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Allow XRay tracing to be enabled for lambda functions #77

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Allow XRay tracing to be enabled for lambda functions #77

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dd8cbbf
Allow XRay tracing to be enabled for lambda functions
rbayliss Jun 22, 2022
a9f0c4b
Grant role IAM access to use X-Ray
rbayliss Jun 22, 2022
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14 changes: 14 additions & 0 deletions lambda/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,14 @@ resource "aws_lambda_function" "default" {
security_group_ids = var.security_groups
subnet_ids = var.subnets
}

# Allow X-Ray tracing to be configured.
dynamic "tracing_config" {
for_each = var.enable_tracing === true ? [true] : []
content {
mode = "All"
}
}

# The aws_lambda_function resource has a schema for the environment
# variable, where the only acceptable values are:
Expand Down Expand Up @@ -85,6 +93,12 @@ resource "aws_iam_role_policy" "additional_policies" {
policy = element(var.iam_policies, count.index)
role = aws_iam_role.default.id
}
# Conditionally grant X-Ray tracing access.
resource "aws_iam_role_policy_attachment" "xray" {
count = var.enable_tracing ? 1 : 0
role = aws_iam_role.default.name
policy_arn = "arn:aws:iam::aws:policy/AWSXRayDaemonWriteAccess"
}

/**
* Scheduling
Expand Down