func main() {
flag.Usage = func() {
fmt.Fprintf(os.Stderr, "Usage of %s:\n", os.Args[0])
flag.PrintDefaults()
fmt.Fprintln(os.Stderr, "\nNOTE: that this program requires correctly set cbauth env variable.")
fmt.Fprintf(os.Stderr, "E.g: CBAUTH_REVRPC_URL='http://*****:*****@127.0.0.1:9000/cbauth-demo' \\\n"+
"%s --serverURL=http://10.17.3.172:9000 --bucketName=bucket-foo\n\n", os.Args[0])
}
flag.Parse()
client, err := couchbase.ConnectWithAuth(*serverURL, cbauth.NewAuthHandler(nil))
if err != nil {
log.Fatal(err)
}
p, err := client.GetPool("default")
if err != nil {
log.Fatal(err)
}
b, err := p.GetBucket(*bucketName)
if err != nil {
log.Fatal(err)
}
log.Printf("Setting key `%s' to `%s' in bucket `%s'", *keyToSet, *valueToSet, *bucketName)
err = b.SetRaw(*keyToSet, 0, []byte(*valueToSet))
if err != nil {
log.Fatal(err)
}
}
func initCbAuth(url string) (*cb.Client, error) {
transport := cbauth.WrapHTTPTransport(cb.HTTPTransport, nil)
cb.HTTPClient.Transport = transport
client, err := cb.ConnectWithAuth(url, cbauth.NewAuthHandler(nil))
if err != nil {
return nil, err
}
logging.Infof(" Initialization of cbauth succeeded ")
return &client, nil
}
func loadNamespace(s *site, name string) (*namespace, errors.Error) {
cbpool, err := s.client.GetPool(name)
if err != nil {
if name == "default" {
// if default pool is not available, try reconnecting to the server
url := s.URL()
var client cb.Client
if s.CbAuthInit == true {
client, err = cb.ConnectWithAuth(url, cbauth.NewAuthHandler(nil))
} else {
client, err = cb.Connect(url)
}
if err != nil {
return nil, errors.NewCbNamespaceNotFoundError(err, "Namespace "+name)
}
// check if the default pool exists
cbpool, err = client.GetPool(name)
if err != nil {
return nil, errors.NewCbNamespaceNotFoundError(err, "Namespace "+name)
}
s.client = client
}
}
rv := namespace{
site: s,
name: name,
cbNamespace: cbpool,
keyspaceCache: make(map[string]datastore.Keyspace),
}
return &rv, nil
}
func (p *namespace) refresh(changed bool) {
// trigger refresh of this pool
logging.Debugf("Refreshing pool %s", p.name)
newpool, err := p.site.client.GetPool(p.name)
if err != nil {
var client cb.Client
logging.Errorf("Error updating pool name %s: Error %v", p.name, err)
url := p.site.URL()
/*
transport := cbauth.WrapHTTPTransport(cb.HTTPTransport, nil)
cb.HTTPClient.Transport = transport
*/
if p.site.CbAuthInit == true {
client, err = cb.ConnectWithAuth(url, cbauth.NewAuthHandler(nil))
} else {
client, err = cb.Connect(url)
}
if err != nil {
logging.Errorf("Error connecting to URL %s", url)
return
}
// check if the default pool exists
newpool, err = client.GetPool(p.name)
if err != nil {
logging.Errorf("Retry Failed Error updating pool name %s: Error %v", p.name, err)
return
}
p.site.client = client
}
p.lock.Lock()
defer p.lock.Unlock()
for name, ks := range p.keyspaceCache {
logging.Debugf(" Checking keyspace %s", name)
newbucket, err := newpool.GetBucket(name)
if err != nil {
changed = true
ks.(*keyspace).deleted = true
logging.Errorf(" Error retrieving bucket %s", name)
delete(p.keyspaceCache, name)
} else if ks.(*keyspace).cbbucket.UUID != newbucket.UUID {
logging.Debugf(" UUid of keyspace %v uuid now %v", ks.(*keyspace).cbbucket.UUID, newbucket.UUID)
// UUID has changed. Update the keyspace struct with the newbucket
ks.(*keyspace).cbbucket = newbucket
}
// Not deleted. Check if GSI indexer is available
if ks.(*keyspace).gsiIndexer == nil {
ks.(*keyspace).refreshIndexer(p.site.URL(), p.Name())
}
}
if changed == true {
p.setPool(newpool)
}
}