/// <summary>
/// Restarts a given OpenVPN client service (connection)
/// </summary>
/// <param name="instance"></param>
/// <returns>Refreshed instance that matches the ClientInstance given</returns>
public async Task <ClientInstance> RestartClientService(ClientInstance instance)
{
if (instance == null)
{
throw new ArgumentNullException(nameof(instance));
}
if (csrfMagicToken == null)
{
throw new InvalidOperationException("CSRF Token was not found/parsed, this is a bug");
}
if (clientInstances.Contains(instance))
{
var request = context.CreateHttpRequestMessage(HttpMethod.Post, "status_services.php");
request.Content = new FormUrlEncodedContent(new Dictionary <string, string>
{
{ "__csrf_magic", csrfMagicToken },
{ "ajax", "ajax" },
{ "mode", "restartservice" },
{ "service", "openvpn" },
{ "vpnmode", "client" },
{ "zone", "client" },
{ "id", instance.ID }
});
await context.SendAsync(request); // no need to check response content (there's none)
await Refresh();
return(clientInstances.FirstOrDefault(c => c.ID == instance.ID));
}
else
{
throw new InvalidOperationException("Given instance is not part of known client connections, try refreshing list via call to GetStatusOpenVPN again");
}
}
internal static async Task <string> GetStatusOpenVPNContentAsync(PfSenseContext context)
{
var request = context.CreateHttpRequestMessage(HttpMethod.Get, "status_openvpn.php");
var response = await context.SendAsync(request);
return(await response.Content.ReadAsStringAsync());
}
public async Task SaveDefaultGateways(bool applyChanges = false)
{
var request = context.CreateHttpRequestMessage(HttpMethod.Post, "system_gateways.php");
request.Content = new FormUrlEncodedContent(new Dictionary <string, string>
{
{ "__csrf_magic", formSaveDefaultGatewaysCsrfToken },
{ "defaultgw4", DefaultGatewayIPv4.Selected.InternalName },
{ "defaultgw6", DefaultGatewayIPv6.Selected.InternalName },
{ "save", "Save" }
});
var response = await context.SendAsync(request);
parsePageContent(await response.Content.ReadAsStringAsync());
if (applyChanges)
{
await ApplyChanges();
}
}
/// <summary>
/// If interface is configured with DHCP, perform a DHCP Release
/// </summary>
/// <param name="relinquishLease">Send gratuitous DHCP release message to server</param>
/// <remarks>https://github.com/pfsense/pfsense/commit/718432f1a12b828214413881d4b9d612c2ef3c09</remarks>
public async Task DHCPRelease(Interface netInterface, bool relinquishLease = false)
{
if (netInterface == null)
{
throw new ArgumentNullException(nameof(netInterface));
}
if (interfaces.Contains(netInterface))
{
if (netInterface.DHCPStatus == DHCPStatuses.Up)
{
if (
netInterface.dhcpReleaseFormCsrfToken != null &&
netInterface.dhcpReleaseFormIfDescr != null &&
netInterface.dhcpReleaseFormStatus != null &&
netInterface.dhcpReleaseFormIf != null &&
netInterface.dhcpReleaseFormIpV != null
)
{
var request = context.CreateHttpRequestMessage(HttpMethod.Post, "status_interfaces.php");
var formParams = new Dictionary <string, string>()
{
{ "__csrf_magic", netInterface.dhcpReleaseFormCsrfToken },
{ "ifdescr", netInterface.dhcpReleaseFormIfDescr },
{ "status", netInterface.dhcpReleaseFormStatus },
{ "submit", "Release" },
{ "relinquish_lease", relinquishLease ? "true" : "false" }
};
// add optional fields - available only when interface can "Release"
if (netInterface.dhcpReleaseFormIf != null)
{
formParams.Add("if", netInterface.dhcpReleaseFormIf);
}
if (netInterface.dhcpReleaseFormIpV != null)
{
formParams.Add("ipv", netInterface.dhcpReleaseFormIpV);
}
request.Content = new FormUrlEncodedContent(formParams);
var response = await context.SendAsync(request, true); // expect 302
if (response.StatusCode == HttpStatusCode.Found)
{
// follow-through with reloading content
if (
response.Headers.Location != null &&
response.Headers.Location.OriginalString == "status_interfaces.php"
)
{
// re-request fresh page
parsePageContent(await GetStatusInterfacesContent(context));
}
}
else
{
throw new InvalidOperationException("Expected pfSense to 302 redirect me to status_interfaces.php but that did not happen, this is a bug");
}
}
else
{
throw new InvalidOperationException("Missing required form parameters for DHCP Release form, this is a bug");
}
}
else
{
throw new InvalidOperationException("Interface is not a DHCP Interface or its status is not Up");
}
}
else
{
throw new InvalidOperationException("Unknown interface provided, the Interface object must come from the Interfaces list of this class instance");
}
}
