public DatabaseMigrationExecutionHook(IDatabaseMigrationExecutor executor,
IDatabaseMigrationsConfiguration configuration, IEnvironment environment)
{
this.executor = executor;
this.configuration = configuration;
this.environment = environment;
}
private async Task InitializeAsync()
{
if (executor != null)
{
return;
}
LoadModules();
CreateMigrationProvider();
executionOptions.EnvironmentTags = Options.EnvironmentTags?.ToArray() ?? new string[0];
executionOptions.MigrateOnlySpecifiedModules = Options.Modules?.Count() > 0
? Options.Modules.Select(x =>
{
string[] parts = x.Split('@', 2);
if (parts.Length > 1)
{
return(new DatabaseMigrationSearchSpecifier(parts[0], DatabaseVersion.Parse(parts[1])));
}
else
{
return(new DatabaseMigrationSearchSpecifier(x, null));
}
}).ToArray()
: null;
migrationSelector = new DatabaseMigrationSelector(migrationRegistry, migrationProvider,
executionOptions.MigrationSelectorOptions);
Regex fileNameRegex = Options.FileNameRegex != null
? new Regex(Options.FileNameRegex, RegexOptions.Compiled | RegexOptions.IgnoreCase)
: null;
foreach (string path in Options.DirectoryPaths)
{
kernel.Bind <FileDatabaseMigrationDiscoveryPath>()
.ToConstant(new FileDatabaseMigrationDiscoveryPath(path, true, fileNameRegex));
}
if (!Options.DirectoryPaths.Any() && !Options.Assemblies.Any())
{
Logger.Error("You have not passed any --directoryPaths nor --assemblies to load the migrations from. No migrations will be performed.");
}
migrationDiscoveries = new IDatabaseMigrationDiscovery[]
{
new FileDatabaseMigrationDiscovery(kernel.GetBindings(typeof(FileDatabaseMigrationDiscoveryPath)).Count() > 0
? kernel.GetAll <FileDatabaseMigrationDiscoveryPath>().ToArray() : new FileDatabaseMigrationDiscoveryPath[0]),
new ResourceDatabaseMigrationDiscovery(kernel.GetBindings(typeof(ResourceDatabaseMigrationDiscoveryAssembly)).Count() > 0
? kernel.GetAll <ResourceDatabaseMigrationDiscoveryAssembly>().ToArray()
: new ResourceDatabaseMigrationDiscoveryAssembly[0])
};
executor = new DatabaseMigrationExecutor(new[] { migrationProvider }, migrationRegistry,
migrationDiscoveries, migrationSelector, executionOptions);
}
