Format Rust code using rustfmt

Added system ssh as main executor. massh as fallback.
Bump
2025-07-08 01:04:07 +00:00 · 2025-06-27 11:15:08 +00:00 · 2025-05-05 18:00:09 +03:00 · 2025-05-05 17:31:12 +03:00 · 2025-05-05 17:29:39 +03:00 · 2025-04-08 18:46:13 +01:00
9 changed files with 896 additions and 370 deletions
--- a/.SRCINFO
+++ b/.SRCINFO
@ -0,0 +1,10 @@
+pkgbase = rexec
+	pkgdesc = Parallel SSH executor
+	pkgver = 1.0.6
+	pkgrel = 1
+	url = https://github.com/house-of-vanity/rexec
+	arch = x86_64
+	license = WTFPL
+	makedepends = cargo
+
+pkgname = rexec
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@ -1,80 +1,140 @@
 name: Rust static build and publish
+
 on:
  push:
    tags:
-    - '*'
+      - 'v*.*.*'
+
 env:
  CARGO_TERM_COLOR: always
-  BUILD_TARGET: x86_64-unknown-linux-musl
  BINARY_NAME: rexec
+
 jobs:
  build:
    name: Build static binary
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        include:
+          - os: ubuntu-latest
+            build_target: x86_64-unknown-linux-musl
+            platform_name: linux-amd64
+          - os: windows-latest
+            build_target: x86_64-pc-windows-msvc
+            platform_name: windows-amd64
+          - os: macos-latest
+            build_target: aarch64-apple-darwin
+            platform_name: macos-arm64
    permissions:
      contents: write
    steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
+      
+      - name: Cache Cargo registry
+        uses: actions/cache@v4
+        with:
+          path: ~/.cargo/registry
+          key: ${{ runner.os }}-cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-registry-
+      
+      - name: Cache Cargo index
+        uses: actions/cache@v4
+        with:
+          path: ~/.cargo/git
+          key: ${{ runner.os }}-cargo-index-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-index-
+      
+      - name: Cache Cargo build
+        uses: actions/cache@v4
+        with:
+          path: target
+          key: ${{ runner.os }}-cargo-build-${{ hashFiles('**/Cargo.lock') }}
+          restore-keys: |
+            ${{ runner.os }}-cargo-build-
+
      - uses: dtolnay/rust-toolchain@stable
+      
      - uses: mbrobbel/rustfmt-check@master
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
-      - name: Build-musl
+          
+      - name: Install rust targets
+        run: rustup target add ${{ matrix.build_target }}
+        
+      - name: Build Linux MUSL
+        if: matrix.os == 'ubuntu-latest'
        uses: gmiam/rust-musl-action@master
        with:
-          args: cargo build --target $BUILD_TARGET --release
-      - uses: actions/upload-artifact@v2
-        name: Upload artifact
-        with:
-          name: ${{ env.BINARY_NAME }}_x86_64-linux-musl
-          path: target/x86_64-unknown-linux-musl/release/${{ env.BINARY_NAME }}
+          args: cargo build --target ${{ matrix.build_target }} --release
          
-#  build_arch:
-#    name: Arch Linux package
-#    runs-on: ubuntu-latest
-#    permissions:
-#      contents: write
-#    steps:
-#    - uses: actions/checkout@v3
-#    - name: Install latest nightly
-#      uses: actions-rs/toolchain@v1
-#      with:
-#        toolchain: stable
-#        override: true
-#        target: x86_64-unknown-linux-musl
-#        components: rustfmt
-#    - name: Install cargo-aur
-#      run: cargo install cargo-aur
-#    - name: Build PKGBUILD
-#      uses: actions-rs/cargo@v1
-#      with:
-#        command: aur
-#    - uses: actions/upload-artifact@v2
-#      name: Upload artifact PKGBUILD
-#      with:
-#          path: PKGBUILD
-#          name: PKGBUILD
+      - name: Build MacOS
+        if: matrix.os == 'macos-latest'
+        run: cargo build --target ${{ matrix.build_target }} --release
+          
+      - name: Build Windows
+        if: matrix.os == 'windows-latest'
+        run: cargo build --target ${{ matrix.build_target }} --release
+          
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: ${{ env.BINARY_NAME }}_${{ matrix.platform_name }}
+          path: target/${{ matrix.build_target }}/release/${{ env.BINARY_NAME }}*

  release:
-    name: Release binary
-    needs: ["build"]
+    name: Create Release Page
+    needs: build
    runs-on: ubuntu-latest
+    outputs:
+      upload_url: ${{ steps.create_release.outputs.upload_url }}
    permissions:
      contents: write
    steps:
-    - uses: actions/download-artifact@master
-      id: download_binary
-      with:
-        name: ${{ env.BINARY_NAME }}_x86_64-linux-musl
-        path: ${{ env.BINARY_NAME }}_x86_64-linux-musl
-#    - uses: actions/download-artifact@master
-#      id: download_pkgbuild
-#      with:
-#        name: PKGBUILD
-#        path: PKGBUILD
-    - uses: ncipollo/release-action@v1
-      name: Update release page
-      with:
-        artifacts: "${{ steps.download_binary.outputs.download-path }}/*"
-        allowUpdates: true
-        body: Static build for x86_64-linux using MUSL
+      - uses: actions/checkout@v4
+      - name: Get version
+        run: echo "VERSION=$(grep -P '^version = \"\d+\.\d+\.\d+\"' Cargo.toml | awk -F '\"' '{print $2}')" >> $GITHUB_ENV
+      - name: Show version
+        run: echo ${{ env.VERSION }}
+      - uses: ncipollo/release-action@v1
+        id: create_release
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          allowUpdates: true
+          body: "Release rexec ${{ env.VERSION }}. Static build for Linux (x86_64), Windows (x86_64) и MacOS (arm64)."
+
+  upload:
+    name: Upload Release Assets
+    needs: release
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [ubuntu-latest, windows-latest, macos-latest]
+        include:
+          - os: ubuntu-latest
+            platform_name: linux-amd64
+          - os: windows-latest
+            platform_name: windows-amd64
+          - os: macos-latest
+            platform_name: macos-arm64
+    steps:
+      - uses: actions/checkout@v4
+      
+      - uses: actions/download-artifact@v4
+        name: Download ${{ matrix.platform_name }} artifact
+        with:
+          name: ${{ env.BINARY_NAME }}_${{ matrix.platform_name }}
+          path: ${{ env.BINARY_NAME }}_${{ matrix.platform_name }}
+          
+      - name: Upload Release Asset
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ needs.release.outputs.upload_url }}
+          asset_path: ${{ env.BINARY_NAME }}_${{ matrix.platform_name }}/${{ env.BINARY_NAME }}${{ matrix.platform_name == 'windows-amd64' && '.exe' || '' }}
+          asset_name: ${{ env.BINARY_NAME }}_${{ matrix.platform_name }}${{ matrix.platform_name == 'windows-amd64' && '.exe' || '' }}
+          asset_content_type: application/octet-stream
--- a/.gitignore
+++ b/.gitignore
@ -1,3 +1,7 @@
 target
 pkg
 *zst
+.rustup
+.cargo
+.viminfo
+.bash_history
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@ -6,6 +6,20 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).


