEY,
hook_table_id integer NOT NULL,
hook_name text NOT NULL,
created_at timestamptz NOT NULL DEFAULT NOW(),
request_id bigint
);
CREATE INDEX IF NOT EXISTS supabase_functions_hooks_request_id_idx ON supabase_functions.hooks USING btree (request_id);
CREATE INDEX IF NOT EXISTS supabase_functions_hooks_h_table_id_h_name_idx ON supabase_functions.hooks USING btree (hook_table_id, hook_name);
COMMENT ON TABLE supabase_functions.hooks IS 'Supabase Functions Hooks: Audit trail for triggered hooks.';

CREATE OR REPLACE FUNCTION supabase_functions.http_request()
RETURNS trigger
LANGUAGE plpgsql
AS $function$
DECLARE
request_id bigint;
payload jsonb;
url text := TG_ARGV[0]::text;
method text := TG_ARGV[1]::text;
headers jsonb DEFAULT '{}'::jsonb;
params jsonb DEFAULT '{}'::jsonb;
timeout_ms integer DEFAULT 1000;
BEGIN
IF url IS NULL OR url = 'null' THEN
RAISE EXCEPTION 'url argument is missing';
END IF;

IF method IS NULL OR method = 'null' THEN
RAISE EXCEPTION 'method argument is missing';
END IF;

IF TG_ARGV[2] IS NULL OR TG_ARGV[2] = 'null' THEN
headers = '{"Content-Type": "application/json"}'::jsonb;
ELSE
headers = TG_ARGV[2]::jsonb;
END IF;

IF TG_ARGV[3] IS NULL OR TG_ARGV[3] = 'null' THEN
params = '{}'::jsonb;
ELSE
params = TG_ARGV[3]::jsonb;
END IF;

IF TG_ARGV[4] IS NULL OR TG_ARGV[4] = 'null' THEN
timeout_ms = 1000;
ELSE
timeout_ms = TG_ARGV[4]::integer;
END IF;

CASE
WHEN method = 'GET' THEN
SELECT http_get INTO request_id FROM net.http_get(
url,
params,
headers,
timeout_ms
);
WHEN method = 'POST' THEN
payload = jsonb_build_object(
'old_record', OLD,
'record', NEW,
'type', TG_OP,
'table', TG_TABLE_NAME,
'schema', TG_TABLE_SCHEMA
);

SELECT http_post INTO request_id FROM net.http_post(
url,
payload,
params,
headers,
timeout_ms
);
ELSE
RAISE EXCEPTION 'method argument % is invalid', method;
END CASE;

INSERT INTO supabase_functions.hooks
(hook_table_id, hook_name, request_id)
VALUES
(TG_RELID, TG_NAME, request_id);

RETURN NEW;
END
$function$;

-- Supabase super admin
DO
$$
BEGIN
IF NOT EXISTS (
SELECT 1
FROM pg_roles
WHERE rolname = 'supabase_functions_admin'
)
THEN
CREATE USER supabase_functions_admin NOINHERIT CREATEROLE LOGIN NOREPLICATION;
END IF;
END
$$;

GRANT ALL PRIVILEGES ON SCHEMA supabase_functions TO supabase_functions_admin;
GRANT ALL PRIVILEGES ON ALL TABLES IN SCHEMA supabase_functions TO supabase_functions_admin;
GRANT ALL PRIVILEGES ON ALL SEQUENCES IN SCHEMA supabase_functions TO supabase_functions_admin;
ALTER USER supabase_functions_admin SET search_path = "supabase_functions";
ALTER table "supabase_functions".migrations OWNER TO supabase_functions_admin;
ALTER table "supabase_functions".hooks OWNER TO supabase_functions_admin;
ALTER function "supabase_functions".http_request() OWNER TO supabase_functions_admin;
GRANT supabase_functions_admin TO postgres;

-- Remove unused supabase_pg_net_admin role
DO
$$
BEGIN
IF EXISTS (
SELECT 1
FROM pg_roles
WHERE rolname = 'supabase_pg_net_admin'
)
THEN
REASSIGN OWNED BY supabase_pg_net_admin TO supabase_admin;
DROP OWNED BY supabase_pg_net_admin;
DROP ROLE supabase_pg_net_admin;
END IF;
END
$$;

-- pg_net grants when extension is already enabled
DO
$$
BEGIN
IF EXISTS (
SELECT 1
FROM pg_extension
WHERE extname = 'pg_net'
)
THEN
GRANT USAGE ON SCHEMA net TO supabase_functions_admin, postgres, anon, authenticated, service_role;

ALTER function net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) SECURITY DEFINER;
ALTER function net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) SECURITY DEFINER;

ALTER function net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) SET search_path = net;
ALTER function net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) SET search_path = net;

REVOKE ALL ON FUNCTION net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) FROM PUBLIC;
REVOKE ALL ON FUNCTION net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) FROM PUBLIC;

GRANT EXECUTE ON FUNCTION net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) TO supabase_functions_admin, postgres, anon, authenticated, service_role;
GRANT EXECUTE ON FUNCTION net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) TO supabase_functions_admin, postgres, anon, authenticated, service_role;
END IF;
END
$$;

-- Event trigger for pg_net
CREATE OR REPLACE FUNCTION extensions.grant_pg_net_access()
RETURNS event_trigger
LANGUAGE plpgsql
AS $$
BEGIN
IF EXISTS (
SELECT 1
FROM pg_event_trigger_ddl_commands() AS ev
JOIN pg_extension AS ext
ON ev.objid = ext.oid
WHERE ext.extname = 'pg_net'
)
THEN
IF NOT EXISTS (
SELECT 1
FROM pg_roles
WHERE rolname = 'supabase_functions_admin'
)
THEN
CREATE USER supabase_functions_admin NOINHERIT CREATEROLE LOGIN NOREPLICATION;
END IF;

GRANT USAGE ON SCHEMA net TO supabase_functions_admin, postgres, anon, authenticated, service_role;

ALTER function net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) SECURITY DEFINER;
ALTER function net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) SECURITY DEFINER;

ALTER function net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) SET search_path = net;
ALTER function net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) SET search_path = net;

REVOKE ALL ON FUNCTION net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) FROM PUBLIC;
REVOKE ALL ON FUNCTION net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) FROM PUBLIC;

GRANT EXECUTE ON FUNCTION net.http_get(url text, params jsonb, headers jsonb, timeout_milliseconds integer) TO supabase_functions_admin, postgres, anon, authenticated, service_role;
GRANT EXECUTE ON FUNCTION net.http_post(url text, body jsonb, params jsonb, headers jsonb, timeout_milliseconds integer) TO supabase_functions_admin, postgres, anon, authenticated, service_role;
END IF;
END;
$$;
COMMENT ON FUNCTION extensions.grant_pg_net_access IS 'Grants access to pg_net';

DO
$$
BEGIN
IF NOT EXISTS (
SELECT 1
FROM pg_event_trigger
WHERE evtname = 'issue_pg_net_access'
) THEN
CREATE EVENT TRIGGER issue_pg_net_access ON ddl_command_end WHEN TAG IN ('CREATE EXTENSION')
EXECUTE PROCEDURE extensions.grant_pg_net_access();
END IF;
END
$$;

ALTER function supabase_functions.http_request() SECURITY DEFINER;
ALTER function supabase_functions.http_request() SET search_path = supabase_functions;
REVOKE ALL ON FUNCTION supabase_functions.http_request() FROM PUBLIC;
GRANT EXECUTE ON FUNCTION supabase_functions.http_request() TO postgres, anon, authenticated, service_role;


-- migrate:down
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