From 0acdb150291b722a70cd191cecee2ed0c85d1e35 Mon Sep 17 00:00:00 2001
From: "Y. T. Chung" <zonyitoo@gmail.com>
Date: Wed, 30 May 2018 20:50:15 +0800
Subject: [PATCH] Upgrade rand to v0.5 and use ThreadRng #111, updated to
 support the latest trust-dns AsyncResolver

---
 Cargo.lock                | 366 ++++++++++++++++++++++----------------
 Cargo.toml                |   2 +-
 src/crypto/cipher.rs      |  46 ++---
 src/relay/dns_resolver.rs |  58 +++---
 src/relay/udprelay/dns.rs |  18 +-
 5 files changed, 281 insertions(+), 209 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index f0598549..82910a88 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -46,44 +46,30 @@ name = "atty"
 version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "backtrace"
-version = "0.2.3"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace-sys 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace-sys 0.1.23 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "dbghelp-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-demangle 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "backtrace"
-version = "0.3.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "backtrace-sys 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.16"
+version = "0.1.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -148,7 +134,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "bytes"
-version = "0.4.7"
+version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -161,7 +147,7 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bzip2-sys 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -169,13 +155,13 @@ name = "bzip2-sys"
 version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "cc"
-version = "1.0.15"
+version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -198,7 +184,7 @@ dependencies = [
  "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "strsim 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "textwrap 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -207,7 +193,15 @@ name = "clear_on_drop"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "cloudabi"
+version = "0.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -264,7 +258,7 @@ dependencies = [
  "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-utils 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "nodrop 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -278,7 +272,7 @@ dependencies = [
  "arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-utils 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "memoffset 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -308,15 +302,6 @@ dependencies = [
  "generic-array 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "dbghelp-sys"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "dbl"
 version = "0.1.0"
@@ -339,7 +324,7 @@ version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "quick-error 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -359,20 +344,31 @@ dependencies = [
  "termcolor 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "error-chain"
-version = "0.1.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "backtrace 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "error-chain"
 version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "failure"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "backtrace 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure_derive 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "failure_derive"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.11.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synstructure 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -381,8 +377,8 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -390,7 +386,7 @@ name = "flate2"
 version = "0.2.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz-sys 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -399,7 +395,7 @@ name = "flate2"
 version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz_oxide_c_api 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -450,10 +446,10 @@ dependencies = [
 
 [[package]]
 name = "hostname"
-version = "0.1.4"
+version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "winutil 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -462,7 +458,7 @@ name = "humantime"
 version = "1.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "quick-error 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -480,7 +476,7 @@ name = "iovec"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -517,7 +513,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "lazy_static"
-version = "1.0.0"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -527,7 +523,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.40"
+version = "0.2.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -535,9 +531,9 @@ name = "libsodium-ffi"
 version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "flate2 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "tar 0.4.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "unwrap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -593,7 +589,7 @@ name = "memchr"
 version = "2.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -606,8 +602,8 @@ name = "miniz-sys"
 version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -616,7 +612,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "adler32 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -624,9 +620,9 @@ name = "miniz_oxide_c_api"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "crc 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz_oxide 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -640,7 +636,7 @@ dependencies = [
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazycell 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "net2 0.2.32 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -654,7 +650,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -701,7 +697,7 @@ version = "0.2.32"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -715,7 +711,7 @@ name = "num_cpus"
 version = "1.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -725,23 +721,24 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "openssl"
-version = "0.10.7"
+version = "0.10.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "foreign-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "openssl-sys 0.9.30 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl-sys 0.9.31 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.30"
+version = "0.9.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "vcpkg 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -781,7 +778,12 @@ dependencies = [
 