+
+## [1.1.0] - 2023-09-13
+
+### Improved
+
+- Logging. Fix bugs 
+
+
+## [1.0.7] - 2023-08-31
+
+### Changed
+
+- Ci 
+
 ## [1.0.4] - 2023-08-14

 ### Changed
--- a/Cargo.lock
+++ b/Cargo.lock
@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4

 [[package]]
 name = "aho-corasick"
@ -56,7 +56,7 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5ca11d4be1bab0c8bc8734a9aa7bf4ee8316d462a08c6ac5052f888fef5b494b"
 dependencies = [
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -66,7 +66,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "180abfa45703aebe0093f79badacc01b8fd4ea2e35118747e5811127f926e188"
 dependencies = [
 "anstyle",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -110,6 +110,12 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"

+[[package]]
+name = "bitflags"
+version = "2.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b4682ae6287fcf752ecaabbfcc7b6f9b72aa33933dc23a554d853aea8eea8635"
+
 [[package]]
 name = "block-buffer"
 version = "0.10.4"
@ -163,7 +169,7 @@ checksum = "a0610544180c38b88101fecf2dd634b174a62eef6946f84dfc6a7127512b381c"
 dependencies = [
 "ansi_term",
 "atty",
- "bitflags",
+ "bitflags 1.3.2",
 "strsim 0.8.0",
 "textwrap",
 "unicode-width",
@ -189,7 +195,7 @@ checksum = "c1458a1df40e1e2afebb7ab60ce55c1fa8f431146205aa5f4887e0b111c27636"
 dependencies = [
 "anstream",
 "anstyle",
- "bitflags",
+ "bitflags 1.3.2",
 "clap_lex",
 "strsim 0.10.0",
 ]
@ -229,19 +235,6 @@ dependencies = [
 "winapi",
 ]

-[[package]]
-name = "console"
-version = "0.15.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c926e00cc70edefdc64d3a5ff31cc65bb97a3460097762bd23afb4d8145fccf8"
-dependencies = [
- "encode_unicode",
- "lazy_static",
- "libc",
- "unicode-width",
- "windows-sys 0.45.0",
-]
-
 [[package]]
 name = "cpufeatures"
 version = "0.2.7"
@ -251,6 +244,31 @@ dependencies = [
 "libc",
 ]

+[[package]]
+name = "crossbeam-deque"
+version = "0.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9dd111b7b7f7d55b72c0a6ae361660ee5853c9af73f70c3c2ef6858b950e2e51"
+dependencies = [
+ "crossbeam-epoch",
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-epoch"
+version = "0.9.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5b82ac4a3c2ca9c3460964f020e1402edd5753411d7737aa39c3714ad1b5420e"
+dependencies = [
+ "crossbeam-utils",
+]
+
+[[package]]
+name = "crossbeam-utils"
+version = "0.8.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0a5c400df2834b80a4c3327b3aad3a4c4cd4de0629063962b03235697506a28"
+
 [[package]]
 name = "crypto-common"
 version = "0.1.6"
@ -261,18 +279,6 @@ dependencies = [
 "typenum",
 ]

-[[package]]
-name = "dialoguer"
-version = "0.10.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59c6f2989294b9a498d3ad5491a79c6deb604617378e1cdc4bfc1c1361fe2f87"
-dependencies = [
- "console",
- "shell-words",
- "tempfile",
- "zeroize",
-]
-
 [[package]]
 name = "digest"
 version = "0.10.7"
@ -292,7 +298,7 @@ dependencies = [
 "cfg-if",
 "libc",
 "socket2 0.5.3",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -301,12 +307,6 @@ version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"

-[[package]]
-name = "encode_unicode"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f"
-
 [[package]]
 name = "encoding_rs"
 version = "0.8.32"
@ -337,7 +337,7 @@ checksum = "4bcfec3a70f97c962c307b2d2c56e358cf1d00b558d74262b5f929ee8cc7e73a"
 dependencies = [
 "errno-dragonfly",
 "libc",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -350,21 +350,27 @@ dependencies = [
 "libc",
 ]

-[[package]]
-name = "fastrand"
-version = "1.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e51093e27b0797c359783294ca4f0a911c270184cb10f85783b118614a1501be"
-dependencies = [
- "instant",
-]
-
 [[package]]
 name = "fnv"
 version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"

+[[package]]
+name = "foreign-types"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f6f339eb8adc052cd2ca78910fda869aefa38d22d5cb648e6485e4d3fc06f3b1"
+dependencies = [
+ "foreign-types-shared",
+]
+
+[[package]]
+name = "foreign-types-shared"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
+
 [[package]]
 name = "form_urlencoded"
 version = "1.2.0"
@ -469,7 +475,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f3e372db8e5c0d213e0cd0b9be18be2aca3d44cf2fe30a9d46a65581cd454584"
 dependencies = [
 "base64 0.13.1",
- "bitflags",
+ "bitflags 1.3.2",
 "bytes",
 "headers-core",
 "http",
@ -627,7 +633,7 @@ checksum = "eae7b9aee968036d54dce06cebaefd919e4472e753296daccd6d344e3e2df0c2"
 dependencies = [
 "hermit-abi 0.3.1",
 "libc",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -639,7 +645,7 @@ dependencies = [
 "hermit-abi 0.3.1",
 "io-lifetimes",
 "rustix",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -787,7 +793,7 @@ checksum = "927a765cd3fc26206e66b296465fa9d3e5ab003e651c1b3c060e7956d96b19d2"
 dependencies = [
 "libc",
 "wasi",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -825,13 +831,49 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"

