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Adapter",{"type":606,"value":607,"toc":3536},"minimark",[608,619,654,704,708,711,754,757,764,2192,2195,2200,2288,2292,2295,2316,2319,2484,2488,2491,2495,2498,2527,2544,2553,2604,2627,2636,2640,2647,2718,2750,2769,2773,2847,2852,2856,2868,2871,2970,2973,2977,2982,3004,3019,3034,3049,3053,3056,3250,3253,3257,3260,3319,3329,3338,3342,3360,3374,3387,3397,3401,3404,3492,3504,3508,3532],[609,610,611,612,618],"p",{},"The Loki adapter pushes wide events to ",[613,614,191],"a",{"href":615,"rel":616},"https:\u002F\u002Fgrafana.com\u002Fdocs\u002Floki\u002Flatest\u002F",[617],"nofollow"," via its push API. It works with a self-hosted single-tenant instance, a multi-tenant deployment, and Grafana Cloud.",[609,620,621,622,626,627,631,632,635,636,639,640,631,643,631,646,649,650,653],{},"Each event is pushed as a ",[623,624,625],"strong",{},"JSON log line"," under a small, low-cardinality label set. That distinction matters in Loki: labels are indexed and billed by cardinality, while the log line is searched at query time. evlog labels only ",[628,629,630],"code",{},"service",", ",[628,633,634],{},"environment",", and ",[628,637,638],{},"level"," by default, and leaves everything else (",[628,641,642],{},"requestId",[628,644,645],{},"path",[628,647,648],{},"user",", your custom fields) in the line, queryable with ",[628,651,652],{},"| json",".",[655,656,659,662,692],"prompt",{":actions":657,"description":658,"icon":194},"[\"copy\",\"cursor\",\"claude\"]","Add the Grafana Loki drain adapter",[609,660,661],{},"Add the Grafana Loki drain adapter to send evlog wide events to Loki.",[663,664,665,669,672,675,678,686,689],"ol",{},[666,667,668],"li",{},"Identify which framework I'm using and follow its evlog integration pattern",[666,670,671],{},"Install evlog if not already installed",[666,673,674],{},"Import createLokiDrain from 'evlog\u002Floki'",[666,676,677],{},"Wire createLokiDrain() into my framework's drain configuration",[666,679,680,681,685],{},"Set LOKI_ENDPOINT (e.g. ",[613,682,683],{"href":683,"rel":684},"http:\u002F\u002Flocalhost:3100",[617],"). For Grafana Cloud also set LOKI_USER (instance ID) and LOKI_API_KEY",[666,687,688],{},"For multi-tenant self-hosted Loki, set LOKI_TENANT_ID instead",[666,690,691],{},"Test by triggering a request and querying {service=\"my-app\"} in Grafana",[609,693,694,695,699,700],{},"Adapter docs: ",[613,696,697],{"href":697,"rel":698},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fadapters\u002Fhybrid\u002Floki",[617],"\nFramework setup: ",[613,701,702],{"href":702,"rel":703},"https:\u002F\u002Fwww.evlog.dev\u002Fintegrate\u002Fframeworks\u002Foverview",[617],[705,706,20],"h2",{"id":707},"installation",[609,709,710],{},"The Loki adapter comes bundled with evlog:",[712,713,719],"pre",{"className":714,"code":715,"filename":716,"language":717,"meta":718,"style":718},"language-typescript shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","import { createLokiDrain } from 'evlog\u002Floki'\n","src\u002Findex.ts","typescript","",[628,720,721],{"__ignoreMap":718},[722,723,726,730,734,738,741,744,747,751],"span",{"class":724,"line":725},"line",1,[722,727,729],{"class":728},"s7zQu","import",[722,731,733],{"class":732},"sMK4o"," {",[722,735,737],{"class":736},"sTEyZ"," createLokiDrain",[722,739,740],{"class":732}," }",[722,742,743],{"class":728}," from",[722,745,746],{"class":732}," '",[722,748,750],{"class":749},"sfazB","evlog\u002Floki",[722,752,753],{"class":732},"'\n",[705,755,25],{"id":756},"quick-start",[609,758,759,760,763],{},"Set ",[628,761,762],{},"LOKI_ENDPOINT"," and wire the drain into your framework.",[765,766,767,874,952,1079,1168,1267,1372,1488,1592,1699,1803,1937,2022,2096],"framework-tabs",{},[712,768,771],{"className":714,"code":769,"filename":240,"language":717,"meta":770,"style":718},"import { createLokiDrain } from 'evlog\u002Floki'\n\nexport default defineNitroPlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:drain', createLokiDrain())\n})\n","server\u002Fplugins\u002Fevlog.ts",[628,772,773,791,798,830,865],{"__ignoreMap":718},[722,774,775,777,779,781,783,785,787,789],{"class":724,"line":725},[722,776,729],{"class":728},[722,778,733],{"class":732},[722,780,737],{"class":736},[722,782,740],{"class":732},[722,784,743],{"class":728},[722,786,746],{"class":732},[722,788,750],{"class":749},[722,790,753],{"class":732},[722,792,794],{"class":724,"line":793},2,[722,795,797],{"emptyLinePlaceholder":796},true,"\n",[722,799,801,804,807,811,814,816,820,823,827],{"class":724,"line":800},3,[722,802,803],{"class":728},"export",[722,805,806],{"class":728}," default",[722,808,810],{"class":809},"s2Zo4"," defineNitroPlugin",[722,812,813],{"class":736},"(",[722,815,813],{"class":732},[722,817,819],{"class":818},"sHdIc","nitroApp",[722,821,822],{"class":732},")",[722,824,826],{"class":825},"spNyl"," =>",[722,828,829],{"class":732}," {\n",[722,831,833,836,838,841,843,846,849,852,855,857,860,862],{"class":724,"line":832},4,[722,834,835],{"class":736},"  nitroApp",[722,837,653],{"class":732},[722,839,840],{"class":736},"hooks",[722,842,653],{"class":732},[722,844,845],{"class":809},"hook",[722,847,813],{"class":848},"swJcz",[722,850,851],{"class":732},"'",[722,853,854],{"class":749},"evlog:drain",[722,856,851],{"class":732},[722,858,859],{"class":732},",",[722,861,737],{"class":809},[722,863,864],{"class":848},"())\n",[722,866,868,871],{"class":724,"line":867},5,[722,869,870],{"class":732},"}",[722,872,873],{"class":736},")\n",[712,875,876],{"className":714,"code":769,"filename":255,"language":717,"meta":770,"style":718},[628,877,878,896,900,920,946],{"__ignoreMap":718},[722,879,880,882,884,886,888,890,892,894],{"class":724,"line":725},[722,881,729],{"class":728},[722,883,733],{"class":732},[722,885,737],{"class":736},[722,887,740],{"class":732},[722,889,743],{"class":728},[722,891,746],{"class":732},[722,893,750],{"class":749},[722,895,753],{"class":732},[722,897,898],{"class":724,"line":793},[722,899,797],{"emptyLinePlaceholder":796},[722,901,902,904,906,908,910,912,914,916,918],{"class":724,"line":800},[722,903,803],{"class":728},[722,905,806],{"class":728},[722,907,810],{"class":809},[722,909,813],{"class":736},[722,911,813],{"class":732},[722,913,819],{"class":818},[722,915,822],{"class":732},[722,917,826],{"class":825},[722,919,829],{"class":732},[722,921,922,924,926,928,930,932,934,936,938,940,942,944],{"class":724,"line":832},[722,923,835],{"class":736},[722,925,653],{"class":732},[722,927,840],{"class":736},[722,929,653],{"class":732},[722,931,845],{"class":809},[722,933,813],{"class":848},[722,935,851],{"class":732},[722,937,854],{"class":749},[722,939,851],{"class":732},[722,941,859],{"class":732},[722,943,737],{"class":809},[722,945,864],{"class":848},[722,947,948,950],{"class":724,"line":867},[722,949,870],{"class":732},[722,951,873],{"class":736},[712,953,956],{"className":714,"code":954,"filename":245,"language":717,"meta":955,"style":718},"import { createEvlog } from 'evlog\u002Fnext'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nexport const { withEvlog, useLogger, log, createError } = createEvlog({\n  service: 'my-app',\n  drain: createLokiDrain(),\n})\n","lib\u002Fevlog.ts",[628,957,958,978,996,1000,1039,1057,1072],{"__ignoreMap":718},[722,959,960,962,964,967,969,971,973,976],{"class":724,"line":725},[722,961,729],{"class":728},[722,963,733],{"class":732},[722,965,966],{"class":736}," createEvlog",[722,968,740],{"class":732},[722,970,743],{"class":728},[722,972,746],{"class":732},[722,974,975],{"class":749},"evlog\u002Fnext",[722,977,753],{"class":732},[722,979,980,982,984,986,988,990,992,994],{"class":724,"line":793},[722,981,729],{"class":728},[722,983,733],{"class":732},[722,985,737],{"class":736},[722,987,740],{"class":732},[722,989,743],{"class":728},[722,991,746],{"class":732},[722,993,750],{"class":749},[722,995,753],{"class":732},[722,997,998],{"class":724,"line":800},[722,999,797],{"emptyLinePlaceholder":796},[722,1001,1002,1004,1007,1009,1012,1014,1017,1019,1022,1024,1027,1029,1032,1034,1036],{"class":724,"line":832},[722,1003,803],{"class":728},[722,1005,1006],{"class":825}," const",[722,1008,733],{"class":732},[722,1010,1011],{"class":736}," withEvlog",[722,1013,859],{"class":732},[722,1015,1016],{"class":736}," useLogger",[722,1018,859],{"class":732},[722,1020,1021],{"class":736}," log",[722,1023,859],{"class":732},[722,1025,1026],{"class":736}," createError ",[722,1028,870],{"class":732},[722,1030,1031],{"class":732}," =",[722,1033,966],{"class":809},[722,1035,813],{"class":736},[722,1037,1038],{"class":732},"{\n",[722,1040,1041,1044,1047,1049,1052,1054],{"class":724,"line":867},[722,1042,1043],{"class":848},"  service",[722,1045,1046],{"class":732},":",[722,1048,746],{"class":732},[722,1050,1051],{"class":749},"my-app",[722,1053,851],{"class":732},[722,1055,1056],{"class":732},",\n",[722,1058,1060,1063,1065,1067,1070],{"class":724,"line":1059},6,[722,1061,1062],{"class":848},"  drain",[722,1064,1046],{"class":732},[722,1066,737],{"class":809},[722,1068,1069],{"class":736},"()",[722,1071,1056],{"class":732},[722,1073,1075,1077],{"class":724,"line":1074},7,[722,1076,870],{"class":732},[722,1078,873],{"class":736},[712,1080,1083],{"className":714,"code":1081,"filename":250,"language":717,"meta":1082,"style":718},"import { createEvlogHooks } from 'evlog\u002Fsveltekit'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nexport const { handle, handleError } = createEvlogHooks({ drain: createLokiDrain() })\n","src\u002Fhooks.server.ts",[628,1084,1085,1105,1123,1127],{"__ignoreMap":718},[722,1086,1087,1089,1091,1094,1096,1098,1100,1103],{"class":724,"line":725},[722,1088,729],{"class":728},[722,1090,733],{"class":732},[722,1092,1093],{"class":736}," createEvlogHooks",[722,1095,740],{"class":732},[722,1097,743],{"class":728},[722,1099,746],{"class":732},[722,1101,1102],{"class":749},"evlog\u002Fsveltekit",[722,1104,753],{"class":732},[722,1106,1107,1109,1111,1113,1115,1117,1119,1121],{"class":724,"line":793},[722,1108,729],{"class":728},[722,1110,733],{"class":732},[722,1112,737],{"class":736},[722,1114,740],{"class":732},[722,1116,743],{"class":728},[722,1118,746],{"class":732},[722,1120,750],{"class":749},[722,1122,753],{"class":732},[722,1124,1125],{"class":724,"line":800},[722,1126,797],{"emptyLinePlaceholder":796},[722,1128,1129,1131,1133,1135,1138,1140,1143,1145,1147,1149,1151,1154,1157,1159,1161,1164,1166],{"class":724,"line":832},[722,1130,803],{"class":728},[722,1132,1006],{"class":825},[722,1134,733],{"class":732},[722,1136,1137],{"class":736}," handle",[722,1139,859],{"class":732},[722,1141,1142],{"class":736}," handleError ",[722,1144,870],{"class":732},[722,1146,1031],{"class":732},[722,1148,1093],{"class":809},[722,1150,813],{"class":736},[722,1152,1153],{"class":732},"{",[722,1155,1156],{"class":848}," drain",[722,1158,1046],{"class":732},[722,1160,737],{"class":809},[722,1162,1163],{"class":736},"() ",[722,1165,870],{"class":732},[722,1167,873],{"class":736},[712,1169,1171],{"className":714,"code":1170,"filename":260,"language":717,"meta":770,"style":718},"import { definePlugin } from 'nitro'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nexport default definePlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:drain', createLokiDrain())\n})\n",[628,1172,1173,1193,1211,1215,1235,1261],{"__ignoreMap":718},[722,1174,1175,1177,1179,1182,1184,1186,1188,1191],{"class":724,"line":725},[722,1176,729],{"class":728},[722,1178,733],{"class":732},[722,1180,1181],{"class":736}," definePlugin",[722,1183,740],{"class":732},[722,1185,743],{"class":728},[722,1187,746],{"class":732},[722,1189,1190],{"class":749},"nitro",[722,1192,753],{"class":732},[722,1194,1195,1197,1199,1201,1203,1205,1207,1209],{"class":724,"line":793},[722,1196,729],{"class":728},[722,1198,733],{"class":732},[722,1200,737],{"class":736},[722,1202,740],{"class":732},[722,1204,743],{"class":728},[722,1206,746],{"class":732},[722,1208,750],{"class":749},[722,1210,753],{"class":732},[722,1212,1213],{"class":724,"line":800},[722,1214,797],{"emptyLinePlaceholder":796},[722,1216,1217,1219,1221,1223,1225,1227,1229,1231,1233],{"class":724,"line":832},[722,1218,803],{"class":728},[722,1220,806],{"class":728},[722,1222,1181],{"class":809},[722,1224,813],{"class":736},[722,1226,813],{"class":732},[722,1228,819],{"class":818},[722,1230,822],{"class":732},[722,1232,826],{"class":825},[722,1234,829],{"class":732},[722,1236,1237,1239,1241,1243,1245,1247,1249,1251,1253,1255,1257,1259],{"class":724,"line":867},[722,1238,835],{"class":736},[722,1240,653],{"class":732},[722,1242,840],{"class":736},[722,1244,653],{"class":732},[722,1246,845],{"class":809},[722,1248,813],{"class":848},[722,1250,851],{"class":732},[722,1252,854],{"class":749},[722,1254,851],{"class":732},[722,1256,859],{"class":732},[722,1258,737],{"class":809},[722,1260,864],{"class":848},[722,1262,1263,1265],{"class":724,"line":1059},[722,1264,870],{"class":732},[722,1266,873],{"class":736},[712,1268,1271],{"className":714,"code":1269,"filename":290,"language":717,"meta":1270,"style":718},"import { evlog } from 'evlog\u002Freact-router'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nexport const middleware: Route.MiddlewareFunction[] = [\n  evlog({ drain: createLokiDrain() }),\n]\n","app\u002Froot.tsx",[628,1272,1273,1293,1311,1315,1344,1367],{"__ignoreMap":718},[722,1274,1275,1277,1279,1282,1284,1286,1288,1291],{"class":724,"line":725},[722,1276,729],{"class":728},[722,1278,733],{"class":732},[722,1280,1281],{"class":736}," evlog",[722,1283,740],{"class":732},[722,1285,743],{"class":728},[722,1287,746],{"class":732},[722,1289,1290],{"class":749},"evlog\u002Freact-router",[722,1292,753],{"class":732},[722,1294,1295,1297,1299,1301,1303,1305,1307,1309],{"class":724,"line":793},[722,1296,729],{"class":728},[722,1298,733],{"class":732},[722,1300,737],{"class":736},[722,1302,740],{"class":732},[722,1304,743],{"class":728},[722,1306,746],{"class":732},[722,1308,750],{"class":749},[722,1310,753],{"class":732},[722,1312,1313],{"class":724,"line":800},[722,1314,797],{"emptyLinePlaceholder":796},[722,1316,1317,1319,1321,1324,1326,1330,1332,1335,1338,1341],{"class":724,"line":832},[722,1318,803],{"class":728},[722,1320,1006],{"class":825},[722,1322,1323],{"class":736}," middleware",[722,1325,1046],{"class":732},[722,1327,1329],{"class":1328},"sBMFI"," Route",[722,1331,653],{"class":732},[722,1333,1334],{"class":1328},"MiddlewareFunction",[722,1336,1337],{"class":736},"[] ",[722,1339,1340],{"class":732},"=",[722,1342,1343],{"class":736}," [\n",[722,1345,1346,1349,1351,1353,1355,1357,1359,1361,1363,1365],{"class":724,"line":867},[722,1347,1348],{"class":809},"  