Monorepo for wisp.place. A static site hosting service built on top of the AT Protocol.
wisp.place
nekomimi.pet
1import { Elysia } from 'elysia'
2import { requireAuth, type AuthenticatedContext } from '../lib/wisp-auth'
3import { NodeOAuthClient } from '@atproto/oauth-client-node'
4import { Agent } from '@atproto/api'
5import { TID } from '@atproto/common-web'
6import {
7 type UploadedFile,
8 type FileUploadResult,
9 processUploadedFiles,
10 createManifest,
11 updateFileBlobs,
12 shouldCompressFile,
13 compressFile,
14 computeCID,
15 extractBlobMap,
16 extractSubfsUris,
17 findLargeDirectories,
18 replaceDirectoryWithSubfs,
19 estimateDirectorySize
20} from '../lib/wisp-utils'
21import { upsertSite } from '../lib/db'
22import { logger } from '../lib/observability'
23import { validateRecord } from '../lexicons/types/place/wisp/fs'
24import { validateRecord as validateSubfsRecord } from '../lexicons/types/place/wisp/subfs'
25import { MAX_SITE_SIZE, MAX_FILE_SIZE, MAX_FILE_COUNT } from '../lib/constants'
26import {
27 createUploadJob,
28 getUploadJob,
29 updateJobProgress,
30 completeUploadJob,
31 failUploadJob,
32 addJobListener
33} from '../lib/upload-jobs'
34
35function isValidSiteName(siteName: string): boolean {
36 if (!siteName || typeof siteName !== 'string') return false;
37
38 // Length check (AT Protocol rkey limit)
39 if (siteName.length < 1 || siteName.length > 512) return false;
40
41 // Check for path traversal
42 if (siteName === '.' || siteName === '..') return false;
43 if (siteName.includes('/') || siteName.includes('\\')) return false;
44 if (siteName.includes('\0')) return false;
45
46 // AT Protocol rkey format: alphanumeric, dots, dashes, underscores, tildes, colons
47 // Based on NSID format rules
48 const validRkeyPattern = /^[a-zA-Z0-9._~:-]+$/;
49 if (!validRkeyPattern.test(siteName)) return false;
50
51 return true;
52}
53
54async function processUploadInBackground(
55 jobId: string,
56 agent: Agent,
57 did: string,
58 siteName: string,
59 fileArray: File[]
60): Promise<void> {
61 try {
62 // Try to fetch existing record to enable incremental updates
63 let existingBlobMap = new Map<string, { blobRef: any; cid: string }>();
64 let oldSubfsUris: Array<{ uri: string; path: string }> = [];
65 console.log('Attempting to fetch existing record...');
66 updateJobProgress(jobId, { phase: 'validating' });
67
68 try {
69 const rkey = siteName;
70 const existingRecord = await agent.com.atproto.repo.getRecord({
71 repo: did,
72 collection: 'place.wisp.fs',
73 rkey: rkey
74 });
75 console.log('Existing record found!');
76
77 if (existingRecord.data.value && typeof existingRecord.data.value === 'object' && 'root' in existingRecord.data.value) {
78 const manifest = existingRecord.data.value as any;
79
80 // Extract blob map from main record
81 existingBlobMap = extractBlobMap(manifest.root);
82 console.log(`Found existing manifest with ${existingBlobMap.size} files in main record`);
83
84 // Extract subfs URIs with their mount paths from main record
85 const subfsUris = extractSubfsUris(manifest.root);
86 oldSubfsUris = subfsUris; // Save for cleanup later
87
88 if (subfsUris.length > 0) {
89 console.log(`Found ${subfsUris.length} subfs records, fetching in parallel...`);
90 logger.info(`Fetching ${subfsUris.length} subfs records for blob reuse`);
91
92 // Fetch all subfs records in parallel
93 const subfsRecords = await Promise.all(
94 subfsUris.map(async ({ uri, path }) => {
95 try {
96 // Parse URI: at://did/collection/rkey
97 const parts = uri.replace('at://', '').split('/');
98 const subDid = parts[0];
99 const collection = parts[1];
100 const subRkey = parts[2];
101
102 const record = await agent.com.atproto.repo.getRecord({
103 repo: subDid,
104 collection: collection,
105 rkey: subRkey
106 });
107
108 return { record: record.data.value as any, mountPath: path };
109 } catch (err: any) {
110 logger.warn(`Failed to fetch subfs record ${uri}: ${err?.message}`, err);
111 return null;
112 }
113 })
114 );
115
116 // Merge blob maps from all subfs records
117 let totalSubfsBlobs = 0;
118 for (const subfsData of subfsRecords) {
119 if (subfsData && subfsData.record && 'root' in subfsData.record) {
120 // Extract blobs with the correct mount path prefix
121 const subfsMap = extractBlobMap(subfsData.record.root, subfsData.mountPath);
122 subfsMap.forEach((value, key) => {
123 existingBlobMap.set(key, value);
124 totalSubfsBlobs++;
125 });
126 }
127 }
128
129 console.log(`Merged ${totalSubfsBlobs} files from ${subfsUris.length} subfs records`);
130 logger.info(`Total blob map: ${existingBlobMap.size} files (main + subfs)`);
131 }
132
133 console.log(`Total existing blobs for reuse: ${existingBlobMap.size} files`);
134 logger.info(`Found existing manifest with ${existingBlobMap.size} files for incremental update`);
135 }
136 } catch (error: any) {
137 console.log('No existing record found or error:', error?.message || error);
