Fix App function name

Use RwLock replace unsafe
Fix clippy args
2020-04-07 19:34:01 +08:00 · 2020-04-05 22:30:07 +08:00 · 2020-03-31 19:49:02 +08:00 · 2020-03-17 21:33:05 +08:00 · 2020-03-17 21:15:10 +08:00 · 2020-03-17 21:11:21 +08:00
10 changed files with 599 additions and 722 deletions
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,109 @@
 name: Build
 on: [push, pull_request]
 jobs:
  build:
    name: Build in ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
    env:
      NAME: updns
    steps:
      - uses: actions/checkout@v2
      - name: Install Rust toolchain
        uses: actions-rs/toolchain@v1
        with:
          profile: minimal
          toolchain: stable
          components: rustfmt, clippy
      - name: Cache cargo registry
        uses: actions/cache@v1
        with:
          path: ~/.cargo/registry
          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
      - name: Cache cargo index
        uses: actions/cache@v1
        with:
          path: ~/.cargo/git
          key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
      - name: Cache cargo build
        uses: actions/cache@v1
        with:
          path: target
          key: ${{ runner.os }}-cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
      - name: Cargo fmt
        uses: actions-rs/cargo@v1
        with:
          command: fmt
          args: --all -- --check
      - name: Cargo clippy
        uses: actions-rs/cargo@v1
        with:
          command: clippy
          args: -- -D warnings
      - name: Cargo test
        uses: actions-rs/cargo@v1
        with:
          command: test
          args: --release
      - name: Cargo build
        uses: actions-rs/cargo@v1
        with:
          command: build
          args: --release
      # -------------- Relese --------------
      - name: Get release version (windows)
        if: startsWith(github.ref, 'refs/tags/') && startsWith(matrix.os, 'windows')
        id: GITHUB_RELEASE
        shell: bash
        run: echo ::set-output name=TAG::${GITHUB_REF:10}
      - name: Package zip (linux)
        if: startsWith(github.ref, 'refs/tags/') && startsWith(matrix.os, 'ubuntu')
        run: |
          cd ./target/release/
          zip ${{ env.NAME }}-${GITHUB_REF:10}-linux.zip ${{ env.NAME }}
      - name: Package zip (osx)
        if: startsWith(github.ref, 'refs/tags/') && startsWith(matrix.os, 'macos')
        run: |
          cd ./target/release/
          zip ${{ env.NAME }}-${GITHUB_REF:10}-osx.zip ${{ env.NAME }}
      - name: Package zip (windows)
        if: startsWith(github.ref, 'refs/tags/') && startsWith(matrix.os, 'windows')
        run: |
          cd ./target/release/
          Compress-Archive -CompressionLevel Optimal -Force -Path ${{ env.NAME }}.exe -DestinationPath ${{ env.NAME }}-${{ steps.GITHUB_RELEASE.outputs.TAG }}-windows.zip
      - name: GitHub release
        uses: softprops/action-gh-release@v1
        if: startsWith(github.ref, 'refs/tags/')
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          files: ./target/release/*.zip
      - name: Cargo publish
        uses: actions-rs/cargo@v1
        if: startsWith(github.ref, 'refs/tags/') && startsWith(matrix.os, 'ubuntu')
        with:
          command: publish
          args: --token ${{ secrets.CARGO_TOKEN }} -v
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,62 +0,0 @@
 language: rust
 services: docker
 sudo: required
 env:
  global:
    - CRATE_NAME=updns
 matrix:
  include:
    - env: TARGET=linux
      os: linux
    - env: TARGET=osx
      os: osx
    - env: TARGET=windows
      os: windows
 before_install:
  - set -e
  - rustup component add rustfmt
 script:
  - cargo fmt --all -- --check
  - cargo test --release
  - cargo build --release
 after_script: set +e
 before_deploy:
  - cd ./target/release/
  - test -r $CRATE_NAME && zip $CRATE_NAME-$TRAVIS_TAG-$TARGET.zip $CRATE_NAME || mv $CRATE_NAME.exe $CRATE_NAME-$TRAVIS_TAG-$TARGET.exe
  - cd ../../
 deploy:
  - provider: releases
    api_key:
      secure: $GITHUB_TOKEN
    file_glob: true
    file: ./target/release/$CRATE_NAME-$TRAVIS_TAG-$TARGET.*
    skip_cleanup: true
    on:
      tags: true
  - provider: cargo
    token: $CARGO_TOKEN
    on:
      condition: $TARGET = linux
      tags: true
 branches:
  only:
    - /^v\d+\.\d+\.\d+.*$/
    - master
 notifications:
  email:
    on_success: never
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,7 +2,7 @@
 # It is not intended for manual editing.
 [[package]]
 name = "ace"
-version = "0.0.2"
+version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@@ -32,7 +32,7 @@ version = "0.3.35"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "backtrace-sys 0.1.31 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -76,12 +76,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "bytes"
-version = "0.4.12"
+version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "cc"
@@ -90,7 +86,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "cfg-if"
-version = "0.1.10"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@@ -106,50 +102,12 @@ name = "constant_time_eq"
 version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "crossbeam-channel"
 version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "crossbeam-deque"
 version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "crossbeam-epoch 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "crossbeam-epoch"
 version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "arrayvec 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
 "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "memoffset 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "scopeguard 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "crossbeam-queue"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "crossbeam-utils"
 version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -158,7 +116,7 @@ name = "dirs"
 version = "2.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "dirs-sys 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -167,10 +125,10 @@ name = "dirs-sys"
 version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "redox_users 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -219,97 +177,79 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures-channel 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-channel 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-executor 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-executor 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-io 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-io 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-sink 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-sink 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-task 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-task 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-util 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-util 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "futures-channel"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures-core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-sink 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-sink 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "futures-channel-preview"
 version = "0.3.0-alpha.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "futures-core"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures-core-preview"
 version = "0.3.0-alpha.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures-executor"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures-core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-task 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-task 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-util 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-util 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "futures-io"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures-macro"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "proc-macro-hack 0.5.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "syn 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "futures-sink"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures-sink-preview"
 version = "0.3.0-alpha.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures-task"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "futures-util"
-version = "0.3.1"
+version = "0.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures-channel 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-channel 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-io 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-io 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-macro 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-macro 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-sink 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-sink 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-task 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-task 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "pin-utils 0.1.0-alpha.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "proc-macro-hack 0.5.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -317,25 +257,12 @@ dependencies = [
