// readMissingHostnamesToResolve gets those (unresolved, e.g. VIP) hostnames that *should* be present in
// the hostname_resolve table, but aren't.
func readMissingKeysToResolve() (result InstanceKeyMap, err error) {
query := `
select
hostname_unresolve.unresolved_hostname,
database_instance.port
from
database_instance
join hostname_unresolve on (database_instance.hostname = hostname_unresolve.hostname)
left join hostname_resolve on (database_instance.hostname = hostname_resolve.resolved_hostname)
where
hostname_resolve.hostname is null
`
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
instanceKey := InstanceKey{Hostname: m.GetString("unresolved_hostname"), Port: m.GetInt("port")}
result.AddKey(instanceKey)
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return result, err
}
// ReadOutdatedAgentsHosts returns agents that need to be updated
func ReadOutdatedAgentsHosts() ([]string, error) {
res := []string{}
query := fmt.Sprintf(`
select
hostname
from
host_agent
where
IFNULL(last_checked < now() - interval %d minute, true)
`,
config.Config.AgentPollMinutes)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
hostname := m.GetString("hostname")
res = append(res, hostname)
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return res, err
}
// readAgentBasicInfo returns the basic data for an agent directly from backend table (no agent access)
func readAgentBasicInfo(hostname string) (Agent, string, error) {
agent := Agent{}
token := ""
query := fmt.Sprintf(`
select
hostname,
port,
token,
last_submitted,
mysql_port
from
host_agent
where
hostname = '%s'
`, hostname)
db, err := db.OpenOrchestrator()
if err != nil {
return agent, "", err
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
agent.Hostname = m.GetString("hostname")
agent.Port = m.GetInt("port")
agent.LastSubmitted = m.GetString("last_submitted")
agent.MySQLPort = m.GetInt64("mysql_port")
token = m.GetString("token")
return nil
})
if token == "" {
return agent, "", log.Errorf("Cannot get agent/token: %s", hostname)
}
return agent, token, nil
}
// ReadClusterAliases reads the entrie cluster name aliases mapping
func ReadClusterByAlias(alias string) (string, error) {
clusterName := ""
query := fmt.Sprintf(`
select
cluster_name
from
cluster_alias
where
alias = '%s'
`, alias)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
clusterName = m.GetString("cluster_name")
return nil
})
Cleanup:
if err != nil {
return "", err
}
if clusterName == "" {
err = fmt.Errorf("No cluster found for alias %s", alias)
}
return clusterName, err
}
// EndMaintenance will terminate an active maintenance via maintenanceToken
func EndMaintenance(maintenanceToken int64) error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
res, err := sqlutils.Exec(db, `
update
database_instance_maintenance
set
maintenance_active = NULL,
end_timestamp = NOW()
where
database_instance_maintenance_id = ?
`,
maintenanceToken,
)
if err != nil {
return log.Errore(err)
}
if affected, _ := res.RowsAffected(); affected == 0 {
err = fmt.Errorf("Instance is not in maintenance mode; token = %+v", maintenanceToken)
} else {
// success
instanceKey, _ := ReadMaintenanceInstanceKey(maintenanceToken)
AuditOperation("end-maintenance", instanceKey, fmt.Sprintf("maintenanceToken: %d", maintenanceToken))
}
return err
}
// ReadMaintenanceInstanceKey will return the instanceKey for active maintenance by maintenanceToken
func ReadMaintenanceInstanceKey(maintenanceToken int64) (*InstanceKey, error) {
var res *InstanceKey
query := fmt.Sprintf(`
select
hostname, port
from
database_instance_maintenance
where
database_instance_maintenance_id = %d `,
maintenanceToken)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
instanceKey, merr := NewInstanceKeyFromStrings(m.GetString("hostname"), m.GetString("port"))
if merr != nil {
return merr
}
res = instanceKey
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return res, err
}
// writePoolInstances will write (and override) a single cluster name mapping
func writePoolInstances(pool string, instanceKeys [](*InstanceKey)) error {
writeFunc := func() error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
tx, err := db.Begin()
stmt, err := tx.Prepare(`delete from database_instance_pool where pool = ?`)
_, err = stmt.Exec(pool)
if err != nil {
tx.Rollback()
return log.Errore(err)
}
stmt, err = tx.Prepare(`insert into database_instance_pool values (?, ?, ?)`)
for _, instanceKey := range instanceKeys {
_, err := stmt.Exec(instanceKey.Hostname, instanceKey.Port, pool)
if err != nil {
tx.Rollback()
return log.Errore(err)
}
}
if err != nil {
tx.Rollback()
