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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.
61 lines
1.2 KiB
Go
61 lines
1.2 KiB
Go
package util
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import (
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"sync"
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)
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// A mostly for read map, which can thread-safely
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// initialize the map entries.
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type ConcurrentReadMap struct {
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sync.RWMutex
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items map[string]interface{}
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}
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func NewConcurrentReadMap() *ConcurrentReadMap {
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return &ConcurrentReadMap{items: make(map[string]interface{})}
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}
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func (m *ConcurrentReadMap) initMapEntry(key string, newEntry func() interface{}) (value interface{}) {
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m.Lock()
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defer m.Unlock()
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if value, ok := m.items[key]; ok {
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return value
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}
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value = newEntry()
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m.items[key] = value
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return value
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}
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func (m *ConcurrentReadMap) Get(key string, newEntry func() interface{}) interface{} {
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m.RLock()
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if value, ok := m.items[key]; ok {
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m.RUnlock()
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return value
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}
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m.RUnlock()
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return m.initMapEntry(key, newEntry)
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}
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func (m *ConcurrentReadMap) Find(key string) (interface{}, bool) {
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m.RLock()
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value, ok := m.items[key]
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m.RUnlock()
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return value, ok
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}
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func (m *ConcurrentReadMap) Items() (itemsCopy []interface{}) {
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m.RLock()
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for _, i := range m.items {
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itemsCopy = append(itemsCopy, i)
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}
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m.RUnlock()
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return itemsCopy
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}
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func (m *ConcurrentReadMap) Delete(key string) {
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m.Lock()
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delete(m.items, key)
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m.Unlock()
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}
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