Changeset 19508
- Timestamp:
- 05/25/19 13:58:12 (6 years ago)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
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trunk/FACT++/src/scheduler.cc
r19479 r19508 54 54 { 55 55 // Input 56 float moon_min = 10; 57 float moon_max = 170; 58 float sun_max = -12; 59 float zd_max = 75; 60 float current_max = 110; 56 float moon_min = 10; 57 float moon_max = 170; 58 float sun_max = -12; 59 float zd_max = 75; 60 float current_max = 110; 61 float threshold_max = 10; 61 62 62 63 // Output … … 66 67 double moon_dist = -1; 67 68 double current = -1; 68 69 bool valid_zd = false; 70 bool valid_current = false; 71 bool valid_sun = false; 72 bool valid_moon = false; 69 double threshold = -1; 70 71 bool valid_zd = false; 72 bool valid_current = false; 73 bool valid_sun = false; 74 bool valid_moon = false; 75 bool valid_threshold = false; 73 76 74 77 bool visible = false; … … 82 85 current = FACT::PredictI(solarobj, equ); 83 86 84 valid_moon = moon_dist>moon_min && moon_dist<moon_max; 85 valid_zd = position.zd<zd_max; 86 valid_sun = solarobj.fSunHrz.alt<sun_max; 87 valid_current = current<current_max; 87 const double ratio = pow(cos(position.zd*M_PI/180), -2.664); 88 89 threshold = position.zd<90 ? ratio*pow(current/6.2, 0.394) : -1; 90 91 valid_moon = moon_dist>moon_min && moon_dist<moon_max; 92 valid_zd = position.zd<zd_max; 93 valid_sun = solarobj.fSunHrz.alt<sun_max; 94 valid_current = current<current_max; 95 valid_threshold = threshold>0 && threshold<threshold_max; 88 96 89 97 visible = valid_moon && valid_zd && valid_sun && valid_current; … … 414 422 Database fConnection; 415 423 uint16_t fVerbose; 416 bool fDryRun;417 424 418 425 Time fKeepAliveDeadline; 419 426 uint16_t fKeepAliveInterval; 420 427 421 bool ScheduleImp(const string &name, const double &ra, const double &dec) 422 { 423 fDryRun = true; 428 int16_t GetSourceKey(const string &name, const double &ra, const double &dec) 429 { 430 const double min_dist = 0.1; 431 const double check_dist = 2.0; 432 433 434 int32_t source_key = -1; 435 436 const string query1 = 437 "SELECT fSourceKey, fSourceName, ADIST(fDeclination, fRightAscension*15, "+to_string(dec)+", "+to_string(ra)+") AS Dist\n" 438 " FROM Source\n" 439 " WHERE fSourceTypeKEY=1\n" 440 " HAVING Dist<"+to_string(check_dist)+"\n" 441 " ORDER BY Dist ASC"; 442 443 const mysqlpp::StoreQueryResult res1 = fConnection.query(query1).store(); 444 445 if (res1.num_rows()) 446 { 447 Info("Found "+to_string(res1.num_rows())+" sources with a distance less than "+to_string(check_dist)+"\u00b0"); 448 449 for (size_t i=0; i<res1.num_rows(); i++) 450 { 451 const mysqlpp::Row &row = res1[i]; 452 Info(" "+string(row["fSourceName"])+" ["+string(row["fSourceKey"])+"]: D="+string(row["Dist"])+"\u00b0"); 453 } 454 455 const mysqlpp::Row &row = res1[0]; 456 if (double(row["Dist"])<min_dist) 457 { 458 Warn("Sources closer than "+to_string(check_dist)+"\u00b0 detected."); 459 Warn("Overwriting source key with: "+string(row["fSourceName"])+" ["+string(row["fSourceKey"])+"]: D="+string(row["Dist"])+"\u00b0"); 460 source_key = res1[0]["fSourceKey"]; 461 } 462 } 463 464 //Out() << Time()-stopwatch << endl; 465 466 const string query2 = 467 "SELECT fSourceKey FROM Source WHERE fSourceName='"+name+"'"; 468 469 const mysqlpp::StoreQueryResult res2 = fConnection.query(query2).store(); 470 471 