 "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "futures-util-preview"
 version = "0.3.0-alpha.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "futures-channel-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-sink-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "pin-utils 0.1.0-alpha.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "iovec"
-version = "0.1.2"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -351,29 +278,18 @@ dependencies = [
 name = "lazy_static"
 version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "libc"
 version = "0.2.62"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "lock_api"
 version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "scopeguard 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "log"
 version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -381,22 +297,15 @@ name = "memchr"
 version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "memoffset"
 version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "mio"
-version = "0.6.19"
+version = "0.6.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -411,9 +320,9 @@ name = "mio-uds"
 version = "0.6.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "mio 0.6.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -432,9 +341,9 @@ name = "net2"
 version = "0.2.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -443,54 +352,9 @@ version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
-name = "num_cpus"
+name = "pin-project-lite"
-version = "1.10.1"
+version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "parking_lot"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "lock_api 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "parking_lot_core 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "parking_lot_core"
 version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
 "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
 "smallvec 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "pin-project"
 version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "pin-project-internal 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "pin-project-internal"
 version = "0.4.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "syn 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "pin-utils"
@@ -502,7 +366,7 @@ name = "proc-macro-hack"
 version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "syn 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -522,7 +386,7 @@ dependencies = [
 [[package]]
 name = "proc-macro2"
-version = "1.0.6"
+version = "1.0.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -541,7 +405,7 @@ name = "quote"
 version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -567,7 +431,7 @@ dependencies = [
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "rand_core 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -596,18 +460,18 @@ dependencies = [
 [[package]]
 name = "regex"
-version = "1.3.1"
+version = "1.3.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "aho-corasick 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.17 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "thread_local 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "regex-syntax"
-version = "0.6.12"
+version = "0.6.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
@@ -625,47 +489,11 @@ name = "rustc-demangle"
 version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "scopeguard"
 version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "semver"
 version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "semver-parser"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "slab"
 version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "smallvec"
 version = "0.6.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "spin"
 version = "0.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "syn"
 version = "0.15.44"
@@ -681,7 +509,7 @@ name = "syn"
 version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -699,7 +527,7 @@ dependencies = [
 [[package]]
 name = "thread_local"
-version = "0.3.6"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -712,173 +540,38 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)",
- "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio"
-version = "0.2.0-alpha.6"
+version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bytes 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-sink-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures-core 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "num_cpus 1.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-codec 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-executor 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-fs 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-io 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-macros 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-net 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-sync 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-timer 0.3.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tracing-core 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-codec"
 version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-sink-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-io 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-executor"
 version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "crossbeam-channel 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 "crossbeam-deque 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "crossbeam-queue 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "num_cpus 1.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-sync 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tracing 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-fs"
 version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-executor 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-io 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-sync 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-io"
 version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "pin-project 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mio 0.6.20 (registry+https://github.com/rust-lang/crates.io-index)",
 "mio-uds 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)",
 "pin-project-lite 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-macros 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-macros"
-version = "0.2.0-alpha.6"
+version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "proc-macro2 1.0.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "syn 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-net"
 version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
 "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-sink-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)",
 "mio 0.6.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "mio-uds 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)",
 "num_cpus 1.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-codec 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-executor 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-io 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-sync 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tracing 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-sync"
 version = "0.2.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-sink-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tokio-timer"
 version = "0.3.0-alpha.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-executor 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "tokio-sync 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tracing"
 version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "tracing-attributes 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 "tracing-core 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tracing-attributes"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 "syn 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "tracing-core"
 version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
 name = "unicode-xid"
 version = "0.1.0"
@@ -891,15 +584,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "updns"
-version = "0.1.0"
+version = "0.1.3"
 dependencies = [
- "ace 0.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ace 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "dirs 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
 "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
