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// Copyright (c) 2021 Tailscale Inc & AUTHORS All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Packate updates is an evalator for a update policy file that controls
// when users get update available notifications (and which types).
//
// It's used and hot reloaded by several servers. It permits us to
// centralize and test the update policy.
package updates
type Policy struct {
Tests []*Test
Rules []*Rule
}
type Test struct {
OS string
Distro string // "synology" on Linux
Ver string // "1.2.3-tXXXX-gXXX"
Want string // "", "update", "update/security"
}
type Rule struct {
// Ver, if non-empty, matches the version number.
// If it begins with an operator ("<", "<=", then the comparison
// is done semantically based on semver, not lexically.
Ver string
// OS, if non-empty, matches the node operating system.
// Possible values: "linux", "windows", "macOS", "iOS", or
// else a runtime.GOOS value (except not "darwin" or "ios").
OS string
// Package, if non-empty, matches the packaging variant.
// Possible values: "choco", "appstore", "macsys", "tailscaled".
Package string
// Distro, if non-empty, matches the node's distro.
// Possible values: "synology".
Distro string
// Now, if non-empty, matches based on the current date in UTC.
// e.g. ">=2021-10-07".
Now string
Then string // "stop", "update", "update/security", "update: note"
ThenRules []*Rule
ElseRules []*Rule
}
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