if (res2.num_rows()) 472 { 473 source_key = res2[0]["fSourceKey"]; 474 Info("A source with the same name (key="+to_string(source_key)+") was found in the Source table."); 475 } 476 477 return source_key; 478 } 479 480 float GetWobbleAngle(const double &ra, const double &dec) 481 { 482 const double wobble_offset = 0.6; 483 const double camera_radius = 2.3; 484 const double magnitude_max = 4.5; 485 486 /* 487 Mag Cnt 488 -2 1 489 -1 3 490 0 11 491 1 33 492 2 121 493 3 321 494 4 871 495 5 1364 496 6 404 497 7 12 498 */ 499 500 // The wobble position lay in the plane which is normal the to the plane source-center-star 501 // and goes through 502 503 double wobble_angle = 0; 504 505 const string query0 = 506 "SELECT fSourceKEY, fRightAscension, fDeclination, fMagnitude,\n" 507 " ADIST(fDeclination, fRightAscension*15, "+to_string(dec)+", "+to_string(ra)+") AS Dist\n" 508 " FROM Source\n" 509 " WHERE (fSourceTypeKey=2 OR fSourceTypeKey=3) AND fMagnitude<"+to_string(magnitude_max)+"\n" 510 " HAVING Dist<"+to_string(camera_radius+wobble_offset)+"\n" 511 " ORDER BY fMagnitude ASC"; 512 513 Out() << query0 << endl; 514 515 const mysqlpp::StoreQueryResult res0 = fConnection.query(query0).store(); 516 517 Info("Found "+to_string(res0.num_rows())+" stars in the camera field-of-view with magnitude less than "+to_string(magnitude_max)); 518 519 for (size_t i=0; i<::min<size_t>(10, res0.num_rows()); i++) 520 { 521 const mysqlpp::Row &row = res0[i]; 522 523 // TVector3 souce, star; 524 // source.SetMagThetaPhi(1, rad(90-dec), rad(ra)); 525 // star.SetMagThetaPhi( 1, rad(90-dec), rad(ra)); 526 // 527 // star.RotateZ( -source.Phi()); 528 // source.RotateZ(-source.Phi()); 529 // 530 // star.RotateY( 180-source.Theta()); 531 // source.RotateY(180-source.Theta()); 532 // 533 // rho = star.Phi(); 534 535 const double rad = M_PI/180; 536 537 const double dec0 = rad * dec; 538 const double ra0 = rad * ra; 539 540 const double dec1 = rad * row["fDeclination"]; 541 const double ra1 = rad * row["fRightAscension"] * 15; 542 543 const double s2 = sin(ra0-ra1); 544 const double c2 = cos(ra0-ra1); 545 546 const double s0 = cos(dec0); 547 const double c0 = sin(dec0); 548 549 const double c1 = cos(dec1); 550 const double s1 = sin(dec1); 551 552 const double k0 = -s2*c1; 553 const double k1 = s0*s1 - c0*c2*c1; 554 555 const double rho = atan(k0/k1) / rad; // atan2(k0, k1)/rad 556 557 if (i==0) 558 wobble_angle = rho; 559 560 Info(" "+Tools::Form("Mag=%5.2f Dist=%5.1f Phi=%6.1f", (double)row["fMagnitude"], (double)row["Dist"], rho)); 561 } 562 563 if (res0.num_rows()) 564 { 565 Info("The brightest star (M="+string(res0[0]["fMagnitude"])+") at distance is visible at a wobble angle of "+Tools::Form("%.2f", wobble_angle)+"\u00b0"); 566 Info("Wobble angles determined as "+Tools::Form("%.2f", wobble_angle-90)+"\u00b0 and "+Tools::Form("%.2f", wobble_angle+90)+"\u000b"); 567 } 568 else 569 { 570 Info("Using default wobble angles."); 571 } 572 573 return wobble_angle; 574 } 575 576 577 bool ScheduleImp(const string &name, const double &ra, const double &dec, const bool &known_only) 578 { 579 const bool fDryRun = GetCurrentState()!