 "regex 1.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
- "tokio 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "tokio 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 [[package]]
@@ -909,7 +603,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "winapi"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
 "winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -941,7 +635,7 @@ dependencies = [
 ]
 [metadata]
-"checksum ace 0.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "1e021d9548a20c4e74f88b5cff290ba225565e3404afcffdc6b275395128a140"
+"checksum ace 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "77c9e271cdb57529662aa91421d9b47ec2a87b92e0f3fcdebb17a3949c65fa4a"
 "checksum aho-corasick 0.7.6 (registry+https://github.com/rust-lang/crates.io-index)" = "58fb5e95d83b38284460a5fda7d6470aa0b8844d283a0b614b8535e880800d2d"
 "checksum arrayref 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)" = "0d382e583f07208808f6b1249e60848879ba3543f57c32277bf52d69c2f0f0ee"
 "checksum arrayvec 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)" = "b8d73f9beda665eaa98ab9e4f7442bd4e7de6652587de55b2525e52e29c1b0ba"
@@ -951,15 +645,11 @@ dependencies = [
 "checksum bitflags 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3d155346769a6855b86399e9bc3814ab343cd3d62c7e985113d46a0ec3c281fd"
 "checksum blake2b_simd 0.5.7 (registry+https://github.com/rust-lang/crates.io-index)" = "bf775a81bb2d464e20ff170ac20316c7b08a43d11dbc72f0f82e8e8d3d6d0499"
 "checksum byteorder 1.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "a7c3dd8985a7111efc5c80b44e23ecdd8c007de8ade3b96595387e812b957cf5"
-"checksum bytes 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)" = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
+"checksum bytes 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "42e7586d1d1a8da3546dd87ea64dae7f451ce9a0fdecd7a48893c55eb18b1c8f"
 "checksum cc 1.0.40 (registry+https://github.com/rust-lang/crates.io-index)" = "b548a4ee81fccb95919d4e22cfea83c7693ebfd78f0495493178db20b3139da7"
-"checksum cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+"checksum cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "b486ce3ccf7ffd79fdeb678eac06a9e6c09fc88d33836340becb8fffe87c5e33"
 "checksum cloudabi 0.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
 "checksum constant_time_eq 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "995a44c877f9212528ccc74b21a232f66ad69001e40ede5bcee2ac9ef2657120"
 "checksum crossbeam-channel 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)" = "c8ec7fcd21571dc78f96cc96243cab8d8f035247c3efd16c687be154c3fa9efa"
 "checksum crossbeam-deque 0.7.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b18cd2e169ad86297e6bc0ad9aa679aee9daa4f19e8163860faf7c164e4f5a71"
 "checksum crossbeam-epoch 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "fedcd6772e37f3da2a9af9bf12ebe046c0dfe657992377b4df982a2b54cd37a9"
 "checksum crossbeam-queue 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7c979cd6cfe72335896575c6b5688da489e420d36a27a0b9eb0c73db574b4a4b"
 "checksum crossbeam-utils 0.6.6 (registry+https://github.com/rust-lang/crates.io-index)" = "04973fa96e96579258a5091af6003abde64af786b860f18622b82e026cca60e6"
 "checksum dirs 2.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "13aea89a5c93364a98e9b37b2fa237effbb694d5cfe01c5b70941f7eb087d5e3"
 "checksum dirs-sys 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "afa0b23de8fd801745c471deffa6e12d248f962c9fd4b4c33787b055599bde7b"
@@ -969,42 +659,32 @@ dependencies = [
 "checksum fuchsia-cprng 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a06f77d526c1a601b7c4cdd98f54b5eaabffc14d5f2f0296febdc7f357c6d3ba"
 "checksum fuchsia-zircon 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
 "checksum fuchsia-zircon-sys 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
-"checksum futures 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "b6f16056ecbb57525ff698bb955162d0cd03bee84e6241c27ff75c08d8ca5987"
+"checksum futures 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "5c329ae8753502fb44ae4fc2b622fa2a94652c41e795143765ba0927f92ab780"
-"checksum futures-channel 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "fcae98ca17d102fd8a3603727b9259fcf7fa4239b603d2142926189bc8999b86"
+"checksum futures-channel 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f0c77d04ce8edd9cb903932b608268b3fffec4163dc053b3b402bf47eac1f1a8"
-"checksum futures-channel-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)" = "d5e5f4df964fa9c1c2f8bddeb5c3611631cacd93baf810fc8bb2fb4b495c263a"
+"checksum futures-core 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f25592f769825e89b92358db00d26f965761e094951ac44d3663ef25b7ac464a"
-"checksum futures-core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "79564c427afefab1dfb3298535b21eda083ef7935b4f0ecbfcb121f0aec10866"
+"checksum futures-executor 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f674f3e1bcb15b37284a90cedf55afdba482ab061c407a9c0ebbd0f3109741ba"
-"checksum futures-core-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)" = "b35b6263fb1ef523c3056565fa67b1d16f0a8604ff12b11b08c25f28a734c60a"
+"checksum futures-io 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "a638959aa96152c7a4cddf50fcb1e3fede0583b27157c26e67d6f99904090dc6"
-"checksum futures-executor 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1e274736563f686a837a0568b478bdabfeaec2dca794b5649b04e2fe1627c231"
+"checksum futures-macro 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "9a5081aa3de1f7542a794a397cde100ed903b0630152d0973479018fd85423a7"
-"checksum futures-io 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e676577d229e70952ab25f3945795ba5b16d63ca794ca9d2c860e5595d20b5ff"
+"checksum futures-sink 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "3466821b4bc114d95b087b850a724c6f83115e929bc88f1fa98a3304a944c8a6"
-"checksum futures-macro 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "52e7c56c15537adb4f76d0b7a76ad131cb4d2f4f32d3b0bcabcbe1c7c5e87764"
+"checksum futures-task 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "7b0a34e53cf6cdcd0178aa573aed466b646eb3db769570841fda0c7ede375a27"
-"checksum futures-sink 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "171be33efae63c2d59e6dbba34186fe0d6394fb378069a76dfd80fdcffd43c16"
+"checksum futures-util 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "22766cf25d64306bedf0384da004d05c9974ab104fcc4528f1236181c18004c5"
-"checksum futures-sink-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)" = "86f148ef6b69f75bb610d4f9a2336d4fc88c4b5b67129d1a340dd0fd362efeec"
+"checksum iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
 "checksum futures-task 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "0bae52d6b29cf440e298856fec3965ee6fa71b06aa7495178615953fd669e5f9"
 "checksum futures-util 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c0d66274fb76985d3c62c886d1da7ac4c0903a8c9f754e8fe0f35a6a6cc39e76"
 "checksum futures-util-preview 0.3.0-alpha.19 (registry+https://github.com/rust-lang/crates.io-index)" = "5ce968633c17e5f97936bd2797b6e38fb56cf16a7422319f7ec2e30d3c470e8d"
 "checksum iovec 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dbe6e417e7d0975db6512b90796e8ce223145ac4e33c377e4a42882a0e88bb08"
 "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
 "checksum lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 "checksum libc 0.2.62 (registry+https://github.com/rust-lang/crates.io-index)" = "34fcd2c08d2f832f376f4173a231990fa5aef4e99fb569867318a227ef4c06ba"
 "checksum lock_api 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f8912e782533a93a167888781b836336a6ca5da6175c05944c86cf28c31104dc"
 "checksum log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)" = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
 "checksum memchr 2.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "88579771288728879b57485cc7d6b07d648c9f0141eb955f8ab7f9d45394468e"
-"checksum memoffset 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ce6075db033bbbb7ee5a0bbd3a3186bbae616f57fb001c485c7ff77955f8177f"
+"checksum mio 0.6.20 (registry+https://github.com/rust-lang/crates.io-index)" = "72f4261ee7ab03cd36dc99eea4db8be6e83e4164da470e0c84f6726d6c605855"
 "checksum mio 0.6.19 (registry+https://github.com/rust-lang/crates.io-index)" = "83f51996a3ed004ef184e16818edc51fadffe8e7ca68be67f9dee67d84d0ff23"
 "checksum mio-uds 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)" = "966257a94e196b11bb43aca423754d87429960a768de9414f3691d6957abf125"
 "checksum miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
 "checksum net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
 "checksum nodrop 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "2f9667ddcc6cc8a43afc9b7917599d7216aa09c463919ea32c59ed6cac8bc945"