138 if (error?.status !== 400 && error?.error !== 'RecordNotFound') {
139 logger.warn('Failed to fetch existing record, proceeding with full upload', error);
140 }
141 }
142
143 // Convert File objects to UploadedFile format
144 const uploadedFiles: UploadedFile[] = [];
145 const skippedFiles: Array<{ name: string; reason: string }> = [];
146
147 console.log('Processing files, count:', fileArray.length);
148 updateJobProgress(jobId, { phase: 'compressing' });
149
150 for (let i = 0; i < fileArray.length; i++) {
151 const file = fileArray[i];
152
153 // Skip undefined/null files
154 if (!file || !file.name) {
155 console.log(`Skipping undefined file at index ${i}`);
156 skippedFiles.push({
157 name: `[undefined file at index ${i}]`,
158 reason: 'Invalid file object'
159 });
160 continue;
161 }
162
163 console.log(`Processing file ${i + 1}/${fileArray.length}:`, file.name, file.size, 'bytes');
164 updateJobProgress(jobId, {
165 filesProcessed: i + 1,
166 currentFile: file.name
167 });
168
169 // Skip .git directory files
170 const normalizedPath = file.name.replace(/^[^\/]*\//, '');
171 if (normalizedPath.startsWith('.git/') || normalizedPath === '.git') {
172 console.log(`Skipping .git file: ${file.name}`);
173 skippedFiles.push({
174 name: file.name,
175 reason: '.git directory excluded'
176 });
177 continue;
178 }
179
180 // Skip files that are too large
181 const maxSize = MAX_FILE_SIZE;
182 if (file.size > maxSize) {
183 skippedFiles.push({
184 name: file.name,
185 reason: `file too large (${(file.size / 1024 / 1024).toFixed(2)}MB, max 100MB)`
186 });
187 continue;
188 }
189
190 const arrayBuffer = await file.arrayBuffer();
191 const originalContent = Buffer.from(arrayBuffer);
192 const originalMimeType = file.type || 'application/octet-stream';
193
194 // Determine if file should be compressed
195 const shouldCompress = shouldCompressFile(originalMimeType);
196
197 // Text files (HTML/CSS/JS) need base64 encoding to prevent PDS content sniffing
198 // Audio files just need compression without base64
199 const needsBase64 =
200 originalMimeType.startsWith('text/') ||
201 originalMimeType.startsWith('application/json') ||
202 originalMimeType.startsWith('application/xml') ||
203 originalMimeType === 'image/svg+xml';
204
205 let finalContent: Buffer;
206 let compressed = false;
207 let base64Encoded = false;
208
209 if (shouldCompress) {
210 const compressedContent = compressFile(originalContent);
211 compressed = true;
212
213 if (needsBase64) {
214 // Text files: compress AND base64 encode
215 finalContent = Buffer.from(compressedContent.toString('base64'), 'binary');
216 base64Encoded = true;
217 const compressionRatio = (compressedContent.length / originalContent.length * 100).toFixed(1);
218 console.log(`Compressing+base64 ${file.name}: ${originalContent.length} -> ${compressedContent.length} bytes (${compressionRatio}%), base64: ${finalContent.length} bytes`);
219 logger.info(`Compressing+base64 ${file.name}: ${originalContent.length} -> ${compressedContent.length} bytes (${compressionRatio}%), base64: ${finalContent.length} bytes`);
220 } else {
221 // Audio files: just compress, no base64
222 finalContent = compressedContent;
223 const compressionRatio = (compressedContent.length / originalContent.length * 100).toFixed(1);
224 console.log(`Compressing ${file.name}: ${originalContent.length} -> ${compressedContent.length} bytes (${compressionRatio}%)`);
225 logger.info(`Compressing ${file.name}: ${originalContent.length} -> ${compressedContent.length} bytes (${compressionRatio}%)`);
226 }
227 } else {
228 // Binary files: upload directly
229 finalContent = originalContent;
230 console.log(`Uploading ${file.name} directly: ${originalContent.length} bytes (no compression)`);
231 logger.info(`Uploading ${file.name} directly: ${originalContent.length} bytes (binary)`);
232 }
233
234 uploadedFiles.push({
235 name: file.name,
236 content: finalContent,
237 mimeType: originalMimeType,
238 size: finalContent.length,
239 compressed,
240 base64Encoded,
241 originalMimeType
242 });
243 }
244
245 // Update total file count after filtering (important for progress tracking)
246 updateJobProgress(jobId, {
247 totalFiles: uploadedFiles.length
248 });
249
250 // Check total size limit
251 const totalSize = uploadedFiles.reduce((sum, file) => sum + file.size, 0);
252 const maxTotalSize = MAX_SITE_SIZE;
253
254 if (totalSize > maxTotalSize) {
255 throw new Error(`Total upload size ${(totalSize / 1024 / 1024).toFixed(2)}MB exceeds 300MB limit`);
256 }
257
258 // Check file count limit
259 if (uploadedFiles.length > MAX_FILE_COUNT) {
260 throw new Error(`File count ${uploadedFiles.length} exceeds ${MAX_FILE_COUNT} files limit`);
261 }
262
263 console.log(`After filtering: ${uploadedFiles.length} files to process (${skippedFiles.length} skipped)`);
264
265 if (uploadedFiles.length === 0) {
266 // Create empty manifest
267 const emptyManifest = {