=ToO::State::kArmed; 580 581 if (fDryRun) 582 Warn("Scheduler not armed!"); 424 583 425 584 Time stopwatch; … … 449 608 */ 450 609 451 const double min_dist = 0.1; 452 const double wobble_offset = 0.6; 453 const double camera_radius = 2.3; 454 const double magnitude_max = 4.5; 455 456 double wobble_angle = 0; 457 458 /* 459 Mag Cnt 460 -2 1 461 -1 3 462 0 11 463 1 33 464 2 121 465 3 321 466 4 871 467 5 1364 468 6 404 469 7 12 470 */ 471 472 // The wobble position lay in the plane whihc is normal the to the plane source-center-star 473 // and goes through 474 475 const string query0 = 476 "SELECT fSourceKEY, fRightAscension, fDeclination, fMagnitude,\n" 477 " ADIST(fDeclination, fRightAscension*15, "+to_string(dec)+", "+to_string(ra)+") AS Dist\n" 478 " FROM Source\n" 479 " WHERE (fSourceTypeKey=2 OR fSourceTypeKey=3) AND fMagnitude<"+to_string(magnitude_max)+"\n" 480 " HAVING Dist<"+to_string(camera_radius+wobble_offset)+"\n" 481 " ORDER BY fMagnitude ASC"; 482 483 Out() << query0 << endl; 484 485 const mysqlpp::StoreQueryResult res0 = fConnection.query(query0).store(); 610 int32_t source_key = GetSourceKey(name, ra, dec); 486 611 487 612 Out() << Time()-stopwatch << endl; 488 613 489 Info("Found "+to_string(res0.num_rows())+" stars in the camera field-of-view with magnitude less than "+to_string(magnitude_max)); 490 491 for (size_t i=0; i<::min<size_t>(10, res0.num_rows()); i++) 492 { 493 const mysqlpp::Row &row = res0[i]; 494 495 // TVector3 souce, star; 496 // source.SetMagThetaPhi(1, rad(90-dec), rad(ra)); 497 // star.SetMagThetaPhi( 1, rad(90-dec), rad(ra)); 498 // 499 // star.RotateZ( -source.Phi()); 500 // source.RotateZ(-source.Phi()); 501 // 502 // star.RotateY( 180-source.Theta()); 503 // source.RotateY(180-source.Theta()); 504 // 505 // rho = star.Phi(); 506 507 const double rad = M_PI/180; 508 509 const double dec0 = rad * dec; 510 const double ra0 = rad * ra; 511 512 const double dec1 = rad * row["fDeclination"]; 513 const double ra1 = rad * row["fRightAscension"] * 15; 514 515 const double s2 = sin(ra0-ra1); 516 const double c2 = cos(ra0-ra1); 517 518 const double s0 = cos(dec0); 519 const double c0 = sin(dec0); 520 521 const double c1 = cos(dec1); 522 const double s1 = sin(dec1); 523 524 const double k0 = -s2*c1; 525 const double k1 = s0*s1 - c0*c2*c1; 526 527 const double rho = atan(k0/k1) / rad; // atan2(k0, k1)/rad 528 529 if (i==0) 530 wobble_angle = rho; 531 532 Info(" "+Tools::Form("Mag=%5.2f Dist=%5.1f Phi=%6.1f", (double)row["fMagnitude"], (double)row["Dist"], rho)); 533 } 534 535 if (res0.num_rows()) 536 { 537 Info("The brightest star (M="+string(res0[0]["fMagnitude"])+") at distance is visible at a wobble angle of "+Tools::Form("%.2f", wobble_angle)+"\u00b0"); 538 Info("Wobble angles determined as "+Tools::Form("%.2f", wobble_angle-90)+"\u00b0 and "+Tools::Form("%.2f", wobble_angle+90)+"\u000b"); 539 } 540 else 541 { 542 Info("Using default wobble angles."); 543 } 544 545 const string query1 = 546 "SELECT fSourceKey, fSourceName\n" 547 " FROM Source\n" 548 " WHERE ADIST(fDeclination, fRightAscension*15, "+to_string(dec)+", "+to_string(ra)+")<"+to_string(min_dist)+"\n" 549 " ORDER BY fSourceKey ASC"; 550 551 const mysqlpp::StoreQueryResult res1 = fConnection.query(query1).store(); 552 553 if (res1.num_rows()) 554 { 555 Warn("The following sources in the source table have a distance less than "+to_string(min_dist)+"\u00b0"); 556 557 for (size_t i=0; i<res1.num_rows(); i++) 558 { 559 const mysqlpp::Row &row = res1[i]; 560 Warn(" "+string(row["fSourceName"])+" ["+to_string(uint32_t(row["fSourceKey"]))+"]"); 561 } 562 } 563 564 Out() << Time()-stopwatch << endl; 565 566 int32_t source_key = -1; 567 568 const string query2 = 569 "SELECT fSourceKey FROM Source WHERE fSourceName='"+name+"'"; 570 571 const mysqlpp::StoreQueryResult res2 = fConnection.query(query2).store(); 572 573 if (res2.num_rows()) 574 { 575 source_key = res2[0]["fSourceKey"]; 576 Info("A source with the same name (key="+to_string(source_key)+") was found in the Source table."); 577 } 578 /* 579 if (source_key<0) 580 { 581 const string query = 582 "INSERT INTO Source\n" 583 " (fSourceName, fRightAscension, fDeclination, fWobbleAngle0, fWobbleAngle1, fSourceTypeKey, fIsToO) VALUES\n" 584 " ('"+name+"', "+to_string(ra/15.)+", "+to_string(dec)+", "+to_string(wobble_angle-90)+", "+to_string(wobble_angle+90)+", 1, 1)"; 585 586 if (!fDryRun) 587 { 588 auto q = fConnection.query(query); 589 q.execute(); 590 Info(q.info()); 591 592 source_key = q.insert_id(); 593 594 Info(string(fDryRun?"[dry-run] ":"")+"The new source got the key "+to_string(source_key)); 595 } 596 else 597 Out() << query << endl; 598 599 } 600 */ 601 Out() << Time()-stopwatch << endl; 614 if (known_only && source_key<0) 615 { 616 Warn("Observation of only known sources requested but no known source found."); 617 return false; 618 } 602 619 603 620 /* … … 782 799 // ==================================================================== 783 800 801 // FIXME: Check if source is not already scheduled anyways 802 784 803 Info("Source will be scheduled."); 785 804 786 805 if (source_key<0) 787 806 { 807 const double wobble_angle = GetWobbleAngle(ra, dec); 808 809 Out() << Time()-stopwatch << endl; 810 788 811 const string query = 789 812 "INSERT INTO Source\n" … … 839 862 840 863 const string queryI = 841 "INSERT INTO Schedule\n (fStart,fMeasurementID,fUser,fData,fSour eKey,fMeasurementTypeKey)\n"864 "INSERT INTO Schedule\n (fStart,fMeasurementID,fUser,fData,fSourceKey,fMeasurementTypeKey)\n" 842 865 "VALUES\n "+string(boost::algorithm::join(insert, ",\n ")); 843 866 … … 854 877 855 878 // Empty interrupt to stop data taking as early as possible 856 Dim::SendCommandNB("DIM_CONTROL/INTERRUPT"); 857 858 // Reload sources as early as possible 859 Dim::SendCommandNB("DRIVE_CONTROL/RELOAD_SOURCES"); 860 861 // Start pointing procedure as early as possible 862 //Dim::SendCommand("DRIVE_CONTROL/TRACK_WOBBLE", wobble, obs[sub].source); 879 // Triggers also RELOAD_SOURCES 880 Dim::SendCommandNB("DIM_CONTROL/INTERRUPT", "prepare"); 863 881 864 882 // --------------------------------------------------------- … … 867 885 868 886 // --------------------------------------------------------- 869 /* 870 if (!list.empty()) 871 { 872 const mysqlpp::SimpleResult res = fConnection.query(queryD).execute(); 873 Info(to_string(res.rows())+" row(s) deleted from Schedule."); 874 } 875 876 // --------------------------------------------------------- 877 878 if (!insert.empty()) 879 { 880 auto q = fConnection.query(queryI); 881 q.execute(); 882 Info(q.info()); 883 } 884 */ 887 if (!list.empty()) 888 { 889 const mysqlpp::SimpleResult res = fConnection.query(queryD).execute(); 890 Info(to_string(res.rows())+" row(s) deleted from Schedule."); 891 } 892 893 // --------------------------------------------------------- 894 895 if (!insert.empty()) 896 { 897 auto q = fConnection.query(queryI); 898 q.execute(); 899 Info(q.info()); 900 } 885 