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// SPDX-License-Identifier: GPL-3.0-or-later
package pgbouncer
import (
"fmt"
"strings"
"github.com/netdata/netdata/go/go.d.plugin/agent/module"
)
const (
prioClientConnectionsUtilization = module.Priority + iota
prioDBClientConnections
prioDBServerConnections
prioDBServerConnectionsUtilization
prioDBClientsWaitTime
prioDBClientsWaitMaxTime
prioDBTransactions
prioDBTransactionsTime
prioDBTransactionsAvgTime
prioDBQueries
prioDBQueriesTime
prioDBQueryAvgTime
prioDBNetworkIO
)
var (
globalCharts = module.Charts{
clientConnectionsUtilization.Copy(),
}
clientConnectionsUtilization = module.Chart{
ID: "client_connections_utilization",
Title: "Client connections utilization",
Units: "percentage",
Fam: "client connections",
Ctx: "pgbouncer.client_connections_utilization",
Priority: prioClientConnectionsUtilization,
Dims: module.Dims{
{ID: "cl_conns_utilization", Name: "used"},
},
}
)
var (
dbChartsTmpl = module.Charts{
dbClientConnectionsTmpl.Copy(),
dbServerConnectionsUtilizationTmpl.Copy(),
dbServerConnectionsTmpl.Copy(),
dbClientsWaitTimeChartTmpl.Copy(),
dbClientMaxWaitTimeChartTmpl.Copy(),
dbTransactionsChartTmpl.Copy(),
dbTransactionsTimeChartTmpl.Copy(),
dbTransactionAvgTimeChartTmpl.Copy(),
dbQueriesChartTmpl.Copy(),
dbQueriesTimeChartTmpl.Copy(),
dbQueryAvgTimeChartTmpl.Copy(),
dbNetworkIOChartTmpl.Copy(),
}
dbClientConnectionsTmpl = module.Chart{
ID: "db_%s_client_connections",
Title: "Database client connections",
Units: "connections",
Fam: "client connections",
Ctx: "pgbouncer.db_client_connections",
Priority: prioDBClientConnections,
Type: module.Stacked,
Dims: module.Dims{
{ID: "db_%s_cl_active", Name: "active"},
{ID: "db_%s_cl_waiting", Name: "waiting"},
{ID: "db_%s_cl_cancel_req", Name: "cancel_req"},
},
}
dbServerConnectionsTmpl = module.Chart{
ID: "db_%s_server_connections",
Title: "Database server connections",
Units: "connections",
Fam: "server connections",
Ctx: "pgbouncer.db_server_connections",
Priority: prioDBServerConnections,
Type: module.Stacked,
Dims: module.Dims{
{ID: "db_%s_sv_active", Name: "active"},
{ID: "db_%s_sv_idle", Name: "idle"},
{ID: "db_%s_sv_used", Name: "used"},
{ID: "db_%s_sv_tested", Name: "tested"},
{ID: "db_%s_sv_login", Name: "login"},
},
}
dbServerConnectionsUtilizationTmpl = module.Chart{
ID: "db_%s_server_connections_utilization",
Title: "Database server connections utilization",
Units: "percentage",
Fam: "server connections limit",
Ctx: "pgbouncer.db_server_connections_utilization",
Priority: prioDBServerConnectionsUtilization,
Dims: module.Dims{
{ID: "db_%s_sv_conns_utilization", Name: "used"},
},
}
dbClientsWaitTimeChartTmpl = module.Chart{
ID: "db_%s_clients_wait_time",
Title: "Database clients wait time",
Units: "seconds",
Fam: "clients wait time",
Ctx: "pgbouncer.db_clients_wait_time",
Priority: prioDBClientsWaitTime,
Dims: module.Dims{
{ID: "db_%s_total_wait_time", Name: "time", Algo: module.Incremental, Div: 1e6},
},
}
dbClientMaxWaitTimeChartTmpl = module.Chart{
ID: "db_%s_client_max_wait_time",
Title: "Database client max wait time",
Units: "seconds",
Fam: "client max wait time",
Ctx: "pgbouncer.db_client_max_wait_time",