268 $type: 'place.wisp.fs',
269 site: siteName,
270 root: {
271 type: 'directory',
272 entries: []
273 },
274 fileCount: 0,
275 createdAt: new Date().toISOString()
276 };
277
278 const validationResult = validateRecord(emptyManifest);
279 if (!validationResult.success) {
280 throw new Error(`Invalid manifest: ${validationResult.error?.message || 'Validation failed'}`);
281 }
282
283 const rkey = siteName;
284 updateJobProgress(jobId, { phase: 'finalizing' });
285
286 const record = await agent.com.atproto.repo.putRecord({
287 repo: did,
288 collection: 'place.wisp.fs',
289 rkey: rkey,
290 record: emptyManifest
291 });
292
293 await upsertSite(did, rkey, siteName);
294
295 completeUploadJob(jobId, {
296 success: true,
297 uri: record.data.uri,
298 cid: record.data.cid,
299 fileCount: 0,
300 siteName,
301 skippedFiles
302 });
303 return;
304 }
305
306 // Process files into directory structure
307 console.log('Processing uploaded files into directory structure...');
308 const validUploadedFiles = uploadedFiles.filter((f, i) => {
309 if (!f || !f.name || !f.content) {
310 console.error(`Filtering out invalid file at index ${i}`);
311 return false;
312 }
313 return true;
314 });
315
316 const { directory, fileCount } = processUploadedFiles(validUploadedFiles);
317 console.log('Directory structure created, file count:', fileCount);
318
319 // Upload files as blobs with retry logic for DPoP nonce conflicts
320 console.log('Starting blob upload/reuse phase...');
321 updateJobProgress(jobId, { phase: 'uploading' });
322
323 // Helper function to upload blob with exponential backoff retry and timeout
324 const uploadBlobWithRetry = async (
325 agent: Agent,
326 content: Buffer,
327 mimeType: string,
328 fileName: string,
329 maxRetries = 5
330 ) => {
331 for (let attempt = 0; attempt < maxRetries; attempt++) {
332 const controller = new AbortController();
333 const timeoutMs = 300000; // 5 minute timeout per upload
334 const timeoutId = setTimeout(() => controller.abort(), timeoutMs);
335
336 try {
337 console.log(`[File Upload] Starting upload attempt ${attempt + 1}/${maxRetries} for ${fileName} (${content.length} bytes, ${mimeType})`);
338
339 const result = await agent.com.atproto.repo.uploadBlob(content, { encoding: mimeType });
340 clearTimeout(timeoutId);
341 console.log(`[File Upload] ✅ Successfully uploaded ${fileName} on attempt ${attempt + 1}`);
342 return result;
343 } catch (error: any) {
344 clearTimeout(timeoutId);
345
346 const isDPoPNonceError =
347 error?.message?.toLowerCase().includes('nonce') ||
348 error?.message?.toLowerCase().includes('dpop') ||
349 error?.status === 409;
350
351 const isTimeout = error?.name === 'AbortError' || error?.message === 'Upload timeout';
352 const isRateLimited = error?.status === 429 || error?.message?.toLowerCase().includes('rate');
353
354 // Retry on DPoP nonce conflicts, timeouts, or rate limits
355 if ((isDPoPNonceError || isTimeout || isRateLimited) && attempt < maxRetries - 1) {
356 let backoffMs: number;
357 if (isRateLimited) {
358 backoffMs = 2000 * Math.pow(2, attempt); // 2s, 4s, 8s, 16s for rate limits
359 } else if (isTimeout) {
360 backoffMs = 1000 * Math.pow(2, attempt); // 1s, 2s, 4s, 8s for timeouts
361 } else {
362 backoffMs = 100 * Math.pow(2, attempt); // 100ms, 200ms, 400ms for DPoP
363 }
364
365 const reason = isDPoPNonceError ? 'DPoP nonce conflict' : isTimeout ? 'timeout' : 'rate limit';
366 logger.info(`[File Upload] 🔄 ${reason} for ${fileName}, retrying in ${backoffMs}ms (attempt ${attempt + 1}/${maxRetries})`);
367 console.log(`[File Upload] 🔄 ${reason} for ${fileName}, retrying in ${backoffMs}ms`);
368 await new Promise(resolve => setTimeout(resolve, backoffMs));
369 continue;
370 }
371
372 // Log detailed error information before throwing
373 logger.error(`[File Upload] ❌ Upload failed for ${fileName} (size: ${content.length} bytes, mimeType: ${mimeType}, attempt: ${attempt + 1}/${maxRetries})`, {
374 error: error?.error || error?.message || 'Unknown error',
375 status: error?.status,
376 headers: error?.headers,
377 success: error?.success
378 });
379 console.error(`[File Upload] ❌ Upload failed for ${fileName}:`, {
380 error: error?.error || error?.message || 'Unknown error',
381 status: error?.status,
382 size: content.length,
383 mimeType,
384 attempt: attempt + 1
385 });
386 throw error;
387 }
388 }
389 throw new Error(`Failed to upload ${fileName} after ${maxRetries} attempts`);
390 };
391
392 // Use sliding window concurrency for maximum throughput
393 const CONCURRENCY_LIMIT = 20; // Maximum concurrent uploads
394 const uploadedBlobs: Array<{
395 result: FileUploadResult;
396 filePath: string;
397 sentMimeType: string;
398 returnedMimeType: string;
399 reused: boolean;
400 }> = [];
401 const failedFiles: Array<{
402 name: string;
403 index: number;
404 error: string;
405 size: number;
406 }> = [];
407
408 // Track completed files count for accurate progress
