public async Task <IRepositoryConfiguration> GetRepositoryConfigurationAsync(long installationId, long repositoryId, string pullRequestSha, CancellationToken cancellationToken)
{
var cacheKey = $"{installationId}/{repositoryId}"; // HACK: Config is global across all branches at the moment.
try
{
cachedConfigurations.TryGetValue(cacheKey, out RepositoryConfigurationCacheEntry cacheEntry);
if (cacheEntry?.Fetched.AddSeconds(RepositoryConfigurationCacheDurationInSeconds) > DateTimeOffset.UtcNow)
{
return(cacheEntry.Configuration);
}
var client = await gitHubClientProvider.GetInstallationClientAsync(installationId, cancellationToken);
var searchResults = await client.Repository.Content.GetAllContents(repositoryId, "eng/CHECKENFORCER");
var configurationFile = searchResults.Single();
ThrowIfInvalidFormat(configurationFile);
var builder = new DeserializerBuilder().Build();
var configuration = builder.Deserialize <RepositoryConfiguration>(configurationFile.Content);
cacheEntry = new RepositoryConfigurationCacheEntry(DateTimeOffset.UtcNow, configuration);
cachedConfigurations.TryAdd(cacheKey, cacheEntry);
return(configuration);
}
catch (NotFoundException) // OK, we just disable if it isn't configured.
{
var configuration = new RepositoryConfiguration()
{
IsEnabled = false
};
var cacheEntry = new RepositoryConfigurationCacheEntry(DateTimeOffset.UtcNow, configuration);
cachedConfigurations.TryAdd(cacheKey, cacheEntry);
return(configuration);
}
}