evlog",[722,1350,813],{"class":736},[722,1352,1153],{"class":732},[722,1354,1156],{"class":848},[722,1356,1046],{"class":732},[722,1358,737],{"class":809},[722,1360,1163],{"class":736},[722,1362,870],{"class":732},[722,1364,822],{"class":736},[722,1366,1056],{"class":732},[722,1368,1369],{"class":724,"line":1059},[722,1370,1371],{"class":736},"]\n",[712,1373,1375],{"className":714,"code":1374,"filename":275,"language":717,"meta":716,"style":718},"import { Hono } from 'hono'\nimport { evlog } from 'evlog\u002Fhono'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = new Hono()\napp.use(evlog({ drain: createLokiDrain() }))\n",[628,1376,1377,1397,1416,1434,1438,1456],{"__ignoreMap":718},[722,1378,1379,1381,1383,1386,1388,1390,1392,1395],{"class":724,"line":725},[722,1380,729],{"class":728},[722,1382,733],{"class":732},[722,1384,1385],{"class":736}," Hono",[722,1387,740],{"class":732},[722,1389,743],{"class":728},[722,1391,746],{"class":732},[722,1393,1394],{"class":749},"hono",[722,1396,753],{"class":732},[722,1398,1399,1401,1403,1405,1407,1409,1411,1414],{"class":724,"line":793},[722,1400,729],{"class":728},[722,1402,733],{"class":732},[722,1404,1281],{"class":736},[722,1406,740],{"class":732},[722,1408,743],{"class":728},[722,1410,746],{"class":732},[722,1412,1413],{"class":749},"evlog\u002Fhono",[722,1415,753],{"class":732},[722,1417,1418,1420,1422,1424,1426,1428,1430,1432],{"class":724,"line":800},[722,1419,729],{"class":728},[722,1421,733],{"class":732},[722,1423,737],{"class":736},[722,1425,740],{"class":732},[722,1427,743],{"class":728},[722,1429,746],{"class":732},[722,1431,750],{"class":749},[722,1433,753],{"class":732},[722,1435,1436],{"class":724,"line":832},[722,1437,797],{"emptyLinePlaceholder":796},[722,1439,1440,1443,1446,1448,1451,1453],{"class":724,"line":867},[722,1441,1442],{"class":825},"const",[722,1444,1445],{"class":736}," app ",[722,1447,1340],{"class":732},[722,1449,1450],{"class":732}," new",[722,1452,1385],{"class":809},[722,1454,1455],{"class":736},"()\n",[722,1457,1458,1461,1463,1466,1468,1471,1473,1475,1477,1479,1481,1483,1485],{"class":724,"line":1059},[722,1459,1460],{"class":736},"app",[722,1462,653],{"class":732},[722,1464,1465],{"class":809},"use",[722,1467,813],{"class":736},[722,1469,1470],{"class":809},"evlog",[722,1472,813],{"class":736},[722,1474,1153],{"class":732},[722,1476,1156],{"class":848},[722,1478,1046],{"class":732},[722,1480,737],{"class":809},[722,1482,1163],{"class":736},[722,1484,870],{"class":732},[722,1486,1487],{"class":736},"))\n",[712,1489,1491],{"className":714,"code":1490,"filename":270,"language":717,"meta":716,"style":718},"import express from 'express'\nimport { evlog } from 'evlog\u002Fexpress'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = express()\napp.use(evlog({ drain: createLokiDrain() }))\n",[628,1492,1493,1510,1529,1547,1551,1564],{"__ignoreMap":718},[722,1494,1495,1497,1500,1503,1505,1508],{"class":724,"line":725},[722,1496,729],{"class":728},[722,1498,1499],{"class":736}," express ",[722,1501,1502],{"class":728},"from",[722,1504,746],{"class":732},[722,1506,1507],{"class":749},"express",[722,1509,753],{"class":732},[722,1511,1512,1514,1516,1518,1520,1522,1524,1527],{"class":724,"line":793},[722,1513,729],{"class":728},[722,1515,733],{"class":732},[722,1517,1281],{"class":736},[722,1519,740],{"class":732},[722,1521,743],{"class":728},[722,1523,746],{"class":732},[722,1525,1526],{"class":749},"evlog\u002Fexpress",[722,1528,753],{"class":732},[722,1530,1531,1533,1535,1537,1539,1541,1543,1545],{"class":724,"line":800},[722,1532,729],{"class":728},[722,1534,733],{"class":732},[722,1536,737],{"class":736},[722,1538,740],{"class":732},[722,1540,743],{"class":728},[722,1542,746],{"class":732},[722,1544,750],{"class":749},[722,1546,753],{"class":732},[722,1548,1549],{"class":724,"line":832},[722,1550,797],{"emptyLinePlaceholder":796},[722,1552,1553,1555,1557,1559,1562],{"class":724,"line":867},[722,1554,1442],{"class":825},[722,1556,1445],{"class":736},[722,1558,1340],{"class":732},[722,1560,1561],{"class":809}," express",[722,1563,1455],{"class":736},[722,1565,1566,1568,1570,1572,1574,1576,1578,1580,1582,1584,1586,1588,1590],{"class":724,"line":1059},[722,1567,1460],{"class":736},[722,1569,653],{"class":732},[722,1571,1465],{"class":809},[722,1573,813],{"class":736},[722,1575,1470],{"class":809},[722,1577,813],{"class":736},[722,1579,1153],{"class":732},[722,1581,1156],{"class":848},[722,1583,1046],{"class":732},[722,1585,737],{"class":809},[722,1587,1163],{"class":736},[722,1589,870],{"class":732},[722,1591,1487],{"class":736},[712,1593,1595],{"className":714,"code":1594,"filename":280,"language":717,"meta":716,"style":718},"import Fastify from 'fastify'\nimport { evlog } from 'evlog\u002Ffastify'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = Fastify()\nawait app.register(evlog, { drain: createLokiDrain() })\n",[628,1596,1597,1613,1632,1650,1654,1667],{"__ignoreMap":718},[722,1598,1599,1601,1604,1606,1608,1611],{"class":724,"line":725},[722,1600,729],{"class":728},[722,1602,1603],{"class":736}," Fastify ",[722,1605,1502],{"class":728},[722,1607,746],{"class":732},[722,1609,1610],{"class":749},"fastify",[722,1612,753],{"class":732},[722,1614,1615,1617,1619,1621,1623,1625,1627,1630],{"class":724,"line":793},[722,1616,729],{"class":728},[722,1618,733],{"class":732},[722,1620,1281],{"class":736},[722,1622,740],{"class":732},[722,1624,743],{"class":728},[722,1626,746],{"class":732},[722,1628,1629],{"class":749},"evlog\u002Ffastify",[722,1631,753],{"class":732},[722,1633,1634,1636,1638,1640,1642,1644,1646,1648],{"class":724,"line":800},[722,1635,729],{"class":728},[722,1637,733],{"class":732},[722,1639,737],{"class":736},[722,1641,740],{"class":732},[722,1643,743],{"class":728},[722,1645,746],{"class":732},[722,1647,750],{"class":749},[722,1649,753],{"class":732},[722,1651,1652],{"class":724,"line":832},[722,1653,797],{"emptyLinePlaceholder":796},[722,1655,1656,1658,1660,1662,1665],{"class":724,"line":867},[722,1657,1442],{"class":825},[722,1659,1445],{"class":736},[722,1661,1340],{"class":732},[722,1663,1664],{"class":809}," Fastify",[722,1666,1455],{"class":736},[722,1668,1669,1672,1675,1677,1680,1683,1685,1687,1689,1691,1693,1695,1697],{"class":724,"line":1059},[722,1670,1671],{"class":728},"await",[722,1673,1674],{"class":736}," app",[722,1676,653],{"class":732},[722,1678,1679],{"class":809},"register",[722,1681,1682],{"class":736},"(evlog",[722,1684,859],{"class":732},[722,1686,733],{"class":732},[722,1688,1156],{"class":848},[722,1690,1046],{"class":732},[722,1692,737],{"class":809},[722,1694,1163],{"class":736},[722,1696,870],{"class":732},[722,1698,873],{"class":736},[712,1700,1702],{"className":714,"code":1701,"filename":285,"language":717,"meta":716,"style":718},"import { Elysia } from 'elysia'\nimport { evlog } from 'evlog\u002Felysia'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst app = new Elysia().use(evlog({ drain: createLokiDrain() }))\n",[628,1703,1704,1724,1743,1761,1765],{"__ignoreMap":718},[722,1705,1706,1708,1710,1713,1715,1717,1719,1722],{"class":724,"line":725},[722,1707,729],{"class":728},[722,1709,733],{"class":732},[722,1711,1712],{"class":736}," Elysia",[722,1714,740],{"class":732},[722,1716,743],{"class":728},[722,1718,746],{"class":732},[722,1720,1721],{"class":749},"elysia",[722,1723,753],{"class":732},[722,1725,1726,1728,1730,1732,1734,1736,1738,1741],{"class":724,"line":793},[722,1727,729],{"class":728},[722,1729,733],{"class":732},[722,1731,1281],{"class":736},[722,1733,740],{"class":732},[722,1735,743],{"class":728},[722,1737,746],{"class":732},[722,1739,1740],{"class":749},"evlog\u002Felysia",[722,1742,753],{"class":732},[722,1744,1745,1747,1749,1751,1753,1755,1757,1759],{"class":724,"line":800},[722,1746,729],{"class":728},[722,1748,733],{"class":732},[722,1750,737],{"class":736},[722,1752,740],{"class":732},[722,1754,743],{"class":728},[722,1756,746],{"class":732},[722,1758,750],{"class":749},[722,1760,753],{"class":732},[722,1762,1763],{"class":724,"line":832},[722,1764,797],{"emptyLinePlaceholder":796},[722,1766,1767,1769,1771,1773,1775,1777,1779,1781,1783,1785,1787,1789,1791,1793,1795,1797,1799,1801],{"class":724,"line":867},[722,1768,1442],{"class":825},[722,1770,1445],{"class":736},[722,1772,1340],{"class":732},[722,1774,1450],{"class":732},[722,1776,1712],{"class":809},[722,1778,1069],{"class":736},[722,1780,653],{"class":732},[722,1782,1465],{"class":809},[722,1784,813],{"class":736},[722,1786,1470],{"class":809},[722,1788,813],{"class":736},[722,1790,1153],{"class":732},[722,1792,1156],{"class":848},[722,1794,1046],{"class":732},[722,1796,737],{"class":809},[722,1798,1163],{"class":736},[722,1800,870],{"class":732},[722,1802,1487],{"class":736},[712,1804,1807],{"className":714,"code":1805,"filename":265,"language":717,"meta":1806,"style":718},"import { Module } from '@nestjs\u002Fcommon'\nimport { EvlogModule } from 'evlog\u002Fnestjs'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\n@Module({\n  imports: [EvlogModule.forRoot({ drain: createLokiDrain() })],\n})\nexport class AppModule {}\n","src\u002Fapp.module.ts",[628,1808,1809,1829,1849,1867,1871,1883,1917,1923],{"__ignoreMap":718},[722,1810,1811,1813,1815,1818,1820,1822,1824,1827],{"class":724,"line":725},[722,1812,729],{"class":728},[722,1814,733],{"class":732},[722,1816,1817],{"class":736}," Module",[722,1819,740],{"class":732},[722,1821,743],{"class":728},[722,1823,746],{"class":732},[722,1825,1826],{"class":749},"@nestjs\u002Fcommon",[722,1828,753],{"class":732},[722,1830,1831,1833,1835,1838,1840,1842,1844,1847],{"class":724,"line":793},[722,1832,729],{"class":728},[722,1834,733],{"class":732},[722,1836,1837],{"class":736}," EvlogModule",[722,1839,740],{"class":732},[722,1841,743],{"class":728},[722,1843,746],{"class":732},[722,1845,1846],{"class":749},"evlog\u002Fnestjs",[722,1848,753],{"class":732},[722,1850,1851,1853,1855,1857,1859,1861,1863,1865],{"class":724,"line":800},[722,1852,729],{"class":728},[722,1854,733],{"class":732},[722,1856,737],{"class":736},[722,1858,740],{"class":732},[722,1860,743],{"class":728},[722,1862,746],{"class":732},[722,1864,750],{"class":749},[722,1866,753],{"class":732},[722,1868,1869],{"class":724,"line":832},[722,1870,797],{"emptyLinePlaceholder":796},[722,1872,1873,1876,1879,1881],{"class":724,"line":867},[722,1874,1875],{"class":732},"@",[722,1877,1878],{"class":809},"Module",[722,1880,813],{"class":736},[722,1882,1038],{"class":732},[722,1884,1885,1888,1890,1893,1895,1898,1900,1902,1904,1906,1908,1910,1912,1915],{"class":724,"line":1059},[722,1886,1887],{"class":848},"  imports",[722,1889,1046],{"class":732},[722,1891,1892],{"class":736}," [EvlogModule",[722,1894,653],{"class":732},[722,1896,1897],{"class":809},"forRoot",[722,1899,813],{"class":736},[722,1901,1153],{"class":732},[722,1903,1156],{"class":848},[722,1905,1046],{"class":732},[722,1907,737],{"class":809},[722,1909,1163],{"class":736},[722,1911,870],{"class":732},[722,1913,1914],{"class":736},")]",[722,1916,1056],{"class":732},[722,1918,1919,1921],{"class":724,"line":1074},[722,1920,870],{"class":732},[722,1922,873],{"class":736},[722,1924,1926,1928,1931,1934],{"class":724,"line":1925},8,[722,1927,803],{"class":728},[722,1929,1930],{"class":825}," class",[722,1932,1933],{"class":1328}," AppModule",[722,1935,1936],{"class":732}," {}\n",[712,1938,1941],{"className":714,"code":1939,"filename":309,"language":717,"meta":1940,"style":718},"import { withEvlog } from 'evlog\u002Forpc'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nconst handler = withEvlog(new RPCHandler(router), { drain: createLokiDrain() })\n","server\u002Forpc.ts",[628,1942,1943,1962,1980,1984],{"__ignoreMap":718},[722,1944,1945,1947,1949,1951,1953,1955,1957,1960],{"class":724,"line":725},[722,1946,729],{"class":728},[722,1948,733],{"class":732},[722,1950,1011],{"class":736},[722,1952,740],{"class":732},[722,1954,743],{"class":728},[722,1956,746],{"class":732},[722,1958,1959],{"class":749},"evlog\u002Forpc",[722,1961,753],{"class":732},[722,1963,1964,1966,1968,1970,1972,1974,1976,1978],{"class":724,"line":793},[722,1965,729],{"class":728},[722,1967,733],{"class":732},[722,1969,737],{"class":736},[722,1971,740],{"class":732},[722,1973,743],{"class":728},[722,1975,746],{"class":732},[722,1977,750],{"class":749},[722,1979,753],{"class":732},[722,1981,1982],{"class":724,"line":800},[722,1983,797],{"emptyLinePlaceholder":796},[722,1985,1986,1988,1991,1993,1995,1997,2000,2003,2006,2008,2010,2012,2014,2016,2018,2020],{"class":724,"line":832},[722,1987,1442],{"class":825},[722,1989,1990],{"class":736}," handler ",[722,1992,1340],{"class":732},[722,1994,1011],{"class":809},[722,1996,813],{"class":736},[722,1998,1999],{"class":732},"new",[722,2001,2002],{"class":809}," RPCHandler",[722,2004,2005],{"class":736},"(router)",[722,2007,859],{"class":732},[722,2009,733],{"class":732},[722,2011,1156],{"class":848},[722,2013,1046],{"class":732},[722,2015,737],{"class":809},[722,2017,1163],{"class":736},[722,2019,870],{"class":732},[722,2021,873],{"class":736},[712,2023,2026],{"className":714,"code":2024,"filename":295,"language":717,"meta":2025,"style":718},"import { withEvlog } from 'evlog\u002Fworkers'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\nexport default withEvlog(handler, { drain: createLokiDrain() })\n","src\u002Fworker.ts",[628,2027,2028,2047,2065,2069],{"__ignoreMap":718},[722,2029,2030,2032,2034,2036,2038,2040,2042,2045],{"class":724,"line":725},[722,2031,729],{"class":728},[722,2033,733],{"class":732},[722,2035,1011],{"class":736},[722,2037,740],{"class":732},[722,2039,743],{"class":728},[722,2041,746],{"class":732},[722,2043,2044],{"class":749},"evlog\u002Fworkers",[722,2046,753],{"class":732},[722,2048,2049,2051,2053,2055,2057,2059,2061,2063],{"class":724,"line":793},[722,2050,729],{"class":728},[722,2052,733],{"class":732},[722,2054,737],{"class":736},[722,2056,740],{"class":732},[722,2058,743],{"class":728},[722,2060,746],{"class":732},[722,2062,750],{"class":749},[722,2064,753],{"class":732},[722,2066,2067],{"class":724,"line":800},[722,2068,797],{"emptyLinePlaceholder":796},[722,2070,2071,2073,2075,2077,2080,2082,2084,2086,2088,2090,2092,2094],{"class":724,"line":832},[722,2072,803],{"class":728},[722,2074,806],{"class":728},[722,2076,1011],{"class":809},[722,2078,2079],{"class":736},"(handler",[722,2081,859],{"class":732},[722,2083,733],{"class":732},[722,2085,1156],{"class":848},[722,2087,1046],{"class":732},[722,2089,737],{"class":809},[722,2091,1163],{"class":736},[722,2093,870],{"class":732},[722,2095,873],{"class":736},[712,2097,2099],{"className":714,"code":2098,"filename":300,"language":717,"meta":718,"style":718},"import { initLogger } from 'evlog'\nimport { createLokiDrain } from 'evlog\u002Floki'\n\ninitLogger({\n  env: { service: 'my-app' },\n  drain: createLokiDrain(),\n})\n",[628,2100,2101,2120,2138,2142,2151,2174,2186],{"__ignoreMap":718},[722,2102,2103,2105,2107,2110,2112,2114,2116,2118],{"class":724,"line":725},[722,2104,729],{"class":728},[722,2106,733],{"class":732},[722,2108,2109],{"class":736}," initLogger",[722,2111,740],{"class":732},[722,2113,743],{"class":728},[722,2115,746],{"class":732},[722,2117,1470],{"class":749},[722,2119,753],{"class":732},[722,2121,2122,2124,2126,2128,2130,2132,2134,2136],{"class":724,"line":793},[722,2123,729],{"class":728},[722,2125,733],{"class":732},[722,2127,737],{"class":736},[722,2129,740],{"class":732},[722,2131,743],{"class":728},[722,2133,746],{"class":732},[722,2135,750],{"class":749},[722,2137,753],{"class":732},[722,2139,2140],{"class":724,"line":800},[722,2141,797],{"emptyLinePlaceholder":796},[722,2143,2144,2147,2149],{"class":724,"line":832},[722,2145,2146],{"class":809},"initLogger",[722,2148,813],{"class":736},[722,2150,1038],{"class":732},[722,2152,2153,2156,2158,2160,2163,2165,2167,2169,2171],{"class":724,"line":867},[722,2154,2155],{"class":848},"  env",[722,2157,1046],{"class":732},[722,2159,733],{"class":732},[722,2161,2162],{"class":848}," service",[722,2164,1046],{"class":732},[722,2166,746],{"class":732},[722,2168,1051],{"class":749},[722,2170,851],{"class":732},[722,2172,2173],{"class":732}," },\n",[722,2175,2176,2178,2180,2182,2184],{"class":724,"line":1059},[722,2177,1062],{"class":848},[722,2179,1046],{"class":732},[722,2181,737],{"class":809},[722,2183,1069],{"class":736},[722,2185,1056],{"class":732},[722,2187,2188,2190],{"class":724,"line":1074},[722,2189,870],{"class":732},[722,2191,873],{"class":736},[705,2193,547],{"id":2194},"configuration",[2196,2197,2199],"h3",{"id":2198},"environment-variables","Environment variables",[2201,2202,2203,2219],"table",{},[2204,2205,2206],"thead",{},[2207,2208,2209,2213,2216],"tr",{},[2210,2211,2212],"th",{},"Variable",[2210,2214,2215],{},"Required",[2210,2217,2218],{},"Description",[2220,2221,2222,2239,2259,2273],"tbody",{},[2207,2223,2224,2229,2232],{},[2225,2226,2227],"td",{},[628,2228,762],{},[2225,2230,2231],{},"Yes",[2225,2233,2234,2235,2238],{},"Base URL of the Loki instance, without the push path (",[628,2236,2237],{},"LOKI_URL"," also accepted)",[2207,2240,2241,2246,2249],{},[2225,2242,2243],{},[628,2244,2245],{},"LOKI_API_KEY",[2225,2247,2248],{},"No",[2225,2250,2251,2252,2255,2256,2238],{},"API token. Sent as Basic with ",[628,2253,2254],{},"LOKI_USER",", otherwise as Bearer (",[628,2257,2258],{},"GRAFANA_API_KEY",[2207,2260,2261,2265,2267],{},[2225,2262,2263],{},[628,2264,2254],{},[2225,2266,2248],{},[2225,2268,2269,2270,2238],{},"Grafana Cloud instance ID. Switches auth to Basic (",[628,2271,2272],{},"GRAFANA_USER",[2207,2274,2275,2280,2282],{},[2225,2276,2277],{},[628,2278,2279],{},"LOKI_TENANT_ID",[2225,2281,2248],{},[2225,2283,2284,2285],{},"Tenant for multi-tenant self-hosted Loki, sent as ",[628,2286,2287],{},"X-Scope-OrgID",[2196,2289,2291],{"id":2290},"priority","Priority",[609,2293,2294],{},"Configuration is resolved highest to lowest:",[663,2296,2297,2303,2309,2314],{},[666,2298,2299,2300],{},"Overrides passed to ",[628,2301,2302],{},"createLokiDrain()",[666,2304,2305,2308],{},[628,2306,2307],{},"runtimeConfig.evlog.loki"," (Nitro)",[666,2310,2311,2308],{},[628,2312,2313],{},"runtimeConfig.loki",[666,2315,2199],{},[2196,2317,346],{"id":2318},"options",[2201,2320,2321,2336],{},[2204,2322,2323],{},[2207,2324,2325,2328,2331,2334],{},[2210,2326,2327],{},"Option",[2210,2329,2330],{},"Type",[2210,2332,2333],{},"Default",[2210,2335,2218],{},[2220,2337,2338,2359,2375,2390,2408,2428,2445,2465],{},[2207,2339,2340,2345,2350,2353],{},[2225,2341,2342],{},[628,2343,2344],{},"endpoint",[2225,2346,2347],{},[628,2348,2349],{},"string",[2225,2351,2352],{},"—",[2225,2354,2355,2356],{},"Base URL, without ",[628,2357,2358],{},"\u002Floki\u002Fapi\u002Fv1\u002Fpush",[2207,2360,2361,2366,2370,2372],{},[2225,2362,2363],{},[628,2364,2365],{},"apiKey",[2225,2367,2368],{},[628,2369,2349],{},[2225,2371,2352],{},[2225,2373,2374],{},"API token",[2207,2376,2377,2381,2385,2387],{},[2225,2378,2379],{},[628,2380,648],{},[2225,2382,2383],{},[628,2384,2349],{},[2225,2386,2352],{},[2225,2388,2389],{},"Grafana Cloud instance ID (enables Basic auth)",[2207,2391,2392,2397,2401,2403],{},[2225,2393,2394],{},[628,2395,2396],{},"tenantId",[2225,2398,2399],{},[628,2400,2349],{},[2225,2402,2352],{},[2225,2404,2405,2407],{},[628,2406,2287],{}," for multi-tenant Loki",[2207,2409,2410,2415,2420,2425],{},[2225,2411,2412],{},[628,2413,2414],{},"labelFields",[2225,2416,2417],{},[628,2418,2419],{},"string[]",[2225,2421,2422],{},[628,2423,2424],{},"['service', 'environment', 'level']",[2225,2426,2427],{},"Event fields promoted to Loki labels",[2207,2429,2430,2435,2440,2442],{},[2225,2431,2432],{},[628,2433,2434],{},"labels",[2225,2436,2437],{},[628,2438,2439],{},"Record\u003Cstring, string>",[2225,2441,2352],{},[2225,2443,2444],{},"Static labels merged into every stream",[2207,2446,2447,2452,2457,2462],{},[2225,2448,2449],{},[628,2450,2451],{},"timeout",[2225,2453,2454],{},[628,2455,2456],{},"number",[2225,2458,2459],{},[628,2460,2461],{},"5000",[2225,2463,2464],{},"Request timeout in ms",[2207,2466,2467,2472,2476,2481],{},[2225,2468,2469],{},[628,2470,2471],{},"retries",[2225,2473,2474],{},[628,2475,2456],{},[2225,2477,2478],{},[628,2479,2480],{},"2",[2225,2482,2483],{},"Retry attempts on transient failures",[705,2485,2487],{"id":2486},"deployment","Deployment",[609,2489,2490],{},"Loki runs either way, and the adapter is the same in both cases. Only\nauthentication differs.",[2196,2492,2494],{"id":2493},"self-hosted","Self-hosted",[609,2496,2497],{},"A single-tenant instance needs nothing but the endpoint:",[712,2499,2501],{"className":714,"code":2500,"filename":770,"language":717,"meta":718,"style":718},"createLokiDrain({ endpoint: 'http:\u002F\u002Flocalhost:3100' })\n",[628,2502,2503],{"__ignoreMap":718},[722,2504,2505,2508,2510,2512,2515,2517,2519,2521,2523,2525],{"class":724,"line":725},[722,2506,2507],{"class":809},"createLokiDrain",[722,2509,813],{"class":736},[722,2511,1153],{"class":732},[722,2513,2514],{"class":848}," endpoint",[722,2516,1046],{"class":732},[722,2518,746],{"class":732},[722,2520,683],{"class":749},[722,2522,851],{"class":732},[722,2524,740],{"class":732},[722,2526,873],{"class":736},[712,2528,2533],{"className":2529,"code":2530,"filename":2531,"language":2532,"meta":718,"style":718},"language-bash shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","LOKI_ENDPOINT=http:\u002F\u002Flocalhost:3100\n",".env","bash",[628,2534,2535],{"__ignoreMap":718},[722,2536,2537,2539,2541],{"class":724,"line":725},[722,2538,762],{"class":736},[722,2540,1340],{"class":732},[722,2542,2543],{"class":749},"http:\u002F\u002Flocalhost:3100\n",[609,2545,2546,2547,2550,2551,1046],{},"For a ",[623,2548,2549],{},"multi-tenant"," deployment, name the tenant, and it is sent as ",[628,2552,2287],{},[712,2554,2556],{"className":714,"code":2555,"filename":770,"language":717,"meta":718,"style":718},"createLokiDrain({\n  endpoint: 'http:\u002F\u002Floki.internal:3100',\n  tenantId: 'team-checkout',\n})\n",[628,2557,2558,2566,2582,2598],{"__ignoreMap":718},[722,2559,2560,2562,2564],{"class":724,"line":725},[722,2561,2507],{"class":809},[722,2563,813],{"class":736},[722,2565,1038],{"class":732},[722,2567,2568,2571,2573,2575,2578,2580],{"class":724,"line":793},[722,2569,2570],{"class":848},"  endpoint",[722,2572,1046],{"class":732},[722,2574,746],{"class":732},[722,2576,2577],{"class":749},"http:\u002F\u002Floki.internal:3100",[722,2579,851],{"class":732},[722,2581,1056],{"class":732},[722,2583,2584,2587,2589,2591,2594,2596],{"class":724,"line":800},[722,2585,2586],{"class":848},"  