409 let completedFilesCount = 0;
410
411 // Process file with sliding window concurrency
412 const processFile = async (file: UploadedFile, index: number) => {
413 try {
414 if (!file || !file.name) {
415 throw new Error(`Undefined file at index ${index}`);
416 }
417
418 const fileCID = computeCID(file.content);
419 const normalizedPath = file.name.replace(/^[^\/]*\//, '');
420 const existingBlob = existingBlobMap.get(normalizedPath) || existingBlobMap.get(file.name);
421
422 if (existingBlob && existingBlob.cid === fileCID) {
423 logger.info(`[File Upload] ♻️ Reused: ${file.name} (unchanged, CID: ${fileCID})`);
424 const reusedCount = (getUploadJob(jobId)?.progress.filesReused || 0) + 1;
425 completedFilesCount++;
426 updateJobProgress(jobId, {
427 filesReused: reusedCount,
428 currentFile: `${completedFilesCount}/${validUploadedFiles.length}: ${file.name} (reused)`
429 });
430
431 return {
432 result: {
433 hash: existingBlob.cid,
434 blobRef: existingBlob.blobRef,
435 ...(file.compressed && {
436 encoding: 'gzip' as const,
437 mimeType: file.originalMimeType || file.mimeType,
438 base64: file.base64Encoded || false
439 })
440 },
441 filePath: file.name,
442 sentMimeType: file.mimeType,
443 returnedMimeType: existingBlob.blobRef.mimeType,
444 reused: true
445 };
446 }
447
448 const uploadMimeType = file.compressed || file.mimeType.startsWith('text/html')
449 ? 'application/octet-stream'
450 : file.mimeType;
451
452 const compressionInfo = file.compressed ? ' (gzipped)' : '';
453 const fileSizeMB = (file.size / 1024 / 1024).toFixed(2);
454 logger.info(`[File Upload] ⬆️ Uploading: ${file.name} (${fileSizeMB}MB${compressionInfo})`);
455
456 const uploadResult = await uploadBlobWithRetry(
457 agent,
458 file.content,
459 uploadMimeType,
460 file.name
461 );
462
463 const returnedBlobRef = uploadResult.data.blob;
464 const uploadedCount = (getUploadJob(jobId)?.progress.filesUploaded || 0) + 1;
465 completedFilesCount++;
466 updateJobProgress(jobId, {
467 filesUploaded: uploadedCount,
468 currentFile: `${completedFilesCount}/${validUploadedFiles.length}: ${file.name} (uploaded)`
469 });
470 logger.info(`[File Upload] ✅ Uploaded: ${file.name} (CID: ${fileCID})`);
471
472 return {
473 result: {
474 hash: returnedBlobRef.ref.toString(),
475 blobRef: returnedBlobRef,
476 ...(file.compressed && {
477 encoding: 'gzip' as const,
478 mimeType: file.originalMimeType || file.mimeType,
479 base64: file.base64Encoded || false
480 })
481 },
482 filePath: file.name,
483 sentMimeType: file.mimeType,
484 returnedMimeType: returnedBlobRef.mimeType,
485 reused: false
486 };
487 } catch (uploadError) {
488 const fileName = file?.name || 'unknown';
489 const fileSize = file?.size || 0;
490 const errorMessage = uploadError instanceof Error ? uploadError.message : 'Unknown error';
491 const errorDetails = {
492 fileName,
493 fileSize,
494 index,
495 error: errorMessage,
496 stack: uploadError instanceof Error ? uploadError.stack : undefined
497 };
498 logger.error(`Upload failed for file: ${fileName} (${fileSize} bytes) at index ${index}`, errorDetails);
499 console.error(`Upload failed for file: ${fileName} (${fileSize} bytes) at index ${index}`, errorDetails);
500
501 completedFilesCount++;
502 updateJobProgress(jobId, {
503 currentFile: `${completedFilesCount}/${validUploadedFiles.length}: ${fileName} (failed)`
504 });
505
506 // Track failed file but don't throw - continue with other files
507 failedFiles.push({
508 name: fileName,
509 index,
510 error: errorMessage,
511 size: fileSize
512 });
513
514 return null; // Return null to indicate failure
515 }
516 };
517
518 // Sliding window concurrency control
519 const processWithConcurrency = async () => {
520 const results: any[] = [];
521 let fileIndex = 0;
522 const executing = new Map<Promise<void>, { index: number; name: string }>();
523
524 for (const file of validUploadedFiles) {
525 const currentIndex = fileIndex++;
526
527 const promise = processFile(file, currentIndex)
528 .then(result => {
529 results[currentIndex] = result;
530 })
531 .catch(error => {
532 // This shouldn't happen since processFile catches errors, but just in case
533 logger.error(`Unexpected error processing file at index ${currentIndex}`, error);
534 results[currentIndex] = null;
535 })
536 .finally(() => {
537 executing.delete(promise);
538 });
539
540 executing.set(promise, { index: currentIndex, name: file.name });
541
542 if (executing.size >= CONCURRENCY_LIMIT) {
543 await Promise.race(executing.keys());
544 }
545 }
546
547 // Wait for remaining uploads
548 await Promise.all(executing.keys());
549 console.log(`\n✅ Upload complete: ${completedFilesCount}/${validUploadedFiles.length} files processed\n`);
550 return results.filter(r => r !== undefined && r !== null); // Filter out null (failed) and undefined entries
551 };
552
553 const allResults = await processWithConcurrency();
554 uploadedBlobs.push(...allResults);
555
