Added migrations.d

clitools/pkg/controller/osupgrade/planner.go

@@ -224,9 +224,9 @@ func calculatePath(current, target string, available []string) ([]string, error)
 		add(latestCurMinor)
 	}
 
-	// Step 2: walk each intermediate minor using the lowest available patch in that minor.
+	// Step 2: walk each intermediate minor using the latest available patch in that minor.
 	for minor := cur.Minor + 1; minor < tgt.Minor; minor++ {
-		bridge, ok := lowestPatchInMinor(versions, cur.Major, minor)
+		bridge, ok := latestAnyPatchInMinor(versions, cur.Major, minor)
 		if !ok {
 			return nil, fmt.Errorf("no available bridge version for v%d.%d.x", cur.Major, minor)
 		}
@@ -239,6 +239,23 @@ func calculatePath(current, target string, available []string) ([]string, error)
 	return versionsToStrings(path), nil
 }
 
+func latestAnyPatchInMinor(versions []Version, major, minor int) (Version, bool) {
+	var found Version
+	ok := false
+
+	for _, v := range versions {
+		if v.Major != major || v.Minor != minor {
+			continue
+		}
+		if !ok || found.Compare(v) < 0 {
+			found = v
+			ok = true
+		}
+	}
+
+	return found, ok
+}
+
 func parseAndSortVersions(raw []string) ([]Version, error) {
 	out := make([]Version, 0, len(raw))
 	seen := map[string]struct{}{}