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Merge pull request #58702 from florianjacob/fix-mysql

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nixos/mysql: fix typing-induced bugs
This commit is contained in:
Silvan Mosberger 2019-05-24 19:51:54 +02:00 committed by GitHub
parent b596bec9d9 14571f5ed0
commit f631167557
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2 changed files with 21 additions and 6 deletions
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10
nixos/modules/services/databases/mysql.nix
View file

@ -133,7 +133,7 @@ in
};
initialScript = mkOption {
type = types.nullOr types.lines;
type = types.nullOr types.path;
default = null;
description = "A file containing SQL statements to be executed on the first startup. Can be used for granting certain permissions on the database";
};
@ -360,9 +360,11 @@ in
echo "Creating initial database: ${database.name}"
( echo 'create database `${database.name}`;'
${optionalString (database ? "schema") ''
${optionalString (database.schema != null) ''
echo 'use `${database.name}`;'
# TODO: this silently falls through if database.schema does not exist,
# we should catch this somehow and exit, but can't do it here because we're in a subshell.
if [ -f "${database.schema}" ]
then
cat ${database.schema}
@ -399,7 +401,9 @@ in
${optionalString (cfg.initialScript != null)
''
# Execute initial script
cat ${cfg.initialScript} | ${mysql}/bin/mysql -u root -N
# using toString to avoid copying the file to nix store if given as path instead of string,
# as it might contain credentials
cat ${toString cfg.initialScript} | ${mysql}/bin/mysql -u root -N
''}
${optionalString (cfg.rootPassword != null)

17
nixos/tests/mysql.nix
View file

@ -10,7 +10,15 @@ import ./make-test.nix ({ pkgs, ...} : {
{
services.mysql.enable = true;
services.mysql.initialDatabases = [ { name = "testdb"; schema = ./testdb.sql; } ];
services.mysql.initialDatabases = [
{ name = "testdb"; schema = ./testdb.sql; }
{ name = "empty_testdb"; }
];
# note that using pkgs.writeText here is generally not a good idea,
# as it will store the password in world-readable /nix/store ;)
services.mysql.initialScript = pkgs.writeText "mysql-init.sql" ''
CREATE USER 'passworduser'@'localhost' IDENTIFIED BY 'password123';
'';
services.mysql.package = pkgs.mysql;
};
@ -36,11 +44,14 @@ import ./make-test.nix ({ pkgs, ...} : {
startAll;
$mysql->waitForUnit("mysql");
$mysql->succeed("echo 'use testdb; select * from tests' | mysql -u root -N | grep 4");
$mysql->succeed("echo 'use empty_testdb;' | mysql -u root");
$mysql->succeed("echo 'use testdb; select * from tests;' | mysql -u root -N | grep 4");
# ';' acts as no-op, just check whether login succeeds with the user created from the initialScript
$mysql->succeed("echo ';' | mysql -u passworduser --password=password123");
$mariadb->waitForUnit("mysql");
$mariadb->succeed("echo 'use testdb; create table tests (test_id INT, PRIMARY KEY (test_id));' | sudo -u testuser mysql -u testuser");
$mariadb->succeed("echo 'use testdb; insert into tests values (42);' | sudo -u testuser mysql -u testuser");
$mariadb->succeed("echo 'use testdb; select test_id from tests' | sudo -u testuser mysql -u testuser -N | grep 42");
$mariadb->succeed("echo 'use testdb; select test_id from tests;' | sudo -u testuser mysql -u testuser -N | grep 42");
'';
})