-"checksum num_cpus 1.10.1 (registry+https://github.com/rust-lang/crates.io-index)" = "bcef43580c035376c0705c42792c294b66974abbfd2789b511784023f71f3273"
+"checksum pin-project-lite 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f0af6cbca0e6e3ce8692ee19fb8d734b641899e07b68eb73e9bbbd32f1703991"
 "checksum parking_lot 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f842b1982eb6c2fe34036a4fbfb06dd185a3f5c8edfaacdf7d1ea10b07de6252"
 "checksum parking_lot_core 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b876b1b9e7ac6e1a74a6da34d25c42e17e8862aa409cbbbdcfc8d86c6f3bc62b"
 "checksum pin-project 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "c5fce7042b4e4338a3f868e563fff394709c3ff62cf6908d407dd9e2caff96ed"
 "checksum pin-project-internal 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "7644b4721cc27235f667e735da8732f5b781c442157315674c0cb7f28b4cabf3"
 "checksum pin-utils 0.1.0-alpha.4 (registry+https://github.com/rust-lang/crates.io-index)" = "5894c618ce612a3fa23881b152b608bafb8c56cfc22f434a3ba3120b40f7b587"
 "checksum proc-macro-hack 0.5.11 (registry+https://github.com/rust-lang/crates.io-index)" = "ecd45702f76d6d3c75a80564378ae228a85f0b59d2f3ed43c91b4a69eb2ebfc5"
 "checksum proc-macro-nested 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "369a6ed065f249a159e06c45752c780bda2fb53c995718f9e484d08daa9eb42e"
 "checksum proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)" = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
-"checksum proc-macro2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)" = "9c9e470a8dc4aeae2dee2f335e8f533e2d4b347e1434e5671afc49b054592f27"
+"checksum proc-macro2 1.0.10 (registry+https://github.com/rust-lang/crates.io-index)" = "df246d292ff63439fea9bc8c0a270bed0e390d5ebd4db4ba15aba81111b5abe3"
 "checksum quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
 "checksum quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "053a8c8bcc71fcce321828dc897a98ab9760bef03a4fc36693c231e5b3216cfe"
 "checksum rand_core 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6fdeb83b075e8266dcc8762c22776f6877a63111121f5f8c7411e5be7eed4b"
@@ -1013,38 +693,22 @@ dependencies = [
 "checksum rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
 "checksum redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)" = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
 "checksum redox_users 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4ecedbca3bf205f8d8f5c2b44d83cd0690e39ee84b951ed649e9f1841132b66d"
-"checksum regex 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dc220bd33bdce8f093101afe22a037b8eb0e5af33592e6a9caafff0d4cb81cbd"
+"checksum regex 1.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7f6946991529684867e47d86474e3a6d0c0ab9b82d5821e314b1ede31fa3a4b3"
-"checksum regex-syntax 0.6.12 (registry+https://github.com/rust-lang/crates.io-index)" = "11a7e20d1cce64ef2fed88b66d347f88bd9babb82845b2b858f3edbf59a4f716"
+"checksum regex-syntax 0.6.17 (registry+https://github.com/rust-lang/crates.io-index)" = "7fe5bd57d1d7414c6b5ed48563a2c855d995ff777729dcd91c369ec7fea395ae"
 "checksum rust-argon2 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4ca4eaef519b494d1f2848fc602d18816fed808a981aedf4f1f00ceb7c9d32cf"
 "checksum rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)" = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
 "checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
 "checksum scopeguard 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b42e15e59b18a828bbf5c58ea01debb36b9b096346de35d941dcb89009f24a0d"
 "checksum semver 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403"
 "checksum semver-parser 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 "checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 "checksum smallvec 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)" = "ab606a9c5e214920bb66c458cd7be8ef094f813f20fe77a54cc7dbfff220d4b7"
 "checksum spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 "checksum syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)" = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
 "checksum syn 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)" = "661641ea2aa15845cddeb97dad000d22070bb5c1fb456b96c1cba883ec691e92"
 "checksum synstructure 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)" = "02353edf96d6e4dc81aea2d8490a7e9db177bf8acb0e951c24940bf866cb313f"
-"checksum thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c6b53e329000edc2b34dbe8545fd20e55a333362d0a321909685a19bd28c3f1b"
+"checksum thread_local 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d40c6d1b69745a6ec6fb1ca717914848da4b44ae29d9b3080cbee91d72a69b14"
 "checksum time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
-"checksum tokio 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "1f17f5d6ab0f35c1506678b28fb1798bdf74fcb737e9843c7b17b73e426eba38"
+"checksum tokio 0.2.16 (registry+https://github.com/rust-lang/crates.io-index)" = "ee5a0dd887e37d37390c13ff8ac830f992307fe30a1fff0ab8427af67211ba28"
-"checksum tokio-codec 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "9f5d22fd1e84bd4045d28813491cb7d7caae34d45c80517c2213f09a85e8787a"
+"checksum tokio-macros 0.2.5 (registry+https://github.com/rust-lang/crates.io-index)" = "f0c3acc6aa564495a0f2e1d59fab677cd7f81a19994cfc7f3ad0e64301560389"
 "checksum tokio-executor 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "9ee9ceecf69145923834ea73f32ba40c790fd877b74a7817dd0b089f1eb9c7c8"
 "checksum tokio-fs 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "0bf85e16971e06e680c622e0c1b455be94b086275c5ddcd6d4a83a2bfbb83cda"
 "checksum tokio-io 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "112784d5543df30660b04a72ca423bfbd90e8bb32f94dcf610f15401218b22c5"
 "checksum tokio-macros 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "86b616374bcdadd95974e1f0dfca07dc913f1163c53840c0d664aca35114964e"
 "checksum tokio-net 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "a441682cd32f3559383112c4a7f372f5c9fa1950c5cf8c8dd05274a2ce8c2654"
 "checksum tokio-sync 0.2.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "4f1aaeb685540f7407ea0e27f1c9757d258c7c6bf4e3eb19da6fc59b747239d2"
 "checksum tokio-timer 0.3.0-alpha.6 (registry+https://github.com/rust-lang/crates.io-index)" = "b97c1587fe71018eb245a4a9daa13a5a3b681bbc1f7fdadfe24720e141472c13"
 "checksum tracing 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)" = "ff4e4f59e752cb3beb5b61c6d5e11191c7946231ba84faec2902c9efdd8691c5"
 "checksum tracing-attributes 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "a4263b12c3d3c403274493eb805966093b53214124796552d674ca1dd5d27c2b"
 "checksum tracing-core 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "bc913647c520c959b6d21e35ed8fa6984971deca9f0a2fcb8c51207e0c56af1d"
 "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 "checksum unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
-"checksum winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "f10e386af2b13e47c89e7236a7a14a086791a2b88ebad6df9bf42040195cf770"
+"checksum winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
 "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
 "checksum winapi-i686-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
 "checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "updns"
-version = "0.1.0"
+version = "0.1.3"
 edition = "2018"
 authors = ["wyhaya <wyhaya@gmail.com>"]
@@ -18,10 +18,11 @@ keywords = [
 ]
 [dependencies]
-ace = "0.0.2"
+ace = "0.2.0"
 dirs = "2.0.2"
-futures = "0.3.1"
+futures = "0.3.4"
 lazy_static = "1.4.0"
-regex = "1.3.1"
+log = { version = "0.4.8", features = ["max_level_trace", "release_max_level_info"] }
 regex = "1.3.6"
 time = "0.1.42"
-tokio = "0.2.0-alpha.6"
+tokio = { version = "0.2.16", features = ["fs", "io-util",  "macros", "net", "stream", "time", "sync"] }
--- a/README.md
+++ b/README.md
@@ -1,14 +1,13 @@
 # updns
-
+[![GitHub Workflow Status](https://img.shields.io/github/workflow/status/wyhaya/updns/Build?style=flat-square)](https://github.com/wyhaya/updns/actions)
 [![Build Status](https://img.shields.io/travis/wyhaya/updns.svg?style=flat-square)](https://travis-ci.org/wyhaya/updns)
 [![Crates.io](https://img.shields.io/crates/v/updns.svg?style=flat-square)](https://crates.io/crates/updns)
 [![Crates.io](https://img.shields.io/crates/l/updns.svg?style=flat-square)](https://github.com/wyhaya/updns/blob/master/LICENSE)
 ---
-updns is a simple DNS proxy server developed using `Rust`. You can intercept any domain name and return the ip you need.
+updns is a simple DNS proxy server developed using `Rust`. You can intercept any domain name and return the ip you need
 ## Install
@@ -20,7 +19,7 @@ Or use `cargo` to install
 cargo install updns
 ```
-## Start to use
+## Start to use 🚀
 ```bash
 updns
@@ -28,9 +27,7 @@ updns
 updns -c /your/hosts
 ```
-You may use `sudo` to run this command because you will use the `53` port, make sure you have sufficient permissions.
