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Adds support for Condition element in APIGatewayCustomAuthorizerPolicy.IAMPolicyStatement. #1779

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Jul 30, 2024
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Adds support for Condition element in APIGatewayCustomAuthorizerPolicy.IAMPolicyStatement. #1779

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629c3b8
Adds support for Condition element in APIGatewayCustomAuthorizerPolic…
ashishdhingra Jul 22, 2024
5f8c0bf
Fix test case to include Condition element in expected JSON.
ashishdhingra Jul 23, 2024
c5fde31
Fixed DeploymentScript.ps1 for Serverless App integration test to cre…
ashishdhingra Jul 23, 2024
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9 changes: 9 additions & 0 deletions Libraries/src/Amazon.Lambda.APIGatewayEvents/APIGatewayCustomAuthorizerPolicy.cs
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Expand Up @@ -51,6 +51,15 @@ public class IAMPolicyStatement
[System.Text.Json.Serialization.JsonPropertyName("Resource")]
#endif
public HashSet<string> Resource { get; set; }

/// <summary>
/// Gets or sets the conditions for when a policy is in effect.
/// https://docs.aws.amazon.com/IAM/latest/UserGuide/reference_policies_elements_condition.html
/// </summary>
#if NETCOREAPP3_1_OR_GREATER
[System.Text.Json.Serialization.JsonPropertyName("Condition")]
#endif
public IDictionary<string, IDictionary<string, object>> Condition { get; set; }
}
}
}
2 changes: 1 addition & 1 deletion Libraries/src/Amazon.Lambda.APIGatewayEvents/Amazon.Lambda.APIGatewayEvents.csproj
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Expand Up @@ -6,7 +6,7 @@
<TargetFrameworks>netstandard2.0;netcoreapp3.1;net8.0</TargetFrameworks>
<Description>Amazon Lambda .NET Core support - API Gateway package.</Description>
<AssemblyTitle>Amazon.Lambda.APIGatewayEvents</AssemblyTitle>
<VersionPrefix>2.7.0</VersionPrefix>
<VersionPrefix>2.7.1</VersionPrefix>
<AssemblyName>Amazon.Lambda.APIGatewayEvents</AssemblyName>
<PackageId>Amazon.Lambda.APIGatewayEvents</PackageId>
<PackageTags>AWS;Amazon;Lambda</PackageTags>
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2 changes: 1 addition & 1 deletion Libraries/src/Amazon.Lambda.Serialization.Json/Amazon.Lambda.Serialization.Json.csproj
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Expand Up @@ -9,7 +9,7 @@
<AssemblyName>Amazon.Lambda.Serialization.Json</AssemblyName>
<PackageId>Amazon.Lambda.Serialization.Json</PackageId>
<PackageTags>AWS;Amazon;Lambda</PackageTags>
<VersionPrefix>2.2.1</VersionPrefix>
<VersionPrefix>2.2.2</VersionPrefix>
</PropertyGroup>

<ItemGroup>
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1 change: 1 addition & 0 deletions Libraries/src/Amazon.Lambda.Serialization.Json/JsonSerializer.cs
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Expand Up @@ -52,6 +52,7 @@ public JsonSerializer(Action<JsonSerializerSettings> customizeSerializerSettings
resolver.NamingStrategy = namingStrategy;
};
settings.ContractResolver = resolver;
settings.NullValueHandling = NullValueHandling.Ignore;

serializer = Newtonsoft.Json.JsonSerializer.Create(settings);

