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-rw-r--r--libpod/util.go24
1 files changed, 24 insertions, 0 deletions
diff --git a/libpod/util.go b/libpod/util.go
index 106dd4666..13235059f 100644
--- a/libpod/util.go
+++ b/libpod/util.go
@@ -4,6 +4,7 @@ import (
"fmt"
"os"
"path/filepath"
+ "sort"
"strconv"
"strings"
"time"
@@ -121,3 +122,26 @@ func WaitForFile(path string, timeout time.Duration) error {
return errors.Wrapf(ErrInternal, "timed out waiting for file %s", path)
}
}
+
+type byDestination []spec.Mount
+
+func (m byDestination) Len() int {
+ return len(m)
+}
+
+func (m byDestination) Less(i, j int) bool {
+ return m.parts(i) < m.parts(j)
+}
+
+func (m byDestination) Swap(i, j int) {
+ m[i], m[j] = m[j], m[i]
+}
+
+func (m byDestination) parts(i int) int {
+ return strings.Count(filepath.Clean(m[i].Destination), string(os.PathSeparator))
+}
+
+func sortMounts(m []spec.Mount) []spec.Mount {
+ sort.Sort(byDestination(m))
+ return m
+}