public static ServerSafeHandle NewServer(ChannelArgsSafeHandle args)
{
// Increment reference count for the native gRPC environment to make sure we don't do grpc_shutdown() before destroying the server handle.
// Doing so would make object finalizer crash if we end up abandoning the handle.
GrpcEnvironment.GrpcNativeInit();
return Native.grpcsharp_server_create(args);
}
public static ServerSafeHandle NewServer(ChannelArgsSafeHandle args)
{
// Increment reference count for the native gRPC environment to make sure we don't do grpc_shutdown() before destroying the server handle.
// Doing so would make object finalizer crash if we end up abandoning the handle.
GrpcEnvironment.GrpcNativeInit();
return(Native.grpcsharp_server_create(args));
}
private static ChannelArgsSafeHandle CreateNativeChannelArgs(ChannelArgs args)
{
if (args == null)
{
return(ChannelArgsSafeHandle.CreateNull());
}
return(args.ToNativeChannelArgs());
}
public void CreateFillAndDestroy()
{
var channelArgs = ChannelArgsSafeHandle.Create(3);
channelArgs.SetInteger(0, "somekey", 12345);
channelArgs.SetString(1, "somekey", "abcdefghijkl");
channelArgs.SetString(2, "somekey", "XYZ");
channelArgs.Dispose();
}
/// <summary>
/// Creates a channel that connects to a specific host.
/// Port will default to 80 for an unsecure channel and to 443 a secure channel.
/// </summary>
/// <param name="host">The DNS name of IP address of the host.</param>
/// <param name="credentials">Optional credentials to create a secure channel.</param>
/// <param name="options">Channel options.</param>
public Channel(string host, Credentials credentials = null, IEnumerable <ChannelOption> options = null)
{
using (ChannelArgsSafeHandle nativeChannelArgs = ChannelOptions.CreateChannelArgs(options))
{
if (credentials != null)
{
using (CredentialsSafeHandle nativeCredentials = credentials.ToNativeCredentials())
{
this.handle = ChannelSafeHandle.CreateSecure(nativeCredentials, host, nativeChannelArgs);
}
}
else
{
this.handle = ChannelSafeHandle.Create(host, nativeChannelArgs);
}
}
this.target = GetOverridenTarget(host, options);
}
/// <summary>
/// Creates a channel.
/// </summary>
public Channel(string target, Credentials credentials = null, ChannelArgs channelArgs = null)
{
using (ChannelArgsSafeHandle nativeChannelArgs = CreateNativeChannelArgs(channelArgs))
{
if (credentials != null)
{
using (CredentialsSafeHandle nativeCredentials = credentials.ToNativeCredentials())
{
this.handle = ChannelSafeHandle.CreateSecure(nativeCredentials, target, nativeChannelArgs);
}
}
else
{
this.handle = ChannelSafeHandle.Create(target, nativeChannelArgs);
}
}
this.target = GetOverridenTarget(target, channelArgs);
}
/// <summary>
/// Creates a channel that connects to a specific host.
/// Port will default to 80 for an unsecure channel and to 443 for a secure channel.
/// </summary>
/// <param name="target">Target of the channel.</param>
/// <param name="credentials">Credentials to secure the channel.</param>
/// <param name="options">Channel options.</param>
public Channel(string target, Credentials credentials, IEnumerable <ChannelOption> options = null)
{
this.target = Preconditions.CheckNotNull(target, "target");
this.environment = GrpcEnvironment.AddRef();
this.options = options != null ? new List <ChannelOption>(options) : new List <ChannelOption>();
EnsureUserAgentChannelOption(this.options);
using (CredentialsSafeHandle nativeCredentials = credentials.ToNativeCredentials())
using (ChannelArgsSafeHandle nativeChannelArgs = ChannelOptions.CreateChannelArgs(this.options))
{
if (nativeCredentials != null)
{
this.handle = ChannelSafeHandle.CreateSecure(nativeCredentials, target, nativeChannelArgs);
}
else
{
this.handle = ChannelSafeHandle.CreateInsecure(target, nativeChannelArgs);
}
}
}
/// <summary>
/// Creates native object for a collection of channel options.
/// </summary>
/// <returns>The native channel arguments.</returns>
internal static ChannelArgsSafeHandle CreateChannelArgs(ICollection <ChannelOption> options)
{
if (options == null || options.Count == 0)
{
return(ChannelArgsSafeHandle.CreateNull());
}
ChannelArgsSafeHandle nativeArgs = null;
try
{
nativeArgs = ChannelArgsSafeHandle.Create(options.Count);
int i = 0;
foreach (var option in options)
{
if (option.Type == ChannelOption.OptionType.Integer)
{
nativeArgs.SetInteger(i, option.Name, option.IntValue);
}
else if (option.Type == ChannelOption.OptionType.String)
{
nativeArgs.SetString(i, option.Name, option.StringValue);
}
else
{
throw new InvalidOperationException("Unknown option type");
}
i++;
}
return(nativeArgs);
}
catch (Exception)
{
if (nativeArgs != null)
{
nativeArgs.Dispose();
}
throw;
}
}
/// <summary>
/// Creates native object for a collection of channel options.
/// </summary>
/// <returns>The native channel arguments.</returns>
internal static ChannelArgsSafeHandle CreateChannelArgs(IEnumerable <ChannelOption> options)
{
if (options == null)
{
return(ChannelArgsSafeHandle.CreateNull());
}
var optionList = new List <ChannelOption>(options); // It's better to do defensive copy
ChannelArgsSafeHandle nativeArgs = null;
try
{
nativeArgs = ChannelArgsSafeHandle.Create(optionList.Count);
for (int i = 0; i < optionList.Count; i++)
{
var option = optionList[i];
if (option.Type == ChannelOption.OptionType.Integer)
{
nativeArgs.SetInteger(i, option.Name, option.IntValue);
}
else if (option.Type == ChannelOption.OptionType.String)
{
nativeArgs.SetString(i, option.Name, option.StringValue);
}
else
{
throw new InvalidOperationException("Unknown option type");
}
}
return(nativeArgs);
}
catch (Exception)
{
if (nativeArgs != null)
{
nativeArgs.Dispose();
}
throw;
}
}
/// <summary>
/// Creates native object for the channel arguments.
/// </summary>
/// <returns>The native channel arguments.</returns>
internal ChannelArgsSafeHandle ToNativeChannelArgs()
{
ChannelArgsSafeHandle nativeArgs = null;
try
{
nativeArgs = ChannelArgsSafeHandle.Create(stringArgs.Count);
int i = 0;
foreach (var entry in stringArgs)
{
nativeArgs.SetString(i, entry.Key, entry.Value);
i++;
}
return(nativeArgs);
}
catch (Exception)
{
if (nativeArgs != null)
{
nativeArgs.Dispose();
}
throw;
}
}
public void CreateNullAndDestroy()
{
var channelArgs = ChannelArgsSafeHandle.CreateNull();
channelArgs.Dispose();
}
public void CreateNonEmptyAndDestroy()
{
var channelArgs = ChannelArgsSafeHandle.Create(5);
channelArgs.Dispose();
}
