// GetNodes returns a list of all nodes known to a cluster.
func (c *Cluster) GetNodes(options apitypes.NodeListOptions) ([]types.Node, error) {
c.RLock()
defer c.RUnlock()
if !c.isActiveManager() {
return nil, ErrNoManager
}
filters, err := newListNodesFilters(options.Filter)
if err != nil {
return nil, err
}
r, err := c.client.ListNodes(
c.getRequestContext(),
&swarmapi.ListNodesRequest{Filters: filters})
if err != nil {
return nil, err
}
nodes := []types.Node{}
for _, node := range r.Nodes {
nodes = append(nodes, convert.NodeFromGRPC(*node))
}
return nodes, nil
}
// GetNodes returns a list of all nodes known to a cluster.
func (c *Cluster) GetNodes(options apitypes.NodeListOptions) ([]types.Node, error) {
c.mu.RLock()
defer c.mu.RUnlock()
state := c.currentNodeState()
if !state.IsActiveManager() {
return nil, c.errNoManager(state)
}
filters, err := newListNodesFilters(options.Filters)
if err != nil {
return nil, err
}
ctx, cancel := c.getRequestContext()
defer cancel()
r, err := state.controlClient.ListNodes(
ctx,
&swarmapi.ListNodesRequest{Filters: filters})
if err != nil {
return nil, err
}
nodes := []types.Node{}
for _, node := range r.Nodes {
nodes = append(nodes, convert.NodeFromGRPC(*node))
}
return nodes, nil
}
// GetNode returns a node based on a ID or name.
func (c *Cluster) GetNode(input string) (types.Node, error) {
c.RLock()
defer c.RUnlock()
if !c.isActiveManager() {
return types.Node{}, ErrNoManager
}
node, err := getNode(c.getRequestContext(), c.client, input)
if err != nil {
return types.Node{}, err
}
return convert.NodeFromGRPC(*node), nil
}
// GetNode returns a node based on an ID.
func (c *Cluster) GetNode(input string) (types.Node, error) {
c.mu.RLock()
defer c.mu.RUnlock()
state := c.currentNodeState()
if !state.IsActiveManager() {
return types.Node{}, c.errNoManager(state)
}
ctx, cancel := c.getRequestContext()
defer cancel()
node, err := getNode(ctx, state.controlClient, input)
if err != nil {
return types.Node{}, err
}
return convert.NodeFromGRPC(*node), nil
}