feat(update): 支持 Docker Compose 页面一键升级并发布 v1.3.0

internal/updater/model.go

@@ -0,0 +1,95 @@
+package updater
+
+import (
+	"fmt"
+	"strconv"
+	"strings"
+)
+
+type Phase string
+
+const (
+	PhaseIdle      Phase = "idle"
+	PhaseScheduled Phase = "scheduled"
+	PhaseRunning   Phase = "running"
+	PhaseSuccess   Phase = "success"
+	PhaseFailed    Phase = "failed"
+)
+
+// Status 是主程序与 fonu-updater sidecar 共享的更新状态。
+type Status struct {
+	Enabled         bool     `json:"enabled"`
+	Mode            string   `json:"mode"`
+	CurrentVersion  string   `json:"current_version,omitempty"`
+	LatestVersion   string   `json:"latest_version,omitempty"`
+	UpdateAvailable bool     `json:"update_available"`
+	Busy            bool     `json:"busy"`
+	Phase           Phase    `json:"phase"`
+	Message         string   `json:"message"`
+	Log             []string `json:"log,omitempty"`
+	CheckedAt       string   `json:"checked_at,omitempty"`
+}
+
+func busyPhase(phase Phase) bool {
+	return phase == PhaseScheduled || phase == PhaseRunning
+}
+
+// CompareVersions 比较形如 1.2.3、v1.2.3 的版本号；返回值大于 0 表示 a 更新。
+func CompareVersions(a, b string) int {
+	left := parseVersion(a)
+	right := parseVersion(b)
+	length := len(left)
+	if len(right) > length {
+		length = len(right)
+	}
+	for index := 0; index < length; index++ {
+		var lv, rv int
+		if index < len(left) {
+			lv = left[index]
+		}
+		if index < len(right) {
+			rv = right[index]
+		}
+		if lv != rv {
+			if lv > rv {
+				return 1
+			}
+			return -1
+		}
+	}
+	return 0
+}
+
+func parseVersion(value string) []int {
+	clean := strings.TrimSpace(strings.TrimPrefix(value, "v"))
+	if index := strings.IndexAny(clean, "-+"); index >= 0 {
+		clean = clean[:index]
+	}
+	parts := strings.Split(clean, ".")
+	out := make([]int, 0, len(parts))
+	for _, part := range parts {
+		number, err := strconv.Atoi(part)
+		if err != nil {
+			out = append(out, 0)
+			continue
+		}
+		out = append(out, number)
+	}
+	return out
+}
+
+func validateSemver(value string) error {
+	if value == "" {
+		return fmt.Errorf("版本号为空")
+	}
+	parts := strings.Split(strings.TrimPrefix(value, "v"), ".")
+	if len(parts) != 3 {
+		return fmt.Errorf("版本号格式无效: %s", value)
+	}
+	for _, part := range parts {
+		if _, err := strconv.Atoi(part); err != nil {
+			return fmt.Errorf("版本号格式无效: %s", value)
+		}
+	}
+	return nil
+}