I want to use Ranger to control the access to elasticsearch, so I intall elasticsearch 7.1.1, and open kerberos for es. after install elasticsearch-ranger plugin, it can Synchronize policy from ranger, and kerberos Certification has passed，but when I send url like this, an error occurred, any suggestion is thansful.
ranger-elasticsearch plugin introduction
https://cwiki.apache.org/confluence/display/RANGER/Elasticsearch+Plugin
curl -XGET --tlsv1.2 --negotiate -k -u elasticsearch: 'https://189.211.150.246:24100/_cluster/health?pretty'
{
"error" : {
"root_cause" : [
{
"type" : "status_exception",
"reason" : "Error: Failed to parse user authentication."
}
],
"type" : "status_exception",
"reason" : "Error: Failed to parse user authentication.",
"caused_by" : {
"type" : "illegal_argument_exception",
"reason" : "Illegal base64 character 20"
}
},
"status" : 401
}