private async Task <SwarmInformation> GetSwarmInformationAsync(IDockerClients clients)
{
var ping = await clients.SystemClient.PingAsync();
var diskUsage = await clients.SystemClient.GetDiskUsageAsync();
var version = await clients.SystemClient.GetSystemVersionAsync();
var containers = await clients.ContainerClient.GetContainersAsync();
var tasks = await clients.TaskClient.GetTasksAsync();
var nodes = await clients.NodeClient.GetNodesAsync();
var swarmServices = await clients.ServiceClient.GetServicesAsync();
var swarm = new SwarmInformation
{
DiskUsage = diskUsage,
LocalContainers = containers,
Ping = ping,
SwarmNodes = nodes,
SwarmServices = swarmServices,
SwarmTasks = tasks,
SystemVersion = version
};
return(swarm);
}
private async Task ProcessTarget(Target target, SwarmInformation swarm)
{
using (this._logger.BeginScope("{@target}", target))
{
try
{
var text = Guid.NewGuid().ToString();
string oldTemplate = null;
if (!string.IsNullOrWhiteSpace(target.TemplateSource))
{
this._logger.LogTrace("Template source set, rendering template");
text = await this._razorRunner.Render(target.TemplateSource, swarm);
oldTemplate = this._previousTemplates.GetOrAdd(target, string.Empty);
this._logger.LogTrace("Resulting text: {text}", text);
if (oldTemplate != text)
{
this._logger.LogInformation("Rendered content changed, {@newContent}", text);
if (!string.IsNullOrWhiteSpace(target.Destination))
{
this._logger.LogInformation("Updating destination");
await File.WriteAllTextAsync(target.Destination, text);
}
else
{
this._logger.LogTrace("Destination file target blank, not writing");
}
this._previousTemplates[target] = text;
}
else
{
this._logger.LogInformation("Rendered content did not change");
}
}
if (oldTemplate != text &&
target.ExecuteOnChange != null &&
target.ExecuteOnChange.Length > 0)
{
this._logger.LogTrace("Execute on change has options, executing options.");
foreach (var execute in target.ExecuteOnChange)
{
this.Execute(execute);
}
}
}
catch (Exception exception)
{
this._logger.LogError(exception, "Unable to process target");
}
}
}