private async Task Deploy(string name, string image, string nameSpace, int min, int max, double cpu, int memory, string port, string pullSecret)
{
await CreateNamespace(nameSpace);
var deploymentName = $"{name}-deployment";
await DeleteDeploymentIfExists(deploymentName, nameSpace);
ColoredConsole.WriteLine("Deploying function to Kubernetes...");
var deployment = GetDeployment(deploymentName, image, cpu, memory, port, nameSpace, min, pullSecret);
var json = Newtonsoft.Json.JsonConvert.SerializeObject(deployment,
Newtonsoft.Json.Formatting.None,
new Newtonsoft.Json.JsonSerializerSettings
{
NullValueHandling = Newtonsoft.Json.NullValueHandling.Ignore
});
await KubectlHelper.RunKubectl($"apply -f deployment.json --namespace {nameSpace}");
ColoredConsole.WriteLine("Deployment successful");
var service = GetService(deploymentName, nameSpace, port);
try
{
// we can safely ignore the error here
await KubectlHelper.KubectlApply(service, showOutput : false);
}
catch { }
await TryRemoveAutoscaler(deploymentName, nameSpace);
await CreateAutoscaler(deploymentName, nameSpace, min, max);
var externalIP = "";
ColoredConsole.WriteLine("Waiting for External IP...");
while (string.IsNullOrEmpty(externalIP))
{
var svc = await KubectlHelper.KubectlGet <JObject>($"{deploymentName}-service --namespace {nameSpace}");
if (svc != null)
{
var obj = svc.SelectToken("Status.LoadBalancer.Ingress[0].Ip");
if (obj != null)
{
externalIP = obj.ToString();
}
}
}
ColoredConsole.WriteLine();
ColoredConsole.WriteLine("Function deployed successfully!");
ColoredConsole.WriteLine($"Function IP: {externalIP}");
}
private async Task CreateAutoscaler(string deploymentName, string nameSpace, int minInstances, int maxInstances, int cpuPercentage = 60)
{
var cmd = $"autoscale deploy {deploymentName} --cpu-percent={cpuPercentage} --max={maxInstances} --min={minInstances} --namespace={nameSpace}";
if (!string.IsNullOrEmpty(configFile))
{
cmd += $" --kubeconfig {configFile}";
}
await KubectlHelper.RunKubectl(cmd);
}
private async Task TryRemoveAutoscaler(string deploymentName, string nameSpace)
{
await KubectlHelper.RunKubectl($"delete hpa {deploymentName} -n {nameSpace}");
}
private async Task DeleteDeploymentIfExists(string name, string nameSpace)
{
await KubectlHelper.RunKubectl($"delete deployment {name} --namespace {nameSpace}");
}
private async Task CreateNamespace(string name)
{
await KubectlHelper.RunKubectl($"create ns {name}");
}
public async Task GetKubernetesFunctionLogs(string functionName)
{
string nameSpace = KUBERNETES_DEFAULT_NAMESPACE;
await KubectlHelper.RunKubectl($"logs -l app={functionName}-deployment -n {nameSpace}", showOutput : true);
}