 [[package]]
 name = "quick-error"
-version = "1.2.1"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "quote"
+version = "0.3.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -790,10 +792,27 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "rand"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_core 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "rand_core"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "rayon"
 version = "0.8.2"
@@ -808,15 +827,15 @@ version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam-deque 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.37"
+version = "0.1.38"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -824,7 +843,7 @@ name = "redox_termios"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -849,11 +868,11 @@ dependencies = [
 
 [[package]]
 name = "resolv-conf"
-version = "0.6.0"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "hostname 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "quick-error 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hostname 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -863,7 +882,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "gcc 0.3.54 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -907,17 +926,17 @@ dependencies = [
 
 [[package]]
 name = "serde"
-version = "1.0.55"
+version = "1.0.63"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde_json"
-version = "1.0.17"
+version = "1.0.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.55 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.63 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -927,7 +946,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "dtoa 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 1.0.55 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 1.0.63 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -938,31 +957,31 @@ dependencies = [
  "base64 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "byte_string 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "bytes 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "clap 2.31.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "digest 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "dns-parser 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "env_logger 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "libsodium-ffi 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lru-cache 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "md-5 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "miscreant 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "openssl 0.10.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "openssl 0.10.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "qrcode 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.12.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 1.0.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_urlencoded 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "subprocess 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.40 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-io 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio-signal 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "trust-dns-resolver 0.8.1 (git+https://github.com/bluejekyll/trust-dns)",
+ "tokio-signal 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "trust-dns-resolver 0.9.0 (git+https://github.com/bluejekyll/trust-dns)",
  "typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "url 1.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -983,7 +1002,7 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -999,7 +1018,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam 0.2.12 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1008,14 +1027,41 @@ name = "subtle"
 version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "syn"
+version = "0.11.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "synom 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "synom"
+version = "0.11.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "synstructure"
+version = "0.6.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.11.11 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "tar"
 version = "0.4.15"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "filetime 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "xattr 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1032,8 +1078,8 @@ name = "termion"
 version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "redox_termios 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1042,7 +1088,7 @@ name = "textwrap"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1050,7 +1096,7 @@ name = "thread_local"
 version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1059,8 +1105,8 @@ name = "time"
 version = "0.1.40"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
- "redox_syscall 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.38 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1104,7 +1150,7 @@ name = "tokio-io"
 version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1134,11 +1180,11 @@ dependencies = [
 
 [[package]]
 name = "tokio-signal"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio-uds 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1152,7 +1198,7 @@ name = "tokio-tcp"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1187,7 +1233,7 @@ name = "tokio-udp"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "mio 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1197,16 +1243,16 @@ dependencies = [
 
 [[package]]
 name = "trust-dns-proto"
-version = "0.3.2"
-source = "git+https://github.com/bluejekyll/trust-dns#849453207c16e4f5639e321d213ac77595728981"
+version = "0.4.0"
+source = "git+https://github.com/bluejekyll/trust-dns#d343dd0ec41e7da2229c86ab5282f631d97a6d4a"
 dependencies = [
  "byteorder 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "error-chain 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "idna 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "socket2 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1220,35 +1266,35 @@ dependencies = [
 
 [[package]]
 name = "trust-dns-resolver"
-version = "0.8.1"
-source = "git+https://github.com/bluejekyll/trust-dns#849453207c16e4f5639e321d213ac77595728981"
+version = "0.9.0"
+source = "git+https://github.com/bluejekyll/trust-dns#d343dd0ec41e7da2229c86ab5282f631d97a6d4a"
 dependencies = [
  "cfg-if 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "error-chain 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "ipconfig 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "lazy_static 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "lazy_static 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "lru-cache 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "resolv-conf 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "resolv-conf 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustls 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "smallvec 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "trust-dns-proto 0.3.2 (git+https://github.com/bluejekyll/trust-dns)",
- "trust-dns-rustls 0.2.0 (git+https://github.com/bluejekyll/trust-dns)",
+ "trust-dns-proto 0.4.0 (git+https://github.com/bluejekyll/trust-dns)",
+ "trust-dns-rustls 0.3.0 (git+https://github.com/bluejekyll/trust-dns)",
  "webpki-roots 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "trust-dns-rustls"
-version = "0.2.0"
-source = "git+https://github.com/bluejekyll/trust-dns#849453207c16e4f5639e321d213ac77595728981"
+version = "0.3.0"
+source = "git+https://github.com/bluejekyll/trust-dns#d343dd0ec41e7da2229c86ab5282f631d97a6d4a"
 dependencies = [
  "futures 0.1.21 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustls 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-rustls 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-tcp 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "trust-dns-proto 0.3.2 (git+https://github.com/bluejekyll/trust-dns)",
+ "trust-dns-proto 0.4.0 (git+https://github.com/bluejekyll/trust-dns)",
 ]
 