+You may use `sudo` to run this command because you will use the `53` port
 Now change your local DNS server to `127.0.0.1` 🚀
 ## Running in docker
@@ -53,43 +50,42 @@ Usage:
 Command:
    add        Add a DNS record
    ls         Print all configured DNS records
-    config     Call vim to edit the configuration file
+    config     Call 'vim' to edit the configuration file
    path       Print related directories
    help       Print help information
    version    Print version information
 Option:
    -c    Specify a config file
-    -w    Check the interval of the configuration file
+    -i    Check the interval time of the configuration file
          format: 1ms, 1s, 1m, 1h, 1d
 ```
 ## Config
-You can use `updns config` command and then call `vim` quick edit, or use `updns path` find the updns's installation directory and edit the `config` file
+You can use `updns config` command and then call `vim` edit, or find `~/.updns/config`  edit
-You can specify standard domains, or utilize [regular expressions](https://rustexp.lpil.uk "rustexp") for dynamic matching, 
+You can specify standard domains, or utilize [regular expressions](https://rustexp.lpil.uk "rustexp") for dynamic matching
-You can update the config file at any time, updns will listen for file changes
+
 > Regular expression starts with `~`
 ```ini
-bind     0.0.0.0:53     # Binding address
+bind     0.0.0.0:53      # Binding address
-proxy    8.8.8.8:53     # Proxy address
+proxy    8.8.8.8:53      # Proxy address
-timeout  2000           # Proxy timeout (ms)
+timeout  2s              # Proxy timeout (format: 1ms, 1s, 1m, 1h, 1d)
 # Domain matching
-example.com             1.1.1.1
+example.com              1.1.1.1
-*.example.com           2.2.2.2
+*.example.com            2.2.2.2
-^\w+\.example\.[a-z]+$  3.3.3.3
+~^\w+\.example\.[a-z]+$  3.3.3.3
 # IPv6
 test.com                ::
 # Import from other file
 import /other/hosts
 ```
 ## Todo
 * Dynamically update port bindings
 ## Reference
 [Building a DNS server in Rust](https://github.com/EmilHernvall/dnsguide)
--- a/src/config.rs
+++ b/src/config.rs
@@ -1,4 +1,7 @@
 use crate::matcher::Matcher;
 use futures::future::{BoxFuture, FutureExt};
 use lazy_static::lazy_static;
 use log::error;
 use regex::Regex;
 use std::{
    borrow::Cow,
@@ -6,6 +9,7 @@ use std::{
    path::{Path, PathBuf},
    result,
    slice::Iter,
    time::Duration,
 };
 use tokio::{
    fs,
@@ -17,6 +21,37 @@ lazy_static! {
    static ref COMMENT_REGEX: Regex = Regex::new("#.*$").unwrap();
 }
 // Parse time format into Duration
 pub fn try_parse_duration(text: &str) -> result::Result<Duration, ()> {
    let numbers = "0123456789.".chars().collect::<Vec<char>>();
    let i = text
        .chars()
        .position(|ch| !numbers.contains(&ch))
        .ok_or_else(|| ())?;
    let time = &text[..i];
    let unit = &text[i..];
    if time.is_empty() {
        return Err(());
    }
    let n = time.parse::<f64>().map_err(|_| ())?;
    let ms = match unit {
        "d" => Ok(24_f64 * 60_f64 * 60_f64 * 1000_f64 * n),
        "h" => Ok(60_f64 * 60_f64 * 1000_f64 * n),
        "m" => Ok(60_f64 * 1000_f64 * n),
        "s" => Ok(1000_f64 * n),
        "ms" => Ok(n),
        _ => Err(()),
    }? as u64;
    if ms == 0 {
        Err(())
    } else {
        Ok(Duration::from_millis(ms))
    }
 }
 #[derive(Debug)]
 pub struct Invalid {
    pub line: usize,
@@ -24,6 +59,23 @@ pub struct Invalid {
    pub kind: InvalidType,
 }
 pub trait MultipleInvalid {
    fn print(&self);
 }
 impl MultipleInvalid for Vec<Invalid> {
    fn print(&self) {
        for invalid in self {
            error!(
                "[line:{}] {} `{}`",
                invalid.line,
                invalid.kind.description(),
                invalid.source
            );
        }
    }
 }
 #[derive(Debug)]
 pub enum InvalidType {
    Regex,
@@ -34,7 +86,7 @@ pub enum InvalidType {
 }
 impl InvalidType {
-    pub fn as_str(&self) -> &str {
+    pub fn description(&self) -> &str {
        match self {
            InvalidType::SocketAddr => "Cannot parse socket address",
            InvalidType::IpAddr => "Cannot parse ip address",
@@ -47,7 +99,7 @@ impl InvalidType {
 #[derive(Debug)]
 pub struct Hosts {
-    record: Vec<(Host, IpAddr)>,
+    record: Vec<(Matcher, IpAddr)>,
 }
 impl Hosts {
@@ -55,7 +107,7 @@ impl Hosts {
        Hosts { record: Vec::new() }
    }
-    fn push(&mut self, record: (Host, IpAddr)) {
+    fn push(&mut self, record: (Matcher, IpAddr)) {
        self.record.push(record);
    }
@@ -65,7 +117,7 @@ impl Hosts {
        }
    }
-    pub fn iter(&mut self) -> Iter<(Host, IpAddr)> {
+    pub fn iter(&mut self) -> Iter<(Matcher, IpAddr)> {
        self.record.iter()
    }
@@ -79,64 +131,12 @@ impl Hosts {
    }
 }
 // domain match
 #[derive(Debug)]
 pub struct Host(MatchMode);
 #[derive(Debug)]
 enum MatchMode {
    Text(String),
    Regex(Regex),
 }
 impl Host {
    fn new(domain: &str) -> result::Result<Host, regex::Error> {
        // example.com
        if Self::is_text(domain) {
            return Ok(Host(MatchMode::Text(domain.to_string())));
        }
        // *.example.com
        if Self::is_wildcard(domain) {
            let s = format!("^{}$", domain.replace(".", r"\.").replace("*", r"[^.]+"));
            return Ok(Host(MatchMode::Regex(Regex::new(&s)?)));
        }
        // use regex
        Ok(Host(MatchMode::Regex(Regex::new(domain)?)))
    }
    fn is_text(domain: &str) -> bool {
        const ALLOW: &str = "abcdefghijklmnopqrstuvwxyz0123456789-.";
        domain.chars().all(|item| ALLOW.chars().any(|c| item == c))
    }
    fn is_wildcard(domain: &str) -> bool {
        const ALLOW: &str = "abcdefghijklmnopqrstuvwxyz0123456789-.*";
        domain.chars().all(|item| ALLOW.chars().any(|c| item == c))
    }
    pub fn is_match(&self, domain: &str) -> bool {
        match &self.0 {
            MatchMode::Text(text) => text == domain,
            MatchMode::Regex(reg) => reg.is_match(domain),
        }
    }
    pub fn as_str(&self) -> &str {
        match &self.0 {
            MatchMode::Text(text) => text,
            MatchMode::Regex(reg) => reg.as_str(),
        }
    }
 }
 #[derive(Debug)]
 pub struct Config {
    pub bind: Vec<SocketAddr>,
    pub proxy: Vec<SocketAddr>,
    pub hosts: Hosts,
-    pub timeout: Option<u64>,
+    pub timeout: Option<Duration>,
    pub invalid: Vec<Invalid>,
 }
@@ -218,19 +218,18 @@ impl Parser {
    }
    // match host
-    // example.com 0.0.0.0
+    // example.com 0.0.0.0  or  0.0.0.0 example.com
-    // 0.0.0.0 example.com
+    fn record(left: &str, right: &str) -> result::Result<(Matcher, IpAddr), InvalidType> {
    fn record(left: &str, right: &str) -> result::Result<(Host, IpAddr), InvalidType> {
        // ip domain
        if let Ok(ip) = right.parse() {
-            return Host::new(left)
+            return Matcher::new(left)
                .map(|host| (host, ip))
                .map_err(|_| InvalidType::Regex);
        }
        // domain ip
        if let Ok(ip) = left.parse() {