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2 changes: 1 addition & 1 deletion Libraries/test/Amazon.Lambda.AspNetCoreServer.Test/TestCallingWebAPI.cs
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Expand Up @@ -215,7 +215,7 @@ public void TestCustomAuthorizerSerialization()
Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping
});
Assert.NotNull(json);
var expected = "{\"principalId\":\"com.amazon.someuser\",\"policyDocument\":{\"Version\":\"2012-10-17\",\"Statement\":[{\"Effect\":\"Allow\",\"Action\":[\"execute-api:Invoke\"],\"Resource\":[\"arn:aws:execute-api:us-west-2:1234567890:apit123d45/Prod/GET/*\"]}]},\"context\":{\"stringKey\":\"Hey I'm a string\",\"boolKey\":true,\"numKey\":9},\"usageIdentifierKey\":null}";
var expected = "{\"principalId\":\"com.amazon.someuser\",\"policyDocument\":{\"Version\":\"2012-10-17\",\"Statement\":[{\"Effect\":\"Allow\",\"Action\":[\"execute-api:Invoke\"],\"Resource\":[\"arn:aws:execute-api:us-west-2:1234567890:apit123d45/Prod/GET/*\"],\"Condition\":null}]},\"context\":{\"stringKey\":\"Hey I'm a string\",\"boolKey\":true,\"numKey\":9},\"usageIdentifierKey\":null}";
Assert.Equal(expected, json);
}

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149 changes: 149 additions & 0 deletions Libraries/test/EventsTests.Shared/EventTests.cs
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Expand Up @@ -26,6 +26,7 @@ namespace Amazon.Lambda.Tests
using Amazon.Lambda.SimpleEmailEvents;
using Amazon.Lambda.SNSEvents;
using Amazon.Lambda.SQSEvents;
using Amazon.Runtime.Internal.Transform;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json.Serialization;
Expand Down Expand Up @@ -2007,6 +2008,154 @@ public void APIGatewayAuthorizerResponseTest(Type serializerType)
Assert.Equal("execute-api:Invoke", root["policyDocument"]["Statement"][0]["Action"][0]);
Assert.Equal("Allow", root["policyDocument"]["Statement"][0]["Effect"]);
Assert.Equal("*", root["policyDocument"]["Statement"][0]["Resource"][0]);
Assert.Null(root["policyDocument"]["Statement"][0]["Condition"]);
}

[Theory]
[InlineData(typeof(JsonSerializer))]
#if NETCOREAPP3_1_OR_GREATER
[InlineData(typeof(Amazon.Lambda.Serialization.SystemTextJson.LambdaJsonSerializer))]
[InlineData(typeof(Amazon.Lambda.Serialization.SystemTextJson.DefaultLambdaJsonSerializer))]
#endif
public void APIGatewayAuthorizerWithSimpleIAMConditionResponseTest(Type serializerType)
{
var serializer = Activator.CreateInstance(serializerType) as ILambdaSerializer;
var context = new APIGatewayCustomAuthorizerContextOutput();
context["field1"] = "value1";
context["field2"] = "value2";

var response = new APIGatewayCustomAuthorizerResponse
{
PrincipalID = "prin1",
UsageIdentifierKey = "usageKey",
Context = context,
PolicyDocument = new APIGatewayCustomAuthorizerPolicy
{
Version = "2012-10-17",
Statement = new List<APIGatewayCustomAuthorizerPolicy.IAMPolicyStatement>
{
new APIGatewayCustomAuthorizerPolicy.IAMPolicyStatement
{
Action = new HashSet<string>{ "execute-api:Invoke" },
Effect = "Allow",
Resource = new HashSet<string>{ "*" },
Condition = new Dictionary<string, IDictionary<string, object>>()
{
{ "StringEquals", new Dictionary<string, object>()
{
{ "aws:PrincipalTag/job-category", "iamuser-admin" }
}
}
}
}
}
}
};

string serializedJson;
using (MemoryStream stream = new MemoryStream())
{
serializer.Serialize(response, stream);

stream.Position = 0;
serializedJson = Encoding.UTF8.GetString(stream.ToArray());
}

JObject root = Newtonsoft.Json.JsonConvert.DeserializeObject(serializedJson) as JObject;

Assert.Equal("prin1", root["principalId"]);
Assert.Equal("usageKey", root["usageIdentifierKey"]);
Assert.Equal("value1", root["context"]["field1"]);
Assert.Equal("value2", root["context"]["field2"]);

Assert.Equal("2012-10-17", root["policyDocument"]["Version"]);
Assert.Equal("execute-api:Invoke", root["policyDocument"]["Statement"][0]["Action"][0]);
Assert.Equal("Allow", root["policyDocument"]["Statement"][0]["Effect"]);
Assert.Equal("*", root["policyDocument"]["Statement"][0]["Resource"][0]);
Assert.Equal("iamuser-admin", root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/job-category"].ToString());
}