 [[package]]
-name = "openssl-sys"
-version = "0.9.88"
+name = "openssl"
+version = "0.10.57"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c2ce0f250f34a308dcfdbb351f511359857d4ed2134ba715a4eadd46e1ffd617"
+checksum = "bac25ee399abb46215765b1cb35bc0212377e58a061560d8b29b024fd0430e7c"
+dependencies = [
+ "bitflags 2.4.0",
+ "cfg-if",
+ "foreign-types",
+ "libc",
+ "once_cell",
+ "openssl-macros",
+ "openssl-sys",
+]
+
+[[package]]
+name = "openssl-macros"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a948666b637a0f465e8564c73e89d4dde00d72d4d473cc972f390fc3dcee7d9c"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.18",
+]
+
+[[package]]
+name = "openssl-src"
+version = "111.27.0+1.1.1v"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06e8f197c82d7511c5b014030c9b1efeda40d7d5f99d23b4ceed3524a5e63f02"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "openssl-sys"
+version = "0.9.92"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "db7e971c2c2bba161b2d2fdf37080177eff520b3bc044787c7f1f5f9e78d869b"
 dependencies = [
 "cc",
 "libc",
+ "openssl-src",
 "pkg-config",
 "vcpkg",
 ]
@ -881,7 +923,7 @@ dependencies = [
 "libc",
 "redox_syscall 0.3.5",
 "smallvec",
- "windows-targets 0.48.0",
+ "windows-targets",
 ]

 [[package]]
@ -967,6 +1009,12 @@ dependencies = [
 "unicode-ident",
 ]

+[[package]]
+name = "question"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "acbb3ede7a8f9a8ab89e714637f2cf40001b58f21340d4242b2f11533e65fa8d"
+
 [[package]]
 name = "quote"
 version = "1.0.28"
@ -1006,13 +1054,33 @@ dependencies = [
 "getrandom",
 ]

+[[package]]
+name = "rayon"
+version = "1.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b418a60154510ca1a002a752ca9714984e21e4241e804d32555251faf8b78ffa"
+dependencies = [
+ "either",
+ "rayon-core",
+]
+
+[[package]]
+name = "rayon-core"
+version = "1.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1465873a3dfdaa8ae7cb14b4383657caab0b3e8a0aa9ae8e04b044854c8dfce2"
+dependencies = [
+ "crossbeam-deque",
+ "crossbeam-utils",
+]
+
 [[package]]
 name = "redox_syscall"
 version = "0.2.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fb5a58c1855b4b6819d59012155603f0b22ad30cad752600aadfcb695265519a"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 ]

 [[package]]
@ -1021,7 +1089,7 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "567664f262709473930a4bf9e51bf2ebf3348f2e748ccc50dea20646858f8f29"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 ]

 [[package]]
@ -1043,18 +1111,20 @@ checksum = "436b050e76ed2903236f032a59761c1eb99e1b0aead2c257922771dab1fc8c78"

 [[package]]
 name = "rexec"
-version = "1.0.4"
+version = "1.3.0"
 dependencies = [
 "brace-expand",
 "clap 4.3.4",
 "colored",
- "dialoguer",
 "dns-lookup",
 "env_logger",
 "itertools",
 "lazy-st",
 "log",
 "massh",
+ "openssl",
+ "question",
+ "rayon",
 "regex",
 "whoami",
 ]
@ -1065,12 +1135,12 @@ version = "0.37.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b96e891d04aa506a6d1f318d2771bcb1c7dfda84e126660ace067c9b474bb2c0"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 "errno",
 "io-lifetimes",
 "libc",
 "linux-raw-sys",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -1166,12 +1236,6 @@ dependencies = [
 "digest",
 ]

-[[package]]
-name = "shell-words"
-version = "1.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "24188a676b6ae68c3b2cb3a01be17fbf7240ce009799bb56d5b1409051e78fde"
-
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.1"
@ -1213,7 +1277,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2538b18701741680e0322a2302176d3253a35388e2e62f172f64f4f16605f877"
 dependencies = [
 "libc",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -1228,7 +1292,7 @@ version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e7fe461910559f6d5604c3731d00d2aafc4a83d1665922e280f42f9a168d5455"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
 "libc",
 "libssh2-sys",
 "parking_lot 0.11.2",
@ -1292,20 +1356,6 @@ dependencies = [
 "unicode-ident",
 ]

-[[package]]
-name = "tempfile"
-version = "3.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31c0432476357e58790aaa47a8efb0c5138f137343f3b5f23bd36a27e3b0a6d6"
-dependencies = [
- "autocfg",
- "cfg-if",
- "fastrand",
- "redox_syscall 0.3.5",
- "rustix",
- "windows-sys 0.48.0",
-]
-
 [[package]]
 name = "termcolor"
 version = "1.2.0"
@ -1384,7 +1434,7 @@ dependencies = [
 "signal-hook-registry",
 "socket2 0.4.9",
 "tokio-macros",
- "windows-sys 0.48.0",
+ "windows-sys",
 ]

 [[package]]
@ -1727,37 +1777,13 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"

-[[package]]
-name = "windows-sys"
-version = "0.45.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "75283be5efb2831d37ea142365f009c02ec203cd29a3ebecbc093d52315b66d0"
-dependencies = [
- "windows-targets 0.42.2",
-]
-
 [[package]]
 name = "windows-sys"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
 dependencies = [
- "windows-targets 0.48.0",
-]
-
-[[package]]
-name = "windows-targets"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8e5180c00cd44c9b1c88adb3693291f1cd93605ded80c250a75d472756b4d071"
-dependencies = [
- "windows_aarch64_gnullvm 0.42.2",
- "windows_aarch64_msvc 0.42.2",
- "windows_i686_gnu 0.42.2",
- "windows_i686_msvc 0.42.2",
- "windows_x86_64_gnu 0.42.2",
- "windows_x86_64_gnullvm 0.42.2",
- "windows_x86_64_msvc 0.42.2",
+ "windows-targets",
 ]

