cs-codex-dist-tests/ProjectPlugins/CodexPlugin/ApiChecker.cs

108 lines
4.0 KiB
C#

using Core;
using KubernetesWorkflow.Types;
using Logging;
using System.Security.Cryptography;
using System.Text;
using Utils;
namespace CodexPlugin
{
public class ApiChecker
{
// <INSERT-OPENAPI-YAML-HASH>
private const string OpenApiYamlHash = "D5-C3-18-71-E8-FF-8F-89-9C-6B-98-3C-F2-C2-D2-37-0A-9F-27-23-35-67-EA-F6-1F-F9-D5-C6-63-34-5A-92";
private const string OpenApiFilePath = "/codex/openapi.yaml";
private const string DisableEnvironmentVariable = "CODEXPLUGIN_DISABLE_APICHECK";
private const bool Disable = false;
private const string Warning =
"Warning: CodexPlugin was unable to find the openapi.yaml file in the Codex container. Are you running an old version of Codex? " +
"Plugin will continue as normal, but API compatibility is not guaranteed!";
private const string Failure =
"Codex API compatibility check failed! " +
"openapi.yaml used by CodexPlugin does not match openapi.yaml in Codex container. The openapi.yaml in " +
"'ProjectPlugins/CodexPlugin' has been overwritten with the container one. " +
"Please and rebuild this project. If you wish to disable API compatibility checking, please set " +
$"the environment variable '{DisableEnvironmentVariable}' or set the disable bool in 'ProjectPlugins/CodexPlugin/ApiChecker.cs'.";
private static bool checkPassed = false;
private readonly IPluginTools pluginTools;
private readonly ILog log;
public ApiChecker(IPluginTools pluginTools)
{
this.pluginTools = pluginTools;
log = pluginTools.GetLog();
if (string.IsNullOrEmpty(OpenApiYamlHash)) throw new Exception("OpenAPI yaml hash was not inserted by pre-build trigger.");
}
public void CheckCompatibility(RunningPod[] containers)
{
if (checkPassed) return;
Log("CodexPlugin is checking API compatibility...");
if (Disable || !string.IsNullOrEmpty(Environment.GetEnvironmentVariable(DisableEnvironmentVariable)))
{
Log("API compatibility checking has been disabled.");
checkPassed = true;
return;
}
var workflow = pluginTools.CreateWorkflow();
var container = containers.First().Containers.First();
var containerApi = workflow.ExecuteCommand(container, "cat", OpenApiFilePath);
if (string.IsNullOrEmpty(containerApi))
{
log.Error(Warning);
checkPassed = true;
return;
}
var containerHash = Hash(containerApi);
if (containerHash == OpenApiYamlHash)
{
Log("API compatibility check passed.");
checkPassed = true;
return;
}
OverwriteOpenApiYaml(containerApi);
log.Error(Failure);
throw new Exception(Failure);
}
private void OverwriteOpenApiYaml(string containerApi)
{
Log("API compatibility check failed. Updating CodexPlugin...");
var openApiFilePath = Path.Combine(PluginPathUtils.ProjectPluginsDir, "CodexPlugin", "openapi.yaml");
if (!File.Exists(openApiFilePath)) throw new Exception("Unable to locate CodexPlugin/openapi.yaml. Expected: " + openApiFilePath);
File.Delete(openApiFilePath);
File.WriteAllText(openApiFilePath, containerApi);
Log("CodexPlugin/openapi.yaml has been updated.");
}
private string Hash(string file)
{
var fileBytes = Encoding.ASCII.GetBytes(file
.Replace(Environment.NewLine, ""));
var sha = SHA256.Create();
var hash = sha.ComputeHash(fileBytes);
return BitConverter.ToString(hash);
}
private void Log(string msg)
{
log.Log(msg);
}
}
}