[英]Rego Object matching and comparison
我正在尝试从给定的输入中匹配域键 ("domain":"example.com"),如果值不相同则返回错误。 到目前为止,这是我的想法,但我似乎无法匹配域密钥,因此测试失败了。 任何意见,将不胜感激。
OPA 政策:
package main
import data.config
default warning_mode = []
warning_mode = config.warn_mode { config.warn_mode }
array_contains(arr, elem) {
arr[_] = elem
}
exception[rules] {
rules := config.exceptions.rules
}
deny_missing_config[msg] {
not config
msg := "Missing configuration file"
}
## Main
aws_ses_dkim[a] {
a := input.resource_changes[_]
a.type == "aws_ses_domain_dkim"
}
aws_ses_domain[e] {
e := input.resource_changes[_]
e.type == "aws_ses_domain_identity"
}
ses_missing_dkim[msg] {
a := aws_ses_dkim[_]
e := aws_ses_domain[_]
walk(a, [["values", "domain"], x])
walk(e, [["values", "domain"], y])
err := x - y
not err == set()
msg := sprintf("Placeholder error", [err, a.address, e.address])
}
## Test Cases
deny_ses_missing_dkim[msg]{
not array_contains(warning_mode, "ses_missing_dkim")
ses_missing_dkim[_] != []
msg := ses_missing_dkim[_]
}
warn_ses_missing_dkim[msg]{
array_contains(warning_mode, "ses_missing_dkim")
ses_missing_dkim[_] != []
msg := ses_missing_dkim[_]
}
test_ses_missing_dkim_invalid {
i := data.mock.invalid_ses_dkim
r1 := warn_ses_missing_dkim with input as i with data.config.warn_mode as []
count(r1) == 0
r2 := warn_ses_missing_dkim with input as i with data.config.warn_mode as ["ses_missing_dkim"]
count(r2) == 1
r3 := deny_ses_missing_dkim with input as i with data.config.warn_mode as []
count(r3) == 1
r4 := deny_ses_missing_dkim with input as i with data.config.warn_mode as ["ses_missing_dkim"]
count(r4) == 0
count(r1) + count(r2) == 1
count(r3) + count(r4) == 1
}
test_ses_missing_dkim_valid {
i := data.mock.ses_dkim
r1 := warn_ses_missing_dkim with input as i with data.config.warn_mode as []
r2 := warn_ses_missing_dkim with input as i with data.config.warn_mode as ["ses_missing_dkim"]
r3 := deny_ses_missing_dkim with input as i with data.config.warn_mode as []
r4 := deny_ses_missing_dkim with input as i with data.config.warn_mode as ["ses_missing_dkim"]
count(r1) + count(r2) + count(r3) + count(r4) == 0
}
输入(地形 JSON):
"resource_changes":[
{
"address":"aws_ses_domain_dkim.example",
"mode":"managed",
"type":"aws_ses_domain_dkim",
"name":"example",
"provider_name":"registry.terraform.io/hashicorp/aws",
"schema_version":0,
"values":{
"domain":"example.com"
},
"sensitive_values":{
"dkim_tokens":[
]
}
},
{
"address":"aws_ses_domain_identity.example",
"mode":"managed",
"type":"aws_ses_domain_identity",
"name":"example",
"provider_name":"registry.terraform.io/hashicorp/aws",
"schema_version":0,
"values":{
"domain":"example.com"
},
"sensitive_values":{
}
}
]
walk
function 检索到的x
和y
值将是字符串,因此err:= x - s
将不起作用。 如果你想要一组值,你可以将walk
调用包装在一个集合理解中以获得一组所有值:
ses_missing_dkim[msg] {
a := aws_ses_dkim[_]
e := aws_ses_domain[_]
xs := {x | walk(a, [["values", "domain"], x])}
ys := {y | walk(e, [["values", "domain"], y])}
err := xs - ys
not err == set()
msg := sprintf("Placeholder error", [err, a.address, e.address])
}
不过,您可能不需要walk
这里,因为这些值始终位于已知路径上。
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.