mirror of https://github.com/status-im/consul.git
72 lines
2.1 KiB
Go
72 lines
2.1 KiB
Go
package api
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import (
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"github.com/hashicorp/raft"
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)
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// Operator can be used to perform low-level operator tasks for Consul.
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type Operator struct {
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c *Client
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}
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// Operator returns a handle to the operator endpoints.
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func (c *Client) Operator() *Operator {
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return &Operator{c}
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}
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// RaftConfigration is returned when querying for the current Raft configuration.
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// This has the low-level Raft structure, as well as some supplemental
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// information from Consul.
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type RaftConfiguration struct {
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// Configuration is the low-level Raft configuration structure.
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Configuration raft.Configuration
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// NodeMap maps IDs in the Raft configuration to node names known by
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// Consul. It's possible that not all configuration entries may have
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// an entry here if the node isn't known to Consul. Given how this is
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// generated, this may also contain entries that aren't present in the
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// Raft configuration.
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NodeMap map[raft.ServerID]string
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// Leader is the ID of the current Raft leader. This may be blank if
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// there isn't one.
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Leader raft.ServerID
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}
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// RaftGetConfiguration is used to query the current Raft peer set.
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func (op *Operator) RaftGetConfiguration(q *QueryOptions) (*RaftConfiguration, error) {
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r := op.c.newRequest("GET", "/v1/operator/raft/configuration")
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r.setQueryOptions(q)
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_, resp, err := requireOK(op.c.doRequest(r))
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if err != nil {
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return nil, err
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}
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defer resp.Body.Close()
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var out RaftConfiguration
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if err := decodeBody(resp, &out); 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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// RaftRemovePeerByAddress is used to kick a stale peer (one that it in the Raft
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// quorum but no longer known to Serf or the catalog) by address in the form of
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// "IP:port".
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func (op *Operator) RaftRemovePeerByAddress(address raft.ServerAddress, q *WriteOptions) error {
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r := op.c.newRequest("DELETE", "/v1/operator/raft/peer")
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r.setWriteOptions(q)
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// TODO (slackpad) Currently we made address a query parameter. Once
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// IDs are in place this will be DELETE /v1/operator/raft/peer/<id>.
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r.params.Set("address", string(address))
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_, resp, err := requireOK(op.c.doRequest(r))
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if err != nil {
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return err
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}
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resp.Body.Close()
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return nil
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}
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