59 lines
2.0 KiB
Diff
59 lines
2.0 KiB
Diff
From 6108649ff1f4f270bfeb5f2aec1de8917d9b7609 Mon Sep 17 00:00:00 2001
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From: Harshal Patil <harshal.patil@in.ibm.com>
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Date: Tue, 25 Apr 2017 15:56:40 +0530
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Subject: [PATCH 24/94] Optimizing looping over namespaces
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Change-Id: I82612d1f8161b4656011ba45b619dcd9150a3c2f
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Signed-off-by: Harshal Patil <harshal.patil@in.ibm.com>
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---
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libcontainer/container_linux.go | 21 +++++++++++----------
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1 file changed, 11 insertions(+), 10 deletions(-)
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diff --git a/libcontainer/container_linux.go b/libcontainer/container_linux.go
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index b5563d6..aeaf583 100644
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--- a/libcontainer/container_linux.go
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+++ b/libcontainer/container_linux.go
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@@ -1454,18 +1454,17 @@ func (c *linuxContainer) orderNamespacePaths(namespaces map[configs.NamespaceTyp
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configs.NEWNS,
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}
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- // Remove namespaces that we don't need to join.
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- var nsTypes []configs.NamespaceType
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for _, ns := range order {
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- if c.config.Namespaces.Contains(ns) {
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- nsTypes = append(nsTypes, ns)
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+
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+ // Remove namespaces that we don't need to join.
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+ if !c.config.Namespaces.Contains(ns) {
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+ continue
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}
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- }
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- for _, nsType := range nsTypes {
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- if p, ok := namespaces[nsType]; ok && p != "" {
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+
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+ if p, ok := namespaces[ns]; ok && p != "" {
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// check if the requested namespace is supported
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- if !configs.IsNamespaceSupported(nsType) {
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- return nil, newSystemError(fmt.Errorf("namespace %s is not supported", nsType))
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+ if !configs.IsNamespaceSupported(ns) {
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+ return nil, newSystemError(fmt.Errorf("namespace %s is not supported", ns))
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}
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// only set to join this namespace if it exists
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if _, err := os.Lstat(p); err != nil {
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@@ -1476,9 +1475,11 @@ func (c *linuxContainer) orderNamespacePaths(namespaces map[configs.NamespaceTyp
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if strings.ContainsRune(p, ',') {
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return nil, newSystemError(fmt.Errorf("invalid path %s", p))
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}
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- paths = append(paths, fmt.Sprintf("%s:%s", configs.NsName(nsType), p))
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+ paths = append(paths, fmt.Sprintf("%s:%s", configs.NsName(ns), p))
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}
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+
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}
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+
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return paths, nil
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}
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--
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2.7.4.3
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