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Add missing read lock in getNodes

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This commit is contained in:
Bjørn Erik Pedersen
2016-09-08 16:51:32 +03:00
parent a8fad86671
commit 97c57fe37a
2 changed files with 5 additions and 4 deletions
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8
hugolib/hugo_sites.go
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@@ -42,7 +42,7 @@ type HugoSites struct {
// Maps internalID to a set of nodes.
nodeMap map[string]Nodes
nodeMapMu sync.Mutex
nodeMapMu sync.RWMutex
}
// NewHugoSites creates a new collection of sites given the input sites, building
@@ -108,9 +108,11 @@ func (h *HugoSites) addNode(nodeID string, node *Node) {
}
func (h *HugoSites) getNodes(nodeID string) Nodes {
// At this point it is read only, so no need to lock.
if nodeID != "" {
if nodes, ok := h.nodeMap[nodeID]; ok {
h.nodeMapMu.RLock()
nodes, ok := h.nodeMap[nodeID]
h.nodeMapMu.RUnlock()
if ok {
return nodes
}
}