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std.Io.net.Server: refine AcceptError set
This commit is contained in:
Andrew Kelley
parent
cf6fa219fd
commit
e87ceb76c2
@ -898,7 +898,7 @@ fn dirMakePosix(userdata: ?*anyopaque, dir: Io.Dir, sub_path: []const u8, mode:
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.CANCELED => return error.Canceled,
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.ACCES => return error.AccessDenied,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.PERM => return error.PermissionDenied,
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.DQUOT => return error.DiskQuota,
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.EXIST => return error.PathAlreadyExists,
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@ -930,7 +930,7 @@ fn dirMakeWasi(userdata: ?*anyopaque, dir: Io.Dir, sub_path: []const u8, mode: I
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.CANCELED => return error.Canceled,
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.ACCES => return error.AccessDenied,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.PERM => return error.PermissionDenied,
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.DQUOT => return error.DiskQuota,
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.EXIST => return error.PathAlreadyExists,
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@ -989,7 +989,7 @@ fn dirStatPathLinux(
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.CANCELED => return error.Canceled,
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.ACCES => return error.AccessDenied,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.FAULT => |err| return errnoBug(err),
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.INVAL => |err| return errnoBug(err),
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.LOOP => return error.SymLinkLoop,
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@ -1024,7 +1024,7 @@ fn dirStatPathPosix(
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.CANCELED => return error.Canceled,
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.INVAL => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOMEM => return error.SystemResources,
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.ACCES => return error.AccessDenied,
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.PERM => return error.PermissionDenied,
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@ -1060,7 +1060,7 @@ fn dirStatPathWasi(
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.CANCELED => return error.Canceled,
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.INVAL => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOMEM => return error.SystemResources,
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.ACCES => return error.AccessDenied,
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.FAULT => |err| return errnoBug(err),
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@ -1088,7 +1088,7 @@ fn fileStatPosix(userdata: ?*anyopaque, file: Io.File) Io.File.StatError!Io.File
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.CANCELED => return error.Canceled,
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.INVAL => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOMEM => return error.SystemResources,
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.ACCES => return error.AccessDenied,
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else => |err| return posix.unexpectedErrno(err),
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@ -1115,7 +1115,7 @@ fn fileStatLinux(userdata: ?*anyopaque, file: Io.File) Io.File.StatError!Io.File
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.CANCELED => return error.Canceled,
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.ACCES => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.FAULT => |err| return errnoBug(err),
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.INVAL => |err| return errnoBug(err),
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.LOOP => |err| return errnoBug(err),
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@ -1147,7 +1147,7 @@ fn fileStatWasi(userdata: ?*anyopaque, file: Io.File) Io.File.StatError!Io.File.
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.CANCELED => return error.Canceled,
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.INVAL => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOMEM => return error.SystemResources,
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.ACCES => return error.AccessDenied,
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.NOTCAPABLE => return error.AccessDenied,
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@ -1220,7 +1220,7 @@ fn dirAccessWasi(
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.CANCELED => return error.Canceled,
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.INVAL => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOMEM => return error.SystemResources,
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.ACCES => return error.AccessDenied,
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.FAULT => |err| return errnoBug(err),
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@ -1305,7 +1305,7 @@ fn dirCreateFilePosix(
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.FAULT => |err| return errnoBug(err),
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.INVAL => return error.BadPathName,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.ACCES => return error.AccessDenied,
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.FBIG => return error.FileTooBig,
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.OVERFLOW => return error.FileTooBig,
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@ -1347,7 +1347,7 @@ fn dirCreateFilePosix(
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.INVAL => |err| return errnoBug(err), // invalid parameters
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.NOLCK => return error.SystemResources,
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.AGAIN => return error.WouldBlock,
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@ -1427,7 +1427,7 @@ fn dirCreateFileWasi(
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.FAULT => |err| return errnoBug(err),
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// Provides INVAL with a linux host on a bad path name, but NOENT on Windows
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.INVAL => return error.BadPathName,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.ACCES => return error.AccessDenied,
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.FBIG => return error.FileTooBig,
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.OVERFLOW => return error.FileTooBig,
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@ -1506,7 +1506,7 @@ fn dirOpenFile(
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.FAULT => |err| return errnoBug(err),
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.INVAL => return error.BadPathName,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.ACCES => return error.AccessDenied,
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.FBIG => return error.FileTooBig,
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.OVERFLOW => return error.FileTooBig,