 [[package]]
@ -1766,93 +1792,51 @@ version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b1eb6f0cd7c80c79759c929114ef071b87354ce476d9d94271031c0497adfd5"
 dependencies = [
- "windows_aarch64_gnullvm 0.48.0",
- "windows_aarch64_msvc 0.48.0",
- "windows_i686_gnu 0.48.0",
- "windows_i686_msvc 0.48.0",
- "windows_x86_64_gnu 0.48.0",
- "windows_x86_64_gnullvm 0.48.0",
- "windows_x86_64_msvc 0.48.0",
+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
 ]

-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "597a5118570b68bc08d8d59125332c54f1ba9d9adeedeef5b99b02ba2b0698f8"
-
 [[package]]
 name = "windows_aarch64_gnullvm"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "91ae572e1b79dba883e0d315474df7305d12f569b400fcf90581b06062f7e1bc"

-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e08e8864a60f06ef0d0ff4ba04124db8b0fb3be5776a5cd47641e942e58c4d43"
-
 [[package]]
 name = "windows_aarch64_msvc"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2ef27e0d7bdfcfc7b868b317c1d32c641a6fe4629c171b8928c7b08d98d7cf3"

-[[package]]
-name = "windows_i686_gnu"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c61d927d8da41da96a81f029489353e68739737d3beca43145c8afec9a31a84f"
-
 [[package]]
 name = "windows_i686_gnu"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "622a1962a7db830d6fd0a69683c80a18fda201879f0f447f065a3b7467daa241"

-[[package]]
-name = "windows_i686_msvc"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "44d840b6ec649f480a41c8d80f9c65108b92d89345dd94027bfe06ac444d1060"
-
 [[package]]
 name = "windows_i686_msvc"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4542c6e364ce21bf45d69fdd2a8e455fa38d316158cfd43b3ac1c5b1b19f8e00"

-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8de912b8b8feb55c064867cf047dda097f92d51efad5b491dfb98f6bbb70cb36"
-
 [[package]]
 name = "windows_x86_64_gnu"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca2b8a661f7628cbd23440e50b05d705db3686f894fc9580820623656af974b1"

-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "26d41b46a36d453748aedef1486d5c7a85db22e56aff34643984ea85514e94a3"
-
 [[package]]
 name = "windows_x86_64_gnullvm"
 version = "0.48.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7896dbc1f41e08872e9d5e8f8baa8fdd2677f29468c4e156210174edc7f7b953"

-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.42.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9aec5da331524158c6d1a4ac0ab1541149c0b9505fde06423b02f5ef0106b9f0"
-
 [[package]]
 name = "windows_x86_64_msvc"
 version = "0.48.0"
@ -1867,9 +1851,3 @@ checksum = "56c1936c4cc7a1c9ab21a1ebb602eb942ba868cbd44a99cb7cdc5892335e1c85"
 dependencies = [
 "linked-hash-map",
 ]
-
-[[package]]
-name = "zeroize"
-version = "1.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a0956f1ba7c7909bfb66c2e9e4124ab6f6482560f6628b5aaeba39207c9aad9"
--- a/Cargo.toml
+++ b/Cargo.toml
@ -1,6 +1,6 @@
 [package]
 name = "rexec"
-version = "1.0.5"
+version = "1.3.0"
 readme = "https://github.com/house-of-vanity/rexec#readme"
 edition = "2021"
 description = "Parallel SSH executor"
@ -14,6 +14,7 @@ authors = ["AB <gh@hexor.ru>"]

 [dependencies]
 dns-lookup = "2.0.2"
+rayon = "1.10"
 log = "0.4.0"
 env_logger = "0.10.0"
 massh = "0.6.3"
@ -22,6 +23,7 @@ lazy-st = "0.2.2"
 regex = "1"
 clap = { version = "4.3.4", features = ["derive"] }
 colored = "2.0.0"
-dialoguer = "0.10.4"
 itertools = "0.10.5"
 brace-expand = "0.1.0"
+question = "0.2.2"
+openssl = { version = "0.10", features = ["vendored"] }
--- a/17
+++ b/17
@ -1,25 +1,14 @@
 # Maintainer: AB <gh@hexor.ru>
 pkgname=rexec
-pkgver=1.0.4.r0.g3cf1e79
+pkgver=some_ver
 pkgrel=1
 pkgdesc="Parallel SSH executor"
 url="https://github.com/house-of-vanity/rexec"
 license=("WTFPL")
 arch=("x86_64")
-makedepends=("cargo")
-
-pkgver() {
-    (git describe --long --tags || echo "$pkgver") | sed 's/^v//;s/\([^-]*-g\)/r\1/;s/-/./g'
-}
-
-build() {
-    return 0
-}

 package() {
-    cd ..
-    usrdir="$pkgdir/usr"
-    mkdir -p $usrdir
-    cargo install --no-track --path . --root "$usrdir"
+  install -Dm755 "$startdir/target/x86_64-unknown-linux-musl/release/rexec" "$pkgdir/usr/bin/rexec"
 }

+
--- a/README.md
+++ b/README.md
@ -1,14 +1,20 @@
 # rexec
-Parallel SSH executor in Rust. It can read servers from `~/.ssh/known_hosts`
-
-or even expand servers from bash expanshion line `cassandra.{prod,dev}.example.com`
+**Parallel SSH executor** in Rust with static binary. It can read servers from `~/.ssh/known_hosts`

+or even expand servers from bash expanshion line `cassandra-[1:5].{prod,dev}.example.com`

 [![Rust-static-build](https://github.com/house-of-vanity/rexec/actions/workflows/release.yml/badge.svg)](https://github.com/house-of-vanity/rexec/actions/workflows/release.yml)
+---