-            return Host::new(right)
+            return Matcher::new(right)
                .map(|host| (host, ip))
                .map_err(|_| InvalidType::Regex);
        }
@@ -279,12 +278,12 @@ impl Parser {
                        Ok(addr) => config.proxy.push(addr),
                        Err(_) => invalid!(InvalidType::SocketAddr),
                    },
-                    "timeout" => match value.parse::<u64>() {
+                    "timeout" => match try_parse_duration(value) {
                        Ok(timeout) => config.timeout = Some(timeout),
                        Err(_) => invalid!(InvalidType::Timeout),
                    },
                    "import" => {
-                        let mut path = Path::new(value).to_path_buf();
+                        let mut path = PathBuf::from(value);
                        if path.is_relative() {
                            if let Some(parent) = self.path.parent() {
                                path = parent.join(path);
@@ -301,42 +300,6 @@ impl Parser {
            Ok(config)
        }
-            .boxed()
+        .boxed()
    }
 }
 #[cfg(test)]
 mod test_host {
    use super::*;
    #[test]
    fn test_create() {}
    #[test]
    fn test_text() {
        let host = Host::new("example.com").unwrap();
        assert!(host.is_match("example.com"));
        assert!(!host.is_match("-example.com"));
        assert!(!host.is_match("example.com.cn"));
    }
    #[test]
    fn test_wildcard() {
        let host = Host::new("*.example.com").unwrap();
        assert!(host.is_match("test.example.com"));
        assert!(!host.is_match("test.example.test"));
        assert!(!host.is_match("test.test.com"));
        let host = Host::new("*.example.*").unwrap();
        assert!(host.is_match("test.example.test"));
        assert!(!host.is_match("example.com"));
        assert!(!host.is_match("test.test.test"));
    }
    #[test]
    fn test_regex() {
        let host = Host::new("^example.com$").unwrap();
        assert!(host.is_match("example.com"));
        assert!(!host.is_match("test.example.com"));
    }
 }
--- a/src/logger.rs
+++ b/src/logger.rs
@@ -0,0 +1,26 @@
 use log::{LevelFilter, Metadata, Record, SetLoggerError};
 static LOGGER: Logger = Logger;
 pub fn init() -> Result<(), SetLoggerError> {
    log::set_logger(&LOGGER).map(|()| log::set_max_level(LevelFilter::Trace))
 }
 struct Logger;
 impl log::Log for Logger {
    fn enabled(&self, _: &Metadata) -> bool {
        true
    }
    fn log(&self, record: &Record) {
        println!(
            "[{}] {:<5} {}",
            time::now().strftime("%F %T").unwrap(),
            record.level(),
            record.args()
        );
    }
    fn flush(&self) {}
 }
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,14 +1,16 @@
 #[macro_use]
 extern crate lazy_static;
 mod config;
 mod lib;
 mod logger;
 mod matcher;
 mod watch;
 use ace::App;
-use config::{Config, Hosts, Invalid, Parser};
+use config::{Config, Hosts, MultipleInvalid, Parser};
 use dirs;
 use futures::prelude::*;
 use lazy_static::lazy_static;
 use lib::*;
 use log::{error, info, warn};
 use regex::Regex;
 use std::{
    env,
@@ -20,8 +22,8 @@ use std::{
 use tokio::{
    io::{Error, ErrorKind, Result},
    net::UdpSocket,
-    prelude::*,
+    sync::RwLock,
-    timer::Timeout,
+    time::timeout,
 };
 use watch::Watch;
@@ -29,13 +31,15 @@ const CONFIG_FILE: [&str; 2] = [".updns", "config"];
 const DEFAULT_BIND: &str = "0.0.0.0:53";
 const DEFAULT_PROXY: [&str; 2] = ["8.8.8.8:53", "1.1.1.1:53"];
-const DEFAULT_TIMEOUT: u64 = 2000;
+const DEFAULT_TIMEOUT: Duration = Duration::from_millis(2000);
-const WATCH_INTERVAL: u64 = 5000;
+const WATCH_INTERVAL: Duration = Duration::from_millis(5000);
-static mut PROXY: Vec<SocketAddr> = Vec::new();
+lazy_static! {
-static mut HOSTS: Option<Hosts> = None;
+    static ref PROXY: RwLock<Vec<SocketAddr>> = RwLock::new(Vec::new());
-static mut TIMEOUT: u64 = DEFAULT_TIMEOUT;
+    static ref HOSTS: RwLock<Hosts> = RwLock::new(Hosts::new());
    static ref TIMEOUT: RwLock<Duration> = RwLock::new(DEFAULT_TIMEOUT);
 }
 macro_rules! exit {
    ($($arg:tt)*) => {
@@ -45,28 +49,14 @@ macro_rules! exit {
        }
    };
 }
 macro_rules! error {
    ($($arg:tt)*) => {
        eprint!("{} ERROR ", time::now().strftime("[%Y-%m-%d %H:%M:%S]").unwrap());
        eprintln!($($arg)*);
    };
 }
 macro_rules! info {
    ($($arg:tt)*) => {
        print!("{} INFO ", time::now().strftime("[%Y-%m-%d %H:%M:%S]").unwrap());
        println!($($arg)*);
    };
 }
 macro_rules! warn {
    ($($arg:tt)*) => {
        print!("{} WARN ", time::now().strftime("[%Y-%m-%d %H:%M:%S]").unwrap());
        println!($($arg)*);
    };
 }
 #[tokio::main]
 async fn main() {
-    let app = App::new(env!("CARGO_PKG_NAME"), env!("CARGO_PKG_VERSION"))
+    logger::init().unwrap_or_else(|err| exit!("Log init failed:\n{:#?}", err));
    let app = App::new()
        .name(env!("CARGO_PKG_NAME"))
        .version(env!("CARGO_PKG_VERSION"))
        .cmd("add", "Add a DNS record")
        .cmd("ls", "Print all configured DNS records")
        .cmd("config", "Call 'vim' to edit the configuration file")
@@ -74,12 +64,18 @@ async fn main() {
        .cmd("help", "Print help information")
        .cmd("version", "Print version information")
        .opt("-c", "Specify a config file")
-        .opt("-w", "Check the interval of the configuration file (ms)");
+        .opt(
            "-i",
            vec![
                "Check the interval time of the configuration file",
                "format: 1ms, 1s, 1m, 1h, 1d",
            ],
        );
    let config_path = match app.value("-c") {
        Some(values) => {
            if values.is_empty() {
-                exit!("'-c' value: [CONFIG]");
+                exit!("'-c' missing a value: [FILE]");
            }
            PathBuf::from(values[0])
        }
@@ -90,17 +86,20 @@ async fn main() {
    };
    // Check profile interval
-    let watch_interval = match app.value("-w") {
+    let watch_interval = app
-        Some(values) => {
+        .value("-i")
        .map(|values| {
            if values.is_empty() {
-                exit!("'-w' value: [ms]");
+                exit!("'-i' missing a value: : [1ms, 1s, 1m, 1h, 1d]");
            }
-            values[0]
+            config::try_parse_duration(values[0]).unwrap_or_else(|_| {
-                .parse::<u64>()
+                exit!(
-                .unwrap_or_else(|_| exit!("Cannot resolve '{}' to number", &values[0]))
+                    "Cannot resolve '{}' to interval time, format: 1ms, 1s, 1m, 1h, 1d",
-        }
+                    &values[0]
-        None => WATCH_INTERVAL,
+                )
-    };
+            })
        })
        .unwrap_or(WATCH_INTERVAL);
    if let Some(cmd) = app.command() {
        match cmd.as_str() {
@@ -131,16 +130,16 @@ async fn main() {
                }
            }
            "ls" => {
-                let mut config = config_parse(&config_path).await;
+                let mut config = force_get_config(&config_path).await;
