List Load Balancers
elbv2.describe_load_balancers
ActionAmazon Web Servicesconnection required
Calls the AWS elbv2 API (SigV4).
List ALBs/NLBs and their DNS names.
Connection
- Required
- Yes — the node will not save without one
- Auth type
- API key
- Providers
- Elastic Load Balancing
- Secret shape
- {"access_key_id", "secret_access_key"}
- Config it needs
- region
- Resolved by
- config.connection_id, else node.connection_id
Configuration
3 fields, none required. A dotted path is a nested object and name[] an array of objects — the editor renders the same tree.
| Field | Type | Required | Default | Constraints | Example |
|---|---|---|---|---|---|
region AWS region (overrides the connection). | string | No | — | — | — |
names Specific load balancer names. | array | No | — | array of string | — |
next_token Continue from a previous run of this node by passing that run's 'next_token' output; leave blank for the first page. | string | No | — | — | — |
Output
One shape.
result
| Field | Type | Example |
|---|---|---|
load_balancers One entry per load balancer: name, arn, vpc_id, canonical_hosted_zone_id (the zone a Route 53 alias record points at), dns_name, scheme, type, state, state_reason, created_time, ip_address_type, security_groups and availability_zones (zone_name and subnet_id). | array | — |
count | number | — |
next_token Cursor for the next page; empty when there are no further pages. | string | — |
{
"count": 0,
"load_balancers": [],
"next_token": ""
}Related Elastic Load Balancing nodes
See List Load Balancers run in a workflow.
In a technical demo we add the Elastic Load Balancing connection, drop the node on the canvas and let Workflow Health pre-flight it before the first real run.