-
+## Usage
 ```shell                                                    
-[ab@test]$ ./rexec -k admin-gce-sc.* --help
+            _|_|_|_|   _|      _|   _|_|_|_|     _|_|_|  
+ _|  _|_|   _|           _|  _|     _|         _|        
+ _|_|       _|_|_|         _|       _|_|_|     _|        
+ _|         _|           _|  _|     _|         _|        
+ _|         _|_|_|_|   _|      _|   _|_|_|_|     _|_|_|  
+                                                        
+
 Parallel SSH executor in Rust

 Usage: rexec [OPTIONS] --expression <EXPRESSION> --command <COMMAND>
@ -24,39 +30,33 @@ Options:
  -h, --help                     Print help
  -V, --version                  Print version
 ```
+---

+![image](https://github.com/house-of-vanity/rexec/assets/4666566/4c52915d-2bc1-46b9-9833-b0d7c0527f2d)
+
+
+## Examples
 ```shell
-[ab@test debug]$ ./rexec -u ab -k -c uptime -e admin.* -f
+$ rexec -f \
+    -e 'cassandra-gce-or-[1:2]' \
+    -u ab \
+    -c 'uname -r; date'
+[INFO ] Using string expansion to build server list.
 [INFO ] Matched hosts:
-[INFO ] admin-gce-sc-1.lca-prod.** [35.211.27.195]
-[INFO ] admin-gce-sc-1.mmk-prod.** [35.211.79.202]
-[ERROR] admin-gce-sc-1.led-prod.** couldn't be resolved.
-[INFO ] admin-gce-sc-1.msq-dev.** [35.211.0.24]
-[ERROR] admin-gce-sc-1.hui-dev.** couldn't be resolved.
+[INFO ] cassandra-gce-or-1.prod.example.com [2.22.123.79]
+[INFO ] cassandra-gce-or-2.prod.example.com [2.22.123.158]
+Continue on following 2 servers? y
+[INFO ] Run command on 2 servers.

-[INFO ] Run command on 3 servers.
+cassandra-gce-or-1.prod.example.com
+Exit code [0] / stdout 45 bytes / stderr 0 bytes
+STDOUT
+║ 5.15.0-1040-gcp
+║ Thu Sep  7 13:44:40 UTC 2023

-
-[INFO ] admin.gnb-prod.**
-Code 0 
-STDOUT:                                                    
- 23:31:21 up 294 days, 14:14,  0 users,  load average: 0.53, 0.64, 0.52
-
-STDERR:
-                                                                                                                       
-[INFO ] admin.abe-prod.**
-Code 0 
-STDOUT:                                                    
- 23:31:22 up 154 days,  9:24,  0 users,  load average: 0.31, 0.25, 0.18
-                                                           
-STDERR:
-
-[INFO ] admin-gce-be-1.toy-prod.**
-Code 0                                                     
-STDOUT:
- 23:31:22 up 98 days,  6:20,  0 users,  load average: 0.88, 0.74, 0.80
-                             
-STDERR:
-no server running on /tmp/tmux-1019/default                                                                            
-open terminal failed: not a terminal
+cassandra-gce-or-2.prod.example.com
+Exit code [0] / stdout 45 bytes / stderr 0 bytes
+STDOUT
+║ 5.15.0-1040-gcp
+║ Thu Sep  7 13:44:40 UTC 2023
 ```
--- a/src/main.rs
+++ b/src/main.rs
@ -1,29 +1,34 @@
-#[macro_use]
 extern crate log;

 use std::collections::HashMap;
 use std::fs::read_to_string;
 use std::hash::Hash;
+use std::io::{BufRead, BufReader};
 use std::net::IpAddr;
-use std::process;
+use std::process::{self, Command, Stdio};
+use std::sync::{Arc, Mutex};
+use std::thread;

 use clap::Parser;
 use colored::*;
-use dialoguer::Confirm;
 use dns_lookup::lookup_host;
 use env_logger::Env;
 use itertools::Itertools;
-use log::{error, info};
+use log::{error, info, warn};
 use massh::{MasshClient, MasshConfig, MasshHostConfig, SshAuth};
+use question::{Answer, Question};
+use rayon::prelude::*;
 use regex::Regex;

-// Define args
+// Define command-line arguments using the clap library
 #[derive(Parser, Debug)]
 #[command(author = "AB ab@hexor.ru", version, about = "Parallel SSH executor in Rust", long_about = None)]
 struct Args {
+    /// Username for SSH connections (defaults to current system user)
    #[arg(short, long, default_value_t = whoami::username())]
    username: String,

+    /// Flag to use known_hosts file for server discovery instead of pattern expansion
    #[arg(
        short,
        long,
@ -31,19 +36,25 @@ struct Args {
    )]
    known_hosts: bool,

+    /// Server name patterns with expansion syntax
+    /// Examples: 'web-[1:12]-io-{prod,dev}' expands to multiple servers
    #[arg(
        short,
        long,
+        num_args = 1..,
        help = "Expression to build server list. List and range expansion are supported. Example: 'web-[1:12]-io-{prod,dev}'"
    )]
-    expression: String,
+    expression: Vec<String>,

+    /// Command to execute on each server
    #[arg(short, long, help = "Command to execute on servers")]
    command: String,

+    /// Display only exit codes without command output
    #[arg(long, default_value_t = false, help = "Show exit code ONLY")]
    code: bool,

+    /// Skip confirmation prompt before executing commands
    #[arg(
        short = 'f',
        long,
@ -52,21 +63,112 @@ struct Args {
    )]
    noconfirm: bool,

+    /// Maximum number of parallel SSH connections
    #[arg(short, long, default_value_t = 100)]
    parallel: i32,
+
+    /// Use the embedded SSH client library instead of system SSH command
+    #[arg(
+        long,
+        help = "Use embedded SSH client instead of system SSH. Does not support 'live output'.",
+        default_value_t = false
+    )]
+    embedded_ssh: bool,
 }

-// Represent line from known_hosts file
+/// Host representation for both known_hosts entries and expanded patterns
 #[derive(Debug, Default, Clone, PartialEq, Eq, Hash)]
 struct Host {
+    /// Hostname or IP address as a string
    name: String,
+    /// Resolved IP address (if available)
    ip: Option<IpAddr>,
 }