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@ -1548,7 +1548,7 @@ fn dirOpenFile(
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.INVAL => |err| return errnoBug(err), // invalid parameters
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.NOLCK => return error.SystemResources,
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.AGAIN => return error.WouldBlock,
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@ -1653,7 +1653,7 @@ fn fileReadStreaming(userdata: ?*anyopaque, file: Io.File, data: [][]u8) Io.File
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.INVAL => |err| return errnoBug(err),
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.FAULT => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.IO => return error.InputOutput,
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.ISDIR => return error.IsDir,
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.NOBUFS => return error.SystemResources,
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@ -1678,7 +1678,7 @@ fn fileReadStreaming(userdata: ?*anyopaque, file: Io.File, data: [][]u8) Io.File
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.FAULT => |err| return errnoBug(err),
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.SRCH => return error.ProcessNotFound,
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.AGAIN => return error.WouldBlock,
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.BADF => return error.NotOpenForReading, // can be a race condition
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.IO => return error.InputOutput,
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.ISDIR => return error.IsDir,
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.NOBUFS => return error.SystemResources,
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@ -1779,7 +1779,7 @@ fn fileReadPositional(userdata: ?*anyopaque, file: Io.File, data: [][]u8, offset
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.INVAL => |err| return errnoBug(err),
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.FAULT => |err| return errnoBug(err),
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.AGAIN => |err| return errnoBug(err),
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.BADF => return error.NotOpenForReading, // can be a race condition
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.IO => return error.InputOutput,
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.ISDIR => return error.IsDir,
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.NOBUFS => return error.SystemResources,
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@ -1807,7 +1807,7 @@ fn fileReadPositional(userdata: ?*anyopaque, file: Io.File, data: [][]u8, offset
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.FAULT => |err| return errnoBug(err),
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.SRCH => return error.ProcessNotFound,
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.AGAIN => return error.WouldBlock,
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.BADF => return error.NotOpenForReading, // can be a race condition
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.IO => return error.InputOutput,
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.ISDIR => return error.IsDir,
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.NOBUFS => return error.SystemResources,
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@ -1844,7 +1844,7 @@ fn fileSeekTo(userdata: ?*anyopaque, file: Io.File, offset: u64) Io.File.SeekErr
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.INVAL => return error.Unseekable,
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.OVERFLOW => return error.Unseekable,
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.SPIPE => return error.Unseekable,
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@ -1866,7 +1866,7 @@ fn fileSeekTo(userdata: ?*anyopaque, file: Io.File, offset: u64) Io.File.SeekErr
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.INVAL => return error.Unseekable,
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.OVERFLOW => return error.Unseekable,
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.SPIPE => return error.Unseekable,
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@ -1885,7 +1885,7 @@ fn fileSeekTo(userdata: ?*anyopaque, file: Io.File, offset: u64) Io.File.SeekErr
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.INVAL => return error.Unseekable,
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.OVERFLOW => return error.Unseekable,
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.SPIPE => return error.Unseekable,
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@ -2111,7 +2111,7 @@ fn netListenIpPosix(
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switch (posix.errno(posix.system.listen(socket_fd, options.kernel_backlog))) {
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.SUCCESS => break,
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.ADDRINUSE => return error.AddressInUse,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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else => |err| return posix.unexpectedErrno(err),
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}
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}
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@ -2150,7 +2150,7 @@ fn netListenUnix(
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switch (posix.errno(posix.system.listen(socket_fd, options.kernel_backlog))) {
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.SUCCESS => break,
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.ADDRINUSE => return error.AddressInUse,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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else => |err| return posix.unexpectedErrno(err),
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}
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}
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@ -2178,7 +2178,7 @@ fn posixBindUnix(t: *Threaded, fd: posix.socket_t, addr: *const posix.sockaddr,
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.ROFS => return error.ReadOnlyFileSystem,
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.PERM => return error.PermissionDenied,
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.BADF => |err| return errnoBug(err), // always a race condition if this error is returned
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.INVAL => |err| return errnoBug(err), // invalid parameters
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.NOTSOCK => |err| return errnoBug(err), // invalid `sockfd`
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.FAULT => |err| return errnoBug(err), // invalid `addr` pointer
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@ -2197,7 +2197,7 @@ fn posixBind(t: *Threaded, socket_fd: posix.socket_t, addr: *const posix.sockadd
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.CANCELED => return error.Canceled,
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.ADDRINUSE => return error.AddressInUse,
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.BADF => |err| return errnoBug(err), // always a race condition if this error is returned
