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hanzoai/s3 was an AGPL-3.0 MinIO fork whose network-copyleft blocks embedding
and reselling as a managed service. Replace it wholesale with a fork of
SeaweedFS (github.com/seaweedfs/seaweedfs, Apache-2.0, Go) which ships a
built-in S3 gateway + Filer.
- License: AGPL-3.0 -> Apache-2.0 (upstream LICENSE kept verbatim, incl.
"Copyright 2025 Chris Lu"); NOTICE added crediting SeaweedFS. No AGPL/BUSL/
SSPL/GPL or enterprise ("ee") files remain.
- Module: go.mod path set to github.com/hanzoai/s3 with a self-replace
(replace github.com/seaweedfs/seaweedfs => ./) so the ~1800 internal Go files
keep their upstream import paths with zero churn. Internal identifiers and
import paths are intentionally NOT renamed.
- CLI rebrand: the binary is built as `s3` (was `weed`); root usage, per-command
help/usage/flag strings, shell autocomplete program name, and the product name
in CLI output now read "Hanzo S3" / `s3`. Users never see `weed`.
(e.g. `s3 server`, `s3 filer`, `s3 master`, `s3 volume`, `s3 s3`, `s3 mount`.)
- Build: `make` (or `go build -o s3 ./weed`) builds the `s3` binary green;
`cmd/weed-db` and `cmd/weed-sql` also build; `go vet ./weed/command/` clean.
- README/LLM.md rewritten for Hanzo S3; AGENTS.md/CLAUDE.md symlinks preserved.
- Dropped a 33MB prebuilt Mach-O `stress` binary upstream had committed; `.gitignore`
updated to ignore the `s3` build output.
91 lines
2.7 KiB
Go
91 lines
2.7 KiB
Go
// Package auth provides authentication and authorization functionality for the SFTP server
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package auth
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import (
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"fmt"
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"github.com/seaweedfs/seaweedfs/weed/sftpd/user"
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"golang.org/x/crypto/ssh"
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)
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// Provider defines the interface for authentication providers
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type Provider interface {
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// GetAuthMethods returns the SSH server auth methods
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GetAuthMethods() []ssh.AuthMethod
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}
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// Manager handles authentication and authorization
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type Manager struct {
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userStore user.Store
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passwordAuth *PasswordAuthenticator
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publicKeyAuth *PublicKeyAuthenticator
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certificateAuth *CertificateAuthenticator
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enabledAuthMethods []string
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}
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// NewManager creates a new authentication manager.
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//
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// trustedUserCAKeysFile is the path to a file containing trusted CA public
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// keys (OpenSSH authorized_keys format). It is required when "certificate"
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// is listed in enabledAuthMethods and ignored otherwise.
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func NewManager(userStore user.Store, enabledAuthMethods []string, trustedUserCAKeysFile string) (*Manager, error) {
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manager := &Manager{
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userStore: userStore,
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enabledAuthMethods: enabledAuthMethods,
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}
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// Initialize authenticators based on enabled methods
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passwordEnabled := false
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publicKeyEnabled := false
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certificateEnabled := false
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for _, method := range enabledAuthMethods {
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switch method {
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case "password":
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passwordEnabled = true
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case "publickey":
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publicKeyEnabled = true
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case "certificate":
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certificateEnabled = true
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}
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}
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manager.passwordAuth = NewPasswordAuthenticator(userStore, passwordEnabled)
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manager.publicKeyAuth = NewPublicKeyAuthenticator(userStore, publicKeyEnabled)
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certAuth, err := NewCertificateAuthenticator(userStore, certificateEnabled, trustedUserCAKeysFile)
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if err != nil {
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return nil, fmt.Errorf("init certificate auth: %w", err)
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}
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manager.certificateAuth = certAuth
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return manager, nil
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}
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// GetSSHServerConfig returns an SSH server config with the appropriate authentication methods
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func (m *Manager) GetSSHServerConfig() *ssh.ServerConfig {
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config := &ssh.ServerConfig{}
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// Add password authentication if enabled
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if m.passwordAuth.Enabled() {
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config.PasswordCallback = m.passwordAuth.Authenticate
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}
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// Wire the public-key channel. Certificate auth, when enabled, takes
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// over the channel entirely (MinIO/OpenSSH-style): plain public keys
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// are rejected even if "publickey" is also listed in enabledAuthMethods.
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switch {
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case m.certificateAuth.Enabled():
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config.PublicKeyCallback = m.certificateAuth.Authenticate
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case m.publicKeyAuth.Enabled():
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config.PublicKeyCallback = m.publicKeyAuth.Authenticate
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}
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return config
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}
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// GetUser retrieves a user from the user store
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func (m *Manager) GetUser(username string) (*user.User, error) {
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return m.userStore.GetUser(username)
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}
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