tenantId",[722,2588,1046],{"class":732},[722,2590,746],{"class":732},[722,2592,2593],{"class":749},"team-checkout",[722,2595,851],{"class":732},[722,2597,1056],{"class":732},[722,2599,2600,2602],{"class":724,"line":832},[722,2601,870],{"class":732},[722,2603,873],{"class":736},[712,2605,2607],{"className":2529,"code":2606,"filename":2531,"language":2532,"meta":718,"style":718},"LOKI_ENDPOINT=http:\u002F\u002Floki.internal:3100\nLOKI_TENANT_ID=team-checkout\n",[628,2608,2609,2618],{"__ignoreMap":718},[722,2610,2611,2613,2615],{"class":724,"line":725},[722,2612,762],{"class":736},[722,2614,1340],{"class":732},[722,2616,2617],{"class":749},"http:\u002F\u002Floki.internal:3100\n",[722,2619,2620,2622,2624],{"class":724,"line":793},[722,2621,2279],{"class":736},[722,2623,1340],{"class":732},[722,2625,2626],{"class":749},"team-checkout\n",[609,2628,2629,2630,2632,2633,653],{},"If your instance sits behind an authenticating proxy, ",[628,2631,2365],{}," alone is sent as\n",[628,2634,2635],{},"Authorization: Bearer",[2196,2637,2639],{"id":2638},"grafana-cloud","Grafana Cloud",[609,2641,2642,2643,2646],{},"Grafana Cloud authenticates with your ",[623,2644,2645],{},"instance ID"," plus an access policy\ntoken, sent together as HTTP Basic:",[712,2648,2650],{"className":714,"code":2649,"filename":770,"language":717,"meta":718,"style":718},"createLokiDrain({\n  endpoint: 'https:\u002F\u002Flogs-prod-eu-west-0.grafana.net',\n  user: '123456',\n  apiKey: process.env.GRAFANA_API_KEY,\n})\n",[628,2651,2652,2660,2675,2691,2712],{"__ignoreMap":718},[722,2653,2654,2656,2658],{"class":724,"line":725},[722,2655,2507],{"class":809},[722,2657,813],{"class":736},[722,2659,1038],{"class":732},[722,2661,2662,2664,2666,2668,2671,2673],{"class":724,"line":793},[722,2663,2570],{"class":848},[722,2665,1046],{"class":732},[722,2667,746],{"class":732},[722,2669,2670],{"class":749},"https:\u002F\u002Flogs-prod-eu-west-0.grafana.net",[722,2672,851],{"class":732},[722,2674,1056],{"class":732},[722,2676,2677,2680,2682,2684,2687,2689],{"class":724,"line":800},[722,2678,2679],{"class":848},"  user",[722,2681,1046],{"class":732},[722,2683,746],{"class":732},[722,2685,2686],{"class":749},"123456",[722,2688,851],{"class":732},[722,2690,1056],{"class":732},[722,2692,2693,2696,2698,2701,2703,2706,2708,2710],{"class":724,"line":832},[722,2694,2695],{"class":848},"  apiKey",[722,2697,1046],{"class":732},[722,2699,2700],{"class":736}," process",[722,2702,653],{"class":732},[722,2704,2705],{"class":736},"env",[722,2707,653],{"class":732},[722,2709,2258],{"class":736},[722,2711,1056],{"class":732},[722,2713,2714,2716],{"class":724,"line":867},[722,2715,870],{"class":732},[722,2717,873],{"class":736},[712,2719,2721],{"className":2529,"code":2720,"filename":2531,"language":2532,"meta":718,"style":718},"LOKI_ENDPOINT=https:\u002F\u002Flogs-prod-eu-west-0.grafana.net\nLOKI_USER=123456\nLOKI_API_KEY=glc_xxx\n",[628,2722,2723,2732,2741],{"__ignoreMap":718},[722,2724,2725,2727,2729],{"class":724,"line":725},[722,2726,762],{"class":736},[722,2728,1340],{"class":732},[722,2730,2731],{"class":749},"https:\u002F\u002Flogs-prod-eu-west-0.grafana.net\n",[722,2733,2734,2736,2738],{"class":724,"line":793},[722,2735,2254],{"class":736},[722,2737,1340],{"class":732},[722,2739,2740],{"class":749},"123456\n",[722,2742,2743,2745,2747],{"class":724,"line":800},[722,2744,2245],{"class":736},[722,2746,1340],{"class":732},[722,2748,2749],{"class":749},"glc_xxx\n",[2751,2752,2754,2756,2757,2760,2761,2765,2766,653],"callout",{"color":2753,"icon":13},"info",[628,2755,648],{}," is the ",[623,2758,2759],{},"numeric instance ID"," of the Loki datasource. Find it under\n",[2762,2763,2764],"em",{},"Connections → Data sources → Loki"," in your Grafana Cloud stack. It is not your\naccount email. Using the wrong value is the usual cause of a ",[628,2767,2768],{},"401",[2196,2770,2772],{"id":2771},"which-auth-applies","Which auth applies",[2201,2774,2775,2794],{},[2204,2776,2777],{},[2207,2778,2779,2783,2787,2791],{},[2210,2780,2781],{},[628,2782,648],{},[2210,2784,2785],{},[628,2786,2365],{},[2210,2788,2789],{},[628,2790,2396],{},[2210,2792,2793],{},"Header sent",[2220,2795,2796,2810,2823,2836],{},[2207,2797,2798,2801,2803,2805],{},[2225,2799,2800],{},"✓",[2225,2802,2800],{},[2225,2804],{},[2225,2806,2807],{},[628,2808,2809],{},"Authorization: Basic base64(user:apiKey)",[2207,2811,2812,2814,2816,2818],{},[2225,2813],{},[2225,2815,2800],{},[2225,2817],{},[2225,2819,2820],{},[628,2821,2822],{},"Authorization: Bearer \u003CapiKey>",[2207,2824,2825,2827,2829,2831],{},[2225,2826],{},[2225,2828],{},[2225,2830,2800],{},[2225,2832,2833],{},[628,2834,2835],{},"X-Scope-OrgID: \u003CtenantId>",[2207,2837,2838,2840,2842,2844],{},[2225,2839],{},[2225,2841],{},[2225,2843],{},[2225,2845,2846],{},"none — unauthenticated instance",[609,2848,2849,2851],{},[628,2850,2396],{}," is independent and can be combined with either auth mode.",[705,2853,2855],{"id":2854},"labels-and-cardinality","Labels and cardinality",[2751,2857,2860,2861,2863,2864,2867],{"color":2858,"icon":2859},"warning","i-lucide-triangle-alert","Never promote a high-cardinality field to a label. Loki creates one stream per unique label combination, so labelling ",[628,2862,642],{}," or ",[628,2865,2866],{},"userId"," will create millions of streams and degrade or break your instance.",[609,2869,2870],{},"Add a label only for values you filter on and that have a bounded set:",[712,2872,2874],{"className":714,"code":2873,"filename":770,"language":717,"meta":718,"style":718},"createLokiDrain({\n  \u002F\u002F `region` has a handful of values — safe\n  labelFields: ['service', 'environment', 'level', 'region'],\n  \u002F\u002F Static labels for everything in this deployment\n  labels: { cluster: 'prod-eu' },\n})\n",[628,2875,2876,2884,2890,2936,2941,2964],{"__ignoreMap":718},[722,2877,2878,2880,2882],{"class":724,"line":725},[722,2879,2507],{"class":809},[722,2881,813],{"class":736},[722,2883,1038],{"class":732},[722,2885,2886],{"class":724,"line":793},[722,2887,2889],{"class":2888},"sHwdD","  \u002F\u002F `region` has a handful of values — safe\n",[722,2891,2892,2895,2897,2900,2902,2904,2906,2908,2910,2912,2914,2916,2918,2920,2922,2924,2926,2929,2931,2934],{"class":724,"line":800},[722,2893,2894],{"class":848},"  labelFields",[722,2896,1046],{"class":732},[722,2898,2899],{"class":736}," [",[722,2901,851],{"class":732},[722,2903,630],{"class":749},[722,2905,851],{"class":732},[722,2907,859],{"class":732},[722,2909,746],{"class":732},[722,2911,634],{"class":749},[722,2913,851],{"class":732},[722,2915,859],{"class":732},[722,2917,746],{"class":732},[722,2919,638],{"class":749},[722,2921,851],{"class":732},[722,2923,859],{"class":732},[722,2925,746],{"class":732},[722,2927,2928],{"class":749},"region",[722,2930,851],{"class":732},[722,2932,2933],{"class":736},"]",[722,2935,1056],{"class":732},[722,2937,2938],{"class":724,"line":832},[722,2939,2940],{"class":2888},"  \u002F\u002F Static labels for everything in this deployment\n",[722,2942,2943,2946,2948,2950,2953,2955,2957,2960,2962],{"class":724,"line":867},[722,2944,2945],{"class":848},"  