Priority: prioDBClientsWaitMaxTime,
Dims: module.Dims{
{ID: "db_%s_maxwait", Name: "time", Div: 1e6},
},
}
dbTransactionsChartTmpl = module.Chart{
ID: "db_%s_transactions",
Title: "Database pooled SQL transactions",
Units: "transactions/s",
Fam: "transactions",
Ctx: "pgbouncer.db_transactions",
Priority: prioDBTransactions,
Dims: module.Dims{
{ID: "db_%s_total_xact_count", Name: "transactions", Algo: module.Incremental},
},
}
dbTransactionsTimeChartTmpl = module.Chart{
ID: "db_%s_transactions_time",
Title: "Database transactions time",
Units: "seconds",
Fam: "transactions time",
Ctx: "pgbouncer.db_transactions_time",
Priority: prioDBTransactionsTime,
Dims: module.Dims{
{ID: "db_%s_total_xact_time", Name: "time", Algo: module.Incremental, Div: 1e6},
},
}
dbTransactionAvgTimeChartTmpl = module.Chart{
ID: "db_%s_transactions_average_time",
Title: "Database transaction average time",
Units: "seconds",
Fam: "transaction avg time",
Ctx: "pgbouncer.db_transaction_avg_time",
Priority: prioDBTransactionsAvgTime,
Dims: module.Dims{
{ID: "db_%s_avg_xact_time", Name: "time", Algo: module.Incremental, Div: 1e6},
},
}
dbQueriesChartTmpl = module.Chart{
ID: "db_%s_queries",
Title: "Database pooled SQL queries",
Units: "queries/s",
Fam: "queries",
Ctx: "pgbouncer.db_queries",
Priority: prioDBQueries,
Dims: module.Dims{
{ID: "db_%s_total_query_count", Name: "queries", Algo: module.Incremental},
},
}
dbQueriesTimeChartTmpl = module.Chart{
ID: "db_%s_queries_time",
Title: "Database queries time",
Units: "seconds",
Fam: "queries time",
Ctx: "pgbouncer.db_queries_time",
Priority: prioDBQueriesTime,
Dims: module.Dims{
{ID: "db_%s_total_query_time", Name: "time", Algo: module.Incremental, Div: 1e6},
},
}
dbQueryAvgTimeChartTmpl = module.Chart{
ID: "db_%s_query_average_time",
Title: "Database query average time",
Units: "seconds",
Fam: "query avg time",
Ctx: "pgbouncer.db_query_avg_time",
Priority: prioDBQueryAvgTime,
Dims: module.Dims{
{ID: "db_%s_avg_query_time", Name: "time", Algo: module.Incremental, Div: 1e6},
},
}
dbNetworkIOChartTmpl = module.Chart{
ID: "db_%s_network_io",
Title: "Database traffic",
Units: "B/s",
Fam: "traffic",
Ctx: "pgbouncer.db_network_io",
Priority: prioDBNetworkIO,
Type: module.Area,
Dims: module.Dims{
{ID: "db_%s_total_received", Name: "received", Algo: module.Incremental},
{ID: "db_%s_total_sent", Name: "sent", Algo: module.Incremental, Mul: -1},
},
}
)
func newDatabaseCharts(dbname, pgDBName string) *module.Charts {
charts := dbChartsTmpl.Copy()
for _, c := range *charts {
c.ID = fmt.Sprintf(c.ID, dbname)
c.Labels = []module.Label{
{Key: "database", Value: dbname},
{Key: "postgres_database", Value: pgDBName},
}
for _, d := range c.Dims {
d.ID = fmt.Sprintf(d.ID, dbname)
}
}
return charts
}
func (p *PgBouncer) addNewDatabaseCharts(dbname, pgDBName string) {
charts := newDatabaseCharts(dbname, pgDBName)
if err := p.Charts().Add(*charts...); err != nil {
p.Warning(err)
}
}
func (p *PgBouncer) removeDatabaseCharts(dbname string) {
prefix := fmt.Sprintf("db_%s_", dbname)
for _, c := range *p.Charts() {
if strings.HasPrefix(c.ID, prefix) {
c.MarkRemove()
c.MarkNotCreated()
}
}
}
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