public override async Task StopAsync(CancellationToken cancellationToken)
{
await db.DisposeAsync();
db = null;
await Controller.DisposeAsync();
Controller = null;
}
public VectorPlusBackgroundService(ILogger <VectorPlusBackgroundService> logger, VectorPlusBackgroundServiceDbContext db)
{
this.logger = logger;
this.db = db;
}
public static IEnumerable <IVectorPlusBehaviourModule> ExtractModulesFromAllPlugins(ILogger logger = null)
{
logger?.LogDebug("Retrieving behavioural modules.");
var badModuleConfigs = new List <ModuleConfig>();
var extractedModules = new List <IVectorPlusBehaviourModule>();
using (var db = new VectorPlusBackgroundServiceDbContext())
{
// fetch all module configs in the database
var dbModules = db.Modules.OrderBy(m => m.Added).ToList();
// for each module
foreach (var dbModule in dbModules)
{
// if the user has enabled it
if (dbModule.UserEnabled)
{
// if the module config has binary
if (dbModule.Zip != null)
{
try
{
// extract the module
var modules = ExtractModulesFromZipData(dbModule.Zip, logger);
if (modules != null && modules.Count() > 0)
{
extractedModules.AddRange(modules);
logger?.LogInformation("Added modules: " + string.Join(", ", modules.Select(m => m.Name)));
}
else
{
logger?.LogWarning("No modules extracted for: " + dbModule.Name);
badModuleConfigs.Add(dbModule);
}
}
catch (Exception e)
{
logger?.LogWarning(dbModule.Name + ": " + e.Message);
badModuleConfigs.Add(dbModule);
}
}
else
{
logger?.LogWarning("DLL not stored for module " + dbModule.Name + ".");
badModuleConfigs.Add(dbModule);
}
}
else
{
logger?.LogDebug("Ignoring disabled module: " + dbModule.Name);
}
}
// remove all modules with issues
db.Modules.RemoveRange(badModuleConfigs);
}
logger?.LogDebug("Found " + extractedModules.Count + " modules.");
logger?.LogDebug("Removed " + badModuleConfigs.Count + " bad modules.");
return(extractedModules);
}