labels",[722,2947,1046],{"class":732},[722,2949,733],{"class":732},[722,2951,2952],{"class":848}," cluster",[722,2954,1046],{"class":732},[722,2956,746],{"class":732},[722,2958,2959],{"class":749},"prod-eu",[722,2961,851],{"class":732},[722,2963,2173],{"class":732},[722,2965,2966,2968],{"class":724,"line":1059},[722,2967,870],{"class":732},[722,2969,873],{"class":736},[609,2971,2972],{},"Everything else stays in the JSON line and is fully queryable. See below.",[705,2974,2976],{"id":2975},"querying-in-grafana","Querying in Grafana",[609,2978,2979,2980,1046],{},"Filter by label, then reach into the wide event with ",[628,2981,652],{},[712,2983,2987],{"className":2984,"code":2985,"language":2986,"meta":718,"style":718},"language-logql shiki shiki-themes material-theme-lighter material-theme material-theme-palenight","{service=\"checkout\", environment=\"production\"}\n  | json\n  | status >= 500\n","logql",[628,2988,2989,2994,2999],{"__ignoreMap":718},[722,2990,2991],{"class":724,"line":725},[722,2992,2993],{},"{service=\"checkout\", environment=\"production\"}\n",[722,2995,2996],{"class":724,"line":793},[722,2997,2998],{},"  | json\n",[722,3000,3001],{"class":724,"line":800},[722,3002,3003],{},"  | status >= 500\n",[712,3005,3007],{"className":2984,"code":3006,"language":2986,"meta":718,"style":718},"# Slow requests on one route\n{service=\"checkout\"} | json | path=\"\u002Fapi\u002Forders\" | durationMs > 1000\n",[628,3008,3009,3014],{"__ignoreMap":718},[722,3010,3011],{"class":724,"line":725},[722,3012,3013],{},"# Slow requests on one route\n",[722,3015,3016],{"class":724,"line":793},[722,3017,3018],{},"{service=\"checkout\"} | json | path=\"\u002Fapi\u002Forders\" | durationMs > 1000\n",[712,3020,3022],{"className":2984,"code":3021,"language":2986,"meta":718,"style":718},"# One request end to end\n{service=\"checkout\"} | json | requestId=\"4a8ff3a8-...\"\n",[628,3023,3024,3029],{"__ignoreMap":718},[722,3025,3026],{"class":724,"line":725},[722,3027,3028],{},"# One request end to end\n",[722,3030,3031],{"class":724,"line":793},[722,3032,3033],{},"{service=\"checkout\"} | json | requestId=\"4a8ff3a8-...\"\n",[712,3035,3037],{"className":2984,"code":3036,"language":2986,"meta":718,"style":718},"# Error rate per service\nsum by (service) (rate({environment=\"production\", level=\"error\"}[5m]))\n",[628,3038,3039,3044],{"__ignoreMap":718},[722,3040,3041],{"class":724,"line":725},[722,3042,3043],{},"# Error rate per service\n",[722,3045,3046],{"class":724,"line":793},[722,3047,3048],{},"sum by (service) (rate({environment=\"production\", level=\"error\"}[5m]))\n",[705,3050,3052],{"id":3051},"batching","Batching",[609,3054,3055],{},"Pair the drain with a pipeline to push in batches rather than per request:",[712,3057,3059],{"className":714,"code":3058,"filename":770,"language":717,"meta":718,"style":718},"import { createDrainPipeline } from 'evlog\u002Fpipeline'\nimport { createLokiDrain } from 'evlog\u002Floki'\nimport type { DrainContext } from 'evlog'\n\nconst pipeline = createDrainPipeline\u003CDrainContext>({\n  batch: { size: 100, intervalMs: 5000 },\n})\n\nexport default defineNitroPlugin((nitroApp) => {\n  nitroApp.hooks.hook('evlog:drain', pipeline(createLokiDrain()))\n})\n",[628,3060,3061,3081,3099,3121,3125,3149,3179,3185,3189,3210,3243],{"__ignoreMap":718},[722,3062,3063,3065,3067,3070,3072,3074,3076,3079],{"class":724,"line":725},[722,3064,729],{"class":728},[722,3066,733],{"class":732},[722,3068,3069],{"class":736}," createDrainPipeline",[722,3071,740],{"class":732},[722,3073,743],{"class":728},[722,3075,746],{"class":732},[722,3077,3078],{"class":749},"evlog\u002Fpipeline",[722,3080,753],{"class":732},[722,3082,3083,3085,3087,3089,3091,3093,3095,3097],{"class":724,"line":793},[722,3084,729],{"class":728},[722,3086,733],{"class":732},[722,3088,737],{"class":736},[722,3090,740],{"class":732},[722,3092,743],{"class":728},[722,3094,746],{"class":732},[722,3096,750],{"class":749},[722,3098,753],{"class":732},[722,3100,3101,3103,3106,3108,3111,3113,3115,3117,3119],{"class":724,"line":800},[722,3102,729],{"class":728},[722,3104,3105],{"class":728}," type",[722,3107,733],{"class":732},[722,3109,3110],{"class":736}," DrainContext",[722,3112,740],{"class":732},[722,3114,743],{"class":728},[722,3116,746],{"class":732},[722,3118,1470],{"class":749},[722,3120,753],{"class":732},[722,3122,3123],{"class":724,"line":832},[722,3124,797],{"emptyLinePlaceholder":796},[722,3126,3127,3129,3132,3134,3136,3139,3142,3145,3147],{"class":724,"line":867},[722,3128,1442],{"class":825},[722,3130,3131],{"class":736}," pipeline ",[722,3133,1340],{"class":732},[722,3135,3069],{"class":809},[722,3137,3138],{"class":732},"\u003C",[722,3140,3141],{"class":1328},"DrainContext",[722,3143,3144],{"class":732},">",[722,3146,813],{"class":736},[722,3148,1038],{"class":732},[722,3150,3151,3154,3156,3158,3161,3163,3167,3169,3172,3174,3177],{"class":724,"line":1059},[722,3152,3153],{"class":848},"  batch",[722,3155,1046],{"class":732},[722,3157,733],{"class":732},[722,3159,3160],{"class":848}," size",[722,3162,1046],{"class":732},[722,3164,3166],{"class":3165},"sbssI"," 100",[722,3168,859],{"class":732},[722,3170,3171],{"class":848}," intervalMs",[722,3173,1046],{"class":732},[722,3175,3176],{"class":3165}," 5000",[722,3178,2173],{"class":732},[722,3180,3181,3183],{"class":724,"line":1074},[722,3182,870],{"class":732},[722,3184,873],{"class":736},[722,3186,3187],{"class":724,"line":1925},[722,3188,797],{"emptyLinePlaceholder":796},[722,3190,3192,3194,3196,3198,3200,3202,3204,3206,3208],{"class":724,"line":3191},9,[722,3193,803],{"class":728},[722,3195,806],{"class":728},[722,3197,810],{"class":809},[722,3199,813],{"class":736},[722,3201,813],{"class":732},[722,3203,819],{"class":818},[722,3205,822],{"class":732},[722,3207,826],{"class":825},[722,3209,829],{"class":732},[722,3211,3213,3215,3217,3219,3221,3223,3225,3227,3229,3231,3233,3236,3238,3240],{"class":724,"line":3212},10,[722,3214,835],{"class":736},[722,3216,653],{"class":732},[722,3218,840],{"class":736},[722,3220,653],{"class":732},[722,3222,845],{"class":809},[722,3224,813],{"class":848},[722,3226,851],{"class":732},[722,3228,854],{"class":749},[722,3230,851],{"class":732},[722,3232,859],{"class":732},[722,3234,3235],{"class":809}," pipeline",[722,3237,813],{"class":848},[722,3239,2507],{"class":809},[722,3241,3242],{"class":848},"()))\n",[722,3244,3246,3248],{"class":724,"line":3245},11,[722,3247,870],{"class":732},[722,3249,873],{"class":736},[609,3251,3252],{},"Events sharing a label set are grouped into a single Loki stream, and entries are sorted by timestamp, because Loki rejects out-of-order pushes within a stream.",[705,3254,3256],{"id":3255},"verify-it-locally","Verify it locally",[609,3258,3259],{},"Spin up Loki in Docker and push a real event, with no cloud account needed:",[712,3261,3264],{"className":2529,"code":3262,"filename":3263,"language":2532,"meta":718,"style":718},"docker compose -f packages\u002Fevlog\u002Ftest\u002Fe2e\u002Fdocker-compose.yml up -d\nLOKI_ENDPOINT=http:\u002F\u002Flocalhost:3100 pnpm run test:e2e\ndocker compose -f packages\u002Fevlog\u002Ftest\u002Fe2e\u002Fdocker-compose.yml down -v\n","Terminal",[628,3265,3266,3286,3303],{"__ignoreMap":718},[722,3267,3268,3271,3274,3277,3280,3283],{"class":724,"line":725},[722,3269,3270],{"class":1328},"docker",[722,3272,3273],{"class":749}," compose",[722,3275,3276],{"class":749}," -f",[722,3278,3279],{"class":749}," packages\u002Fevlog\u002Ftest\u002Fe2e\u002Fdocker-compose.yml",[722,3281,3282],{"class":749}," up",[722,3284,3285],{"class":749}," -d\n",[722,3287,3288,3290,3292,3294,3297,3300],{"class":724,"line":793},[722,3289,762],{"class":736},[722,3291,1340],{"class":732},[722,3293,683],{"class":749},[722,3295,3296],{"class":1328}," pnpm",[722,3298,3299],{"class":749}," run",[722,3301,3302],{"class":749}," test:e2e\n",[722,3304,3305,3307,3309,3311,3313,3316],{"class":724,"line":800},[722,3306,3270],{"class":1328},[722,3308,3273],{"class":749},[722,3310,3276],{"class":749},[722,3312,3279],{"class":749},[722,3314,3315],{"class":749}," down",[722,3317,3318],{"class":749}," -v\n",[609,3320,3321,3322,3325,3326,3328],{},"The suite is a ",[623,3323,3324],{},"round-trip",": it pushes events, queries them back through\nLoki's range API, and asserts the label set, the JSON log line and the\ntimestamp survived. Without ",[628,3327,762],{}," it skips itself with a visible\nlabel rather than passing silently.",[609,3330,3331,3332,3334,3335,653],{},"To eyeball the result instead, point any Grafana at ",[628,3333,683],{},"\nand run ",[628,3336,3337],{},"{service=\"evlog-e2e\"}",[705,3339,3341],{"id":3340},"troubleshooting","Troubleshooting",[609,3343,3344,3349,3350,3352,3353,3355,3356,3359],{},[623,3345,3346,653],{},[628,3347,3348],{},"Missing endpoint"," ",[628,3351,762],{}," is unset and no ",[628,3354,2344],{}," was passed. The drain logs ",[628,3357,3358],{},"[evlog\u002Floki] Missing endpoint"," once and then does nothing, so requests are never blocked or failed.",[609,3361,3362,3367,3368,3370,3371,3373],{},[623,3363,3364,653],{},[628,3365,3366],{},"Loki API error: 401"," On Grafana Cloud, check that ",[628,3369,648],{}," is the numeric ",[623,3372,2645],{}," of the Loki datasource, not your account email.",[609,3375,3376,3382,3383,3386],{},[623,3377,3378,3381],{},[628,3379,3380],{},"Loki API error: 400"," mentioning out-of-order entries."," Older Loki versions reject entries older than the most recent one in a stream. evlog sorts within each push; if you still hit this, enable ",[628,3384,3385],{},"unordered_writes"," in Loki or reduce the batch interval.",[609,3388,3389,3392,3393,3396],{},[623,3390,3391],{},"Nothing appears in Grafana."," Confirm the label set you are querying. Run ",[628,3394,3395],{},"{service=~\".+\"}"," first to see which streams arrived.",[705,3398,3400],{"id":3399},"direct-api-usage","Direct API usage",[609,3402,3403],{},"Bypass the drain to push events yourself:",[712,3405,3408],{"className":714,"code":3406,"filename":3407,"language":717,"meta":718,"style":718},"import { sendBatchToLoki, sendToLoki } from 'evlog\u002Floki'\n\nawait sendToLoki(event, { endpoint: 'http:\u002F\u002Flocalhost:3100' })\nawait sendBatchToLoki(events, { endpoint: 'http:\u002F\u002Flocalhost:3100' })\n","scripts\u002Fbackfill.ts",[628,3409,3410,3434,3438,3465],{"__ignoreMap":718},[722,3411,3412,3414,3416,3419,3421,3424,3426,3428,3430,3432],{"class":724,"line":725},[722,3413,729],{"class":728},[722,3415,733],{"class":732},[722,3417,3418],{"class":736}," sendBatchToLoki",[722,3420,859],{"class":732},[722,3422,3423],{"class":736}," sendToLoki",[722,3425,740],{"class":732},[722,3427,743],{"class":728},[722,3429,746],{"class":732},[722,3431,750],{"class":749},[722,3433,753],{"class":732},[722,3435,3436],{"class":724,"line":793},[722,3437,797],{"emptyLinePlaceholder":796},[722,3439,3440,3442,3444,3447,3449,3451,3453,3455,3457,3459,3461,3463],{"class":724,"line":800},[722,3441,1671],{"class":728},[722,3443,3423],{"class":809},[722,3445,3446],{"class":736},"(event",[722,3448,859],{"class":732},[722,3450,733],{"class":732},[722,3452,2514],{"class":848},[722,3454,1046],{"class":732},[722,3456,746],{"class":732},[722,3458,683],{"class":749},[722,3460,851],{"class":732},[722,3462,740],{"class":732},[722,3464,873],{"class":736},[722,3466,3467,3469,3471,3474,3476,3478,3480,3482,3484,3486,3488,3490],{"class":724,"line":832},[722,3468,1671],{"class":728},[722,3470,3418],{"class":809},[722,3472,3473],{"class":736},"(events",[722,3475,859],{"class":732},[722,3477,733],{"class":732},[722,3479,2514],{"class":848},[722,3481,1046],{"class":732},[722,3483,746],{"class":732},[722,3485,683],{"class":749},[722,3487,851],{"class":732},[722,3489,740],{"class":732},[722,3491,873],{"class":736},[609,3493,3494,631,3497,635,3500,3503],{},[628,3495,3496],{},"buildLokiPayload()",[628,3498,3499],{},"toLokiLabels()",[628,3501,3502],{},"resolveLokiPushUrl()"," are also exported for custom transports.",[705,3505,3507],{"id":3506},"next-steps","Next steps",[3509,3510,3511,3516,3521,3526],"ul",{},[666,3512,3513,3515],{},[613,3514,66],{"href":67},": control log volume before it reaches Loki",[666,3517,3518,3520],{},[613,3519,440],{"href":441},": add derived fields to every event",[666,3522,3523,3525],{},[613,3524,534],{"href":535},": batching, retries, and fan-out",[666,3527,3528,3531],{},[613,3529,3530],{"href":153},"Adapters Overview",": all available destinations",[3533,3534,3535],"style",{},"html pre.shiki code .s7zQu, html code.shiki .s7zQu{--shiki-light:#39ADB5;--shiki-light-font-style:italic;--shiki-default:#89DDFF;--shiki-default-font-style:italic;--shiki-dark:#89DDFF;--shiki-dark-font-style:italic}html pre.shiki code .sMK4o, html code.shiki .sMK4o{--shiki-light:#39ADB5;--shiki-default:#89DDFF;--shiki-dark:#89DDFF}html pre.shiki code .sTEyZ, html code.shiki .sTEyZ{--shiki-light:#90A4AE;--shiki-default:#EEFFFF;--shiki-dark:#BABED8}html 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.sbssI{--shiki-light:#F76D47;--shiki-default:#F78C6C;--shiki-dark:#F78C6C}",{"title":718,"searchDepth":793,"depth":793,"links":3537},[3538,3539,3540,3545,3550,3551,3552,3553,3554,3555,3556],{"id":707,"depth":793,"text":20},{"id":756,"depth":793,"text":25},{"id":2194,"depth":793,"text":547,"children":3541},[3542,3543,3544],{"id":2198,"depth":800,"text":2199},{"id":2290,"depth":800,"text":2291},{"id":2318,"depth":800,"text":346},{"id":2486,"depth":793,"text":2487,"children":3546},[3547,3548,3549],{"id":2493,"depth":800,"text":2494},{"id":2638,"depth":800,"text":2639},{"id":2771,"depth":800,"text":2772},{"id":2854,"depth":793,"text":2855},{"id":2975,"depth":793,"text":2976},{"id":3051,"depth":793,"text":3052},{"id":3255,"depth":793,"text":3256},{"id":3340,"depth":793,"text":3341},{"id":3399,"depth":793,"text":3400},{"id":3506,"depth":793,"text":3507},"Push wide events to Grafana Loki — self-hosted, multi-tenant, or Grafana Cloud — with low-cardinality labels and full JSON querying.","md",[3560,3567],{"label":3561,"icon":3562,"to":3563,"target":3564,"color":3565,"variant":3566},"Loki HTTP API","i-lucide-external-link","https:\u002F\u002Fgrafana.com\u002Fdocs\u002Floki\u002Flatest\u002Freference\u002Floki-http-api\u002F","_blank","neutral","subtle",{"label":3568,"icon":3562,"to":3569,"target":3564,"color":3565,"variant":3566},"LogQL","https:\u002F\u002Fgrafana.com\u002Fdocs\u002Floki\u002Flatest\u002Fquery\u002F",{},{"title":191,"icon":194},{"title":604,"description":3557},"65ZobQhki2RSAo8S4OODNZ0WnWq7t3L07gRxUiatrUo",[3575,3577],{"title":181,"path":182,"stem":183,"description":3576,"icon":184,"children":-1},"Send wide events to Datadog Logs via the native HTTP intake API. Supports all Datadog sites and DD_* environment variables.",{"title":196,"path":197,"stem":198,"description":3578,"icon":199,"children":-1},"Insert wide events into ClickHouse over the HTTP interface — typed columns for what you aggregate, full JSON for everything else.",1791054015366]