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replication_status.go
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/
replication_status.go
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// Copyright (c) HashiCorp, Inc.
// SPDX-License-Identifier: MPL-2.0
package api
import (
"context"
"encoding/json"
"fmt"
"net/http"
"github.com/mitchellh/mapstructure"
)
const (
apiRepPerformanceStatusPath = "/v1/sys/replication/performance/status"
apiRepDRStatusPath = "/v1/sys/replication/dr/status"
apiRepStatusPath = "/v1/sys/replication/status"
)
type ClusterInfo struct {
APIAddr string `json:"api_address,omitempty" mapstructure:"api_address"`
ClusterAddress string `json:"cluster_address,omitempty" mapstructure:"cluster_address"`
ConnectionStatus string `json:"connection_status,omitempty" mapstructure:"connection_status"`
LastHeartBeat string `json:"last_heartbeat,omitempty" mapstructure:"last_heartbeat"`
LastHeartBeatDurationMillis string `json:"last_heartbeat_duration_ms,omitempty" mapstructure:"last_heartbeat_duration_ms"`
ClockSkewMillis string `json:"clock_skew_ms,omitempty" mapstructure:"clock_skew_ms"`
NodeID string `json:"node_id,omitempty" mapstructure:"node_id"`
ReplicationPrimaryCanaryAgeMillis string `json:"replication_primary_canary_age_ms,omitempty" mapstructure:"replication_primary_canary_age_ms"`
}
type ReplicationStatusGenericResponse struct {
LastDRWAL uint64 `json:"last_dr_wal,omitempty" mapstructure:"last_dr_wal"`
LastReindexEpoch string `json:"last_reindex_epoch,omitempty" mapstructure:"last_reindex_epoch"`
ClusterID string `json:"cluster_id,omitempty" mapstructure:"cluster_id"`
LastWAL uint64 `json:"last_wal,omitempty" mapstructure:"last_wal"`
MerkleRoot string `json:"merkle_root,omitempty" mapstructure:"merkle_root"`
Mode string `json:"mode,omitempty" mapstructure:"mode"`
PrimaryClusterAddr string `json:"primary_cluster_addr,omitempty" mapstructure:"primary_cluster_addr"`
LastPerformanceWAL uint64 `json:"last_performance_wal,omitempty" mapstructure:"last_performance_wal"`
State string `json:"state,omitempty" mapstructure:"state"`
LastRemoteWAL uint64 `json:"last_remote_wal,omitempty" mapstructure:"last_remote_wal"`
SecondaryID string `json:"secondary_id,omitempty" mapstructure:"secondary_id"`
SSCTGenerationCounter uint64 `json:"ssct_generation_counter,omitempty" mapstructure:"ssct_generation_counter"`
KnownSecondaries []string `json:"known_secondaries,omitempty" mapstructure:"known_secondaries"`
KnownPrimaryClusterAddrs []string `json:"known_primary_cluster_addrs,omitempty" mapstructure:"known_primary_cluster_addrs"`
Primaries []ClusterInfo `json:"primaries,omitempty" mapstructure:"primaries"`
Secondaries []ClusterInfo `json:"secondaries,omitempty" mapstructure:"secondaries"`
}
type ReplicationStatusResponse struct {
DR ReplicationStatusGenericResponse `json:"dr,omitempty" mapstructure:"dr"`
Performance ReplicationStatusGenericResponse `json:"performance,omitempty" mapstructure:"performance"`
}
func (c *Sys) ReplicationStatus() (*ReplicationStatusResponse, error) {
return c.ReplicationStatusWithContext(context.Background(), apiRepStatusPath)
}
func (c *Sys) ReplicationPerformanceStatusWithContext(ctx context.Context) (*ReplicationStatusGenericResponse, error) {
s, err := c.ReplicationStatusWithContext(ctx, apiRepPerformanceStatusPath)
if err != nil {
return nil, err
}
return &s.Performance, nil
}
func (c *Sys) ReplicationDRStatusWithContext(ctx context.Context) (*ReplicationStatusGenericResponse, error) {
s, err := c.ReplicationStatusWithContext(ctx, apiRepDRStatusPath)
if err != nil {
return nil, err
}
return &s.DR, nil
}
func (c *Sys) ReplicationStatusWithContext(ctx context.Context, path string) (*ReplicationStatusResponse, error) {
// default to replication/status
if path == "" {
path = apiRepStatusPath
}
ctx, cancelFunc := c.c.withConfiguredTimeout(ctx)
defer cancelFunc()
r := c.c.NewRequest(http.MethodGet, path)
resp, err := c.c.rawRequestWithContext(ctx, r)
if err != nil {
return nil, err
}
defer func() { _ = resp.Body.Close() }()
// First decode response into a map[string]interface{}
data := make(map[string]interface{})
dec := json.NewDecoder(resp.Body)
dec.UseNumber()
if err := dec.Decode(&data); err != nil {
return nil, err
}
rawData, ok := data["data"]
if !ok {
return nil, fmt.Errorf("empty data in replication status response")
}
s := &ReplicationStatusResponse{}
g := &ReplicationStatusGenericResponse{}
switch {
case path == apiRepPerformanceStatusPath:
err = mapstructure.Decode(rawData, g)
if err != nil {
return nil, err
}
s.Performance = *g
case path == apiRepDRStatusPath:
err = mapstructure.Decode(rawData, g)
if err != nil {
return nil, err
}
s.DR = *g
default:
err = mapstructure.Decode(rawData, s)
if err != nil {
return nil, err
}
return s, err
}
return s, err
}