556 const currentReused = uploadedBlobs.filter(b => b.reused).length;
557 const currentUploaded = uploadedBlobs.filter(b => !b.reused).length;
558 const successfulCount = uploadedBlobs.length;
559 const failedCount = failedFiles.length;
560
561 logger.info(`[File Upload] 🎉 Upload complete → ${successfulCount}/${validUploadedFiles.length} files succeeded (${currentUploaded} uploaded, ${currentReused} reused), ${failedCount} failed`);
562
563 if (failedCount > 0) {
564 logger.warn(`[File Upload] ⚠️ Failed files:`, failedFiles);
565 console.warn(`[File Upload] ⚠️ ${failedCount} files failed to upload:`, failedFiles.map(f => f.name).join(', '));
566 }
567
568 const reusedCount = uploadedBlobs.filter(b => b.reused).length;
569 const uploadedCount = uploadedBlobs.filter(b => !b.reused).length;
570 logger.info(`[File Upload] 🎉 Upload phase complete! Total: ${successfulCount} files (${uploadedCount} uploaded, ${reusedCount} reused)`);
571
572 const uploadResults: FileUploadResult[] = uploadedBlobs.map(blob => blob.result);
573 const filePaths: string[] = uploadedBlobs.map(blob => blob.filePath);
574
575 // Update directory with file blobs (only for successfully uploaded files)
576 console.log('Updating directory with blob references...');
577 updateJobProgress(jobId, { phase: 'creating_manifest' });
578
579 // Create a set of successfully uploaded paths for quick lookup
580 const successfulPaths = new Set(filePaths.map(path => path.replace(/^[^\/]*\//, '')));
581
582 const updatedDirectory = updateFileBlobs(directory, uploadResults, filePaths, '', successfulPaths);
583
584 // Calculate actual file count (only successfully uploaded files)
585 const actualFileCount = uploadedBlobs.length;
586
587 // Check if we need to split into subfs records
588 // Split proactively if we have lots of files to avoid hitting manifest size limits
589 const MAX_MANIFEST_SIZE = 140 * 1024; // 140KB to be safe (PDS limit is 150KB)
590 const FILE_COUNT_THRESHOLD = 250; // Start splitting at this many files
591 const TARGET_FILE_COUNT = 200; // Try to keep main manifest under this many files
592 const subfsRecords: Array<{ uri: string; path: string }> = [];
593 let workingDirectory = updatedDirectory;
594 let currentFileCount = actualFileCount;
595
596 // Create initial manifest to check size
597 let manifest = createManifest(siteName, workingDirectory, actualFileCount);
598 let manifestSize = JSON.stringify(manifest).length;
599
600 // Split if we have lots of files OR if manifest is already too large
601 if (actualFileCount >= FILE_COUNT_THRESHOLD || manifestSize > MAX_MANIFEST_SIZE) {
602 console.log(`⚠️ Large site detected (${actualFileCount} files, ${(manifestSize / 1024).toFixed(1)}KB), splitting into subfs records...`);
603 logger.info(`Large site with ${actualFileCount} files, splitting into subfs records`);
604
605 // Keep splitting until manifest fits under limits (both size and file count)
606 let attempts = 0;
607 const MAX_ATTEMPTS = 100; // Allow many splits for very large sites
608
609 while ((manifestSize > MAX_MANIFEST_SIZE || currentFileCount > TARGET_FILE_COUNT) && attempts < MAX_ATTEMPTS) {
610 attempts++;
611
612 // Find all directories sorted by size (largest first)
613 const directories = findLargeDirectories(workingDirectory);
614 directories.sort((a, b) => b.size - a.size);
615
616 // Check if we can split subdirectories or need to split flat files
617 if (directories.length > 0) {
618 // Split the largest subdirectory
619 const largestDir = directories[0];
620 console.log(` Split #${attempts}: ${largestDir.path} (${largestDir.fileCount} files, ${(largestDir.size / 1024).toFixed(1)}KB)`);
621
622 // Create a subfs record for this directory
623 const subfsRkey = TID.nextStr();
624 const subfsManifest = {
625 $type: 'place.wisp.subfs' as const,
626 root: largestDir.directory,
627 fileCount: largestDir.fileCount,
628 createdAt: new Date().toISOString()
629 };
630
631 // Validate subfs record
632 const subfsValidation = validateSubfsRecord(subfsManifest);
633 if (!subfsValidation.success) {
634 throw new Error(`Invalid subfs manifest: ${subfsValidation.error?.message || 'Validation failed'}`);
635 }
636
637 // Upload subfs record to PDS
638 const subfsRecord = await agent.com.atproto.repo.putRecord({
639 repo: did,
640 collection: 'place.wisp.subfs',
641 rkey: subfsRkey,
642 record: subfsManifest
643 });
644
645 const subfsUri = subfsRecord.data.uri;
646 subfsRecords.push({ uri: subfsUri, path: largestDir.path });
647 console.log(` ✅ Created subfs: ${subfsUri}`);
648 logger.info(`Created subfs record for ${largestDir.path}: ${subfsUri}`);
649
650 // Replace directory with subfs node in the main tree
651 workingDirectory = replaceDirectoryWithSubfs(workingDirectory, largestDir.path, subfsUri);
652 currentFileCount -= largestDir.fileCount;
653 } else {
654 // No subdirectories - split flat files at root level
