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226 - add ns to env vars when workload ns != service ns #227

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62 changes: 62 additions & 0 deletions src/library.tests/LocalEnvironmentManagerTests.cs
Original file line number Diff line number Diff line change
Expand Up @@ -169,6 +169,68 @@ public static IEnumerable<object[]> TestData()
[ManagedIdentity.MSI_ENDPOINT_EnvironmentVariable] = "http://127.0.0.1:5050/metadata/identity/oauth2/token",
}
};

// single basic endpoint in another ns
yield return new object[]
{
new[] {
new EndpointInfo
{
DnsName = "foo.k8sns", // when !isInWorkloadNamespace
LocalIP = System.Net.IPAddress.Parse("127.0.0.1"),
Ports = new[] { new PortPair(5050, 80) }
}
},
new Dictionary<string, string>
{
// backwards-compatible ports
["FOO_K8SNS_SERVICE_HOST"] = "127.0.0.1",
["FOO_K8SNS_SERVICE_PORT"] = "5050",
["FOO_K8SNS_PORT"] = "tcp://127.0.0.1:5050",
// named ports
["FOO_K8SNS_PORT_5050_TCP_PROTO"] = "tcp",
["FOO_K8SNS_PORT_5050_TCP"] = "tcp://127.0.0.1:5050",
["FOO_K8SNS_PORT_5050_TCP_PORT"] = "5050",
["FOO_K8SNS_PORT_5050_TCP_ADDR"] = "127.0.0.1",
}
};

// single endpoint with multiple named ports in another ns
yield return new object[]
{
new[]
{
new EndpointInfo
{
DnsName = "foo.k8sns", // when !isInWorkloadNamespace
LocalIP = System.Net.IPAddress.Parse("127.0.0.1"),
Ports = new[]
{
new PortPair(5050, 80, "tcp", "http"),
new PortPair(5051, 443, "tcp", "tls")
}
}
},
new Dictionary<string, string>
{
// backwards-compatible ports
["FOO_K8SNS_SERVICE_HOST"] = "127.0.0.1",
["FOO_K8SNS_SERVICE_PORT"] = "5050",
["FOO_K8SNS_PORT"] = "tcp://127.0.0.1:5050",
// named ports for first port pair
["FOO_K8SNS_PORT_5050_TCP_PROTO"] = "tcp",
["FOO_K8SNS_PORT_5050_TCP"] = "tcp://127.0.0.1:5050",
["FOO_K8SNS_PORT_5050_TCP_PORT"] = "5050",
["FOO_K8SNS_PORT_5050_TCP_ADDR"] = "127.0.0.1",
["FOO_K8SNS_SERVICE_PORT_HTTP"] = "5050",
// named ports for second port pair
["FOO_K8SNS_PORT_5051_TCP_PROTO"] = "tcp",
["FOO_K8SNS_PORT_5051_TCP"] = "tcp://127.0.0.1:5051",
["FOO_K8SNS_PORT_5051_TCP_PORT"] = "5051",
["FOO_K8SNS_PORT_5051_TCP_ADDR"] = "127.0.0.1",
["FOO_K8SNS_SERVICE_PORT_TLS"] = "5051",
}
};
}

[Theory]
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22 changes: 18 additions & 4 deletions src/library/Connect/LocalEnvironmentManager.cs
Original file line number Diff line number Diff line change
Expand Up @@ -436,12 +436,26 @@ public IDictionary<string, string> CreateEnvVariablesForK8s(WorkloadInfo workloa

// because we are using dns name instead of service we have to retrieve it by splitting when needed
// If this ever cause issues we should consider larger refactor where we add serviceName member variable to EndpointInfo class.
var serviceName = endpoint.DnsName
var dnsNameArray = endpoint.DnsName
.ToUpperInvariant()
.Split(".")
.Split(".");

var serviceName = dnsNameArray
.First()
.Replace("-", "_")
.Replace(".", "_");
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.Replace("-", "_");

// when !endpoint.IsInWorkloadNamespace
var serviceNs = dnsNameArray.Length == 2
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? dnsNameArray
.Last()
.Replace("-", "_")
: null;

// sometimes cross talk is desired between namespaces, append those not matching workload
if (!string.IsNullOrWhiteSpace(serviceNs))
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{
serviceName = $"{serviceName}_{serviceNs}";
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}

var host = _useKubernetesServiceEnvironmentVariables || string.Equals(endpoint.DnsName, DAPR, StringComparison.OrdinalIgnoreCase)
? endpoint.LocalIP.ToString()
Expand Down