69 lines
1.7 KiB
Go
69 lines
1.7 KiB
Go
package api
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// NodeMetaApplyRequest contains the Node meta update.
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type NodeMetaApplyRequest struct {
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NodeID string
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Meta map[string]*string
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}
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// NodeMetaResponse contains the merged Node metadata.
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type NodeMetaResponse struct {
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// Meta is the merged static + dynamic Node metadata
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Meta map[string]string
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// Dynamic is the dynamic Node metadata (set via API)
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Dynamic map[string]*string
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// Static is the static Node metadata (set via agent configuration)
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Static map[string]string
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}
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// NodeMeta is a client for manipulating dynamic Node metadata.
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type NodeMeta struct {
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client *Client
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}
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// Meta returns a NodeMeta client.
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func (n *Nodes) Meta() *NodeMeta {
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return &NodeMeta{client: n.client}
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}
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// Apply dynamic Node metadata updates to a Node. If NodeID is unset then Node
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// receiving the request is modified.
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func (n *NodeMeta) Apply(meta *NodeMetaApplyRequest, qo *QueryOptions) (*NodeMetaResponse, error) {
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var out NodeMetaResponse
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_, err := n.client.postQuery("/v1/client/metadata", meta, &out, qo)
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if err != nil {
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return nil, err
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}
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return &out, nil
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}
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// Read Node metadata (dynamic and static merged) from a Node directly. May
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// differ from Node.Info as dynamic Node metadata updates are batched and may
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// be delayed up to 10 seconds.
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//
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// If nodeID is empty then the metadata for the Node receiving the request is
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// returned.
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func (n *NodeMeta) Read(nodeID string, qo *QueryOptions) (*NodeMetaResponse, error) {
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if qo == nil {
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qo = &QueryOptions{}
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}
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if qo.Params == nil {
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qo.Params = make(map[string]string)
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}
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if nodeID != "" {
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qo.Params["node_id"] = nodeID
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}
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var out NodeMetaResponse
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_, err := n.client.query("/v1/client/metadata", &out, qo)
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if err != nil {
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return nil, err
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}
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return &out, nil
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}
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