655 const rootFiles = workingDirectory.entries.filter(e => 'type' in e.node && e.node.type === 'file');
656
657 if (rootFiles.length === 0) {
658 throw new Error(
659 `Cannot split manifest further - no files or directories available. ` +
660 `Current: ${currentFileCount} files, ${(manifestSize / 1024).toFixed(1)}KB.`
661 );
662 }
663
664 // Take a chunk of files (aim for ~100 files per chunk)
665 const CHUNK_SIZE = 100;
666 const chunkFiles = rootFiles.slice(0, Math.min(CHUNK_SIZE, rootFiles.length));
667 console.log(` Split #${attempts}: flat root (${chunkFiles.length} files)`);
668
669 // Create a directory with just these files
670 const chunkDirectory: Directory = {
671 $type: 'place.wisp.fs#directory' as const,
672 type: 'directory' as const,
673 entries: chunkFiles
674 };
675
676 // Create subfs record for this chunk
677 const subfsRkey = TID.nextStr();
678 const subfsManifest = {
679 $type: 'place.wisp.subfs' as const,
680 root: chunkDirectory,
681 fileCount: chunkFiles.length,
682 createdAt: new Date().toISOString()
683 };
684
685 // Validate subfs record
686 const subfsValidation = validateSubfsRecord(subfsManifest);
687 if (!subfsValidation.success) {
688 throw new Error(`Invalid subfs manifest: ${subfsValidation.error?.message || 'Validation failed'}`);
689 }
690
691 // Upload subfs record to PDS
692 const subfsRecord = await agent.com.atproto.repo.putRecord({
693 repo: did,
694 collection: 'place.wisp.subfs',
695 rkey: subfsRkey,
696 record: subfsManifest
697 });
698
699 const subfsUri = subfsRecord.data.uri;
700 console.log(` ✅ Created flat subfs: ${subfsUri}`);
701 logger.info(`Created flat subfs record with ${chunkFiles.length} files: ${subfsUri}`);
702
703 // Remove these files from the working directory and add a subfs entry
704 const remainingEntries = workingDirectory.entries.filter(
705 e => !chunkFiles.some(cf => cf.name === e.name)
706 );
707
708 // Add subfs entry (will be merged flat when expanded)
709 remainingEntries.push({
710 name: `__subfs_${attempts}`, // Placeholder name, will be merged away
711 node: {
712 $type: 'place.wisp.fs#subfs' as const,
713 type: 'subfs' as const,
714 subject: subfsUri
715 }
716 });
717
718 workingDirectory = {
719 $type: 'place.wisp.fs#directory' as const,
720 type: 'directory' as const,
721 entries: remainingEntries
722 };
723
724 subfsRecords.push({ uri: subfsUri, path: `__subfs_${attempts}` });
725 currentFileCount -= chunkFiles.length;
726 }
727
728 // Recreate manifest and check new size
729 manifest = createManifest(siteName, workingDirectory, currentFileCount);
730 manifestSize = JSON.stringify(manifest).length;
731 const newSizeKB = (manifestSize / 1024).toFixed(1);
732 console.log(` → Manifest now ${newSizeKB}KB with ${currentFileCount} files (${subfsRecords.length} subfs total)`);
733
734 // Check if we're under both limits now
735 if (manifestSize <= MAX_MANIFEST_SIZE && currentFileCount <= TARGET_FILE_COUNT) {
736 console.log(` ✅ Manifest fits! (${currentFileCount} files, ${newSizeKB}KB)`);
737 break;
738 }
739 }
740
741 if (manifestSize > MAX_MANIFEST_SIZE || currentFileCount > TARGET_FILE_COUNT) {
742 throw new Error(
743 `Failed to fit manifest after splitting ${attempts} directories. ` +
744 `Current: ${currentFileCount} files, ${(manifestSize / 1024).toFixed(1)}KB. ` +
745 `This should never happen - please report this issue.`
746 );
747 }
748
749 console.log(`✅ Split complete: ${subfsRecords.length} subfs records, ${currentFileCount} files in main, ${(manifestSize / 1024).toFixed(1)}KB manifest`);
750 logger.info(`Split into ${subfsRecords.length} subfs records, ${currentFileCount} files remaining in main tree`);
751 } else {
752 const manifestSizeKB = (manifestSize / 1024).toFixed(1);
753 console.log(`Manifest created (${fileCount} files, ${manifestSizeKB}KB JSON) - no splitting needed`);
754 }
755
756 const rkey = siteName;
757 updateJobProgress(jobId, { phase: 'finalizing' });
758
759 console.log('Putting record to PDS with rkey:', rkey);
760 const record = await agent.com.atproto.repo.putRecord({
761 repo: did,
762 collection: 'place.wisp.fs',
763 rkey: rkey,
764 record: manifest
765 });
766 console.log('Record successfully created on PDS:', record.data.uri);
767
768 // Store site in database cache
769 await upsertSite(did, rkey, siteName);
770
771 // Clean up old subfs records if we had any
772 if (oldSubfsUris.length > 0) {
773 console.log(`Cleaning up ${oldSubfsUris.length} old subfs records...`);
774 logger.info(`Cleaning up ${oldSubfsUris.length} old subfs records`);
775
776 // Delete old subfs records in parallel (don't wait for completion)
777 Promise.all(
778 oldSubfsUris.map(async ({ uri }) => {
779 try {
780 // Parse URI: at://did/collection/rkey
781 const parts = uri.replace('at://', '').split('/');
782 const subRkey = parts[2];
783
784 await agent.com.atproto.repo.deleteRecord({
785 repo: did,
786 collection: 'place.wisp.subfs',
787 rkey: subRkey
788 });
789
790 console.log(` 🗑️ Deleted old subfs: ${uri}`);