 [[package]]
@@ -1276,7 +1322,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "unicode-width"
-version = "0.1.4"
+version = "0.1.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "unicode-xid"
+version = "0.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1417,7 +1468,7 @@ name = "xattr"
 version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.40 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.41 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1440,9 +1491,8 @@ dependencies = [
 "checksum arrayref 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "0fd1479b7c29641adbd35ff3b5c293922d696a92f25c8c975da3e0acbc87258f"
 "checksum arrayvec 0.4.7 (registry+https://github.com/rust-lang/crates.io-index)" = "a1e964f9e24d588183fcb43503abda40d288c8657dfc27311516ce2f05675aef"
 "checksum atty 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)" = "2fc4a1aa4c24c0718a250f0681885c1af91419d242f29eb8f2ab28502d80dbd1"
-"checksum backtrace 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "346d7644f0b5f9bc73082d3b2236b69a05fd35cce0cfa3724e184e6a5c9e2a2f"
-"checksum backtrace 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8ea58cd16fd6c9d120b5bcb01d63883ae4cc7ba2aed35c1841b862a3c7ef6639"
-"checksum backtrace-sys 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "44585761d6161b0f57afc49482ab6bd067e4edef48c12a152c237eb0203f7661"
+"checksum backtrace 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "dbdd17cd962b570302f5297aea8648d5923e22e555c2ed2d8b2e34eca646bf6d"
+"checksum backtrace-sys 0.1.23 (registry+https://github.com/rust-lang/crates.io-index)" = "bff67d0c06556c0b8e6b5f090f0eac52d950d9dfd1d35ba04e4ca3543eaf6a7e"
 "checksum base64 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "96434f987501f0ed4eb336a411e0631ecd1afa11574fe148587adc4ff96143c9"
 "checksum base64 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "9263aa6a38da271eec5c91a83ce1e800f093c8535788d403d626d8d5c3f8f007"
 "checksum bitflags 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "d0c54bb8f454c567f21197eefcdbf5679d0bd99f2ddbe52e84c77061952e6789"
@@ -1452,14 +1502,15 @@ dependencies = [
 "checksum byte-tools 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "560c32574a12a89ecd91f5e742165893f86e3ab98d21f8ea548658eb9eef5f40"
 "checksum byte_string 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "11aade7a05aa8c3a351cedc44c3fc45806430543382fcc4743a9b757a2a0b4ed"
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-"checksum trust-dns-resolver 0.8.1 (git+https://github.com/bluejekyll/trust-dns)" = "<none>"
-"checksum trust-dns-rustls 0.2.0 (git+https://github.com/bluejekyll/trust-dns)" = "<none>"
+"checksum trust-dns-proto 0.4.0 (git+https://github.com/bluejekyll/trust-dns)" = "<none>"
+"checksum trust-dns-resolver 0.9.0 (git+https://github.com/bluejekyll/trust-dns)" = "<none>"
+"checksum trust-dns-rustls 0.3.0 (git+https://github.com/bluejekyll/trust-dns)" = "<none>"
 "checksum typenum 1.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "612d636f949607bdf9b123b4a6f6d966dedf3ff669f7f045890d3a4a73948169"
 "checksum ucd-util 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "fd2be2d6639d0f8fe6cdda291ad456e23629558d466e2789d2c3e9892bda285d"
 "checksum unicode-bidi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "49f2bd0c6468a8230e1db229cff8029217cf623c767ea5d60bfbd42729ea54d5"
 "checksum unicode-normalization 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "6a0180bc61fc5a987082bfa111f4cc95c4caff7f9799f3e46df09163a937aa25"
-"checksum unicode-width 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "bf3a113775714a22dcb774d8ea3655c53a32debae63a063acc00a91cc586245f"
+"checksum unicode-width 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "882386231c45df4700b275c7ff55b6f3698780a650026380e72dabe76fa46526"
+"checksum unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f860d7d29cf02cb2f3f359fd35991af3d30bac52c57d265a3c461074cb4dc"
 "checksum unreachable 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "382810877fe448991dfc7f0dd6e3ae5d58088fd0ea5e35189655f84e6814fa56"
 "checksum untrusted 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f392d7819dbe58833e26872f5f6f0d68b7bbbe90fc3667e98731c4a15ad9a7ae"
 "checksum unwrap 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "999361f54269ac2f0832a39b238ffe077ffa15ff7f6f696968a51164eaffa472"
diff --git a/Cargo.toml b/Cargo.toml
index c990a2b4..5a1cbf42 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -37,7 +37,7 @@ sodium = ["libsodium-ffi"]
 [dependencies]
 log = "0.4"
 byteorder = "1.2"
-rand = "0.4"
+rand = "0.5"
 time = "0.1"
 clap = "2"
 env_logger = "0.5"
diff --git a/src/crypto/cipher.rs b/src/crypto/cipher.rs
index 5cb2b5df..7e8d688a 100644
--- a/src/crypto/cipher.rs
+++ b/src/crypto/cipher.rs
@@ -1,6 +1,5 @@
 //! Ciphers
 
