esctl/pkg/es/license.go

/*
Copyright © 2026 Thomas von Dein

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package es

import (
	"context"
	"fmt"
	"log/slog"

	"codeberg.org/scip/esctl/pkg/cfg"
	"codeberg.org/scip/esctl/pkg/printer"
)

func LicenseShow(conf *cfg.Config) error {
	res, err := conf.DefaultCluster.ES().License.Get().
		Do(context.Background())
	if err != nil {
		return fmt.Errorf("failed to get license: %s", esErrorString(err))
	}

	slog.Debug("license show", "license", res)

	table := printer.NewTableEmpty(conf).WithHeaders("license setting", "value")

	lic := res.License

	var maxnodes = "infinite"
	var maxunits = "infinite"
	var expire = "never"

	if lic.MaxNodes != nil {
		maxnodes = fmt.Sprintf("%d", *lic.MaxNodes)
	}

	if lic.ExpiryDate != nil {
		expire = lic.ExpiryDate.(string)
	}

	if lic.MaxResourceUnits != nil {
		maxunits = fmt.Sprintf("%d", *lic.MaxResourceUnits)
	}

	table.Entries = [][]string{
		{"UID", lic.Uid},
		{"Issued to", lic.IssuedTo},
		{"Expires", expire},
		{"Issued", lic.IssueDate.(string)},
		{"Max nodes", maxnodes},
		{"Max resource units", maxunits},
		{"Type", lic.Type.Name},
		{"Status", lic.Status.Name},
	}

	return table.Print()
}