-// Read known_hosts file
+/// Find common domain suffix across all hostnames to simplify output display
+///
+/// This function analyzes all hostnames to identify a common domain suffix
+/// which can be shortened during display to improve readability.
+///
+/// # Arguments
+/// * `hostnames` - A slice of strings containing all server hostnames
+///
+/// # Returns
+/// * `Option<String>` - The common suffix if found, or None
+fn find_common_suffix(hostnames: &[String]) -> Option<String> {
+    if hostnames.is_empty() {
+        return None;
+    }
+
+    // Don't truncate if only one host
+    if hostnames.len() == 1 {
+        return None;
+    }
+
+    let first = &hostnames[0];
+
+    // Start with assumption that the entire first hostname is the common suffix
+    let mut common = first.clone();
+
+    // Iterate through remaining hostnames, reducing the common part
+    for hostname in hostnames.iter().skip(1) {
+        // Exit early if no common part remains
+        if common.is_empty() {
+            return None;
+        }
+
+        // Find common suffix with current hostname
+        let mut new_common = String::new();
+
+        // Search for common suffix by comparing characters from right to left
+        let mut common_chars = common.chars().rev();
+        let mut hostname_chars = hostname.chars().rev();
+
+        loop {
+            match (common_chars.next(), hostname_chars.next()) {
+                (Some(c1), Some(c2)) if c1 == c2 => new_common.insert(0, c1),
+                _ => break,
+            }
+        }
+
+        common = new_common;
+    }
+
+    // Ensure the common part is a valid domain suffix (starts with a dot)
+    if common.is_empty() || !common.starts_with('.') {
+        return None;
+    }
+
+    // Return the identified common suffix
+    Some(common)
+}
+
+/// Shorten hostname by removing the common suffix and replacing with an asterisk
+///
+/// # Arguments
+/// * `hostname` - The original hostname
+/// * `common_suffix` - Optional common suffix to remove
+///
+/// # Returns
+/// * `String` - Shortened hostname or original if no common suffix
+fn shorten_hostname(hostname: &str, common_suffix: &Option<String>) -> String {
+    match common_suffix {
+        Some(suffix) if hostname.ends_with(suffix) => {
+            let short_name = hostname[..hostname.len() - suffix.len()].to_string();
+            format!("{}{}", short_name, "*")
+        }
+        _ => hostname.to_string(),
+    }
+}
+
+/// Read and parse the SSH known_hosts file to extract server names
+///
+/// # Returns
+/// * `Vec<Host>` - List of hosts found in the known_hosts file
 fn read_known_hosts() -> Vec<Host> {
    let mut result: Vec<Host> = Vec::new();

+    // Read known_hosts file from the user's home directory
    for line in read_to_string(format!("/home/{}/.ssh/known_hosts", whoami::username()))
        .unwrap()
        .lines()
@ -81,18 +183,45 @@ fn read_known_hosts() -> Vec<Host> {
    result
 }

+/// Expand a numeric range in the format [start:end] to a list of strings
+///
+/// # Arguments
+/// * `start` - Starting number (inclusive)
+/// * `end` - Ending number (inclusive)
+///
+/// # Returns
+/// * `Vec<String>` - List of numbers as strings
 fn expand_range(start: i32, end: i32) -> Vec<String> {
    (start..=end).map(|i| i.to_string()).collect()
 }

+/// Expand a comma-separated list in the format {item1,item2,item3} to a list of strings
+///
+/// # Arguments
+/// * `list` - Comma-separated string to expand
+///
+/// # Returns
+/// * `Vec<String>` - List of expanded items
 fn expand_list(list: &str) -> Vec<String> {
    list.split(',').map(|s| s.to_string()).collect()
 }

+/// Expand a server pattern string with range and list notation into individual hostnames
+///
+/// Supports two expansion types:
+/// - Range expansion: server-[1:5] → server-1, server-2, server-3, server-4, server-5
+/// - List expansion: server-{prod,dev} → server-prod, server-dev
+///
+/// # Arguments
+/// * `s` - Pattern string to expand
+///
+/// # Returns
+/// * `Vec<Host>` - List of expanded Host objects
 fn expand_string(s: &str) -> Vec<Host> {
    let mut hosts: Vec<Host> = Vec::new();
    let mut result = vec![s.to_string()];

+    // First expand all range expressions [start:end]
    while let Some(r) = result.iter().find(|s| s.contains('[')) {
        let r = r.clone();
        let start = r.find('[').unwrap();
@ -119,6 +248,7 @@ fn expand_string(s: &str) -> Vec<Host> {
        }
    }

+    // Then expand all list expressions {item1,item2}
    while let Some(r) = result.iter().find(|s| s.contains('{')) {
        let r = r.clone();
        let start = r.find('{').unwrap();
@ -137,6 +267,7 @@ fn expand_string(s: &str) -> Vec<Host> {
        }
    }

+    // Convert all expanded strings to Host objects
    for hostname in result {
        hosts.push(Host {
            name: hostname.to_string(),
@ -146,40 +277,315 @@ fn expand_string(s: &str) -> Vec<Host> {
    hosts
 }

