Terraform: subnet id

subnet_id

• aws ec2 describe-subnets
• aws ec2 describe-instances | grep -i SubnetId

Examples

• subnet_id = "subnet-0a72be05b421abcde"

Errors

• terraform plan

│ Error: Error in function call
│
│   on ../path_to_your/plan.tf line 7, in resource "aws_instance" "this":
│    7:   subnet_id = element(var.subnet_ids,count.index)
│     ├────────────────
│     │ count.index is 0
│     │ var.subnet_ids is empty list of string
│
│ Call to function "element" failed: cannot use element function with an empty list.

Related

• aws_subnet_ids
• Terraform: VPCIdNotSpecified
• InvalidSubnetID

tf show | grep subnet_id

See also

• Terraform AWS: aws_instance: ami, availability_zone, instance_type, key_name, aws_key_pair, monitoring, associate_public_ip_address, tenancy, subnet_id, user_data, root_block_device, iam_instance_profile, vpc_security_group_ids, root_block_device
• Terraform, OpenTofu, Terrakube.org, Installation, Terraform AWS, Terraform GCP, Terraform commands, Terraform Cloud, Terraform Enterprise (TFE), HCL, HIL, meta-arguments, providers, modules, resource, provisioners, data sources, backends: remote backends, examples, configuration files, state files, variables, types, Terraform Registry, conditionals: depends_on, functions, Blocks, dynamic blocks, errors, Terragrunt, Terraformer, Terratest, Terraform certifications, Terraform map type, Terraform Associate, Terraform: list type, TF_VAR_, TF_LOG, Terraform provider versioning, Terraform Style Conventions, Required version, Terraform plugin, Terraform Named Values, tags, Changelog, tfsec, tflint, Operators, Expressions: for, splat, Debugging, Namespaces, Terraform Landing Zones, CDKTF, Atmos