\n Hosted WASM Blobs\n

{`Upload with:\ncurl -X POST -H \"Content-Type: application/wasm\" \\\\\n  --data-binary @main.wasm https://${author}-${name}.web.val.run`}

\n \n \n \n \n \n \n \n \n \n {files.map((file) => (\n \n \n \n \n \n ))}\n \n \n

WASM Blob	Uploaded	Size
\n {keyToURL(file.key)}\n	{relativeTimeFromNow(file.lastModified)}	{formatBytes(file.size)}

,\n ),\n {\n headers: { \"content-type\": \"text/html\" },\n },\n );\n }\n const key = urlToKey(req.url);\n console.log(key);\n try {\n const res = await blob.get(key);\n return new Response(await res.arrayBuffer(), {\n headers: {\n \"content-type\": \"application/wasm\",\n \"cache-control\": \"max-age=31536000\",\n },\n });\n } catch (e) {\n console.error(e);\n return new Response(\"Not found\", { status: 404 });\n }\n}","label","abrambleninja-wasmblobhost","children",[70],"contentHash","a6267084b7cd88c6debf76780d078ba99a259a6a7c884bb3486ac97e6eb91b6d","0e296e52-252d-11f0-8a67-569c3dd06744","0c4f8936-252d-11f0-8a67-569c3dd06744",["D",1716565758224],81,"/** @jsxImportSource https://esm.sh/react */\nimport { extractValInfo } from \"https://esm.town/v/pomdtr/extractValInfo\";\nimport { blob } from \"https://esm.town/v/std/blob?v=12\";\nimport { Buffer } from \"node:buffer\";\nimport { createHash } from \"node:crypto\";\nimport base32Encode from \"npm:base32-encode\";\nimport { renderToString } from \"npm:react-dom/server\";\n\nconst { author, name } = extractValInfo(import.meta.url);\nconst WASM_BLOB_PREFIX = `${author}-${name}-wasm-wasm-blob-v1-`;\n\nasync function readAllBytes(stream: ReadableStream): Promise {\n const reader = stream.getReader();\n const chunks: Uint8Array[] = [];\n let result: ReadableStreamReadResult;\n\n while (!(result = await reader.read()).done) {\n chunks.push(result.value);\n }\n\n // Concatenate all chunks into one Buffer\n const concatenated = Buffer.concat(chunks.map(chunk => Buffer.from(chunk)));\n\n return concatenated;\n}\n\nfunction getSha256Hash(buffer: Buffer): string {\n return base32Encode(\n createHash(\"sha256\").update(buffer).digest().slice(0, 20),\n \"RFC4648\",\n { padding: false },\n ).toLowerCase();\n}\nfunction trimPrefix(str, prefix) {\n if (str.startsWith(prefix)) {\n return str.slice(prefix.length);\n }\n return str;\n}\nfunction trimSuffix(str, suffix) {\n if (str.endsWith(suffix)) {\n return str.slice(0, -suffix.length);\n }\n return str;\n}\nconst keyToURL = (key: string) => {\n return `https://${author}-${name.toLowerCase()}.web.val.run/${trimPrefix(key, WASM_BLOB_PREFIX)}.wasm`;\n};\nconst urlToKey = (url: string) => {\n return WASM_BLOB_PREFIX\n + trimSuffix(trimPrefix(url, `https://${author}-${name.toLowerCase()}.web.val.run/`), \".wasm\");\n};\n\nfunction formatBytes(bytes: number): string {\n if (bytes === 0) return \"0B\";\n\n const k = 1024;\n const sizes = [\"B\", \"KB\", \"MB\", \"GB\", \"TB\", \"PB\", \"EB\", \"ZB\", \"YB\"];\n const i = Math.floor(Math.log(bytes) / Math.log(k));\n\n const formatted = parseFloat((bytes / Math.pow(k, i)).toFixed(2));\n\n return `${formatted}${sizes[i]}`;\n}\n\nfunction relativeTimeFromNow(dateString: string): string {\n const now = new Date();\n const date = new Date(dateString);\n const diffInSeconds = Math.floor((now.getTime() - date.getTime()) / 1000);\n\n if (diffInSeconds < 60) {\n return `${diffInSeconds}s ago`;\n } else if (diffInSeconds < 3600) {\n const diffInMinutes = Math.floor(diffInSeconds / 60);\n return `${diffInMinutes}m ago`;\n } else if (diffInSeconds < 86400) {\n const diffInHours = Math.floor(diffInSeconds / 3600);\n return `${diffInHours}h ago`;\n } else {\n const diffInDays = Math.floor(diffInSeconds / 86400);\n return `${diffInDays}d ago`;\n }\n}\n\nexport default async function(req: Request): Promise {\n if (req.method === \"POST\") {\n const body = await readAllBytes(req.body);\n // Check to be sure the binary body starts with \"\\0asm\"\n if (!body.slice(0, 4).equals(Buffer.from([0x00, 0x61, 0x73, 0x6D]))) {\n return new Response(\"The request body is not a WASM binary\", { status: 400 });\n }\n const key = WASM_BLOB_PREFIX + getSha256Hash(body);\n await blob.set(key, body);\n console.log(keyToURL(key));\n return Response.json({ url: keyToURL(key) });\n }\n const url = new URL(req.url);\n if (url.pathname === \"/\") {\n const files = await blob.list(WASM_BLOB_PREFIX);\n return new Response(\n renderToString(\n

