Feat/cloudflare iac #17
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WalkthroughThe changes in this pull request introduce new resources and configurations for managing DNS records using Terraform for the domain Changes
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Actionable comments posted: 4
🧹 Outside diff range and nitpick comments (6)
terraform/provider.tf (2)
6-9: LGTM! Consider using a more flexible version constraint.The addition of the Cloudflare provider is well-structured and aligns with the PR objectives. Specifying the source is a good practice.
However, consider using a more flexible version constraint to allow for minor updates and patches:
cloudflare = { source = "registry.terraform.io/cloudflare/cloudflare" - version = "4.43.0" + version = "~> 4.43.0" }This change allows for updates to patch versions (4.43.x) while preventing major or minor version changes that might introduce breaking changes.
17-18: Remove extra empty lines at the end of the file.For better code hygiene, consider removing the extra empty lines at the end of the file.
provider "google" { project = var.project_id region = var.region } - -terraform/variables.tf (1)
29-31: Consider adding an explicit type declaration for consistency.While the
xplorers_domainvariable is correctly declared with a default value, it's recommended to explicitly specify the type for consistency with other variables and to improve code clarity.Consider updating the variable declaration as follows:
variable "xplorers_domain" { + type = string default = "xplorers.tech" }terraform/main.tf (3)
140-147: Approve DMARC configuration with suggestion to adjust TTL.The DMARC TXT record is correctly configured with a valid policy. However:
The TTL (Time To Live) is set to 1 second, which is extremely low. This can lead to increased DNS query load. Consider increasing this to a more standard value, such as 3600 seconds (1 hour) or 86400 seconds (1 day), unless you have a specific need for rapid DNS propagation.
Here's a suggested modification:
resource "cloudflare_record" "xplorers_record_TXT_3" { content = "\"v=DMARC1; p=none; rua=mailto:[email protected]\"" name = "_dmarc" proxied = false ttl = 3600 type = "TXT" zone_id = var.xplorers_domain }
149-156: Approve SPF configuration with suggestion to adjust TTL.The SPF TXT record is correctly configured with a valid policy. However:
The TTL (Time To Live) is set to 1 second, which is extremely low. This can lead to increased DNS query load. Consider increasing this to a more standard value, such as 3600 seconds (1 hour) or 86400 seconds (1 day), unless you have a specific need for rapid DNS propagation.
Here's a suggested modification:
resource "cloudflare_record" "xplorers_record_TXT_2" { content = "\"v=spf1 include:_spf.mx.cloudflare.net ~all\"" name = "xplorers.tech" proxied = false ttl = 3600 type = "TXT" zone_id = var.xplorers_domain }
158-165: Approve domain verification record with suggestion to adjust TTL.The domain verification TXT record is correctly configured. However:
The TTL (Time To Live) is set to 1 second, which is extremely low. This can lead to increased DNS query load. Consider increasing this to a more standard value, such as 3600 seconds (1 hour) or 86400 seconds (1 day), unless you have a specific need for rapid DNS propagation.
Here's a suggested modification:
resource "cloudflare_record" "xplorers_record_TXT_1" { content = "\"hcp-domain-verification=bd3cf9469e22b933c6ad349a8f97ad5c08ff4174e22c4aa911f75d9e261ee6e1\"" name = "xplorers.tech" proxied = false ttl = 3600 type = "TXT" zone_id = var.xplorers_domain }
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📒 Files selected for processing (3)
- terraform/main.tf (1 hunks)
- terraform/provider.tf (1 hunks)
- terraform/variables.tf (1 hunks)
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🔇 Additional comments (5)
terraform/provider.tf (1)
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1-18: Summary: Cloudflare provider successfully addedThe changes in this file successfully introduce the Cloudflare provider, which is essential for managing Cloudflare resources in your Terraform configuration. This addition aligns well with the PR objectives of implementing Infrastructure as Code for Cloudflare resources.
The existing Google provider configuration remains unchanged, ensuring continuity for any Google Cloud resources you may be managing.
Overall, these changes provide a solid foundation for integrating Cloudflare management into your Terraform workflow.
terraform/variables.tf (3)
21-24: LGTM: Properly declared sensitive variable for Cloudflare API token.The
cloudflare_api_tokenvariable is correctly defined as a string and marked as sensitive, which is crucial for securely handling API credentials.
25-28: LGTM: Properly declared sensitive variable for Cloudflare account.The
cloudflare_accountvariable is correctly defined as a string and marked as sensitive, which is appropriate for handling account-related information.
21-35: Overall, good addition of Cloudflare-related variables with minor improvements needed.The new variables enhance the configuration options for Cloudflare integration. They are generally well-defined with appropriate use of the
sensitiveflag for security-sensitive information. Consider implementing the suggested improvements for consistency and correctness:
- Add an explicit type declaration for the
xplorers_domainvariable.- Fix the typo in the
cloudlfare_zone_idvariable name.These changes will improve code clarity and prevent potential issues when referencing these variables in other parts of your Terraform configuration.
terraform/main.tf (1)
91-165: Overall assessment of DNS record additionsThe added Cloudflare DNS records successfully configure the necessary settings for the
xplorers.techdomain, including CNAME, MX, SPF, DMARC, and domain verification records. However, there are some general recommendations to improve the configuration:
TTL Values: All records currently use a 1-second TTL. Consider increasing this to a more standard value (e.g., 3600 seconds) to reduce DNS query load.