[Theory]
[InlineData(typeof(JsonSerializer))]
#if NETCOREAPP3_1_OR_GREATER
[InlineData(typeof(Amazon.Lambda.Serialization.SystemTextJson.LambdaJsonSerializer))]
[InlineData(typeof(Amazon.Lambda.Serialization.SystemTextJson.DefaultLambdaJsonSerializer))]
#endif
public void APIGatewayAuthorizerWithMultiValueIAMConditionResponseTest(Type serializerType)
{
var serializer = Activator.CreateInstance(serializerType) as ILambdaSerializer;
var context = new APIGatewayCustomAuthorizerContextOutput();
context["field1"] = "value1";
context["field2"] = "value2";

var response = new APIGatewayCustomAuthorizerResponse
{
PrincipalID = "prin1",
UsageIdentifierKey = "usageKey",
Context = context,
PolicyDocument = new APIGatewayCustomAuthorizerPolicy
{
Version = "2012-10-17",
Statement = new List<APIGatewayCustomAuthorizerPolicy.IAMPolicyStatement>
{
new APIGatewayCustomAuthorizerPolicy.IAMPolicyStatement
{
Action = new HashSet<string>{ "execute-api:Invoke" },
Effect = "Allow",
Resource = new HashSet<string>{ "*" },
Condition = new Dictionary<string, IDictionary<string, object>>()
{
{
"StringEquals",
new Dictionary<string, object>()
{
{ "aws:PrincipalTag/department", new List<string>{ "finance", "hr", "legal" } },
{ "aws:PrincipalTag/role", new List<string>{ "audit", "security" } }
}
},
{
"ArnLike",
new Dictionary<string, object>()
{
{ "aws:PrincipalArn", new List<string>{ "arn:aws:iam::XXXXXXXXXXXX:user/User1", "arn:aws:iam::XXXXXXXXXXXX:user/User2" } }
}
}
}
}
}
}
};

string serializedJson;
using (MemoryStream stream = new MemoryStream())
{
serializer.Serialize(response, stream);

stream.Position = 0;
serializedJson = Encoding.UTF8.GetString(stream.ToArray());
}

JObject root = Newtonsoft.Json.JsonConvert.DeserializeObject(serializedJson) as JObject;

Assert.Equal("prin1", root["principalId"]);
Assert.Equal("usageKey", root["usageIdentifierKey"]);
Assert.Equal("value1", root["context"]["field1"]);
Assert.Equal("value2", root["context"]["field2"]);

Assert.Equal("2012-10-17", root["policyDocument"]["Version"]);
Assert.Equal("execute-api:Invoke", root["policyDocument"]["Statement"][0]["Action"][0]);
Assert.Equal("Allow", root["policyDocument"]["Statement"][0]["Effect"]);
Assert.Equal("*", root["policyDocument"]["Statement"][0]["Resource"][0]);
Assert.Equal(3, root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/department"].Values<string>().ToList().Count);
Assert.Equal("finance", root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/department"][0]);
Assert.Equal("hr", root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/department"][1]);
Assert.Equal("legal", root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/department"][2]);
Assert.Equal(2, root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/role"].Values<string>().ToList().Count);
Assert.Equal("audit", root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/role"][0]);
Assert.Equal("security", root["policyDocument"]["Statement"][0]["Condition"]["StringEquals"]["aws:PrincipalTag/role"][1]);
Assert.Equal(2, root["policyDocument"]["Statement"][0]["Condition"]["ArnLike"]["aws:PrincipalArn"].Values<string>().ToList().Count);
Assert.Equal("arn:aws:iam::XXXXXXXXXXXX:user/User1", root["policyDocument"]["Statement"][0]["Condition"]["ArnLike"]["aws:PrincipalArn"][0]);
Assert.Equal("arn:aws:iam::XXXXXXXXXXXX:user/User2", root["policyDocument"]["Statement"][0]["Condition"]["ArnLike"]["aws:PrincipalArn"][1]);
}

[Theory]
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