\n Hosted WASM Blobs\n

{`Upload with:\ncurl -X POST -H \"Content-Type: application/wasm\" \\\\\n  --data-binary @main.wasm https://${author}-${name}.web.val.run`}

\n \n \n \n \n \n \n \n \n \n {files.map(file => (\n \n \n \n \n \n ))}\n \n \n

WASM Blob	Uploaded	Size
\n {keyToURL(file.key)}\n	{relativeTimeFromNow(file.lastModified)}	{formatBytes(file.size)}

,\n ),\n {\n headers: { \"content-type\": \"text/html\" },\n },\n );\n }\n const key = urlToKey(req.url);\n console.log(key);\n try {\n const res = await blob.get(key);\n return new Response(await res.arrayBuffer(), {\n headers: { \"content-type\": \"application/wasm\", \"cache-control\": \"max-age=31536000\" },\n });\n } catch (e) {\n console.error(e);\n return new Response(\"Not found\", { status: 404 });\n }\n}",[70],"305af19fded2891aeeb6096006e71b2009418dc9ab46a14e65acc58c5b37505c",["D",1779397265538],"legacyEnvVars","httpPrivacy","description","imageUrl","userId","019d1191-1d6b-710c-97b9-16efb2341c7f","pinnedFileId","pinPreview","pinMigrated","screenshotVersion","likeCount","019d1191-1d6b-710c-97b9-194df3b99220","tursoName","tursoHostname","tursoMeasuredAt","pinned","userPerm","r","valPerm","blobPerm","rw","emailPerm","sqlitePerm","projectPerm","telemetryPerm","user",{"_11":12,"_137":133},"org",{"_11":12,"_131":-5,"_132":133,"_105":106,"_134":135,"_136":48},"branch","displayName","avatar","https://img.clerk.com/eyJ0eXBlIjoicHJveHkiLCJzcmMiOiJodHRwczovL2ltYWdlcy5jbGVyay5kZXYvb2F1dGhfZ2l0aHViL2ltZ18yeE9UbHJkMUxpRWdMdW5EYWtDd3QwSzFHdUwifQ","tier","free","canRestrictVals","profileImageUrl","","adoptOrgId",{"_32":58,"_13":14,"_34":193,"_46":-5,"_101":48,"_49":50,"_102":50,"_103":-5,"_104":-5,"_105":106,"_107":77,"_108":26,"_109":-5,"_110":-5,"_111":22,"_53":112,"_113":-5,"_114":-5,"_115":-5,"_116":-5,"_117":118,"_119":118,"_120":121,"_122":121,"_123":121,"_124":118,"_125":118,"_126":194,"_128":195,"_130":196,"_47":48},"tree",[186,187],"files",[186,187],"counts",{"_176":22,"_177":20,"_178":22,"_179":180,"_181":182},"contents",[166,167],"file","upstreamProject",{"_32":39,"_13":14,"_103":-5,"_104":-5,"_49":50,"_126":164},"upstreamBranch",{"_32":33,"_34":162,"_36":163,"_13":16,"_38":39,"_40":41,"_42":-5,"_43":-5,"_44":45,"_46":-5,"_47":48,"_49":50,"_51":52,"_53":54,"_55":14},"emptyEnvVars","flags",[],"hasHttpFiles","grants","orgs","customDomains",{},["D",1745953585858],["D",1716565758224],{"_11":52,"_137":165},"https://img.clerk.com/eyJ0eXBlIjoicHJveHkiLCJzcmMiOiJodHRwczovL2ltYWdlcy5jbGVyay5kZXYvdXBsb2FkZWQvaW1nXzJnTEtkSHlOMWxWZm1GRHdKYUVTNklYM3FpdiJ9",{"_32":170,"_13":171,"_76":172,"_78":-5,"_79":57,"_80":20,"_81":26,"_34":173,"_40":22,"_83":149,"_85":174,"_64":48,"_87":-5,"_69":175},{"_32":75,"_13":70,"_76":77,"_78":-5,"_79":57,"_80":56,"_81":26,"_34":168,"_40":20,"_83":84,"_85":86,"_64":48,"_87":88,"_69":169},["D",1779397726368],[70],"2eddf148-5558-11f1-b072-ee650bb23af1","README.md","019e4c57-8904-775f-83f3-7c26404b52e5",["D",1779397265538],"# WASM Binary Host\n\nhttps://maxm-wasmblobhost.web.val.run/\n\nWhere should you host your WASM blobs to use in vals? Host them here!