-use std::cell::RefCell;
 use std::convert::From;
 use std::fmt::{self, Debug, Display};
 use std::io;
@@ -10,7 +9,7 @@ use std::str::{self, FromStr};
 use bytes::{BufMut, Bytes, BytesMut};
 use crypto::digest::{self, Digest, DigestType};
 use openssl::symm;
-use rand::{OsRng, Rng};
+use rand::{self, RngCore};
 use ring::aead::{AES_128_GCM, AES_256_GCM, CHACHA20_POLY1305};
 
 /// Cipher result
@@ -221,18 +220,26 @@ impl CipherType {
         match *self {
             CipherType::Table | CipherType::Plain => 0,
 
-            CipherType::Aes128Cfb1 => symm::Cipher::aes_128_cfb1().iv_len()
-                                                                  .expect("iv_len should not be None"),
-            CipherType::Aes128Cfb8 => symm::Cipher::aes_128_cfb8().iv_len()
-                                                                  .expect("iv_len should not be None"),
+            CipherType::Aes128Cfb1 => {
+                symm::Cipher::aes_128_cfb1().iv_len()
+                                            .expect("iv_len should not be None")
+            }
+            CipherType::Aes128Cfb8 => {
+                symm::Cipher::aes_128_cfb8().iv_len()
+                                            .expect("iv_len should not be None")
+            }
             CipherType::Aes128Cfb | CipherType::Aes128Cfb128 => {
                 symm::Cipher::aes_128_cfb128().iv_len()
                                               .expect("iv_len should not be None")
             }
-            CipherType::Aes256Cfb1 => symm::Cipher::aes_256_cfb1().iv_len()
-                                                                  .expect("iv_len should not be None"),
-            CipherType::Aes256Cfb8 => symm::Cipher::aes_256_cfb8().iv_len()
-                                                                  .expect("iv_len should not be None"),
+            CipherType::Aes256Cfb1 => {
+                symm::Cipher::aes_256_cfb1().iv_len()
+                                            .expect("iv_len should not be None")
+            }
+            CipherType::Aes256Cfb8 => {
+                symm::Cipher::aes_256_cfb8().iv_len()
+                                            .expect("iv_len should not be None")
+            }
             CipherType::Aes256Cfb | CipherType::Aes256Cfb128 => {
                 symm::Cipher::aes_256_cfb128().iv_len()
                                               .expect("iv_len should not be None")
@@ -260,19 +267,14 @@ impl CipherType {
     }
 