                let n = config
                    .hosts
                    .iter()
-                    .map(|(r, _)| r.as_str().len())
+                    .map(|(m, _)| m.to_string().len())
                    .fold(0, |a, b| a.max(b));
                for (host, ip) in config.hosts.iter() {
-                    println!("{:domain$}    {}", host.as_str(), ip, domain = n);
+                    println!("{:domain$}    {}", host.to_string(), ip, domain = n);
                }
            }
            "config" => {
@@ -150,7 +149,7 @@ async fn main() {
                    .unwrap_or_else(|err| exit!("Call 'vim' command failed\n{:?}", err));
                if status.success() {
-                    config_parse(&config_path).await;
+                    force_get_config(&config_path).await;
                } else {
                    println!("'vim' exits with a non-zero status code: {:?}", status);
                }
@@ -165,14 +164,14 @@ async fn main() {
                    config_path.display()
                );
            }
-            "help" => app.help(),
+            "help" => app.print_help(),
-            "version" => app.version(),
+            "version" => app.print_version(),
-            _ => app.error_try("help"),
+            _ => app.print_error_try("help"),
        }
        return;
    }
-    let mut config = config_parse(&config_path).await;
+    let mut config = force_get_config(&config_path).await;
    if config.bind.is_empty() {
        warn!("Will bind the default address '{}'", DEFAULT_BIND);
        config.bind.push(DEFAULT_BIND.parse().unwrap());
@@ -184,7 +183,7 @@ async fn main() {
        );
    }
-    update_config(config.proxy, config.hosts, config.timeout);
+    update_config(config.proxy, config.hosts, config.timeout).await;
    // Run server
    for addr in config.bind {
@@ -194,21 +193,29 @@ async fn main() {
    watch_config(config_path, watch_interval).await;
 }
-fn update_config(mut proxy: Vec<SocketAddr>, hosts: Hosts, timeout: Option<u64>) {
+async fn update_config(mut proxy: Vec<SocketAddr>, hosts: Hosts, timeout: Option<Duration>) {
    if proxy.is_empty() {
        proxy = DEFAULT_PROXY
            .iter()
            .map(|p| p.parse().unwrap())
            .collect::<Vec<SocketAddr>>();
    }
-    unsafe {
+
-        PROXY = proxy;
+    {
-        HOSTS = Some(hosts);
+        let mut w = PROXY.write().await;
-        TIMEOUT = timeout.unwrap_or(DEFAULT_TIMEOUT);
+        *w = proxy;
-    };
+    }
    {
        let mut w = HOSTS.write().await;
        *w = hosts;
    }
    {
        let mut w = TIMEOUT.write().await;
        *w = timeout.unwrap_or(DEFAULT_TIMEOUT);
    }
 }
-async fn config_parse(file: &PathBuf) -> Config {
+async fn force_get_config(file: &PathBuf) -> Config {
    let parser = Parser::new(file)
        .await
        .unwrap_or_else(|err| exit!("Failed to read config file {:?}\n{:?}", file, err));
@@ -218,30 +225,19 @@ async fn config_parse(file: &PathBuf) -> Config {
        .await
        .unwrap_or_else(|err| exit!("Parsing config file failed\n{:?}", err));
-    output_invalid(&config.invalid);
+    config.invalid.print();
    config
 }
-fn output_invalid(errors: &[Invalid]) {
+async fn watch_config(p: PathBuf, t: Duration) {
    for invalid in errors {
        error!(
            "[line:{}] {} `{}`",
            invalid.line,
            invalid.kind.as_str(),
            invalid.source
        );
    }
 }
 async fn watch_config(p: PathBuf, t: u64) {
    let mut watch = Watch::new(&p, t).await;
    while let Some(_) = watch.next().await {
        info!("Reload the configuration file: {:?}", &p);
        if let Ok(parser) = Parser::new(&p).await {
            if let Ok(config) = parser.parse().await {
-                update_config(config.proxy, config.hosts, config.timeout);
+                update_config(config.proxy, config.hosts, config.timeout).await;
-                output_invalid(&config.invalid);
+                config.invalid.print();
            }
        }
    }
@@ -282,20 +278,18 @@ async fn run_server(addr: SocketAddr) {
 }
 async fn proxy(buf: &[u8]) -> Result<Vec<u8>> {
-    let proxy = unsafe { &PROXY };
+    let proxy = PROXY.read().await;
    let duration = *TIMEOUT.read().await;
    for addr in proxy.iter() {
        let mut socket = UdpSocket::bind(("0.0.0.0", 0)).await?;
-        let data: Result<Vec<u8>> = Timeout::new(
+        let data: Result<Vec<u8>> = timeout(duration, async {
-            async {
+            socket.send_to(&buf, addr).await?;
-                socket.send_to(&buf, addr).await?;
+            let mut res = [0; 512];
-                let mut res = [0; 512];
+            let len = socket.recv(&mut res).await?;
-                let len = socket.recv(&mut res).await?;
+            Ok(res[..len].to_vec())
-                Ok(res[..len].to_vec())
+        })
            },
            Duration::from_millis(unsafe { TIMEOUT }),
        )
        .await?;
        match data {
@@ -314,9 +308,8 @@ async fn proxy(buf: &[u8]) -> Result<Vec<u8>> {
    ))
 }
-fn get_answer(domain: &str, query: QueryType) -> Option<DnsRecord> {
+async fn get_answer(domain: &str, query: QueryType) -> Option<DnsRecord> {
-    let hosts = unsafe { HOSTS.as_ref().unwrap() };
+    if let Some(ip) = HOSTS.read().await.get(domain) {
    if let Some(ip) = hosts.get(domain) {
        match query {
            QueryType::A => {
                if let IpAddr::V4(addr) = ip {
@@ -353,7 +346,7 @@ async fn handle(mut req: BytePacketBuffer, len: usize) -> Result<Vec<u8>> {
    info!("{} {:?}", query.name, query.qtype);
    // Whether to proxy
-    let answer = match get_answer(&query.name, query.qtype) {
+    let answer = match get_answer(&query.name, query.qtype).await {
        Some(record) => record,
        None => return proxy(&req.buf[..len]).await,
    };
@@ -365,7 +358,6 @@ async fn handle(mut req: BytePacketBuffer, len: usize) -> Result<Vec<u8>> {
    let mut res_buffer = BytePacketBuffer::new();
    request.write(&mut res_buffer)?;
-    let len = res_buffer.pos();
+    let data = res_buffer.get_range(0, res_buffer.pos())?;
    let data = res_buffer.get_range(0, len)?;
    Ok(data.to_vec())
 }
--- a/src/matcher.rs
+++ b/src/matcher.rs
@@ -0,0 +1,184 @@
 use regex::{Error, Regex};
 use std::fmt;
 #[derive(Debug)]
 pub struct Matcher(MatchMode);
 #[derive(Debug)]
 enum MatchMode {
    Static(String),
    Wildcard(WildcardMatch),
    Regex(Regex),
 }
 const REGEX_WORD: char = '~';
 const WILDCARD: char = '*';
 impl Matcher {
    pub fn new(raw: &str) -> Result<Self, Error> {
        // Use regex: ~^example\.com$
        if raw.starts_with(REGEX_WORD) {
            let reg = raw.replacen(REGEX_WORD, "", 1);
            let mode = MatchMode::Regex(Regex::new(&reg)?);
            return Ok(Matcher(mode));
        }
        // Use wildcard match: *.example.com
        let find = raw.chars().any(|c| c == WILDCARD);
        if find {
            let mode = MatchMode::Wildcard(WildcardMatch::new(raw));
            return Ok(Matcher(mode));
        }
        // Plain Text: example.com
