ES - Node APIs

# If no filters are given, the default is to select all nodes
curl -X GET "localhost:9200/_nodes?pretty"
# Explicitly select all nodes
curl -X GET "localhost:9200/_nodes/_all?pretty"
# Select just the local node
curl -X GET "localhost:9200/_nodes/_local?pretty"
# Select the elected master node
curl -X GET "localhost:9200/_nodes/_master?pretty"
# Select nodes by name, which can include wildcards
curl -X GET "localhost:9200/_nodes/node_name_goes_here?pretty"
curl -X GET "localhost:9200/_nodes/node_name_goes_*?pretty"
# Select nodes by address, which can include wildcards
curl -X GET "localhost:9200/_nodes/10.0.0.3,10.0.0.4?pretty"
curl -X GET "localhost:9200/_nodes/10.0.0.*?pretty"
# Select nodes by role
curl -X GET "localhost:9200/_nodes/_all,master:false?pretty"
curl -X GET "localhost:9200/_nodes/data:true,ingest:true?pretty"
curl -X GET "localhost:9200/_nodes/coordinating_only:true?pretty"
# Select nodes by custom attribute (e.g. with something like `node.attr.rack: 2` in the configuration file)
curl -X GET "localhost:9200/_nodes/rack:2?pretty"
curl -X GET "localhost:9200/_nodes/ra*:2?pretty"
curl -X GET "localhost:9200/_nodes/ra*:2*?pretty"