901 // --------------------------------------------------------- 886 902 … … 898 914 } 899 915 900 bool Schedule(const string &name, const double &ra, const double &dec )916 bool Schedule(const string &name, const double &ra, const double &dec, const bool &known_only) 901 917 { 902 918 try 903 919 { 904 return ScheduleImp(name, ra, dec );920 return ScheduleImp(name, ra, dec, known_only); 905 921 } 906 922 catch (const exception &e) … … 935 951 const ToO::DataGRB &grb = evt.Ref<ToO::DataGRB>(); 936 952 937 const GCN::PaketType_t *ptr=GCN::kTypes;938 for (; ptr->type>=0 && ptr->type!=grb.type; ptr++); 939 if ( ptr->type==-1)940 { 941 Warn("Unknown Packet Type: "+to_string( ptr->type));953 const auto it = GCN::PaketTypes.find(grb.type); 954 955 if (it==GCN::PaketTypes.end()) 956 { 957 Warn("Unknown Packet Type: "+to_string(grb.type)); 942 958 return GetCurrentState(); 943 959 } 944 960 961 const auto &paket = it->second; 962 945 963 ostringstream out; 946 out << "Received: '" << ptr->name << "' ID=" << grb.type << " NUM=" << grb.trigid << " RA=" << grb.ra/15. << "h DEC=" << grb.dec << "\u00b0 ERR=" << grb.err; 964 out << "Received: '" << paket.name << "' ID=" << grb.type << " NUM=" << grb.trigid << " RA=" << grb.ra/15. << "h DEC=" << grb.dec << "\u00b0 ERR=" << grb.err; 965 966 /* 967 const std::vector<int16_t> typelist = 968 { 969 51, // INTEGRAL_POINTDIR 970 971 53, // INTEGRAL_WAKEUP 972 54, // INTEGRAL_REFINED 973 55, // INTEGRAL_OFFLINE 974 975 // 56, // INTEGRAL_WEAK 976 // 59, // KONUS_LC 977 978 60, // SWIFT_BAT_GRB_ALERT 979 61, // SWIFT_BAT_GRB_POS_ACK 980 62, // SWIFT_BAT_GRB_POS_NACK 981 982 83, // SWIFT_POINTDIR 983 984 97, // SWIFT_BAT_QL_POS 985 986 100, // AGILE_GRB_WAKEUP 987 101, // AGILE_GRB_GROUND 988 102, // AGILE_GRB_REFINED 989 990 110, // FERMI_GBM_FLT_POS 991 111, // FERMI_GBM_GND_POS 992 112, // FERMI_GBM_LC 993 115, // FERMI_GBM_TRANS 994 995 123, // FERMI_LAT_TRANS 996 125, // FERMI_LAT_MONITOR 997 998 // 134, // MAXI_UNKNOWN 999 // 135, // MAXI_KNOWN 1000 // 136, // MAXI_TEST 1001 1002 157, // AMON_ICECUBE_COINC 1003 158, // AMON_ICECUBE_HESE 1004 1005 169, // AMON_ICECUBE_EHE 1006 171, // HAWC_BURST_MONITOR 1007 173, // ICECUBE_GOLD 1008 174, // ICECUBE_BRONZE 1009 }; 1010 */ 947 1011 948 1012 Info(out); 949 Info(p tr->description);1013 Info(paket.description); 950 1014 951 1015 const CheckVisibility check(grb.ra, grb.dec); 952 1016 953 Info(string("Source is")+(check.visible?" ":" NOT ")+"visible."); 954 955 Info(string("Sun altitude: ")+(check.valid_sun ?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.solarobj.fSunHrz.alt)+"\u00b0]"); 956 Info(string("Moon distance: ")+(check.valid_moon ?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.moon_dist)+"\u00b0]"); 957 Info(string("Zenith angle: ")+(check.valid_zd ?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.position.zd)+"\u00b0]"); 958 Info(string("Current: ")+(check.valid_current?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.current)+" \u00b5A]"); 959 960 const string name = ptr->instrument+"#"+to_string(grb.trigid); 961 Info("Source name set to '"+name+"'"); 1017 //Info(string("Source is")+(check.visible?" ":" NOT ")+"visible."); 1018 1019 Info(string("Sun altitude: ")+(check.valid_sun ?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.solarobj.fSunHrz.alt)+"\u00b0]"); 1020 Info(string("Moon distance: ")+(check.valid_moon ?