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list.go
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list.go
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package databasesession
import (
"fmt"
"github.com/UpCloudLtd/upcloud-cli/v3/internal/commands"
"github.com/UpCloudLtd/upcloud-cli/v3/internal/completion"
"github.com/UpCloudLtd/upcloud-cli/v3/internal/format"
"github.com/UpCloudLtd/upcloud-cli/v3/internal/output"
"github.com/UpCloudLtd/upcloud-cli/v3/internal/resolver"
"github.com/UpCloudLtd/upcloud-cli/v3/internal/ui"
"github.com/UpCloudLtd/upcloud-go-api/v8/upcloud"
"github.com/UpCloudLtd/upcloud-go-api/v8/upcloud/request"
"github.com/spf13/pflag"
)
type listCommand struct {
*commands.BaseCommand
resolver.CachingDatabase
completion.Database
limit int
offset int
order string
}
// ListCommand creates the "session list" command
func ListCommand() commands.Command {
return &listCommand{
BaseCommand: commands.New(
"list",
"List current sessions to specified database",
"upctl database session list 0fa980c4-0e4f-460b-9869-11b7bd62b832",
"upctl database session list mysql-1 --limit 16 --offset 32 --order pid:desc",
),
}
}
// InitCommand implements Command.InitCommand
func (s *listCommand) InitCommand() {
flagSet := &pflag.FlagSet{}
flagSet.IntVar(&s.limit, "limit", 10, "Number of entries to receive at most.")
flagSet.IntVar(&s.limit, "offset", 0, "Offset for retrieved results based on sort order.")
flagSet.StringVar(&s.order, "order", "query_duration:desc", "Key and direction for sorting.")
s.AddFlags(flagSet)
}
// Execute implements commands.MultipleArgumentCommand
func (s *listCommand) Execute(exec commands.Executor, uuid string) (output.Output, error) {
svc := exec.All()
db, err := svc.GetManagedDatabase(exec.Context(), &request.GetManagedDatabaseRequest{UUID: uuid})
if err != nil {
return nil, err
}
var outputFn func(sessions upcloud.ManagedDatabaseSessions) output.Output
switch db.Type {
case upcloud.ManagedDatabaseServiceTypeMySQL:
outputFn = mysql
case upcloud.ManagedDatabaseServiceTypePostgreSQL:
outputFn = pg
case upcloud.ManagedDatabaseServiceTypeRedis:
outputFn = redis
default:
return nil, fmt.Errorf("session list not supported for database type %s", db.Type)
}
if db.State != upcloud.ManagedDatabaseStateRunning {
return nil, fmt.Errorf("database is not in running state")
}
sessions, err := svc.GetManagedDatabaseSessions(exec.Context(), &request.GetManagedDatabaseSessionsRequest{
Limit: s.limit,
Offset: s.offset,
Order: s.order,
UUID: uuid,
})
if err != nil {
return nil, err
}
return outputFn(sessions), nil
}
func mysql(sessions upcloud.ManagedDatabaseSessions) output.Output {
rows := make([]output.TableRow, 0)
for _, session := range sessions.MySQL {
rows = append(rows, output.TableRow{
session.Id,
session.Query,
session.Usename,
session.ClientAddr,
session.ApplicationName,
session.Datname,
session.QueryDuration.String(),
session.State,
})
}
return output.MarshaledWithHumanOutput{
Value: sessions,
Output: output.Table{
Columns: []output.TableColumn{
{Key: "id", Header: "Process ID", Format: format.DatabaseSessionPID},
{Key: "query", Header: "Query"},
{Key: "usename", Header: "Username"},
{Key: "client_addr", Header: "Client IP", Colour: ui.DefaultAddressColours},
{Key: "application_name", Header: "Application"},
{Key: "datname", Header: "Database"},
{Key: "query_duration", Header: "Age"},
{Key: "state", Header: "State", Format: format.DatabaseSessionState},
},
Rows: rows,
},
}
}
func pg(sessions upcloud.ManagedDatabaseSessions) output.Output {
rows := make([]output.TableRow, 0)
for _, session := range sessions.PostgreSQL {
rows = append(rows, output.TableRow{
session.Id,
session.Query,
session.Usename,
session.ClientAddr,
session.ApplicationName,
session.Datname,
session.QueryDuration.String(),
session.State,
})
}
return output.MarshaledWithHumanOutput{
Value: sessions,
Output: output.Table{
Columns: []output.TableColumn{
{Key: "id", Header: "Process ID", Format: format.DatabaseSessionPID},
{Key: "query", Header: "Query"},
{Key: "usename", Header: "Username"},
{Key: "client_addr", Header: "Client IP", Colour: ui.DefaultAddressColours},
{Key: "application_name", Header: "Application"},
{Key: "datname", Header: "Database"},
{Key: "query_duration", Header: "Query duration"},
{Key: "state", Header: "State", Format: format.DatabaseSessionState},
},
Rows: rows,
},
}
}
func redis(sessions upcloud.ManagedDatabaseSessions) output.Output {
rows := make([]output.TableRow, 0)
for _, session := range sessions.Redis {
rows = append(rows, output.TableRow{
session.Id,
session.Query,
session.FlagsRaw,
session.ClientAddr,
session.ApplicationName,
session.ActiveDatabase,
session.ConnectionAge.String(),
session.ConnectionIdle.String(),
})
}
return output.MarshaledWithHumanOutput{
Value: sessions,
Output: output.Table{
Columns: []output.TableColumn{
{Key: "id", Header: "Process ID", Format: format.DatabaseSessionPID},
{Key: "query", Header: "Query"},
{Key: "flags_raw", Header: "Flags"},
{Key: "client_addr", Header: "Client IP", Colour: ui.DefaultAddressColours},
{Key: "application_name", Header: "Application name"},
{Key: "active_database", Header: "Database"},
{Key: "connection_age", Header: "Age"},
{Key: "connection_idle", Header: "Idle"},
},
Rows: rows,
},
}
}