+/// Execute a command on a single host using the system SSH client
+///
+/// This function runs an SSH command using the system's SSH client,
+/// capturing and displaying output in real-time with proper formatting.
+///
+/// # Arguments
+/// * `hostname` - Target server hostname
+/// * `username` - SSH username
+/// * `command` - Command to execute
+/// * `common_suffix` - Optional common suffix for hostname display formatting
+///
+/// # Returns
+/// * `Result<i32, String>` - Exit code on success or error message
+fn execute_ssh_command(
+    hostname: &str,
+    username: &str,
+    command: &str,
+    common_suffix: &Option<String>,
+) -> Result<i32, String> {
+    let display_name = shorten_hostname(hostname, common_suffix);
+
+    // Display execution start message with shortened hostname
+    println!("\n{} - STARTED", display_name.yellow().bold());
+
+    // Build the SSH command with appropriate options
+    let mut ssh_cmd = Command::new("ssh");
+    ssh_cmd
+        .arg("-o")
+        .arg("StrictHostKeyChecking=no")
+        .arg("-o")
+        .arg("BatchMode=yes")
+        .arg(format!("{}@{}", username, hostname))
+        .arg(command)
+        .stdout(Stdio::piped())
+        .stderr(Stdio::piped());
+
+    // Execute the command
+    let mut child = match ssh_cmd.spawn() {
+        Ok(child) => child,
+        Err(e) => return Err(format!("Failed to start SSH process: {}", e)),
+    };
+
+    // Capture and display stdout in real-time using a dedicated thread
+    let stdout = child.stdout.take().unwrap();
+    let display_name_stdout = display_name.clone();
+    let stdout_thread = thread::spawn(move || {
+        let reader = BufReader::new(stdout);
+        let prefix = format!("{}", "│".green());
+
+        for line in reader.lines() {
+            match line {
+                Ok(line) => println!("{} {} - {}", prefix, display_name_stdout.yellow(), line),
+                Err(_) => break,
+            }
+        }
+    });
+
+    // Capture and display stderr in real-time using a dedicated thread
+    let stderr = child.stderr.take().unwrap();
+    let display_name_stderr = display_name.clone();
+    let stderr_thread = thread::spawn(move || {
+        let reader = BufReader::new(stderr);
+        let prefix = format!("{}", "║".red());
+
+        for line in reader.lines() {
+            match line {
+                Ok(line) => println!("{} {} - {}", prefix, display_name_stderr.yellow(), line),
+                Err(_) => break,
+            }
+        }
+    });
+
+    // Wait for command to complete
+    let status = match child.wait() {
+        Ok(status) => status,
+        Err(e) => return Err(format!("Failed to wait for SSH process: {}", e)),
+    };
+
+    // Wait for stdout and stderr threads to complete
+    stdout_thread.join().unwrap();
+    stderr_thread.join().unwrap();
+
+    // Format exit code with color (green for success, red for failure)
+    let exit_code = status.code().unwrap_or(-1);
+    let code_string = if exit_code == 0 {
+        format!("{}", exit_code.to_string().green())
+    } else {
+        format!("{}", exit_code.to_string().red())
+    };
+
+    // Display completion message
+    println!(
+        "{} - COMPLETED (Exit code: [{}])",
+        display_name.yellow().bold(),
+        code_string
+    );
+
+    Ok(exit_code)
+}
+
+/// Execute commands on multiple hosts using the massh library (embedded SSH)
+///
+/// This function handles batch processing of hosts to maintain the original order
+/// while executing commands in parallel using the massh library.
+///
+/// # Arguments
+/// * `hosts` - Vector of (hostname, IP address, original index) tuples
+/// * `username` - SSH username
+/// * `command` - Command to execute
+/// * `parallel` - Maximum number of parallel connections
+/// * `code_only` - Whether to display only exit codes
+/// * `common_suffix` - Optional common suffix for hostname display formatting
+fn execute_with_massh(
+    hosts: &[(String, IpAddr, usize)],
+    username: &str,
+    command: &str,
+    parallel: i32,
+    code_only: bool,
+    common_suffix: &Option<String>,
+) {
+    // Create a lookup table for host data using IP addresses as keys
+    let mut hosts_and_ips: HashMap<IpAddr, (String, usize)> = HashMap::new();
+    let mut massh_hosts: Vec<MasshHostConfig> = Vec::new();
+
+    for (hostname, ip, idx) in hosts {
+        hosts_and_ips.insert(*ip, (hostname.clone(), *idx));
+        massh_hosts.push(MasshHostConfig {
+            addr: *ip,
+            auth: None,
+            port: None,
+            user: None,
+        });
+    }
+
+    // Process hosts in batches to respect parallelism setting while maintaining order
+    let batch_size = parallel as usize;
+    let mut processed = 0;
+
+    while processed < massh_hosts.len() {
+        let end = std::cmp::min(processed + batch_size, massh_hosts.len());
+
+        // Create a new config and vector for this batch
+        let mut batch_hosts = Vec::new();
+        for host in &massh_hosts[processed..end] {
+            batch_hosts.push(MasshHostConfig {
+                addr: host.addr,
+                auth: None,
+                port: None,
+                user: None,
+            });
+        }
+
+        // Create a new MasshClient for this batch with appropriate configuration
+        let batch_config = MasshConfig {
+            default_auth: SshAuth::Agent,
+            default_port: 22,
+            default_user: username.to_string(),
+            threads: batch_hosts.len() as u64,
+            timeout: 0,
+            hosts: batch_hosts,
+        };
+
+        let batch_massh = MasshClient::from(&batch_config);
+
+        // Execute the command on all hosts in this batch
+        let rx = batch_massh.execute(command.to_string());
+
+        // Collect all results from this batch before moving to the next
+        let mut batch_results = Vec::new();
+
+        while let Ok((host, result)) = rx.recv() {
+            // Extract IP address from the massh result
+            let ip: String = host.split('@').collect::<Vec<_>>()[1]
+                .split(':')
+                .collect::<Vec<_>>()[0]
+                .to_string();
+            let ip = ip.parse::<IpAddr>().unwrap();
+
+            // Lookup the original hostname and index
+            if let Some((hostname, idx)) = hosts_and_ips.get(&ip) {
+                batch_results.push((hostname.clone(), ip, result, *idx));
+            } else {
+                error!("Unexpected IP address in result: {}", ip);
+            }
+        }
+
+        // Sort results by original index to maintain consistent display order
+        batch_results.sort_by_key(|(_, _, _, idx)| *idx);
+
+        // Display results for each host in the batch
+        for (hostname, _ip, result, _) in batch_results {
+            let display_name = shorten_hostname(&hostname, common_suffix);
+
+            // Display hostname with consistent formatting
+            println!("\n{}", display_name.yellow().bold().to_string());
+
+            // Handle execution result
+            let output = match result {
+                Ok(output) => output,
+                Err(e) => {
+                    error!("Can't access server: {}", e);
+                    continue;
+                }
+            };
+
+            // Format exit code with color
+            let code_string = if output.exit_status == 0 {
+                format!("{}", output.exit_status.to_string().green())
+            } else {
+                format!("{}", output.exit_status.to_string().red())
+            };
+
+            // Display summary of command execution
+            println!(
+                "{}",
+                format!(
+                    "Exit code [{}] / stdout {} bytes / stderr {} bytes",
+                    code_string,
+                    output.stdout.len(),
+                    output.stderr.len()
+                )
+                .bold()
+            );
+
+            // Display command output if not in code-only mode
+            if !code_only {
+                // Display stdout with appropriate formatting
+                match String::from_utf8(output.stdout) {
+                    Ok(stdout) => match stdout.as_str() {
+                        "" => {}
+                        _ => {
+                            let prefix = if output.exit_status != 0 {
+                                format!("{}", "│".cyan())
+                            } else {
+                                format!("{}", "│".green())
+                            };
+                            for line in stdout.lines() {
+                                println!("{} {} - {}", prefix, display_name.yellow(), line);
+                            }
+                        }
+                    },
+                    Err(_) => {}
+                }
+                // Display stderr with appropriate formatting
+                match String::from_utf8(output.stderr) {
+                    Ok(stderr) => match stderr.as_str() {
+                        "" => {}
+                        _ => {
+                            for line in stderr.lines() {
+                                println!("{} {} - {}", "║".red(), display_name.yellow(), line);
+                            }
+                        }
+                    },
+                    Err(_) => {}
+                }
+            }
+        }
+
+        processed = end;
+    }
+}
+
+/// Main entry point for the application
 fn main() {
+    // Initialize logging with minimal formatting (no timestamp, no target)
    env_logger::Builder::from_env(Env::default().default_filter_or("info"))
        .format_timestamp(None)
        .format_target(false)
        .init();
+
+    // Parse command-line arguments
    let args = Args::parse();

