<> <> <<>> DIRECTORY BluejaySmarts, BluejayUtils USING [ Initialize, Uninitialize ], Commander USING [ CommandProc, Register ], IO, Jukebox USING [ bytesPerChirp, CloseJukebox, CreateJukebox, CloseTune, CreateTune, EOF, Error, Handle, MissingChirp, OpenJukebox, OpenTune, Tune, TuneSize ], Lark USING [ noMachine, VoiceSocket ], Nice, Process USING [ Detach, MsecToTicks, Pause, SecondsToTicks, SetTimeout ], PupDefs USING [ MsToTocks, PupSocket, PupSocketDestroy, PupSocketMake ], Rope, Log USING [ FindWhere, Problem, RegisterWhereToReport, Report, ReportFR, WhereProc ], ThParty USING [ Advance, CreateParty, DescribeParty, Enable, RegisterClone, SetInterval ], Thrush USING [ ConversationHandle, ConvEvent, Disposition, IntervalSpec, NB, newTune, nullConvHandle, nullHandle, nullTune, PartyHandle, Reason, ROPE, SHHH, SmartsHandle, StateInConv, Tune ], ThSmarts, ThSmartsPrivate USING [ ConvDesc, ConvDescBody, OpenConversations ], UserProfile USING [ Token ], VoiceStream USING [ AddPiece, Close, FlushPieces, Handle, IsEmpty, NotifyProc, Open, SetSocket, wholeTune ] ; BluejaySmartsImpl: CEDAR MONITOR IMPORTS BluejaySmarts, BluejayUtils, Commander, IO, Jukebox, Log, Nice, Process, PupDefs, Rope, ThParty, UserProfile, VoiceStream EXPORTS BluejaySmarts, ThSmarts = { OPEN IO; <> ConvDesc: TYPE = ThSmartsPrivate.ConvDesc; ConversationHandle: TYPE = Thrush.ConversationHandle; nullConvHandle: ConversationHandle = Thrush.nullConvHandle; Disposition: TYPE = Thrush.Disposition; PartyHandle: TYPE = Thrush.PartyHandle; SHHH: TYPE = Thrush.SHHH; SmartsHandle: TYPE = Thrush.SmartsHandle; StateInConv: TYPE = Thrush.StateInConv; JayInfo: TYPE = BluejaySmarts.JayInfo; JayInfoBody: TYPE = BluejaySmarts.JayInfoBody; jayShh: PUBLIC SHHH; interfaceIsImported: PUBLIC BOOLEAN_FALSE; encryptionRequested: PUBLIC BOOLEAN _ TRUE; handle: PUBLIC Jukebox.Handle; debug: PUBLIC BOOLEAN _ TRUE; NB: TYPE = Thrush.NB; noActiveSocket: Lark.VoiceSocket = [ net: [Lark.noMachine.net], host: [Lark.noMachine.host], socket: [0,0]]; infos: PUBLIC ARRAY[0..100) OF BluejaySmarts.JayInfo_ALL[NIL]; smartses: PUBLIC ARRAY[0..100) OF Thrush.SmartsHandle _ ALL[Thrush.nullHandle]; numParties: PUBLIC NAT_0; haveJuke: PUBLIC BOOL_TRUE; timeoutNoAction: INTEGER _ 30; Ctr: TYPE = RECORD[ count: INT, stop: INT ]; PD: TYPE = RECORD [ cPr: REF Ctr_NEW[Ctr_[0,1000000]], cSp: REF Ctr_NEW[Ctr_[0,1000000]], cRs: REF Ctr_NEW[Ctr_[0,1000000]], cZp: REF Ctr_NEW[Ctr_[0,1000000]], cNw: REF Ctr_NEW[Ctr_[0,1000000]], numReportDones: INT_0, numReportDoneEs: INT_0, doReports: BOOL_FALSE, doNice: BOOL_FALSE ]; pd: REF PD _ NEW[PD_[]]; Report: PROC[what: ROPE, ctr: REF Ctr] = { IF NOT pd.doReports THEN RETURN; Log.Report[what, $Bluejay]; ctr.count_ctr.count+1; IF ctr.count>ctr.stop THEN { Log.Problem["Report overflow", $Bluejay]; }; }; BeNice: PROC[r: REF, d: INT] = { IF NOT pd.doNice THEN RETURN; Nice.BeNice[r, d, $Bluejay, NIL]; }; <> Progress: PUBLIC ENTRY PROC[ shh: SHHH, smartsID: Thrush.SmartsHandle, event: Thrush.ConvEvent, yourParty: BOOL, latestEvent: BOOL, informationOnly: BOOL ] RETURNS [ d: Thrush.Disposition ] = { info: JayInfo _ InfoForSmarts[smartsID: smartsID]; cDesc: ThSmartsPrivate.ConvDesc; IF info=NIL THEN RETURN[pass]; d_actedAndStop; <> cDesc _ GetConv[info, event.credentials.convID, FALSE]; IF pd.doReports THEN Report[ Rope.Concat[ IO.PutFR["---- JyProg: %t(%d) %g %g yr=%g ", time[event.credentials.convID], int[event.credentials.stateID], refAny[NEW[StateInConv_event.state]], DParty[info, cDesc], bool[yourParty]], IO.PutFR["lt=%g in=%g, ky=%g\n", bool[latestEvent], bool[event.intervalSpec#NIL], bool[event.keyTable#NIL]]], pd.cPr]; IF event.credentials.stateID <= cDesc.cState.credentials.stateID THEN RETURN[pass]; -- Old news! <<>> <> cDesc.cState.credentials.smartsID _ smartsID; cDesc.cState.credentials.stateID _ event.credentials.stateID; <<<> <>>> <> IF event.keyTable#NIL THEN { cDesc.cState.keyTable _ event.keyTable; cDesc.newKeys_TRUE; }; IF event.intervalSpec#NIL AND event.intervalSpec.type=request THEN EnqueueInterval[cDesc, event.intervalSpec]; IF event.address#NIL THEN { cDesc.cState.address_event.address; cDesc.newAddress_TRUE; }; <<>> <> IF yourParty THEN { cDesc.descValid _ TRUE; cDesc.cState.credentials.partyID _ event.credentials.partyID; cDesc.cState.state _ event.state; cDesc.cState.comment _ event.comment; cDesc.cState.reason _ event.reason; IF event.spec#NIL THEN { cDesc.cState.spec _ event.spec; cDesc.newSpec_TRUE; }; <> IF event.comment#NIL THEN cDesc.cState.comment _ event.comment; IF event.urgency#normal THEN cDesc.cState.urgency _ event.urgency; IF event.alertKind#standard THEN cDesc.cState.alertKind _ event.alertKind; }; BeNice[event, 4]; BeNice[cDesc, 6]; <<>> IF latestEvent THEN Apprise[info]; -- Wait for the last report to wake process. }; Supervise: PUBLIC ENTRY PROC[info: JayInfo ] = { OPEN Jukebox; TRUSTED {Process.SetTimeout[@info.thAction, Process.SecondsToTicks[timeoutNoAction]]; }; IF info.apprise THEN DO ENABLE { UNWIND => NULL; Jukebox.Error, Jukebox.MissingChirp, Jukebox.EOF => { Log.Problem["Error detected in Bluejay", $Bluejay]; GOTO Failing; }; }; prevL: ThSmartsPrivate.OpenConversations _ NIL; nb: NB_success; convL: ThSmartsPrivate.OpenConversations; trans: Transition; info.apprise _ FALSE; FOR convL _ info.conversations, convL.rest WHILE convL#NIL DO cDesc: ConvDesc = convL.first; stateNow: StateInConv = cDesc.cState.state; ours: BOOL _ ( cDesc.cState.credentials.convID = info.currentConvID ); IF pd.doReports THEN Report[ Rope.Concat[ IO.PutFR["**** JySup: %t(%d) %g %g->%g", time[cDesc.cState.credentials.convID], int[cDesc.cState.credentials.stateID], DParty[info, cDesc], refAny[NEW[StateInConv_stateNow]], refAny[NEW[StateInConv_cDesc.desiredState]]], IO.PutFR[" %g%g\n", refAny[NEW[Transition_transForStates[stateNow][cDesc.desiredState]]], rope[IF ours THEN " (ours)" ELSE ""]]], pd.cSp]; BeNice[cDesc, 6]; <<>> IF NOT cDesc.descValid THEN LOOP; IF info.currentConvID = nullConvHandle AND stateNow#idle THEN { <<<>>> ours_TRUE; info.currentConvID _ cDesc.cState.credentials.convID; }; IF stateNow#idle AND (NOT ours) THEN <> <> nb _ ThParty.Advance[ shhh: info.shh, credentials: cDesc.cState.credentials, state: idle, reason: busy, comment: "One conversation at a time, please." ] ELSE { <> SELECT (trans_transForStates[stateNow][cDesc.desiredState]) FROM noop => NULL; elim => { <> <> Report[IO.PutFR[" ** Zap: %t\n", time[cDesc.cState.credentials.convID]], pd.cZp]; <<>> IF prevL#NIL THEN { prevL.rest _ convL.rest; convL _ prevL; } ELSE info.conversations_convL.rest; IF ours THEN { info.currentConvID _ nullConvHandle; CloseConnection[info]; }; }; idle => nb _ AdvanceToDesired[info, cDesc]; actv => { IF cDesc.signallingStarted THEN LOOP; cDesc.signallingStarted _ TRUE; cDesc.desiredState _ active; nb _ AdvanceToDesired[info, cDesc]; }; nrvl => { -- report new interval accepted IF cDesc.newSpec THEN OpenConnection[info, cDesc]; IF cDesc.newIntervals#NIL THEN { IF DoSetInterval[info, cDesc] THEN nb _ ThParty.SetInterval[ shhh: info.shh, credentials: cDesc.cState.credentials, intervalSpec: cDesc.newIntervals.first ]; IF nb=success THEN []_DequeueInterval[cDesc]; info.apprise _ TRUE; -- one more time, in case more intervals exist. }; }; invl, ntiy => { Log.Problem["BluejaySmarts: Invalid or not yet implemented state transition request.", $Bluejay]; info.apprise_TRUE; cDesc.desiredState _ idle; cDesc.desiredReason _ error; cDesc.desiredComment _ "Invalid state transition"; }; ENDCASE => ERROR; }; <> IF nb#success THEN Report[IO.PutFR[" ** Results: nb=%g\n", refAny[NEW[Thrush.NB_nb]]], pd.cRs]; <<>> SELECT nb FROM success, stateMismatch => NULL; partyNotEnabled => ours_FALSE; invalidTransition, convNotActive, convStillActive => { <> comment: ROPE="Bluejay: Party-level detected invalid state transition request"; Log.Problem[comment, $Bluejay]; cDesc.desiredState _ idle; cDesc.cState.comment _ comment; cDesc.cState.reason _ error; info.apprise_TRUE; }; notInConv, noSuchConv => { -- Complain, zap, go idle and repeat. comment: ROPE="Bluejay: NotInConv or NoSuchConv"; Log.Problem[comment, $Bluejay]; IF ours THEN info.currentConvID _ nullConvHandle; cDesc.cState.credentials.convID _ nullConvHandle; cDesc.cState.credentials.stateID _ 0; cDesc.desiredState _ idle; cDesc.cState.comment _ comment; cDesc.cState.reason _ error; info.apprise_TRUE; }; noSuchParty, noSuchSmarts => { -- Complain, deregister, we gone! Needs tuning. Log.Problem[ "Bluejay: NoSuchParty or NoSuchSmarts reported, must try to go away", $Bluejay]; GOTO Failing; }; noSuchParty2, narcissism => ERROR; -- shouldn't be provoking these ENDCASE => ERROR; prevL _ convL; ENDLOOP; IF NOT info.apprise THEN WAIT info.thAction; IF info.conversations = NIL THEN EXIT; REPEAT Failing => NULL; -- ThSmartsPrivate.Deregister[info]; now Failed ENDLOOP; info.thProcess _ NIL; }; <> <<>> GetConv: PUBLIC INTERNAL PROC[info: JayInfo, convID: ConversationHandle, validIfNew: BOOL ] RETURNS [ cDesc: ConvDesc_NIL ] = --INLINE-- { FOR convs: ThSmartsPrivate.OpenConversations _ info.conversations, convs.rest WHILE convs#NIL DO IF convs.first.cState.credentials.convID = convID THEN RETURN[convs.first]; ENDLOOP; cDesc _ NEW[ThSmartsPrivate.ConvDescBody_[]]; cDesc.descValid _ validIfNew; cDesc.cState.credentials.convID _ convID; cDesc.cState.credentials.smartsID _ info.smartsID; cDesc.cState.credentials.partyID _ info.partyID; info.conversations _ CONS[cDesc, info.conversations]; IF pd.doReports THEN Report[IO.PutFR[" ** NewConv, %t %g, vl=%g\n", time[convID], DParty[info, cDesc], bool[validIfNew]], pd.cNw]; <<>> }; GetCDesc: PROC[info: JayInfo] RETURNS [ cDesc: ConvDesc_NIL ] = { <> convID: ConversationHandle=info.currentConvID; IF convID=nullConvHandle THEN RETURN; FOR convs: ThSmartsPrivate.OpenConversations _ info.conversations, convs.rest WHILE convs#NIL DO IF convs.first.cState.credentials.convID = convID THEN { cDesc _ convs.first; EXIT; }; ENDLOOP; RETURN[IF cDesc#NIL AND cDesc.descValid THEN cDesc ELSE NIL]; }; EnqueueInterval: INTERNAL PROC[cDesc: ConvDesc, int: Thrush.IntervalSpec] = INLINE { iL: LIST OF Thrush.IntervalSpec = LIST[int]; IF cDesc.newIntervals#NIL THEN cDesc.iTail.rest _ iL ELSE cDesc.newIntervals _ iL; cDesc.iTail _ iL; }; DequeueInterval: INTERNAL PROC[cDesc: ConvDesc] RETURNS [ int: Thrush.IntervalSpec_NIL ] = INLINE { IF cDesc.newIntervals=NIL THEN RETURN; int_cDesc.newIntervals.first; cDesc.newIntervals _ cDesc.newIntervals.rest; }; GetSIC: PUBLIC INTERNAL PROC[info: JayInfo] RETURNS [ state: StateInConv ] = { cDesc: ConvDesc = GetCDesc[info]; RETURN[IF cDesc=NIL THEN idle ELSE cDesc.cState.state]; }; Apprise: PUBLIC INTERNAL PROC[info: JayInfo] = TRUSTED --INLINE-- { IF info.thProcess=NIL THEN Process.Detach[info.thProcess _ FORK Supervise[info]]; info.apprise _ TRUE; NOTIFY info.thAction; }; AdvanceToDesired: INTERNAL PROC[info: JayInfo, cDesc: ConvDesc] RETURNS [nb: NB] = { RETURN[nb _ ThParty.Advance[ shhh: info.shh, credentials: cDesc.cState.credentials, state: cDesc.desiredState, reason: cDesc.desiredReason, comment: cDesc.desiredComment ]]; }; InfoForSmarts: INTERNAL PROC [ smartsID: SmartsHandle ] RETURNS [ info: JayInfo ] = { FOR i: NAT IN [0..numParties) DO IF smartsID=smartses[i] THEN RETURN [ infos[i] ]; ENDLOOP; RETURN[ NIL ]; }; OpenConnection: INTERNAL PROC[info: JayInfo, cDesc: ConvDesc] = TRUSTED { IF NOT cDesc.newSpec THEN RETURN; IF info.stream=NIL THEN info.stream _ VoiceStream.Open[jukebox: handle, proc: ReportDone, clientData: info]; Log.ReportFR["C %d ", $Bluejay, NIL, card[info.smartsID]]; info.socket _ PupDefs.PupSocketMake[ local: cDesc.cState.spec.localSocket.socket, remote: cDesc.cState.spec.remoteSocket, ticks: PupDefs.MsToTocks[100]]; VoiceStream.SetSocket[socket: info.socket, handle: info.stream]; info.lastIntervalSpec _ NIL; cDesc.newSpec _ FALSE; }; CloseConnection: INTERNAL PROC[info: JayInfo] = TRUSTED { IF info.stream#NIL THEN VoiceStream.Close[info.stream]; info.stream _ NIL; IF info.socket#NIL THEN PupDefs.PupSocketDestroy[info.socket]; info.lastIntervalSpec _ NIL; Log.ReportFR["D %d ", $Bluejay, NIL, card[info.smartsID]]; }; <> DoSetInterval: INTERNAL PROC[info: JayInfo, cDesc: ConvDesc] RETURNS[didSomething: BOOL] = TRUSTED { jTune: Jukebox.Tune; intervalSpec: Thrush.IntervalSpec = cDesc.newIntervals.first; tune: Thrush.Tune; flush: BOOL; IF intervalSpec=NIL THEN ERROR; flush _ intervalSpec.interval.length=0 AND (NOT intervalSpec.queueIt); tune _ intervalSpec.tune; SELECT intervalSpec.type FROM request => NULL; -- Let's go start it. started => RETURN[TRUE]; -- was started before, but not successfully reported (mismatch?) finished => RETURN[NOT flush]; -- report unless due to flushing (does this happen?) ENDCASE => ERROR; IF info.stream=NIL THEN info.stream _ VoiceStream.Open[jukebox: handle, proc: ReportDone, clientData: info]; IF flush THEN { VoiceStream.FlushPieces[handle: info.stream]; RETURN[FALSE]; -- no report }; IF tune = Thrush.newTune THEN IF intervalSpec.direction = record THEN { jTune _ Jukebox.CreateTune[handle, -1]; tune _ jTune.tuneId; intervalSpec.tune_tune; Jukebox.CloseTune[ handle, jTune ]; } ELSE RETURN[TRUE]--<>--; IF intervalSpec.direction = play THEN Process.Pause[Process.MsecToTicks[100]]; VoiceStream.AddPiece[ handle: info.stream, tuneId: tune, firstByte: intervalSpec.interval.start, nBytes: IF intervalSpec.interval.length=-1 THEN VoiceStream.wholeTune ELSE intervalSpec.interval.length, create: intervalSpec.direction = record, playback: intervalSpec.direction # record, keyIndex: intervalSpec.keyIndex, flush: NOT intervalSpec.queueIt ]; intervalSpec.type _ started; info.lastIntervalSpec _ intervalSpec; RETURN[TRUE]; <<<< Perhaps should be able to specify, in request, whether started/finished notes are needed.>>>> }; ReportDone: VoiceStream.NotifyProc = TRUSTED { info: JayInfo _ NARROW[clientData]; pd.numReportDones _ pd.numReportDones+1; IF ~VoiceStream.IsEmpty[self] OR info=NIL THEN RETURN; Process.Detach[FORK ReportDoneEntry[info]]; }; ReportDoneEntry: ENTRY PROC[info: JayInfo] = TRUSTED { cDesc: ConvDesc; intervalSpec: Thrush.IntervalSpec; tune: Thrush.Tune_Thrush.nullTune; totLen, start: INT_0; jTune: Jukebox.Tune_NIL; pd.numReportDoneEs _ pd.numReportDoneEs+1; cDesc _ GetCDesc[info]; IF cDesc=NIL OR cDesc.cState.state#active THEN RETURN; intervalSpec _ info.lastIntervalSpec; IF intervalSpec = NIL THEN { Log.Problem["Bluejay: No interval spec.", $Bluejay]; RETURN; }; <<<>>> tune _ intervalSpec.tune; IF tune>=0 THEN jTune _ Jukebox.OpenTune[handle, tune, FALSE]; IF jTune#NIL THEN { totLen _ Jukebox.TuneSize[jTune]*Jukebox.bytesPerChirp; Jukebox.CloseTune[handle, jTune]; start _ MIN[intervalSpec.interval.start, totLen]; intervalSpec.interval _ [start: start, length: MAX[totLen-start, 0]]; }; intervalSpec.type _ finished; info.lastIntervalSpec _ NIL; EnqueueInterval[cDesc, intervalSpec]; -- Notify client Apprise[info]; }; DParty: PROC[info: JayInfo, cDesc: ConvDesc] RETURNS [IO.Value] = { RETURN[rope[ThParty.DescribeParty[shh: info.shh, partyID: cDesc.cState.credentials.partyID]]]; }; <> InitJay: PROC[ numTrunks: NAT ] = { partyID: Thrush.PartyHandle; smartsID: Thrush.SmartsHandle; clonePartyID: Thrush.PartyHandle; jukeboxName: Thrush.ROPE = UserProfile.Token[key: "BluejayJukeboxName", default: "///Morley/Morley.Jukebox"]; info: BluejaySmarts.JayInfo; <> <<>> BluejaySmarts.haveJuke_TRUE; TRUSTED { BluejaySmarts.handle _ Jukebox.OpenJukebox[name: jukeboxName! Jukebox.Error => IF reason= NoJukebox THEN { BluejaySmarts.haveJuke_FALSE; CONTINUE; }]; IF ~BluejaySmarts.haveJuke THEN { Jukebox.CreateJukebox[jukeboxName, 5000, 100]; BluejaySmarts.handle _ Jukebox.OpenJukebox[jukeboxName]; }; }; BluejaySmarts.haveJuke_TRUE; Log.RegisterWhereToReport[ReportBluejay, $Bluejay]; <<>> <> <<>> [partyID, smartsID] _ BluejaySmarts.BluejayRegister[]; IF partyID=Thrush.nullHandle OR smartsID=Thrush.nullHandle THEN GOTO InitFailed; Log.Report["Bluejay Smarts Initialized and Exported, ThParty Imported", $Bluejay]; TRUSTED { BluejayUtils.Initialize[]; }; <<>> <> FOR i: NAT IN [0..numTrunks) DO IF i#0 THEN { partyID_ThParty.CreateParty[type: recording, rName: NIL]; IF partyID=Thrush.nullHandle THEN ERROR; smartsID _ ThParty.RegisterClone[ shh: BluejaySmarts.jayShh, partyID: partyID, clonePartyID: clonePartyID]; } ELSE clonePartyID _ partyID; IF smartsID=Thrush.nullHandle THEN ERROR; -- <> IF ThParty.Enable[shh: BluejaySmarts.jayShh, smartsID: smartsID]#success THEN ERROR; -- <> -- info_NEW[JayInfoBody _ [smartsID: smartsID, partyID: partyID, shh: BluejaySmarts.jayShh]]; BluejaySmarts.infos[BluejaySmarts.numParties]_info; BluejaySmarts.smartses[BluejaySmarts.numParties]_smartsID; BluejaySmarts.numParties_BluejaySmarts.numParties+1; ENDLOOP; EXITS InitFailed => TRUSTED { Log.Problem["Bluejay: initialization failed", $Bluejay]; BluejayUtils.Uninitialize[]; IF BluejaySmarts.haveJuke THEN BluejaySmarts.handle _ Jukebox.CloseJukebox[BluejaySmarts.handle! Jukebox.Error, Jukebox.MissingChirp, Jukebox.EOF=>CONTINUE]; BluejaySmarts.jayShh_NIL; }; }; ReportBluejay: Log.WhereProc = TRUSTED { s_Log.FindWhere[$System, NIL]; }; <<>> <> Transition: TYPE = { <> noop, elim, idle, actv, nrvl, invl, ntiy }; transForStates: ARRAY StateInConv OF ARRAY StateInConv OF Transition _ [ << idle resrv pars init pend mayb ring canAc activ inact any -- desired>> <<>> [ elim, invl, invl, invl, invl, invl, invl, invl, elim, ntiy, elim ], -- idle (current) [ idle, invl, invl, invl, invl, invl, invl, invl, invl, ntiy, invl ], -- reserved [ idle, invl, invl, invl, invl, invl, invl, invl, invl, ntiy, invl ], -- parsing [ idle, invl, invl, invl, invl, invl, invl, invl, invl, ntiy, invl ], -- initiating [ idle, invl, invl, invl, invl, invl, invl, invl, actv, ntiy, actv ], -- pending [ idle, invl, invl, invl, invl, invl, invl, invl, invl, ntiy, invl ], -- maybe [ idle, invl, invl, invl, invl, invl, invl, invl, invl, ntiy, invl ], -- ringing [ idle, invl, invl, invl, invl, invl, invl, invl, ntiy, ntiy, ntiy ], -- canActivate [ idle, invl, invl, invl, invl, invl, invl, invl, nrvl, ntiy, nrvl ], -- active [ idle, invl, invl, invl, invl, invl, invl, invl, ntiy, ntiy, noop ], -- inactive [ invl, invl, invl, invl, invl, invl, invl, invl, invl, invl, invl ] -- any (nonex) ]; <> <> JayCmd: Commander.CommandProc = TRUSTED { InitJay[5]; }; Commander.Register["Jay", JayCmd, "Start Bluejay server"]; Nice.View[pd, "Bluejay PD"]; }.