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.INVAL => |err| return errnoBug(err), // invalid parameters
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.NOTSOCK => |err| return errnoBug(err), // invalid `sockfd`
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.AFNOSUPPORT => return error.AddressFamilyUnsupported,
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@ -2221,7 +2221,7 @@ fn posixConnect(t: *Threaded, socket_fd: posix.socket_t, addr: *const posix.sock
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.AFNOSUPPORT => return error.AddressFamilyUnsupported,
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.AGAIN, .INPROGRESS => return error.WouldBlock,
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.ALREADY => return error.ConnectionPending,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.CONNREFUSED => return error.ConnectionRefused,
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.CONNRESET => return error.ConnectionResetByPeer,
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.FAULT => |err| return errnoBug(err),
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@ -2260,7 +2260,7 @@ fn posixConnectUnix(t: *Threaded, fd: posix.socket_t, addr: *const posix.sockadd
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.ROFS => return error.ReadOnlyFileSystem,
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.PERM => return error.PermissionDenied,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.CONNABORTED => |err| return errnoBug(err),
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.FAULT => |err| return errnoBug(err),
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.ISCONN => |err| return errnoBug(err),
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@ -2279,7 +2279,7 @@ fn posixGetSockName(t: *Threaded, socket_fd: posix.fd_t, addr: *posix.sockaddr,
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.BADF => |err| return errnoBug(err), // always a race condition
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.FAULT => |err| return errnoBug(err),
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.INVAL => |err| return errnoBug(err), // invalid parameters
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.NOTSOCK => |err| return errnoBug(err), // always a race condition
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@ -2298,7 +2298,7 @@ fn setSocketOption(t: *Threaded, fd: posix.fd_t, level: i32, opt_name: u32, opti
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.BADF => |err| return errnoBug(err), // always a race condition
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOTSOCK => |err| return errnoBug(err), // always a race condition
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.INVAL => |err| return errnoBug(err),
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.FAULT => |err| return errnoBug(err),
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@ -2430,6 +2430,7 @@ fn openSocketPosix(
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}
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fn netAcceptPosix(userdata: ?*anyopaque, listen_fd: net.Socket.Handle) net.Server.AcceptError!net.Stream {
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if (!have_networking) return error.NetworkDown;
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const t: *Threaded = @ptrCast(@alignCast(userdata));
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var storage: PosixAddress = undefined;
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var addr_len: posix.socklen_t = @sizeOf(PosixAddress);
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@ -2456,11 +2457,12 @@ fn netAcceptPosix(userdata: ?*anyopaque, listen_fd: net.Socket.Handle) net.Serve
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},
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.INTR => continue,
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.CANCELED => return error.Canceled,
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.AGAIN => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // always a race condition
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.CONNABORTED => return error.ConnectionAborted,
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.FAULT => |err| return errnoBug(err),
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.INVAL => return error.SocketNotListening,
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.INVAL => |err| return errnoBug(err),
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.NOTSOCK => |err| return errnoBug(err),
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.MFILE => return error.ProcessFdQuotaExceeded,
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.NFILE => return error.SystemFdQuotaExceeded,
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@ -2504,7 +2506,7 @@ fn netReadPosix(userdata: ?*anyopaque, fd: net.Socket.Handle, data: [][]u8) net.
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.INVAL => |err| return errnoBug(err),
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.FAULT => |err| return errnoBug(err),
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.AGAIN => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOBUFS => return error.SystemResources,
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.NOMEM => return error.SystemResources,
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.NOTCONN => return error.SocketUnconnected,
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@ -2526,7 +2528,7 @@ fn netReadPosix(userdata: ?*anyopaque, fd: net.Socket.Handle, data: [][]u8) net.
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.INVAL => |err| return errnoBug(err),
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.FAULT => |err| return errnoBug(err),
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.AGAIN => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.NOBUFS => return error.SystemResources,
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.NOMEM => return error.SystemResources,
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.NOTCONN => return error.SocketUnconnected,
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@ -2625,7 +2627,7 @@ fn netSendOne(
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.ACCES => return error.AccessDenied,
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.ALREADY => return error.FastOpenAlreadyInProgress,
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.BADF => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.CONNRESET => return error.ConnectionResetByPeer,
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.DESTADDRREQ => |err| return errnoBug(err),
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.FAULT => |err| return errnoBug(err),
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@ -2694,7 +2696,7 @@ fn netSendMany(
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.AGAIN => |err| return errnoBug(err),
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.ALREADY => return error.FastOpenAlreadyInProgress,
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.CONNRESET => return error.ConnectionResetByPeer,
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.DESTADDRREQ => |err| return errnoBug(err), // The socket is not connection-mode, and no peer address is set.
