static void document_db_test()
{
Console.WriteLine("======================= Document DB Test ==============================");
LayerManager raw_db = new LayerManager(InitMode.NEW_REGION, "c:\\BENDtst\\main");
StepsDatabase db_broker = new StepsDatabase(raw_db);
IStepsDocumentDB doc_db = db_broker.getDocumentDatabase();
doc_db.ensureIndex( new string[] { "name" } );
doc_db.ensureIndex(new string[] { "age"});
doc_db.Insert(new BsonDocument {
{ "_id" , "user1" },
{ "name" , "David" },
{ "age", 60 }
});
doc_db.Insert(new BsonDocument {
{ "_id" , "user2" },
{ "name" , "Tom" },
{ "age", 32 }
});
doc_db.Insert(new BsonDocument {
{ "_id" , "user3" },
{ "name" , "Tom" },
{ "age", 32 }
});
raw_db.debugDump();
int count=0;
foreach (var doc in doc_db.Find(new BsonDocument() )) {
Console.WriteLine(" [{0}] = {1}", count++, doc.ToJson());
}
var change_spec = new BsonDocument{
{ "$inc" , new BsonDocument { { "age", 1 } } }
};
Console.WriteLine("change spec = " + change_spec.ToJson());
doc_db.Update(new BsonDocument(), change_spec);
raw_db.debugDump();
foreach (var doc in doc_db.Find(new BsonDocument () )) {
Console.WriteLine(" [{0}] = {1}", count++, doc.ToJson());
}
}
static void Main(string[] args)
{
bool isInitialStartup = false;
// (1) read the config file
string DBPATH = @"c:\BENDtst\main";
// ... if we are doing an initial startup...
if (isInitialStartup) {
// DO initial database setup and then end...
LayerManager new_db = new LayerManager(InitMode.NEW_REGION, DBPATH);
// ...
return;
}
// (2) startup a snapshot/replica/document database
LayerManager raw_db = new LayerManager(InitMode.RESUME, DBPATH);
StepsDatabase db_broker = new StepsDatabase(raw_db);
// how do we address subsetting / databases / collections???
IStepsDocumentDB doc_db = db_broker.getDocumentDatabase();
// (3) startup the web-status interface
StepsStatusServer myStatusServer = new StepsStatusServer(81, raw_db);
Thread thread = new Thread(new ThreadStart(myStatusServer.listen));
thread.Start();
// (4) start the REST api handler (listening for client connections)
StepsRestAPIServer myServer = new StepsRestAPIServer(5985, doc_db);
myServer.listen(); // (main runloop)
// !! SHUTDOWN !!
thread.Abort();
}
static void do_test()
{
Console.WriteLine("ReplTest1 startup...");
LayerManager raw_db = new LayerManager(InitMode.NEW_REGION, @"C:\BENDtst\repl");
StepsDatabase db_factory = new StepsDatabase(raw_db);
Console.WriteLine("----------------[ init two servers together, write some records ]-----------------");
ReplHandler repl_1 = db_factory.getReplicatedDatabase_Fresh("guid1");
waitUntilActive(raw_db, repl_1);
repl_1.setValueParsed("a/1", "1");
ReplHandler repl_2 = db_factory.getReplicatedDatabase_Join("guid2", repl_1.getServerGuid());
waitUntilActive(raw_db, repl_2);
repl_2.setValueParsed("a/2", "5");
Console.WriteLine("-----------------");
raw_db.debugDump();
repl_2.setValueParsed("a/2", "6");
Thread.Sleep(7000);
raw_db.debugDump();
Console.WriteLine("-----------------[ remove one server, write some records ]----------------");
repl_2.Shutdown();
// wait until repl2 is really shutdown
waitUntilState(raw_db, repl_2, ReplState.shutdown);
// make sure our log does not continue from repl_2 logs
repl_1.setValueParsed("c/1", "10");
repl_1.truncateLogs_Hack();
raw_db.debugDump();
Console.WriteLine("----------------[ reinit server 2 ]-----------------------------");
repl_2 = db_factory.getReplicatedDatabase_Resume("guid2");
waitUntilActive(raw_db, repl_2);
Thread.Sleep(7000);
raw_db.debugDump();
Thread.Sleep(7000);
// Environment.Exit(1); // exit
repl_2.setValueParsed("d/1", "20");
repl_1.setValueParsed("c/1", "10");
Thread.Sleep(1000);
repl_2.truncateLogs_Hack();
Thread.Sleep(1000);
repl_1.truncateLogs_Hack();
Console.WriteLine("----------------[ both logs should be truncated ]-----------------------------");
raw_db.debugDump();
Console.WriteLine("----------------[ create server 3 ]-----------------------------");
ReplHandler repl_3 = db_factory.getReplicatedDatabase_Join("guid3", "guid2");
Thread.Sleep(7000);
raw_db.debugDump();
repl_3.setValueParsed("q/1", "10");
Thread.Sleep(7000);
raw_db.debugDump();
Console.WriteLine("quitting..");
Environment.Exit(0);
}
static void snapshot_test()
{
Console.WriteLine("======================= Snapshot DB Test ==============================");
LayerManager raw_db = new LayerManager(InitMode.NEW_REGION, "c:\\BENDtst\\main");
StepsDatabase db_broker = new StepsDatabase(raw_db);
IStepsKVDB generic_db = db_broker.getSnapshotDatabase();
StepsStageSnapshot db = (StepsStageSnapshot)generic_db;
db.setValue(new RecordKey().appendParsedKey("test/1"),
RecordUpdate.WithPayload("blah-t0"));
IStepsKVDB db_snap = db.getSnapshot();
db.setValue(new RecordKey().appendParsedKey("test/1"),
RecordUpdate.WithPayload("blah-t1"));
var key = new RecordKey().appendParsedKey("test/1");
raw_db.debugDump();
Console.WriteLine("-------------------[ top level readback ] -------------------");
foreach (var rec in db.scanForward(new ScanRange<RecordKey>(key,new ScanRange<RecordKey>.maxKey(),null))) {
Console.WriteLine(rec);
}
Console.WriteLine("-------------------[ snapshot readback ] -------------------");
foreach (var rec in db_snap.scanForward(new ScanRange<RecordKey>(key, new ScanRange<RecordKey>.maxKey(), null))) {
Console.WriteLine(rec);
}
}
