internal async Task <SemVersion> GetDeployedRuntimeVersion(InstanceName instance, IAzure azure, CancellationToken cancellationToken)
{
logger.WriteVerbose($"Retrieving functions runtime from {instance.PlainName} app");
SemVersion uploadedRuntimeVer;
var kudu = new KuduApi(instance, azure, logger);
using (var client = new HttpClient())
using (var request = await kudu.GetRequestAsync(HttpMethod.Get, $"api/vfs/site/wwwroot/aggregator-manifest.ini", cancellationToken))
using (var response = await client.SendAsync(request, cancellationToken))
{
string manifest = await response.Content.ReadAsStringAsync();
if (response.IsSuccessStatusCode)
{
uploadedRuntimeVer = ManifestParser.Parse(manifest).Version;
}
else
{
logger.WriteWarning($"Cannot read aggregator-manifest.ini: {response.ReasonPhrase} (disregard this message on new instances)");
uploadedRuntimeVer = new SemVersion(0, 0, 0);
}
}
logger.WriteVerbose($"Function Runtime version is {uploadedRuntimeVer}.");
return(uploadedRuntimeVer);
}
private async Task <SemVersion> GetLocalPackageVersionAsync(string runtimePackageFile)
{
if (File.Exists(runtimePackageFile))
{
var zip = ZipFile.OpenRead(runtimePackageFile);
var manifestEntry = zip.GetEntry("aggregator-manifest.ini");
using (var byteStream = manifestEntry.Open())
using (var reader = new StreamReader(byteStream))
{
var content = await reader.ReadToEndAsync();
var info = ManifestParser.Parse(content);
return(info.Version);
}
}
// this default allows SemVer to parse and compare
return(new SemVersion(0, 0));
}
private async Task <SemVersion> GetLocalPackageVersionAsync(string runtimePackageFile)
{
if (!File.Exists(runtimePackageFile))
{
// this default allows SemVer to parse and compare
return(new SemVersion(0, 0));
}
using (var zip = ZipFile.OpenRead(runtimePackageFile))
{
var manifestEntry = zip.GetEntry("aggregator-manifest.ini");
#pragma warning disable S5042 // Make sure that decompressing this archive file is safe
using (var byteStream = manifestEntry.Open())
#pragma warning restore S5042 // Make sure that decompressing this archive file is safe
using (var reader = new StreamReader(byteStream))
{
var content = await reader.ReadToEndAsync();
var info = ManifestParser.Parse(content);
return(info.Version);
}
}
}