791 logger.info(`Deleted old subfs record: ${uri}`);
792 } catch (err: any) {
793 // Don't fail the whole upload if cleanup fails
794 console.warn(`Failed to delete old subfs ${uri}:`, err?.message);
795 logger.warn(`Failed to delete old subfs ${uri}`, err);
796 }
797 })
798 ).catch(err => {
799 // Log but don't fail if cleanup fails
800 logger.warn('Some subfs cleanup operations failed', err);
801 });
802 }
803
804 completeUploadJob(jobId, {
805 success: true,
806 uri: record.data.uri,
807 cid: record.data.cid,
808 fileCount,
809 siteName,
810 skippedFiles,
811 failedFiles,
812 uploadedCount: validUploadedFiles.length - failedFiles.length,
813 hasFailures: failedFiles.length > 0
814 });
815
816 console.log('=== UPLOAD FILES COMPLETE ===');
817 } catch (error) {
818 console.error('=== UPLOAD ERROR ===');
819 console.error('Error details:', error);
820 logger.error('Upload error', error);
821 failUploadJob(jobId, error instanceof Error ? error.message : 'Unknown error');
822 }
823}
824
825export const wispRoutes = (client: NodeOAuthClient, cookieSecret: string) =>
826 new Elysia({
827 prefix: '/wisp',
828 cookie: {
829 secrets: cookieSecret,
830 sign: ['did']
831 }
832 })
833 .derive(async ({ cookie }) => {
834 const auth = await requireAuth(client, cookie)
835 return { auth }
836 })
837 .get(
838 '/upload-progress/:jobId',
839 async ({ params: { jobId }, auth, set }) => {
840 const job = getUploadJob(jobId);
841
842 if (!job) {
843 set.status = 404;
844 return { error: 'Job not found' };
845 }
846
847 // Verify job belongs to authenticated user
848 if (job.did !== auth.did) {
849 set.status = 403;
850 return { error: 'Unauthorized' };
851 }
852
853 // Set up SSE headers
854 set.headers = {
855 'Content-Type': 'text/event-stream',
856 'Cache-Control': 'no-cache',
857 'Connection': 'keep-alive'
858 };
859
860 const stream = new ReadableStream({
861 start(controller) {
862 const encoder = new TextEncoder();
863
864 // Send initial state
865 const sendEvent = (event: string, data: any) => {
866 try {
867 const message = `event: ${event}\ndata: ${JSON.stringify(data)}\n\n`;
868 controller.enqueue(encoder.encode(message));
869 } catch (err) {
870 // Controller closed, ignore
871 }
872 };
873
874 // Send keepalive comment every 15 seconds to prevent timeout
875 const keepaliveInterval = setInterval(() => {
876 try {
877 controller.enqueue(encoder.encode(': keepalive\n\n'));
878 } catch (err) {
879 // Controller closed, stop sending keepalives
880 clearInterval(keepaliveInterval);
881 }
882 }, 15000);
883
884 // Send current job state immediately
885 sendEvent('progress', {
886 status: job.status,
887 progress: job.progress,
888 result: job.result,
889 error: job.error
890 });
891
892 // If job is already completed or failed, close the stream
893 if (job.status === 'completed' || job.status === 'failed') {
894 clearInterval(keepaliveInterval);
895 controller.close();
896 return;
897 }
898
899 // Listen for updates
900 const cleanup = addJobListener(jobId, (event, data) => {
901 sendEvent(event, data);
902
903 // Close stream after done or error event
904 if (event === 'done' || event === 'error') {
905 clearInterval(keepaliveInterval);
906 setTimeout(() => {
907 try {
908 controller.close();
909 } catch (err) {
910 // Already closed
911 }
912 }, 100);
913 }
914 });
915
916 // Cleanup on disconnect
917 return () => {
918 clearInterval(keepaliveInterval);
919 cleanup();
920 };
921 }
922 });
923
924 return new Response(stream);
925 }
926 )
927 .post(
928 '/upload-files',
929 async ({ body, auth }) => {
930 const { siteName, files } = body as {
931 siteName: string;
932 files: File | File[]
933 };
934
935 console.log('=== UPLOAD FILES START ===');
936 console.log('Site name:', siteName);
937 console.log('Files received:', Array.isArray(files) ? files.length : 'single file');
938
939 try {
940 if (!siteName) {
941 throw new Error('Site name is required')
942 }
943
944 if (!isValidSiteName(siteName)) {
945 throw new Error('Invalid site name: must be 1-512 characters and contain only alphanumeric, dots, dashes, underscores, tildes, and colons')
946 }
947
948 // Check if files were provided
949 const hasFiles = files && (Array.isArray(files) ? files.length > 0 : !!files);
950
951 if (!hasFiles) {
952 // Handle empty upload synchronously (fast operation)
953 const agent = new Agent((url, init) => auth.session.fetchHandler(url, init))
954
955 const emptyManifest = {
956 $type: 'place.wisp.fs',
957 site: siteName,
958 root: {
959 type: 'directory',
960 entries: []
961 },
962 fileCount: 0,
963 createdAt: new Date().toISOString()
964 };
965
966 const validationResult = validateRecord(emptyManifest);
967 if (!validationResult.success) {
968 throw new Error(`Invalid manifest: ${validationResult.error?.message || 'Validation failed'}`);
969 }
970
971 const rkey = siteName;
972
973 const record = await agent.com.atproto.repo.putRecord({
