esengine--deepseek-reasonix
wehub-resource-sync
44 行
2.2 KiB
Go
44 行
2.2 KiB
Go
// Package update defines the desktop auto-updater's shared types and signature
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// verification — the single source of truth for the latest.json manifest format,
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// the platform-asset lookup, and minisign verification. Both the CI signing tool
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// (desktop/cmd/sign) and the running updater (desktop/updater.go) import this
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// package, so the sign path and the verify path can never drift apart.
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package update
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import "runtime"
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// Manifest is the latest.json published alongside a desktop release. The updater
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// fetches it from the R2 mirror (primary) or GitHub releases (fallback), compares
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// Version against the running build, and looks up the running platform's artifact
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// via Asset.
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type Manifest struct {
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Version string `json:"version"` // release version, e.g. "v1.1.0"
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Notes string `json:"notes"` // markdown release notes
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PubDate string `json:"pub_date"` // RFC3339, optional
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DownloadPage string `json:"download_page"` // human-facing download page (macOS manual-update fallback)
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Platforms map[string]Asset `json:"platforms"` // keyed by PlatformKey, e.g. "darwin-arm64"
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}
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// Asset is one platform's downloadable artifact plus the metadata the updater
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// needs to verify and report on it.
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type Asset struct {
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URL string `json:"url"` // direct download URL for the artifact
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Sig string `json:"sig"` // URL of the detached minisign (.minisig) signature
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Size int64 `json:"size"` // artifact size in bytes (download-progress denominator)
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SHA256 string `json:"sha256"` // lowercase hex digest, for a second integrity check after verify
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}
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// PlatformKey is the map key used in Manifest.Platforms for the given OS/arch.
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// The updater calls CurrentPlatform; the manifest generator builds keys the same
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// way, so lookups always agree.
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func PlatformKey(goos, goarch string) string { return goos + "-" + goarch }
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// CurrentPlatform is PlatformKey for the running binary.
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func CurrentPlatform() string { return PlatformKey(runtime.GOOS, runtime.GOARCH) }
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// Asset returns the artifact for the running platform, if the manifest lists one.
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func (m Manifest) Asset() (Asset, bool) {
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a, ok := m.Platforms[CurrentPlatform()]
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return a, ok
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}
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