return log.Errore(err)
}
tx.Commit()
return nil
}
return ExecDBWriteFunc(writeFunc)
}
// IsElected checks whether this node is the elected active node
func IsElected() (bool, error) {
isElected := false
query := fmt.Sprintf(`
select
count(*) as is_elected
from
active_node
where
anchor = 1
and hostname = '%s'
and token = '%s'
`,
ThisHostname, ProcessToken.Hash)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
isElected = m.GetBool("is_elected")
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return isElected, err
}
// ElectedNode returns the hostname of the elected node
func ElectedNode() (string, string, bool, error) {
hostname := ""
token := ""
isElected := false
query := fmt.Sprintf(`
select
ifnull(max(hostname), '') as hostname,
ifnull(max(token), '') as token,
(ifnull(max(hostname), '') = '%s') and (ifnull(max(token), '') = '%s') as is_elected
from
active_node
where
anchor = 1
`,
ThisHostname, ProcessToken.Hash)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
hostname = m.GetString("hostname")
token = m.GetString("token")
isElected = m.GetBool("is_elected")
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return hostname, token, isElected, err
}
func GetEquivalentMasterCoordinates(instanceCoordinates *InstanceBinlogCoordinates) (result [](*InstanceBinlogCoordinates), err error) {
query := fmt.Sprintf(`
select
master1_hostname as hostname,
master1_port as port,
master1_binary_log_file as binlog_file,
master1_binary_log_pos as binlog_pos
from
master_position_equivalence
where
master2_hostname = '%s'
and master2_port = '%d'
and master2_binary_log_file = '%s'
and master2_binary_log_pos = '%d'
union
select
master2_hostname as hostname,
master2_port as port,
master2_binary_log_file as binlog_file,
master2_binary_log_pos as binlog_pos
from
master_position_equivalence
where
master1_hostname = '%s'
and master1_port = '%d'
and master1_binary_log_file = '%s'
and master1_binary_log_pos = '%d'
`,
instanceCoordinates.Key.Hostname,
instanceCoordinates.Key.Port,
instanceCoordinates.Coordinates.LogFile,
instanceCoordinates.Coordinates.LogPos,
instanceCoordinates.Key.Hostname,
instanceCoordinates.Key.Port,
instanceCoordinates.Coordinates.LogFile,
instanceCoordinates.Coordinates.LogPos)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
equivalentCoordinates := InstanceBinlogCoordinates{}
equivalentCoordinates.Key.Hostname = m.GetString("hostname")
equivalentCoordinates.Key.Port = m.GetInt("port")
equivalentCoordinates.Coordinates.LogFile = m.GetString("binlog_file")
equivalentCoordinates.Coordinates.LogPos = m.GetInt64("binlog_pos")
result = append(result, &equivalentCoordinates)
return nil
})
Cleanup:
if err != nil {
return nil, err
}
return result, nil
}
// EndDowntime will remove downtime flag from an instance
func EndDowntime(instanceKey *InstanceKey) error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
res, err := sqlutils.Exec(db, `
update
database_instance_downtime
set
downtime_active = NULL,
end_timestamp = NOW()
where
hostname = ?
and port = ?
and downtime_active = 1
`,
instanceKey.Hostname,
instanceKey.Port,
)
if err != nil {
return log.Errore(err)
}
if affected, _ := res.RowsAffected(); affected == 0 {
err = fmt.Errorf("Instance is not in downtime mode: %+v", instanceKey)
} else {
// success
AuditOperation("end-downtime", instanceKey, "")
}
return err
}
// WriteClusterDomainName will write (and override) the domain name of a cluster
func WriteClusterDomainName(clusterName string, domainName string) error {
writeFunc := func() error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
_, err = sqlutils.Exec(db, `
insert into
cluster_domain_name (cluster_name, domain_name, last_registered)
values
(?, ?, NOW())
on duplicate key update
domain_name=values(domain_name),
last_registered=values(last_registered)
`,
clusterName,
domainName)
if err != nil {
return log.Errore(err)
}
return nil
}
return ExecDBWriteFunc(writeFunc)
}
// ReadClusterDomainName reads the domain name associated with a cluster, if any
func ReadClusterDomainName(clusterName string) (string, error) {
domainName := ""
query := fmt.Sprintf(`
select
domain_name
from
cluster_domain_name
where
cluster_name = '%s'
`, clusterName)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
domainName = m.GetString("domain_name")
return nil
})
Cleanup:
if err != nil {
return "", err
}
if domainName == "" {
err = fmt.Errorf("No domain name found for cluster %s", clusterName)
}
return domainName, err
}
// ElectedNode returns the details of the elected node, as well as answering the question "is this process the elected one"?
