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feat: Add "num_suffix_format" variable for instance naming #147

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merged 3 commits into from
Jun 10, 2020
Merged

feat: Add "num_suffix_format" variable for instance naming #147

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8e26c60
Add num_suffix_format variable, use in volume and EC2 instance Name l…
Mar 12, 2020
eb4e479
Fix the num_suffix_format expression; remove the erroneous hyphen
Mar 12, 2020
72fa578
Fixed formatting
antonbabenko Jun 10, 2020
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1 change: 1 addition & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -124,6 +124,7 @@ No requirements.
| monitoring | If true, the launched EC2 instance will have detailed monitoring enabled | `bool` | `false` | no |
| name | Name to be used on all resources as prefix | `string` | n/a | yes |
| network\_interface | Customize network interfaces to be attached at instance boot time | `list(map(string))` | `[]` | no |
| num\_suffix\_format | Numerical suffix format used as the volume and EC2 instance name suffix | `string` | `"-%d"` | no |
| placement\_group | The Placement Group to start the instance in | `string` | `""` | no |
| private\_ip | Private IP address to associate with the instance in a VPC | `string` | `null` | no |
| private\_ips | A list of private IP address to associate with the instance in a VPC. Should match the number of instances. | `list(string)` | `[]` | no |
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4 changes: 2 additions & 2 deletions main.tf
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Expand Up @@ -78,14 +78,14 @@ resource "aws_instance" "this" {

tags = merge(
{
"Name" = var.instance_count > 1 || var.use_num_suffix ? format("%s-%d", var.name, count.index + 1) : var.name
"Name" = var.instance_count > 1 || var.use_num_suffix ? format("%s${var.num_suffix_format}", var.name, count.index + 1) : var.name
},
var.tags,
)

volume_tags = merge(
{
"Name" = var.instance_count > 1 || var.use_num_suffix ? format("%s-%d", var.name, count.index + 1) : var.name
"Name" = var.instance_count > 1 || var.use_num_suffix ? format("%s${var.num_suffix_format}", var.name, count.index + 1) : var.name
},
var.volume_tags,
)
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7 changes: 7 additions & 0 deletions variables.tf
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Expand Up @@ -187,3 +187,10 @@ variable "use_num_suffix" {
default = false
}

variable "num_suffix_format" {
description = "Numerical suffix format used as the volume and EC2 instance name suffix"
type = string
default = "-%d"
}