Apex Domain CNAME: The CNAME record for the apex domain may cause issues. Consider using an A record with Cloudflare's CNAME Flattening feature instead.
Proxying: For the CNAME records, consider enabling Cloudflare's proxy feature for additional security and performance benefits, if your setup allows.
Naming Convention: Ensure consistent naming across resources, particularly for the MX records.
These changes will optimize your DNS configuration for better performance and adherence to best practices. Please review the individual comments for specific recommendations on each record.
| variable "cloudlfare_zone_id" { | ||
| type = string | ||
| sensitive = true | ||
| } |
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Fix typo in variable name: "cloudlfare" should be "cloudflare".
There's a typo in the variable name which could lead to confusion and potential errors when referencing this variable elsewhere in the code.
Please correct the variable name as follows:
-variable "cloudlfare_zone_id" {
+variable "cloudflare_zone_id" {
type = string
sensitive = true
}📝 Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation. Thoroughly test & benchmark the code to ensure it meets the requirements.
| variable "cloudlfare_zone_id" { | |
| type = string | |
| sensitive = true | |
| } | |
| variable "cloudflare_zone_id" { | |
| type = string | |
| sensitive = true | |
| } |
| resource "cloudflare_record" "xplorers_record_CNAME_1" { | ||
| name = "www" | ||
| proxied = false | ||
| ttl = 1 | ||
| type = "CNAME" | ||
| content = "xplorers-website.vercel.app" | ||
| zone_id = var.xplorers_domain | ||
| } |
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🛠️ Refactor suggestion
Consider adjusting TTL and proxying settings for CNAME record.
The CNAME record for 'www' is correctly configured, but there are two points to consider:
-
The TTL (Time To Live) is set to 1 second, which is extremely low. This can lead to increased DNS query load. Consider increasing this to a more standard value, such as 3600 seconds (1 hour) or 86400 seconds (1 day), unless you have a specific need for rapid DNS propagation.
-
Proxying is set to false. While this is sometimes necessary, enabling Cloudflare's proxy (setting
proxied = true) can provide additional security and performance benefits. Consider enabling it if your setup allows.
Here's a suggested modification:
resource "cloudflare_record" "xplorers_record_CNAME_1" {
name = "www"
proxied = true
ttl = 3600
type = "CNAME"
content = "xplorers-website.vercel.app"
zone_id = var.xplorers_domain
}| resource "cloudflare_record" "xplorers_record_CNAME-2" { | ||
| name = "xplorers.tech" | ||
| proxied = false | ||
| ttl = 1 | ||
| type = "CNAME" | ||
| content = "xplorers-website.vercel.app" | ||
| zone_id = var.xplorers_domain | ||
| } |
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Reconsider CNAME for apex domain and adjust settings.
There are several concerns with this CNAME record:
-
Using a CNAME for the apex domain (xplorers.tech) can cause issues with some DNS providers and violates DNS standards. Consider using an A record with Cloudflare's CNAME Flattening feature instead.
-
As with the previous record, the TTL is very low (1 second) and proxying is disabled. Consider increasing TTL and enabling proxying for better performance and security.
-
The resource name uses a hyphen (
CNAME-2), which is inconsistent with the naming convention used in other resources (underscore).
Here's a suggested modification using an A record with Cloudflare's CNAME Flattening:
resource "cloudflare_record" "xplorers_record_A_1" {
name = "xplorers.tech"
proxied = true
ttl = 1 # Auto-managed when proxied
type = "A"
value = "192.0.2.1" # Placeholder IP, Cloudflare will resolve this correctly
zone_id = var.xplorers_domain
}Note: Ensure that Cloudflare's CNAME Flattening feature is enabled for your domain.
| resource "cloudflare_record" "xplorers_record_MX_3" { | ||
| content = "route2.mx.cloudflare.net" | ||
| name = "xplorers.tech" | ||
| priority = 11 | ||
| proxied = false | ||
| ttl = 1 | ||
| type = "MX" | ||
| zone_id = var.xplorers_domain | ||
| } |
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🛠️ Refactor suggestion
Adjust TTL for MX records and consider renaming for consistency.
The MX records are correctly configured with appropriate priorities. However, there are two points to consider:
-
The TTL (Time To Live) is set to 1 second for all MX records, which is extremely low. This can lead to increased DNS query load. Consider increasing this to a more standard value, such as 3600 seconds (1 hour) or 86400 seconds (1 day), unless you have a specific need for rapid DNS propagation.
-
The naming convention for these resources is not consistent (MX_3, MX_1, MX_2). Consider renaming them to follow a logical order (MX_1, MX_2, MX_3) based on their priorities.
Here's a suggested modification for one of the MX records (apply similar changes to others):
resource "cloudflare_record" "xplorers_record_MX_1" {
content = "route1.mx.cloudflare.net"
name = "xplorers.tech"
priority = 71
proxied = false
ttl = 3600
type = "MX"
zone_id = var.xplorers_domain
}Also, consider renaming the resources to xplorers_record_MX_1, xplorers_record_MX_2, and xplorers_record_MX_3 in order of priority (71, 37, 11).
Also applies to: 120-128, 130-138
Summary by CodeRabbit
xplorers.tech, including CNAME, MX, and TXT records.These updates improve the management of web hosting and email services for the Xplorers project.