func ElectedNode() (hostname string, token string, isElected bool, err error) {
query := `
select
hostname,
token
from
active_node
where
anchor = 1
`
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
hostname = m.GetString("hostname")
token = m.GetString("token")
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
isElected = (hostname == ThisHostname && token == ProcessToken.Hash)
return hostname, token, isElected, err
}
// submitSeedStateEntry submits a seed state: a single step in the overall seed process
func submitSeedStateEntry(seedId int64, action string, errorMessage string) (int64, error) {
db, err := db.OpenOrchestrator()
if err != nil {
return 0, log.Errore(err)
}
res, err := sqlutils.Exec(db, `
insert
into agent_seed_state (
agent_seed_id, state_timestamp, state_action, error_message
) VALUES (
?, NOW(), ?, ?
)
`,
seedId,
action,
errorMessage,
)
if err != nil {
return 0, log.Errore(err)
}
id, err := res.LastInsertId()
return id, err
}
// AttemptElection tries to grab leadership (become active node)
func AttemptElection() (bool, error) {
db, err := db.OpenOrchestrator()
if err != nil {
return false, log.Errore(err)
}
sqlResult, err := sqlutils.Exec(db, `
update active_node set
hostname = ?,
token = ?,
last_seen_active = now()
where
anchor = 1
and (
last_seen_active < now() - interval ? second
or hostname = ''
or (hostname = ? and token = ?)
)
`,
ThisHostname, ProcessToken.Hash, config.Config.ActiveNodeExpireSeconds, ThisHostname, ProcessToken.Hash,
)
if err != nil {
return false, log.Errore(err)
}
rows, err := sqlResult.RowsAffected()
return (rows > 0), err
}
// FailStaleSeeds marks as failed seeds where no progress have been seen recently
func FailStaleSeeds() error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
_, err = sqlutils.Exec(db, `
update
agent_seed
set
is_complete=1,
is_successful=0
where
is_complete=0
and (
select
max(state_timestamp) as last_state_timestamp
from
agent_seed_state
where
agent_seed.agent_seed_id = agent_seed_state.agent_seed_id
) < now() - interval ? minute`,
config.Config.StaleSeedFailMinutes,
)
return err
}
// ReadResolvedHostname returns the resolved hostname given a hostname, or empty if not exists
func ReadResolvedHostname(hostname string) (string, error) {
var resolvedHostname string = ""
query := fmt.Sprintf(`
select
resolved_hostname
from
hostname_resolve
where
hostname = '%s'
`, hostname)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
resolvedHostname = m.GetString("resolved_hostname")
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return resolvedHostname, err
}
func readAvailableNodes() ([]string, error) {
res := []string{}
query := fmt.Sprintf(`
select
concat(hostname, ';', token) as node
from
node_health
where
last_seen_active > now() - interval 5 minute
order by
hostname
`)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
res = append(res, m.GetString("node"))
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return res, err
}
func readAllHostnameResolves() ([]HostnameResolve, error) {
res := []HostnameResolve{}
query := fmt.Sprintf(`
select
hostname,
resolved_hostname
from
hostname_resolve
`)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
hostnameResolve := HostnameResolve{hostname: m.GetString("hostname"), resolvedHostname: m.GetString("resolved_hostname")}
res = append(res, hostnameResolve)
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return res, err
}
// ReadClusterAliases reads the entrie cluster name aliases mapping
func ReadClusterAliases() error {
updatedMap := make(map[string]string)
query := fmt.Sprintf(`
select
cluster_name,
alias
from
cluster_alias
`)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
updatedMap[m.GetString("cluster_name")] = m.GetString("alias")
return err
})
Cleanup:
if err != nil {
log.Errore(err)
}
clusterAliasMapMutex.Lock()
defer clusterAliasMapMutex.Unlock()
clusterAliasMap = updatedMap
return err
}
// UpdateAgentInfo updates some agent state in backend table
func UpdateAgentInfo(hostname string, agent Agent) error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
_, err = sqlutils.Exec(db, `
update
host_agent
set
last_seen = NOW(),
mysql_port = ?,
count_mysql_snapshots = ?
where
hostname = ?`,
agent.MySQLPort,
len(agent.LogicalVolumes),
hostname,
)
if err != nil {
return log.Errore(err)
}
return nil
}
// WriteLongRunningProcesses rewrites current state of long running processes for given instance
func WriteLongRunningProcesses(instanceKey *InstanceKey, processes []Process) error {
writeFunc := func() error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
_, err = sqlutils.Exec(db, `
delete from
database_instance_long_running_queries
where
hostname = ?
and port = ?
