90 lines
2.4 KiB
Go
90 lines
2.4 KiB
Go
package main
|
|
|
|
import (
|
|
"context"
|
|
"crypto/tls"
|
|
"encoding/xml"
|
|
"flag"
|
|
"log"
|
|
"net/http"
|
|
|
|
"github.com/dnaeon/go-ucs/api"
|
|
"github.com/dnaeon/go-ucs/mo"
|
|
"github.com/prometheus/client_golang/prometheus/promhttp"
|
|
)
|
|
|
|
var sha1ver string // sha1 revision used to build the program
|
|
var buildTime string // when the executable was built
|
|
|
|
func main() {
|
|
vURL := flag.String("url", "", "The URL of a UCS Manager, eg https://server.domain.example/nuova")
|
|
vUser := flag.String("user", "ucspe", "The username to use when connecting to UCS Manager")
|
|
vPass := flag.String("password", "ucspe", "The password to use when connecting to UCS Manager")
|
|
flag.Parse()
|
|
|
|
// The following example shows how to retrieve all compute blades.
|
|
|
|
// Skip SSL certificate verification of remote endpoint.
|
|
tr := &http.Transport{
|
|
TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
|
|
}
|
|
httpClient := &http.Client{Transport: tr}
|
|
|
|
// Create a new Cisco UCS API client
|
|
config := api.Config{
|
|
Endpoint: *vURL,
|
|
Username: *vUser,
|
|
Password: *vPass,
|
|
HttpClient: httpClient,
|
|
}
|
|
|
|
client, err := api.NewClient(config)
|
|
if err != nil {
|
|
log.Fatalf("Unable to create API client: %s", err)
|
|
}
|
|
|
|
ctx := context.Background()
|
|
|
|
log.Printf("Logging in to %s\n", config.Endpoint)
|
|
if _, err := client.AaaLogin(ctx); err != nil {
|
|
log.Fatalf("Unable to login: %s\n", err)
|
|
}
|
|
defer client.AaaLogout(ctx)
|
|
|
|
log.Printf("Got authentication cookie: %s\n", client.Cookie)
|
|
|
|
// The type into which we unmarshal the result data
|
|
type blades struct {
|
|
XMLName xml.Name
|
|
Blades []mo.ComputeBlade `xml:"computeBlade"`
|
|
}
|
|
|
|
req := api.ConfigResolveClassRequest{
|
|
Cookie: client.Cookie,
|
|
ClassId: "computeBlade",
|
|
InHierarchical: "false",
|
|
}
|
|
|
|
var out blades
|
|
|
|
log.Println("Retrieving managed objects with class `computeBlade`")
|
|
if err := client.ConfigResolveClass(ctx, req, &out); err != nil {
|
|
log.Fatalf("Unable to retrieve `computeBlade` managed object: %s", err)
|
|
}
|
|
|
|
log.Printf("Retrieved %d compute blades\n", len(out.Blades))
|
|
for _, blade := range out.Blades {
|
|
log.Printf("%s:\n", blade.Dn)
|
|
log.Printf("\tNumber of CPUs: %d\n", blade.NumOfCpus)
|
|
log.Printf("\tTotal Memory: %d\n", blade.TotalMemory)
|
|
log.Printf("\tModel: %s\n", blade.Model)
|
|
log.Printf("\tVendor: %s\n", blade.Vendor)
|
|
}
|
|
|
|
// Start prometheus exporter
|
|
http.Handle("/metrics", promhttp.Handler())
|
|
|
|
// TODO - run this in a go routine to avoid blocking, as per cbs code
|
|
log.Fatal(http.ListenAndServe(":9101", nil))
|
|
}
|