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simples3/ROADMAP.md
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Rohan Verma 61124858fb docs: improve README clarity and add project roadmap
"we never used to have like so many emojis earlier and the look of the readme on github was really professional. can you please fix that"
"can you critique the readme"

- Remove emojis from features list and code examples for professional appearance
- Fix error handling in Quick Start example
- Add proper error checks for io.ReadAll
- Fix escaped newlines in printf statements (\\n to \n)
- Remove confusing SetEndpoint line from Quick Start
- Add ROADMAP.md with planned features through v1.0.0
- Update Contributing section to reference ROADMAP.md
2025-11-26 13:40:36 +05:30

5.2 KiB

Project Roadmap

Current: v0.x (Pre-Stable)

Completed Features

  • File Upload (PUT via FilePut, POST multipart via FileUpload)
  • File Download (GetObject)
  • File Delete (DeleteObject)
  • File Details (HeadObject)
  • List Objects (ListObjectsV2) with pagination
  • ListAll iterator (Go 1.23+) for memory-efficient iteration
  • Presigned URLs (GET/PUT with expiry)
  • Upload policies for browser POST uploads
  • IAM Role Support (EC2 instances with IMDSv2)
  • IAM token auto-renewal
  • Custom Metadata
  • Custom Endpoints (MinIO, DigitalOcean Spaces, etc.)
  • Content-Disposition and ACL support
  • Zero dependencies (stdlib only)

v0.10.2 - Code Organization (Refactor)

Scope: Internal restructuring, no API changes Size: Medium (refactor ~1064 LOC)

Split simples3.go into logical modules:

  • simples3.go - Core (S3 struct, New(), config methods: SetEndpoint/SetToken/SetClient)
  • iam.go - IAM (fetchIMDSToken, fetchIAMData, NewUsingIAM, renewIAMToken, SetIAMData)
  • object.go - Object ops (FileUpload, FilePut, FileDownload, FileDelete, FileDetails)
  • list.go - List ops (List, ListAll)
  • helpers.go - Utils (encodePath, detectFileSize, getFirstString, getURL)
  • Ensure all tests pass after refactor

Why: 1064-line file hard to navigate. Clean foundation before adding features.


v0.11.0 - Bucket Operations

Scope: Essential bucket management for CLI Size: Small (3 APIs, ~200 LOC)

  • ListBuckets
  • CreateBucket (with region support)
  • DeleteBucket

Why: These 3 operations unblock CLI development. Minimal but complete.


v0.12.0 - Object Operations (Copy & Batch Delete)

Scope: Object manipulation for CLI mv/sync Size: Small (2 APIs, ~150 LOC)

  • CopyObject (within/across buckets)
  • DeleteObjects (batch delete up to 1000 objects)

Why: CopyObject enables mv command. Batch delete improves performance.


v0.13.0 - Multipart Upload

Scope: Large file support Size: Large (5 APIs, ~400 LOC)

  • InitiateMultipartUpload
  • UploadPart (with retry logic)
  • CompleteMultipartUpload
  • AbortMultipartUpload
  • ListParts

Why: Critical for large files. Enables resumable uploads.


v0.14.0 - Server-Side Encryption

Scope: Security basics Size: Small (~150 LOC)

  • SSE-S3 support (AES256)
  • SSE-KMS support (key ARN)
  • Encryption headers in Put/Upload/Copy

Why: Security is table stakes. Simple to add to existing operations.


v0.15.0 - Object Tagging

Scope: Metadata management Size: Small (4 APIs, ~200 LOC)

  • PutObjectTagging
  • GetObjectTagging
  • DeleteObjectTagging
  • Tagging support in Put/Upload/Copy

Why: Common requirement for organization/billing. Simple XML operations.


v0.16.0 - Object Versioning

Scope: Version control Size: Medium (5 APIs, ~300 LOC)

  • PutBucketVersioning
  • GetBucketVersioning
  • ListObjectVersions
  • GetObjectVersion
  • DeleteObjectVersion (with version ID)

Why: Important for data safety. More complex due to version handling.


v0.17.0 - ACLs & Lifecycle

Scope: Advanced management Size: Medium (9 APIs, ~500 LOC)

ACLs:

  • PutObjectAcl
  • GetObjectAcl
  • PutBucketAcl
  • GetBucketAcl

Lifecycle:

  • PutBucketLifecycle
  • GetBucketLifecycle
  • DeleteBucketLifecycle

Why: Grouped advanced features. Completes library API surface.


v0.18.0 - CLI Complete

Scope: Full-featured CLI with all library features Size: Large (~2000 LOC)

CLI (cmd/simples3/):

  • Project structure (cobra or custom parser)
  • S3 URI parsing (s3://bucket/key)
  • Config (env vars: AWS_*, flags: --region/--profile)
  • AWS credentials file support (~/.aws/credentials)
  • Basic commands:
    • ls (list buckets/objects)
    • cp (upload/download, with multipart for large files)
    • rm (delete single/batch)
    • mb (make bucket)
    • rb (remove bucket)
    • mv (move/rename using copy+delete)
    • presign (generate URL)
    • sync (local ↔ S3 with diff algorithm)
  • Flags:
    • --recursive (cp/rm)
    • --sse/--sse-kms-key-id (encryption)
    • --tags (tagging)
    • --version-id (versioning)
    • --acl (canned ACLs)
    • --delete (sync)
    • --exclude/--include (patterns)
    • --json (output mode)
    • --dry-run
  • Features:
    • Progress indicators
    • Parallel transfers
    • Better error messages
  • Subcommands:
    • acl get/set
    • lifecycle get/set/delete
    • tags get/set/delete

Why: Library complete. Build full-featured CLI supporting all operations.


v1.0.0 - Stable Release

Focus: Production-ready stability Size: Documentation, tests, polish

Library:

  • All tests passing with 80%+ coverage
  • API documentation complete
  • Performance benchmarks
  • Security audit of signing/crypto code

CLI:

  • CLI tests with real/mocked S3
  • CLI documentation (man pages, --help)
  • Installation guides (brew, apt, etc.)
  • Shell completions (bash, zsh, fish)

Release:

  • CHANGELOG.md complete
  • Migration guide from v0.x
  • Examples for all features
  • API stability guarantee

Why: v1.0 = stability commitment. Library + CLI production-ready.