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.moon_dist)+"\u00b0]"); 1021 Info(string("Zenith angle: ")+(check.valid_zd ?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.position.zd)+"\u00b0]"); 1022 Info(string("Current: ")+(check.valid_current ?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.current)+" \u00b5A]"); 1023 Info(string("Rel. threshold: ")+(check.valid_threshold?"OK ":"failed")+" ["+Tools::Form("%5.1f", check.threshold)+"]"); 1024 1025 if (!check.visible) 1026 { 1027 Info("Source not observable... skipped."); 1028 return fConnection.connected() ? GetCurrentState() : ToO::State::kDisconnected; 1029 } 1030 1031 const string name = paket.instrument+"#"+to_string(grb.trigid); 1032 Info("Source is visible... name set to '"+name+"'"); 962 1033 963 1034 /* … … 1023 1094 */ 1024 1095 1025 Schedule(name, grb.ra, grb.dec); 1026 1027 return fConnection.connected() ? ToO::State::kConnected : ToO::State::kDisconnected; 1096 const bool known_only = grb.type==51 || grb.type==83; 1097 1098 Schedule(name, grb.ra, grb.dec, known_only); 1099 1100 return fConnection.connected() ? GetCurrentState() : ToO::State::kDisconnected; 1028 1101 //return GetCurrentState(); 1102 } 1103 1104 int Enable() 1105 { 1106 return GetCurrentState()==ToO::State::kConnected ? ToO::State::kArmed : GetCurrentState(); 1107 } 1108 int Disable() 1109 { 1110 return GetCurrentState()==ToO::State::kArmed ? ToO::State::kConnected : GetCurrentState(); 1029 1111 } 1030 1112 … … 1053 1135 } 1054 1136 1055 return fConnection.connected() ? ToO::State::kConnected : ToO::State::kDisconnected; 1137 if (!fConnection.connected()) 1138 return ToO::State::kDisconnected; 1139 1140 if (fConnection.connected() && GetCurrentState()<=ToO::State::kDisconnected) 1141 return ToO::State::kConnected; 1142 1143 return GetCurrentState(); 1056 1144 } 1057 1145 … … 1065 1153 AddStateName(ToO::State::kConnected, "Connected", 1066 1154 "All needed subsystems are connected to their hardware, no action is performed."); 1155 1156 AddStateName(ToO::State::kArmed, "Armed", 1157 "All needed subsystems are connected to their hardware, scheduling in progress."); 1067 1158 1068 1159 AddEvent("GCN", "S:1;I:1;D:1;D:1;D:1") … … 1070 1161 ("" 1071 1162 "|type[int16]:TypeID (see HeaderGCN.h)" 1072 "| num[uint32]:Right ascension"1163 "|trig[uint32]:TriggerID" 1073 1164 "|ra[deg]:Right ascension" 1074 1165 "|dec[deg]:Declination" 1075 1166 "|err[deg]:Error radius"); 1167 1168 AddEvent("START", "") 1169 (bind(&StateMachineToO::Enable, this/*, placeholders::_1*/)) 1170 (""); 1171 1172 AddEvent("STOP", "") 1173 (bind(&StateMachineToO::Disable, this/*, placeholders::_1*/)) 1174 (""); 1076 1175 } 1077 1176 … … 1092 1191 { 1093 1192 fVerbose = !conf.Get<bool>("quiet"); 1094 fDryRun = conf.Get<bool>("dry-run");1095 1193 fKeepAliveInterval = conf.Get<uint16_t>("keep-alive"); 1096 1194 fUri = conf.Get<string>("schedule-database"); … … 1115 1213 control.add_options() 1116 1214 ("quiet,q", po_bool(), "") 1117 ("dry-run", po_bool(), "Switch off any alteration of the database")1118 1215 ("keep-alive", var<uint16_t>(uint16_t(300)), "Interval in seconds to ping (reconnect) the database server") 1119 1216 ("schedule-database", var<string>(), "Database link as in\n\tuser:password@server[:port]/database[?compress=0|1].")
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