     fn gen_random_bytes(len: usize) -> Bytes {
-        thread_local!(static RNG: RefCell<OsRng> = RefCell::new(OsRng::new().unwrap()));
+        let mut iv = BytesMut::with_capacity(len);
+        unsafe {
+            iv.set_len(len);
+        }
 
-        RNG.with(|rng| {
-                     let mut brng = rng.borrow_mut();
-
-                     let mut iv = BytesMut::with_capacity(len);
-                     unsafe {
-                         iv.set_len(len);
-                     }
-
-                     brng.fill_bytes(&mut iv);
-                     iv.freeze()
-                 })
+        let mut rng = rand::thread_rng();
+        rng.fill_bytes(&mut iv);
+        iv.freeze()
     }
 
     /// Generate a random initialize vector for this cipher
diff --git a/src/relay/dns_resolver.rs b/src/relay/dns_resolver.rs
index b817067f..d33dc9ed 100644
--- a/src/relay/dns_resolver.rs
+++ b/src/relay/dns_resolver.rs
@@ -7,8 +7,7 @@ use std::sync::Arc;
 
 use futures::Future;
 use tokio::runtime::current_thread::Runtime;
-use trust_dns_resolver::config::{ResolverConfig, ResolverOpts};
-use trust_dns_resolver::ResolverFuture;
+use trust_dns_resolver::AsyncResolver;
 
 use config::Config;
 
@@ -16,16 +15,16 @@ use config::Config;
 // bluejekyll/trust-dns/resolver/examples/global_resolver.rs
 lazy_static! {
     // First we need to setup the global Resolver
-    static ref GLOBAL_DNS_RESOLVER: ResolverFuture = init_resolver(false);
-    static ref GLOBAL_GOOGLE_DNS_RESOLVER: ResolverFuture = init_resolver(true);
+    static ref GLOBAL_DNS_RESOLVER: AsyncResolver = init_resolver(false);
+    static ref GLOBAL_GOOGLE_DNS_RESOLVER: AsyncResolver = init_resolver(true);
 }
 
-fn init_resolver(force_google: bool) -> ResolverFuture {
+fn init_resolver(force_google: bool) -> AsyncResolver {
     use std::sync::{Arc, Condvar, Mutex};
     use std::thread;
 
     // We'll be using this condvar to get the Resolver from the thread...
-    let pair = Arc::new((Mutex::new(None::<ResolverFuture>), Condvar::new()));
+    let pair = Arc::new((Mutex::new(None::<AsyncResolver>), Condvar::new()));
     let pair2 = pair.clone();
 
     // Spawn the runtime to a new thread...
@@ -36,31 +35,32 @@ fn init_resolver(force_google: bool) -> ResolverFuture {
                       let mut runtime = Runtime::new().expect("failed to launch Runtime");
 
