func (self *TDynamoDBStore) waitUntilTableIsActive(table string) {
checkTimeout, _ := time.ParseDuration(TableCreateCheckTimeout)
checkInterval, _ := time.ParseDuration(TableCreateCheckPollInterval)
ok, err := annoying.WaitUntil("table active", func() (status bool, err error) {
status = false
desc, err := self.dynamoServer.DescribeTable(table)
if err != nil {
return
}
if desc.TableStatus == TableStatusActive {
status = true
return
}
return
}, checkInterval, checkTimeout)
if !ok {
glog.Fatalf("Failed with: %s", err.Error())
}
}
func main() {
var cfg Config
err := gcfg.ReadFileInto(&cfg, "dynamodb.gcfg.local")
if err != nil {
glog.Fatal(err)
}
store := MakeDynamoDBStore(cfg.DynamoDemos_AWS.Key, cfg.DynamoDemos_AWS.Secret)
store.InitTable()
item := MakeItem("some-unique-id", StringAttr("color", "red"))
// insert row
if ok, err := store.PutItem(item); !ok {
glog.Fatalf("Failed to save item %v because of: %v", item, err)
}
glog.Infof("Item %v saved ", item)
// find row
savedItem, err := store.GetItem(item.PrimaryKey)
if err != nil {
glog.Fatalf("Failed to get saved item with pk %s", item.PrimaryKey)
}
glog.Infof("Got item %#v", savedItem)
// find non-existing row
_, err = store.GetItem("unknown")
if err == nil {
glog.Fatalf("Shouldnt get an item with pk %s", "unknown")
} else if err.Error() == "Item not found" {
glog.Infof("Failed to get non-existent item with err %s", err.Error())
} else {
glog.Fatalf("Failed to get non-existent item with unexpected err %s", err.Error())
}
// update row
updItem := MakeItem("some-unique-id", StringAttr("color", "violet"))
if ok, err := store.UpdateItem(updItem); !ok {
glog.Fatalf("Failed to update item with unexpected err: %v", err)
}
// delete row
if ok, err := store.DeleteItem(item); !ok {
glog.Fatalf("Failed to delete item with unexpected err: %v", err)
}
store.DestroyTable()
}