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.FAULT => |err| return errnoBug(err), // An invalid user space address was specified for an argument.
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@ -2905,7 +2907,7 @@ fn netWritePosix(
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.ACCES => |err| return errnoBug(err),
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.AGAIN => |err| return errnoBug(err),
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.ALREADY => return error.FastOpenAlreadyInProgress,
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.BADF => |err| return errnoBug(err), // always a race condition
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.CONNRESET => return error.ConnectionResetByPeer,
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.DESTADDRREQ => |err| return errnoBug(err), // The socket is not connection-mode, and no peer address is set.
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.FAULT => |err| return errnoBug(err), // An invalid user space address was specified for an argument.
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@ -2979,7 +2981,7 @@ fn netInterfaceNameResolve(
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.INVAL => |err| return errnoBug(err), // Bad parameters.
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.NOTTY => |err| return errnoBug(err),
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.NXIO => |err| return errnoBug(err),
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.BADF => |err| return errnoBug(err), // Always a race condition.
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.BADF => |err| return errnoBug(err), // File descriptor used after closed.
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.FAULT => |err| return errnoBug(err), // Bad pointer parameter.
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.IO => |err| return errnoBug(err), // sock_fd is not a file descriptor
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.NODEV => return error.InterfaceNotFound,
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@ -1312,7 +1312,26 @@ pub const Server = struct {
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s.* = undefined;
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}
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pub const AcceptError = std.posix.AcceptError || Io.Cancelable;
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pub const AcceptError = error{
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/// The per-process limit on the number of open file descriptors has been reached.
|
||||
ProcessFdQuotaExceeded,
|
||||
/// The system-wide limit on the total number of open files has been reached.
|
||||
SystemFdQuotaExceeded,
|
||||
/// Not enough free memory. This often means that the memory allocation is limited
|
||||
/// by the socket buffer limits, not by the system memory.
|
||||
SystemResources,
|
||||
/// The network subsystem has failed.
|
||||
NetworkDown,
|
||||
/// No connection is already queued and ready to be accepted, and
|
||||
/// the socket is configured as non-blocking.
|
||||
WouldBlock,
|
||||
/// An incoming connection was indicated, but was subsequently terminated by the
|
||||
/// remote peer prior to accepting the call.
|
||||
ConnectionAborted,
|
||||
/// Firewall rules forbid connection.
|
||||
BlockedByFirewall,
|
||||
ProtocolFailure,
|
||||
} || Io.UnexpectedError || Io.Cancelable;
|
||||
|
||||
/// Blocks until a client connects to the server.
|
||||
pub fn accept(s: *Server, io: Io) AcceptError!Stream {
|
||||
|
||||
@ -3622,44 +3622,7 @@ pub fn listen(sock: socket_t, backlog: u31) ListenError!void {
|
||||
}
|
||||
}
|
||||
|
||||
pub const AcceptError = error{
|
||||
ConnectionAborted,
|
||||
|
||||
/// The file descriptor sockfd does not refer to a socket.
|
||||
FileDescriptorNotASocket,
|
||||
|
||||
/// The per-process limit on the number of open file descriptors has been reached.
|
||||
ProcessFdQuotaExceeded,
|
||||
|
||||
/// The system-wide limit on the total number of open files has been reached.
|
||||
SystemFdQuotaExceeded,
|
||||
|
||||
/// Not enough free memory. This often means that the memory allocation is limited
|
||||
/// by the socket buffer limits, not by the system memory.
|
||||
SystemResources,
|
||||
|
||||
/// Socket is not listening for new connections.
|
||||
SocketNotListening,
|
||||
|
||||
ProtocolFailure,
|
||||
|
||||
/// Firewall rules forbid connection.
|
||||
BlockedByFirewall,
|
||||
|
||||
/// This error occurs when no global event loop is configured,
|
||||
/// and accepting from the socket would block.
|
||||
WouldBlock,
|
||||
|
||||
/// An incoming connection was indicated, but was subsequently terminated by the
|
||||
/// remote peer prior to accepting the call.
|
||||
ConnectionResetByPeer,
|
||||
|
||||
/// The network subsystem has failed.
|
||||
NetworkDown,
|
||||
|
||||
/// The referenced socket is not a type that supports connection-oriented service.
|
||||
OperationNotSupported,
|
||||
} || UnexpectedError;
|
||||
pub const AcceptError = std.Io.net.Server.AcceptError;
|
||||
|
||||
/// Accept a connection on a socket.
|
||||
/// If `sockfd` is opened in non blocking mode, the function will
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user