---
title: Precursor
---
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# Precursor
#### resource cloudflare\_precursor
##### required Expand Collapse
zone\_id: String
Identifier.
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20resource)%20%3E%20(attribute)%20zone_id>)
##### optional Expand Collapse
Deprecateddefault\_mode?: String
The zone-level Precursor enforcement mode applied to requests that do not match a more specific enforcement rule.
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20resource)%20%3E%20(attribute)%20default_mode>)
Deprecatedenforcement\_rules?: List\[Attributes]
The ordered list of enforcement rules for the zone.
expression: String
The filter expression that determines which requests the rule matches.
Link to this property
mode: String
The override mode Precursor applies to requests matching an enforcement rule. Unlike default_mode, this cannot be off.
Link to this property
id: String
The read-only identifier that Cloudflare assigns to the rule.
Link to this property
description?: String
An informative description of the rule.
Link to this property
enabled?: Bool
Whether the rule is active.
Link to this property
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20resource)%20%3E%20(attribute)%20enforcement_rules>)
##### computed Expand Collapse
id: String
Identifier.
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20resource)%20%3E%20(attribute)%20id>)
### cloudflare\_precursor
Terraform
HTTPTypeScriptPythonGoTerraform
```
resource "cloudflare_precursor" "example_precursor" {
zone_id = "023e105f4ecef8ad9ca31a8372d0c353"
default_mode = "min-friction"
enforcement_rules = [{
expression = "http.request.uri.path eq \"/login\""
mode = "max-security"
description = "Ease friction on the login path"
enabled = true
}]
}
```
#### data cloudflare\_precursor
##### required Expand Collapse
zone\_id: String
Identifier.
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20datasource-single)%20%3E%20(attribute)%20zone_id>)
##### computed Expand Collapse
id: String
Identifier.
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20datasource-single)%20%3E%20(attribute)%20id>)
Deprecateddefault\_mode: String
The zone-level Precursor enforcement mode applied to requests that do not match a more specific enforcement rule.
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20datasource-single)%20%3E%20(attribute)%20default_mode>)
Deprecatedenforcement\_rules: List\[Attributes]
The ordered list of enforcement rules for the zone.
expression: String
The filter expression that determines which requests the rule matches.
Link to this property
mode: String
The override mode Precursor applies to requests matching an enforcement rule. Unlike default_mode, this cannot be off.
Link to this property
id: String
The read-only identifier that Cloudflare assigns to the rule.
Link to this property
description: String
An informative description of the rule.
Link to this property
enabled: Bool
Whether the rule is active.
Link to this property
[Link to this property](<#(resource)%20precursor%20%3E%20(terraform%20datasource-single)%20%3E%20(attribute)%20enforcement_rules>)
### cloudflare\_precursor
Terraform
HTTPTypeScriptPythonGoTerraform
```
data "cloudflare_precursor" "example_precursor" {
zone_id = "023e105f4ecef8ad9ca31a8372d0c353"
}
```