public void Shutdown() {
if(_status != DekiInstanceStatus.RUNNING) {
throw new InvalidOperationException("bad state");
}
TimerFactory.Dispose();
_storage.Shutdown();
// run shudown code
ServiceBL.StopServices();
// reset instance fields
_status = DekiInstanceStatus.STOPPED;
RunningServices.Clear();
_configCache = null;
_storage = null;
Cache.Dispose();
SearchCache.Dispose();
_eventSink.InstanceShutdown(DreamContext.Current.StartTime);
_eventSink = null;
// unregister the instance to database mapping
if(null != _sessionFactory) {
_sessionFactory.Dispose();
_sessionFactory = null;
}
}
/// <summary>
/// Calls methods to perform initial init of a wiki instance including db updates, etc
/// </summary>
public void Startup(DekiContext context) {
if(context == null) {
throw new ArgumentNullException("context");
}
if(_status != DekiInstanceStatus.CREATED) {
throw new InvalidOperationException("bad state");
}
_status = DekiInstanceStatus.INITIALIZING;
// run startup code
try {
// create the IDekiDataSessionFactory for this instance
Type typeMySql = Type.GetType("MindTouch.Deki.Data.MySql.MySqlDekiDataSessionFactory, mindtouch.deki.data.mysql", true);
Type typeCaching = null;
try {
typeCaching = Type.GetType("MindTouch.Deki.Data.Caching.CachingDekiDataSessionFactory, mindtouch.data.caching", false);
} catch(Exception x) {
Log.Warn("The caching library was found but could not be loaded. Check that its version matches the version of your MindTouch API", x);
}
IDekiDataSessionFactory factoryMySql = (IDekiDataSessionFactory)typeMySql.GetConstructor(Type.EmptyTypes).Invoke(null);
IDekiDataSessionFactory factoryLogging = new LoggingDekiDataSessionFactory(factoryMySql);
if(typeCaching != null) {
IDekiDataSessionFactory factoryCaching = (IDekiDataSessionFactory)typeCaching.GetConstructor(new[] { typeof(IDekiDataSessionFactory) }).Invoke(new object[] { factoryLogging });
_sessionFactory = factoryCaching;
} else {
_sessionFactory = factoryLogging;
}
_sessionFactory.Initialize(Config ?? _deki.Config, new DekiInstanceSettings());
try {
DbUtils.CurrentSession = _sessionFactory.CreateSession();
// check for 'api-key'
if(string.IsNullOrEmpty(ApiKey) && string.IsNullOrEmpty(_deki.MasterApiKey)) {
throw new ArgumentNullException("apikey", "Missing apikey for wiki instance. Please ensure that you have a global <apikey> defined (in the service settings xml file) or an instance specific key in the config table as 'security/api-key'.");
}
// check if a storage config section was provided (default storage is filesystem provider)
XDoc storageConfig;
switch(ConfigBL.GetInstanceSettingsValue("storage/@type", ConfigBL.GetInstanceSettingsValue("storage/type", "default"))) {
case "default":
string defaultAttachPath = Path.Combine(_deki.DekiPath, "attachments");
storageConfig = new XDoc("config")
.Elem("path", defaultAttachPath)
.Elem("cache-path", Path.Combine(defaultAttachPath, ".cache"));
_storage = new FSStorage(storageConfig);
break;
case "fs":
string fsPath = ConfigBL.GetInstanceSettingsValue("storage/fs/path", null);
//Replace a $1 with the wiki name
fsPath = string.Format(Dream.PhpUtil.ConvertToFormatString(fsPath ?? string.Empty), Id);
storageConfig = new XDoc("config")
.Elem("path", fsPath)
.Elem("cache-path", ConfigBL.GetInstanceSettingsValue("storage/fs/cache-path", null));
_storage = new FSStorage(storageConfig);
break;
case "s3":
storageConfig = new XDoc("config")
.Elem("publickey", ConfigBL.GetInstanceSettingsValue("storage/s3/publickey", null))
.Elem("privatekey", ConfigBL.GetInstanceSettingsValue("storage/s3/privatekey", null))
.Elem("bucket", ConfigBL.GetInstanceSettingsValue("storage/s3/bucket", null))
.Elem("prefix", string.Format(Dream.PhpUtil.ConvertToFormatString(ConfigBL.GetInstanceSettingsValue("storage/s3/prefix", string.Empty)), DekiContext.Current.Instance.Id))
.Elem("timeout", ConfigBL.GetInstanceSettingsValue("storage/s3/timeout", null))
.Elem("allowredirects", ConfigBL.GetInstanceSettingsValue("storage/s3/allowredirects", null))
.Elem("redirecttimeout", ConfigBL.GetInstanceSettingsValue("storage/s3/redirecttimeout", null));
_storage = new S3Storage(storageConfig);
break;
default:
throw new ArgumentException("Storage provider unknown or not defined (key: storage/type)", "storage/type");
}
HomePageId = DbUtils.CurrentSession.Pages_HomePageId;
} finally {
if(null != DbUtils.CurrentSession) {
DbUtils.CurrentSession.Dispose();
DbUtils.CurrentSession = null;
}
}
_eventSink = new DekiChangeSink(Id, DekiContext.Current.ApiUri, DekiContext.Current.Deki.PubSub.At("publish").WithCookieJar(DekiContext.Current.Deki.Cookies));
_eventSink.InstanceStarting(DreamContext.Current.StartTime);
} catch {
// we failed to initialize
_status = DekiInstanceStatus.ABANDONED;
throw;
}
// set state to initializing
_status = DekiInstanceStatus.INITIALIZING;
}