\n\nUpload with curl:\n\n```bash\ncurl -X POST -H \"Content-Type: application/wasm\" \\\n --data-binary @main.wasm https://maxm-wasmBlobHost.web.val.run\n```\n\n\nMigrated from folder: wasm/wasmBlobHost",[171],"pulls","branches","forks","envVars",{"_183":22,"_185":22},"connections",{"_183":22,"_184":22},"count","unfilledCount","emptyCount",{"_32":170,"_13":171,"_76":172,"_78":-5,"_79":57,"_80":20,"_81":26,"_34":190,"_40":22,"_83":149,"_85":174,"_64":48,"_87":-5,"_89":191,"_69":192},{"_32":75,"_13":70,"_76":77,"_78":-5,"_79":57,"_80":56,"_81":26,"_34":82,"_40":20,"_83":84,"_85":86,"_64":48,"_87":88,"_89":188,"_69":189},[],[70],["D",1779397265538],[],[171],["D",1779397265538],{"_11":12,"_137":133},{"_11":12,"_131":-5,"_132":133,"_105":106,"_134":135,"_136":48},{"_40":56,"_13":16,"_32":57,"_38":58,"_42":33,"_43":41,"_59":50,"_60":39,"_61":54,"_55":14,"_51":12},"ctx",{"_126":-5,"_159":230,"_231":232,"_233":234,"_235":48,"_236":48,"_237":48,"_238":26,"_239":-5,"_240":-7,"_241":-7,"_242":22,"_243":48,"_244":48,"_245":-5,"_246":48,"_247":48,"_248":48,"_249":-5},"ENV",{"_201":202,"_203":204,"_205":16,"_206":207,"_208":209,"_210":211,"_212":213,"_214":215,"_216":217,"_218":219,"_220":221,"_222":223,"_224":225,"_226":227,"_228":229},"REACT_APP_SENTRY_DSN","https://586020d86f05489db63a554690acf1e9@o1398359.ingest.sentry.io/6724499","RENDER_GIT_COMMIT","e87eb04e707cf64e7e532c8e8ec395f209e17f15","RENDER_GIT_BRANCH","POSTHOG_API_TOKEN","phc_nmoyuAkStEZuUp69rYlg1DZgrIt19Gx0Y4Hwf8tGgJP","POSTHOG_API_HOST","https://wart.val.town","WEB_API_TEMPLATE","https://{val}.web.val.run","APP_URL","https://www.val.town","MODULE_URL","https://esm.town","VANITY_WEB_API_TEMPLATE","https://{label}.val.run/","DENOLS_URL","https://lsp.val.town","NODE_ENV","production","CLOUDFLARE_TURNSTILE_SITE_KEY","0x4AAAAAACtaIZJH7s9rBMZ6","GOOGLE_CLIENT_ID","875989696899-jtsqkhlbdv5jrlsk8631p7ipjg3c6o62.apps.googleusercontent.com","STRIPE_PUBLISHABLE_KEY","pk_live_51N2zvWEpZTTLipIkVEwXrUG9AT0yeOOEYxszarZT1jpsZV58Ly6wlg3SltZpHN26CUalOBmUSY7adQRQiSkCZz2500qSXNkf8Y","API_URL","https://api.val.town",[],"preferencesKeybindings","default","preferencesTheme","light","preferencesFixers","preferencesCopilot","preferencesSelectionAi","preferencesCloseBrackets","preferencesChatPanelState","preferencesDprint","preferencesDenofmt","notificationCount","flagDenols","isBusinessOrgMember","businessOrgHandle","isBusinessOrgAdmin","isHigherTownieTier","navCollapsed","currentOrgId"]

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Hmain.tsx+25-10