firehol/netdata

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

package consul

const (
    // https://www.consul.io/api-docs/agent/check#list-checks
    urlPathAgentChecks = "/v1/agent/checks"
)

type agentCheck struct {
    Node        string
    CheckID     string
    Name        string
    Status      string
    ServiceID   string
    ServiceName string
    ServiceTags []string
}

func (c *Consul) collectChecks(mx map[string]int64) error {
    req, err := c.createRequest(urlPathAgentChecks)
    if err != nil {
        return err
    }

    var checks map[string]*agentCheck

    if err := c.client().RequestJSON(req, &checks); err != nil {
        return err
    }

    for id, check := range checks {
        if !c.checks[id] {
            c.checks[id] = true
            c.addHealthCheckCharts(check)
        }

        mx["health_check_"+id+"_passing_status"] = boolToInt(check.Status == "passing")
        mx["health_check_"+id+"_warning_status"] = boolToInt(check.Status == "warning")
        mx["health_check_"+id+"_critical_status"] = boolToInt(check.Status == "critical")
        mx["health_check_"+id+"_maintenance_status"] = boolToInt(check.Status == "maintenance")
    }

    for id := range c.checks {
        if _, ok := checks[id]; !ok {
            delete(c.checks, id)
            c.removeHealthCheckCharts(id)
        }
    }

    return nil
}