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cloudwatch.tf
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cloudwatch.tf
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// create iam policy document enabling to send eventbridge data to cloudwatch log group
data "aws_iam_policy_document" "this" {
statement {
effect = "Allow"
actions = [
"logs:CreateLogStream"
]
resources = [
"${aws_cloudwatch_log_group.this.arn}:*"
]
principals {
type = "Service"
identifiers = [
"events.amazonaws.com",
"delivery.logs.amazonaws.com"
]
}
}
statement {
effect = "Allow"
actions = [
"logs:PutLogEvents"
]
resources = [
"${aws_cloudwatch_log_group.this.arn}:*:*"
]
principals {
type = "Service"
identifiers = [
"events.amazonaws.com",
"delivery.logs.amazonaws.com"
]
}
condition {
test = "ArnEquals"
values = [aws_cloudwatch_event_rule.this.arn]
variable = "aws:SourceArn"
}
}
}
resource "aws_cloudwatch_log_resource_policy" "this" {
policy_document = data.aws_iam_policy_document.this.json
policy_name = "cloudwatch-apgw-policy"
}
resource "aws_cloudwatch_event_rule" "this" {
name = "api-gw-event-rule-cw"
event_bus_name = aws_cloudwatch_event_bus.this.name
is_enabled = true
event_pattern = jsonencode({
source = [
"custom.aws.replayer"
]
})
}
// Create cloudwatch log group
resource "aws_cloudwatch_log_group" "this" {
name = "/aws/events/eventbus-apigw"
retention_in_days = 1
depends_on = [aws_cloudwatch_event_rule.this]
}
// Send messages to cloudwatch log group
resource "aws_cloudwatch_event_target" "this" {
event_bus_name = aws_cloudwatch_event_bus.this.name
rule = aws_cloudwatch_event_rule.this.name
arn = aws_cloudwatch_log_group.this.arn
depends_on = [aws_cloudwatch_event_rule.this, aws_cloudwatch_log_group.this]
}