        Ok(Matcher(MatchMode::Static(raw.to_string())))
    }
    pub fn is_match(&self, domain: &str) -> bool {
        match &self.0 {
            MatchMode::Static(raw) => raw == domain,
            MatchMode::Wildcard(raw) => raw.is_match(domain),
            MatchMode::Regex(raw) => raw.is_match(domain),
        }
    }
 }
 #[derive(Debug)]
 struct WildcardMatch {
    chars: Vec<char>,
 }
 impl WildcardMatch {
    fn new(raw: &str) -> Self {
        let mut chars = Vec::with_capacity(raw.len());
        for c in raw.chars() {
            chars.push(c);
        }
        Self { chars }
    }
    fn is_match(&self, text: &str) -> bool {
        let mut chars = text.chars();
        let mut dot = false;
        for cur in &self.chars {
            match cur {
                '*' => {
                    match chars.next() {
                        Some(c) => {
                            if c == '.' {
                                return false;
                            }
                        }
                        None => return false,
                    }
                    while let Some(n) = chars.next() {
                        if n == '.' {
                            dot = true;
                            break;
                        }
                    }
                }
                word => {
                    if dot {
                        if word == &'.' {
                            dot = false;
                            continue;
                        } else {
                            return false;
                        }
                    }
                    match chars.next() {
                        Some(c) => {
                            if word != &c {
                                return false;
                            }
                        }
                        None => return false,
                    }
                }
            }
        }
        if dot {
            return false;
        }
        chars.next().is_none()
    }
 }
 impl fmt::Display for Matcher {
    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
        match &self.0 {
            MatchMode::Static(raw) => write!(f, "{}", raw),
            MatchMode::Wildcard(raw) => {
                let mut s = String::new();
                for ch in raw.chars.clone() {
                    s.push(ch);
                }
                write!(f, "{}", s)
            }
            MatchMode::Regex(raw) => write!(f, "~{}", raw.as_str()),
        }
    }
 }
 #[cfg(test)]
 mod test_matcher {
    use super::*;
    #[test]
    fn test_create() {}
    #[test]
    fn test_text() {
        let matcher = Matcher::new("example.com").unwrap();
        assert!(matcher.is_match("example.com"));
        assert!(!matcher.is_match("-example.com"));
        assert!(!matcher.is_match("example.com.cn"));
    }
    #[test]
    fn test_wildcard() {
        let matcher = Matcher::new("*").unwrap();
        assert!(matcher.is_match("localhost"));
        assert!(!matcher.is_match(".localhost"));
        assert!(!matcher.is_match("localhost."));
        assert!(!matcher.is_match("local.host"));
        let matcher = Matcher::new("*.com").unwrap();
        assert!(matcher.is_match("test.com"));
        assert!(matcher.is_match("example.com"));
        assert!(!matcher.is_match("test.test"));
        assert!(!matcher.is_match(".test.com"));
        assert!(!matcher.is_match("test.com."));
        assert!(!matcher.is_match("test.test.com"));
        let matcher = Matcher::new("*.*").unwrap();
        assert!(matcher.is_match("test.test"));
        assert!(!matcher.is_match(".test.test"));
        assert!(!matcher.is_match("test.test."));
        assert!(!matcher.is_match("test.test.test"));
        let matcher = Matcher::new("*.example.com").unwrap();
        assert!(matcher.is_match("test.example.com"));
        assert!(matcher.is_match("example.example.com"));
        assert!(!matcher.is_match("test.example.com.com"));
        assert!(!matcher.is_match("test.test.example.com"));
        let matcher = Matcher::new("*.example.*").unwrap();
        assert!(matcher.is_match("test.example.com"));
        assert!(matcher.is_match("example.example.com"));
        assert!(!matcher.is_match("test.test.example.test"));
        assert!(!matcher.is_match("test.example.test.test"));
    }
    #[test]
    fn test_regex() {
        let matcher = Matcher::new("~^example.com$").unwrap();
        assert!(matcher.is_match("example.com"));
        assert!(!matcher.is_match("test.example.com"));
    }
    #[test]
    fn test_to_string() {}
 }
--- a/src/watch.rs
+++ b/src/watch.rs
@@ -1,11 +1,15 @@
-use futures::ready;
+use futures::{prelude::*, ready};
 use std::{
    path::{Path, PathBuf},
    pin::Pin,
    task::{Context, Poll},
    time::{Duration, SystemTime},
 };
-use tokio::{fs::File, io::Result, prelude::*, timer::Interval};
+use tokio::{
    fs::File,
    io::Result,
    time::{interval, Interval},
 };
 pub struct Watch {
    path: PathBuf,
@@ -15,13 +19,13 @@ pub struct Watch {
 }
 impl Watch {
-    pub async fn new<P: AsRef<Path>>(path: P, duration: u64) -> Watch {
+    pub async fn new<P: AsRef<Path>>(path: P, duration: Duration) -> Watch {
        let path = path.as_ref().to_path_buf();
        Watch {
            path: path.clone(),
            state: None,
            modified: Self::modified(path).await,
-            timer: Interval::new_interval(Duration::from_millis(duration)),
+            timer: interval(duration),
        }
    }
@@ -36,10 +40,10 @@ impl Watch {
                return true;
            }
        } else if a.is_err() && b.is_err() {
-            let left = a.as_ref().err().unwrap();
+            if let (Some(left), Some(right)) = (a.as_ref().err(), b.as_ref().err()) {
-            let right = b.as_ref().err().unwrap();
+                if left.kind() == right.kind() && left.raw_os_error() == right.raw_os_error() {
-            if left.kind() == right.kind() && left.raw_os_error() == right.raw_os_error() {
+                    return true;
-                return true;
+                }
            }
        }
        false
Author	SHA1	Message	Date
wyhaya	14610a7867	Fix App function name	2020-04-07 19:34:01 +08:00
wyhaya	9044f44e10	Use RwLock replace unsafe	2020-04-05 22:30:07 +08:00
wyhaya	7fe89d5aa1	Fix clippy args	2020-03-31 19:49:02 +08:00
wyhaya	6f674173a8	Delete travis build status	2020-03-17 21:33:05 +08:00
wyhaya	21e9c8d83b	Delete .travis.yml	2020-03-17 21:15:10 +08:00
wyhaya	2c501b9fe4	Use github action	2020-03-17 21:11:21 +08:00
wyhaya	e92acf8214	Fix try_parse_duration fn	2020-03-17 21:10:36 +08:00
wyhaya	65fd8c7d4d	Update doc	2020-01-13 20:57:16 +08:00
wyhaya	e78cf2ba82	Use log crate	2020-01-13 20:55:30 +08:00
wyhaya	d4d796d3b1	optimize domain name matching	2019-12-31 20:07:51 +08:00
wyhaya	e81d6de355	run 'cargo fmt' command	2019-12-04 16:59:05 +08:00
wyhaya	d424098fdf	release 0.1.1	2019-12-04 16:55:06 +08:00
wyhaya	eca31fec3e	stable tokio version 0.2	2019-11-27 21:06:16 +08:00