netdata/netdata

// SPDX-License-Identifier: GPL-3.0-or-later

package couchdb

import (
    "errors"
    "net/http"

    "github.com/netdata/netdata/go/go.d.plugin/agent/module"
    "github.com/netdata/netdata/go/go.d.plugin/pkg/web"
)

func (cdb *CouchDB) validateConfig() error {
    if cdb.URL == "" {
        return errors.New("URL not set")
    }
    if cdb.Node == "" {
        return errors.New("'node' not set")
    }
    if _, err := web.NewHTTPRequest(cdb.Request); err != nil {
        return err
    }
    return nil
}

func (cdb *CouchDB) initHTTPClient() (*http.Client, error) {
    return web.NewHTTPClient(cdb.Client)
}

func (cdb *CouchDB) initCharts() (*Charts, error) {
    charts := module.Charts{}

    if err := charts.Add(*dbActivityCharts.Copy()...); err != nil {
        return nil, err
    }
    if err := charts.Add(*httpTrafficBreakdownCharts.Copy()...); err != nil {
        return nil, err
    }
    if err := charts.Add(*serverOperationsCharts.Copy()...); err != nil {
        return nil, err
    }
    if len(cdb.databases) != 0 {
        dbCharts := dbSpecificCharts.Copy()

        if err := charts.Add(*dbCharts...); err != nil {
            return nil, err
        }

        for _, chart := range *dbCharts {
            for _, db := range cdb.databases {
                if err := chart.AddDim(&module.Dim{ID: "db_" + db + "_" + chart.ID, Name: db}); err != nil {
                    return nil, err
                }
            }
        }

    }
    if err := charts.Add(*erlangStatisticsCharts.Copy()...); err != nil {
        return nil, err
    }

    if len(charts) == 0 {
        return nil, errors.New("zero charts")
    }
    return &charts, nil
}