974 repo: auth.did,
975 collection: 'place.wisp.fs',
976 rkey: rkey,
977 record: emptyManifest
978 });
979
980 await upsertSite(auth.did, rkey, siteName);
981
982 return {
983 success: true,
984 uri: record.data.uri,
985 cid: record.data.cid,
986 fileCount: 0,
987 siteName
988 };
989 }
990
991 // For file uploads, create a job and process in background
992 const fileArray = Array.isArray(files) ? files : [files];
993 const jobId = createUploadJob(auth.did, siteName, fileArray.length);
994
995 // Track upload speeds to estimate progress
996 const uploadStats = {
997 speeds: [] as number[], // MB/s from completed uploads
998 getAverageSpeed(): number {
999 if (this.speeds.length === 0) return 3; // Default 3 MB/s
1000 const sum = this.speeds.reduce((a, b) => a + b, 0);
1001 return sum / this.speeds.length;
1002 }
1003 };
1004
1005 // Create agent with OAuth session and upload progress monitoring
1006 const wrappedFetchHandler = async (url: string, init?: RequestInit) => {
1007 // Check if this is an uploadBlob request with a body
1008 if (url.includes('uploadBlob') && init?.body) {
1009 const originalBody = init.body;
1010 const bodySize = originalBody instanceof Uint8Array ? originalBody.length :
1011 originalBody instanceof ArrayBuffer ? originalBody.byteLength :
1012 typeof originalBody === 'string' ? new TextEncoder().encode(originalBody).length : 0;
1013
1014 const startTime = Date.now();
1015
1016 if (bodySize > 10 * 1024 * 1024) { // Files over 10MB
1017 const sizeMB = (bodySize / 1024 / 1024).toFixed(1);
1018 const avgSpeed = uploadStats.getAverageSpeed();
1019 const estimatedDuration = (bodySize / 1024 / 1024) / avgSpeed;
1020
1021 console.log(`[Upload Progress] Starting upload of ${sizeMB}MB file`);
1022 console.log(`[Upload Stats] Measured speeds from last ${uploadStats.speeds.length} files:`, uploadStats.speeds.map(s => s.toFixed(2) + ' MB/s').join(', '));
1023 console.log(`[Upload Stats] Average speed: ${avgSpeed.toFixed(2)} MB/s, estimated duration: ${estimatedDuration.toFixed(0)}s`);
1024
1025 // Log estimated progress every 5 seconds
1026 const progressInterval = setInterval(() => {
1027 const elapsed = (Date.now() - startTime) / 1000;
1028 const estimatedPercent = Math.min(95, Math.round((elapsed / estimatedDuration) * 100));
1029 const estimatedMB = Math.min(bodySize / 1024 / 1024, elapsed * avgSpeed).toFixed(1);
1030 console.log(`[Upload Progress] ~${estimatedPercent}% (~${estimatedMB}/${sizeMB}MB) - ${elapsed.toFixed(0)}s elapsed`);
1031 }, 5000);
1032
1033 try {
1034 const result = await auth.session.fetchHandler(url, init);
1035 clearInterval(progressInterval);
1036 const totalTime = (Date.now() - startTime) / 1000;
1037 const actualSpeed = (bodySize / 1024 / 1024) / totalTime;
1038 uploadStats.speeds.push(actualSpeed);
1039 // Keep only last 10 uploads for rolling average
1040 if (uploadStats.speeds.length > 10) uploadStats.speeds.shift();
1041 console.log(`[Upload Progress] ✅ Completed ${sizeMB}MB in ${totalTime.toFixed(1)}s (${actualSpeed.toFixed(1)} MB/s)`);
1042 return result;
1043 } catch (err) {
1044 clearInterval(progressInterval);
1045 const elapsed = (Date.now() - startTime) / 1000;
1046 console.error(`[Upload Progress] ❌ Upload failed after ${elapsed.toFixed(1)}s`);
1047 throw err;
1048 }
1049 } else {
1050 // Track small files too for speed calculation
1051 try {
1052 const result = await auth.session.fetchHandler(url, init);
1053 const totalTime = (Date.now() - startTime) / 1000;
1054 if (totalTime > 0.5) { // Only track if > 0.5s
1055 const actualSpeed = (bodySize / 1024 / 1024) / totalTime;
1056 uploadStats.speeds.push(actualSpeed);
1057 if (uploadStats.speeds.length > 10) uploadStats.speeds.shift();
1058 console.log(`[Upload Stats] Small file: ${(bodySize / 1024).toFixed(1)}KB in ${totalTime.toFixed(2)}s = ${actualSpeed.toFixed(2)} MB/s`);
1059 }
1060 return result;
1061 } catch (err) {
1062 throw err;
1063 }
1064 }
1065 }
1066
1067 // Normal request
1068 return auth.session.fetchHandler(url, init);
1069 };
1070
1071 const agent = new Agent(wrappedFetchHandler)
1072 console.log('Agent created for DID:', auth.did);
1073 console.log('Created upload job:', jobId);
1074
1075 // Start background processing (don't await)
1076 processUploadInBackground(jobId, agent, auth.did, siteName, fileArray).catch(err => {
1077 console.error('Background upload process failed:', err);
1078 logger.error('Background upload process failed', err);
1079 });
1080
1081 // Return immediately with job ID
1082 return {
1083 success: true,
1084 jobId,
1085 message: 'Upload started. Connect to /wisp/upload-progress/' + jobId + ' for progress updates.'
1086 };
1087 } catch (error) {
1088 console.error('=== UPLOAD ERROR ===');
1089 console.error('Error details:', error);
1090 logger.error('Upload error', error);
1091 throw new Error(`Failed to upload files: ${error instanceof Error ? error.message : 'Unknown error'}`);
1092 }
1093 }
1094 )