`,
instanceKey.Hostname,
instanceKey.Port)
if err != nil {
return log.Errore(err)
}
for _, process := range processes {
_, merr := sqlutils.Exec(db, `
insert into database_instance_long_running_queries (
hostname,
port,
process_id,
process_started_at,
process_user,
process_host,
process_db,
process_command,
process_time_seconds,
process_state,
process_info
) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)`,
instanceKey.Hostname,
instanceKey.Port,
process.Id,
process.StartedAt,
process.User,
process.Host,
process.Db,
process.Command,
process.Time,
process.State,
process.Info,
)
if merr != nil {
err = merr
}
}
if err != nil {
return log.Errore(err)
}
return nil
}
return ExecDBWriteFunc(writeFunc)
}
// readRecoveries reads recovery entry/audit entires from topology_recovery
func readFailureDetections(whereCondition string, limit string) ([]TopologyRecovery, error) {
res := []TopologyRecovery{}
query := fmt.Sprintf(`
select
detection_id,
hostname,
port,
in_active_period as is_active,
start_active_period,
end_active_period_unixtime,
processing_node_hostname,
processcing_node_token,
analysis,
cluster_name,
cluster_alias,
count_affected_slaves,
slave_hosts
from
topology_failure_detection
%s
order by
detection_id desc
%s
`, whereCondition, limit)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
failureDetection := TopologyRecovery{}
failureDetection.Id = m.GetInt64("detection_id")
failureDetection.IsActive = m.GetBool("is_active")
failureDetection.RecoveryStartTimestamp = m.GetString("start_active_period")
failureDetection.ProcessingNodeHostname = m.GetString("processing_node_hostname")
failureDetection.ProcessingNodeToken = m.GetString("processcing_node_token")
failureDetection.AnalysisEntry.AnalyzedInstanceKey.Hostname = m.GetString("hostname")
failureDetection.AnalysisEntry.AnalyzedInstanceKey.Port = m.GetInt("port")
failureDetection.AnalysisEntry.Analysis = inst.AnalysisCode(m.GetString("analysis"))
failureDetection.AnalysisEntry.ClusterDetails.ClusterName = m.GetString("cluster_name")
failureDetection.AnalysisEntry.ClusterDetails.ClusterAlias = m.GetString("cluster_alias")
failureDetection.AnalysisEntry.CountSlaves = m.GetUint("count_affected_slaves")
failureDetection.AnalysisEntry.ReadSlaveHostsFromString(m.GetString("slave_hosts"))
failureDetection.AnalysisEntry.ClusterDetails.ReadRecoveryInfo()
res = append(res, failureDetection)
return nil
})
Cleanup:
if err != nil {
log.Errore(err)
}
return res, err
}
// ForgetLongUnseenAgents will remove entries of all agents that have long since been last seen.
func ForgetLongUnseenAgents() error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
_, err = sqlutils.Exec(db, `
delete
from host_agent
where
last_submitted < NOW() - interval ? hour`,
config.Config.UnseenAgentForgetHours,
)
return err
}
// ReadRecentAudit returns a list of audit entries order chronologically descending, using page number.
