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// FIXME(thaJeztah): remove once we are a module; the go:build directive prevents go from downgrading language version to go1.16:
//go:build go1.23
package libnetwork
import (
"context"
"github.com/docker/docker/internal/maputil"
)
// storeNetwork inserts or updates the network in the store and the in-memory
// cache maintained by the Controller.
//
// This method is thread-safe.
func (c *Controller) storeNetwork(ctx context.Context, n *Network) error {
if err := c.updateToStore(ctx, n); err != nil {
return err
}
c.cacheNetwork(n)
return nil
}
// deleteStoredNetwork deletes the network from the store and the in-memory
// cache maintained by the Controller.
//
// This method is thread-safe.
func (c *Controller) deleteStoredNetwork(n *Network) error {
if err := c.deleteFromStore(n); err != nil {
return err
}
c.networksMu.Lock()
defer c.networksMu.Unlock()
delete(c.networks, n.id)
return nil
}
// cacheNetwork caches the network in the in-memory cache of networks
// maintained by the Controller.
//
// This method is thread-safe.
func (c *Controller) cacheNetwork(n *Network) {
c.networksMu.Lock()
defer c.networksMu.Unlock()
c.networks[n.ID()] = n
}
// findNetworks looks for all networks matching the filter from the in-memory
// cache of networks maintained by the Controller.
//
// This method is thread-safe, but do not use it unless you're sure your code
// uses the returned networks in thread-safe way (see the comment on
// Controller.networks).
func (c *Controller) findNetworks(filter func(nw *Network) bool) []*Network {
c.networksMu.Lock()
defer c.networksMu.Unlock()
return maputil.FilterValues(c.networks, filter)
}
func filterNetworkByConfigFrom(expected string) func(nw *Network) bool {
return func(nw *Network) bool {
return nw.configFrom == expected
}
}
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