                       // our platform independent future, result, see next blocks
-                      let future;
-
-                      // To make this independent, if targeting macOS, BSD, Linux, or Windows, we can use the system's configuration:
-                      #[cfg(any(unix, windows))]
-                      {
-                          if force_google {
-                              future = ResolverFuture::new(ResolverConfig::google(), ResolverOpts::default());
-                          } else {
-                              // use the system resolver configuration
-                              future = ResolverFuture::from_system_conf().expect("Failed to create ResolverFuture");
+                      let (resolver, bg) = {
+                          // To make this independent, if targeting macOS, BSD, Linux, or Windows, we can use the system's configuration:
+                          #[cfg(any(unix, windows))]
+                          {
+                              if force_google {
+                                  use trust_dns_resolver::config::{ResolverConfig, ResolverOpts};
+                                  // Get a new resolver with the google nameservers as the upstream recursive resolvers
+                                  AsyncResolver::new(ResolverConfig::google(), ResolverOpts::default())
+                              } else {
+                                  use trust_dns_resolver::system_conf::read_system_conf;
+                                  // use the system resolver configuration
+                                  let (config, opts) = read_system_conf().expect("Failed to read global dns sysconf");
+                                  AsyncResolver::new(config, opts)
+                              }
                           }
-                      }
 
-                      // For other operating systems, we can use one of the preconfigured definitions
-                      #[cfg(not(any(unix, windows)))]
-                      {
-                          // Directly reference the config types
-                          use trust_dns_resolver::config::{ResolverConfig, ResolverOpts};
+                          // For other operating systems, we can use one of the preconfigured definitions
+                          #[cfg(not(any(unix, windows)))]
+                          {
+                              // Directly reference the config types
+                              use trust_dns_resolver::config::{ResolverConfig, ResolverOpts};
 
-                          // Get a new resolver with the google nameservers as the upstream recursive resolvers
-                          future = ResolverFuture::new(ResolverConfig::google(), ResolverOpts::default());
-                      }
-
-                      // this will block the thread until the Resolver is constructed with the above configuration
-                      let resolver = runtime.block_on(future).expect("Failed to create DNS resolver");
+                              // Get a new resolver with the google nameservers as the upstream recursive resolvers
+                              AsyncResolver::new(ResolverConfig::google(), ResolverOpts::default())
+                          }
+                      };
 
                       let &(ref lock, ref cvar) = &*pair2;
                       let mut started = lock.lock().unwrap();
@@ -68,7 +68,7 @@ fn init_resolver(force_google: bool) -> ResolverFuture {
                       cvar.notify_one();
                       drop(started);
 
-                      runtime.run().expect("Resolver Thread shutdown!");
+                      runtime.block_on(bg).expect("Failed to create DNS resolver");
                   });
 
     // Wait for the thread to start up.
diff --git a/src/relay/udprelay/dns.rs b/src/relay/udprelay/dns.rs
index 995e8fd3..7262a7ba 100644
--- a/src/relay/udprelay/dns.rs
+++ b/src/relay/udprelay/dns.rs
@@ -120,15 +120,27 @@ impl<'a> fmt::Display for PrettyPacket<'a> {
     }
 }
 
+// /// Starts a UDP DNS server
+// pub fn run(config: Arc<Config>) -> impl Future<Item = (), Error = io::Error> + Send {
+//     let local_addr = *config.local.as_ref().unwrap();
+
+//     futures::lazy(move || {
+//                       info!("ShadowSocks UDP DNS Listening on {}", local_addr);
+
+//                       UdpSocket::bind(&local_addr)
+//                   }).and_then(move |l| listen(config, l))
+// }
+
 /// Starts a UDP DNS server
-pub fn run(config: Arc<Config>) -> impl Future<Item = (), Error = io::Error> + Send {
+pub fn run(config: Arc<Config>) -> Box<Future<Item = (), Error = io::Error> + Send> {
     let local_addr = *config.local.as_ref().unwrap();
 
-    futures::lazy(move || {
+    let fut = futures::lazy(move || {
                       info!("ShadowSocks UDP DNS Listening on {}", local_addr);
 
                       UdpSocket::bind(&local_addr)
-                  }).and_then(move |l| listen(config, l))
+                  }).and_then(move |l| listen(config, l));
+    boxed_future(fut)
 }
 
 fn listen(config: Arc<Config>, l: UdpSocket) -> impl Future<Item = (), Error = io::Error> + Send {