func ReadRecentAudit(instanceKey *InstanceKey, page int) ([]Audit, error) {
res := []Audit{}
var whereCondition string
if instanceKey != nil {
whereCondition = fmt.Sprintf(`where hostname='%s' and port='%d'`, instanceKey.Hostname, instanceKey.Port)
}
query := fmt.Sprintf(`
select
audit_id,
audit_timestamp,
audit_type,
hostname,
port,
message
from
audit
%s
order by
audit_timestamp desc
limit %d
offset %d
`, whereCondition, config.Config.AuditPageSize, page*config.Config.AuditPageSize)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
audit := Audit{}
audit.AuditId = m.GetInt64("audit_id")
audit.AuditTimestamp = m.GetString("audit_timestamp")
audit.AuditType = m.GetString("audit_type")
audit.AuditInstanceKey.Hostname = m.GetString("hostname")
audit.AuditInstanceKey.Port = m.GetInt("port")
audit.Message = m.GetString("message")
res = append(res, audit)
return err
})
Cleanup:
if err != nil {
log.Errore(err)
}
return res, err
}
// Just check to make sure we can connect to the database
func SimpleHealthTest() (*HealthStatus, error) {
health := HealthStatus{Healthy: false, Hostname: ThisHostname, Token: ProcessToken.Hash}
db, err := db.OpenOrchestrator()
if err != nil {
health.Error = err
return &health, log.Errore(err)
}
if err = db.Ping(); err != nil {
health.Error = err
return &health, log.Errore(err)
} else {
health.Healthy = true
return &health, nil
}
}
// ReadActiveMaintenance returns the list of currently active maintenance entries
func ReadActiveMaintenance() ([]Maintenance, error) {
res := []Maintenance{}
query := fmt.Sprintf(`
select
database_instance_maintenance_id,
hostname,
port,
begin_timestamp,
timestampdiff(second, begin_timestamp, now()) as seconds_elapsed,
maintenance_active,
owner,
reason
from
database_instance_maintenance
where
maintenance_active = 1
order by
database_instance_maintenance_id
`)
db, err := db.OpenOrchestrator()
if err != nil {
goto Cleanup
}
err = sqlutils.QueryRowsMap(db, query, func(m sqlutils.RowMap) error {
maintenance := Maintenance{}
maintenance.MaintenanceId = m.GetUint("database_instance_maintenance_id")
maintenance.Key.Hostname = m.GetString("hostname")
maintenance.Key.Port = m.GetInt("port")
maintenance.BeginTimestamp = m.GetString("begin_timestamp")
maintenance.SecondsElapsed = m.GetUint("seconds_elapsed")
maintenance.IsActive = m.GetBool("maintenance_active")
maintenance.Owner = m.GetString("owner")
maintenance.Reason = m.GetString("reason")
res = append(res, maintenance)
return err
})
Cleanup:
if err != nil {
log.Errore(err)
}
return res, err
}
// AttemptRecoveryRegistration tries to add a recovery entry; if this fails that means recovery is already in place.
func AttemptRecoveryRegistration(analysisEntry *inst.ReplicationAnalysis) (bool, error) {
db, err := db.OpenOrchestrator()
if err != nil {
return false, log.Errore(err)
}
sqlResult, err := sqlutils.Exec(db, `
insert ignore
into topology_recovery (
hostname,
port,
in_active_period,
start_active_period,
end_active_period_unixtime,
processing_node_hostname,
processcing_node_token,
analysis,
cluster_name,
cluster_alias,
count_affected_slaves,
slave_hosts
) values (
?,
?,
1,
NOW(),
0,
?,
?,
?,
?,
?,
?,
?
)
`, analysisEntry.AnalyzedInstanceKey.Hostname, analysisEntry.AnalyzedInstanceKey.Port, ThisHostname, ProcessToken.Hash,
string(analysisEntry.Analysis), analysisEntry.ClusterDetails.ClusterName, analysisEntry.ClusterDetails.ClusterAlias, analysisEntry.CountSlaves, analysisEntry.GetSlaveHostsAsString(),
)
if err != nil {
return false, log.Errore(err)
}
rows, err := sqlResult.RowsAffected()
return (err == nil && rows > 0), err
}
// ExpireDowntime will remove the maintenance flag on old downtimes
func ExpireDowntime() error {
db, err := db.OpenOrchestrator()
if err != nil {
return log.Errore(err)
}
{
res, err := sqlutils.Exec(db, `
delete from
database_instance_downtime
where
downtime_active is null
and end_timestamp < NOW() - INTERVAL ? DAY
`,
config.Config.MaintenancePurgeDays,
)
if err != nil {
return log.Errore(err)
}
if rowsAffected, _ := res.RowsAffected(); rowsAffected > 0 {
AuditOperation("expire-downtime", nil, fmt.Sprintf("Purged %d historical entries", rowsAffected))
}
}
{
res, err := sqlutils.Exec(db, `
update
database_instance_downtime
set
downtime_active = NULL
where
downtime_active = 1
and end_timestamp < NOW()
`,
)
if err != nil {
return log.Errore(err)
}
if rowsAffected, _ := res.RowsAffected(); rowsAffected > 0 {
AuditOperation("expire-downtime", nil, fmt.Sprintf("Expired %d entries", rowsAffected))
}
}
return err
}