+    // Build the list of target hosts based on user selection method
    let hosts = if args.known_hosts {
+        // Use regex pattern matching against known_hosts file
        info!("Using ~/.ssh/known_hosts to build server list.");
        let known_hosts = read_known_hosts();
-        // Build regex
-        let re = match Regex::new(&args.expression) {
-            Ok(result) => result,
-            Err(e) => {
-                error!("Error parsing regex. {}", e);
-                process::exit(1);
-            }
-        };
-        // match hostnames from known_hosts to regex
-        known_hosts
-            .into_iter()
-            .filter(|r| re.is_match(&r.name.clone()))
-            .collect()
+        let mut all_hosts = Vec::new();
+        for expression in args.expression.iter() {
+            let re = match Regex::new(expression) {
+                Ok(result) => result,
+                Err(e) => {
+                    error!("Error parsing regex. {}", e);
+                    process::exit(1);
+                }
+            };
+            let matched: Vec<Host> = known_hosts
+                .clone()
+                .into_iter()
+                .filter(|r| re.is_match(&r.name.clone()))
+                .collect();
+            all_hosts.extend(matched);
+        }
+        all_hosts
    } else {
+        // Use pattern expansion syntax (ranges and lists)
        info!("Using string expansion to build server list.");
-        expand_string(&args.expression)
+        let mut all_hosts = Vec::new();
+        for expression in args.expression.iter() {
+            all_hosts.extend(expand_string(expression));
+        }
+        all_hosts
    };

-    // Dedup hosts from known_hosts file
+    // Remove duplicate hosts while preserving original order
    let matched_hosts: Vec<_> = hosts.into_iter().unique().collect();

-    // Build MasshHostConfig hostnames list
-    let mut massh_hosts: Vec<MasshHostConfig> = vec![];
-    let mut hosts_and_ips: HashMap<IpAddr, String> = HashMap::new();
+    // Log parallelism setting if not using the default
    if args.parallel != 100 {
        warn!("Parallelism: {} thread{}", &args.parallel, {
            if args.parallel != 1 {
@ -190,87 +596,150 @@ fn main() {
        });
    }

-    info!("Matched hosts:");
-    for host in matched_hosts.iter() {
-        let ip = match lookup_host(&host.name) {
-            Ok(ip) => ip[0],
-            Err(_) => {
-                error!("{} couldn't be resolved.", &host.name.red());
-                continue;
-            }
-        };
-        info!("{} [{}]", &host.name, ip);
-        hosts_and_ips.insert(ip, host.name.clone());
-        massh_hosts.push(MasshHostConfig {
-            addr: ip,
-            auth: None,
-            port: None,
-            user: None,
-        })
+    // Store hosts with their original indices to preserve ordering
+    let mut host_with_indices: Vec<(Host, usize)> = Vec::new();
+    for (idx, host) in matched_hosts.iter().enumerate() {
+        host_with_indices.push((host.clone(), idx));
    }
-    // Build MasshConfig using massh_hosts vector
-    let config = MasshConfig {
-        default_auth: SshAuth::Agent,
-        default_port: 22,
-        default_user: args.username,
-        threads: args.parallel as u64,
-        timeout: 0,
-        hosts: massh_hosts,
-    };
-    let massh = MasshClient::from(&config);

-    // Ask for confirmation
-    if args.noconfirm == true
-        || Confirm::new()
-            .with_prompt(format!(
-                "Continue on following {} servers?",
-                &config.hosts.len()
-            ))
-            .interact()
-            .unwrap()
-    {
-        info!("\n");
-        info!("Run command on {} servers.", &config.hosts.len());
-        info!("\n");
+    info!("Matched hosts:");

-        // Run a command on all the configured hosts.
-        // Receive the result of the command for each host and print its output.
-        let rx = massh.execute(args.command);
+    // Perform DNS resolution for all hosts in parallel
+    // Results are stored with original indices to maintain order
+    let resolved_ips_with_indices = Arc::new(Mutex::new(Vec::<(String, IpAddr, usize)>::new()));

-        while let Ok((host, result)) = rx.recv() {
-            let ip: String = host.split('@').collect::<Vec<_>>()[1]
-                .split(':')
-                .collect::<Vec<_>>()[0]
-                .to_string();
-            let ip = ip.parse::<IpAddr>().unwrap();
-            info!(
-                "{}",
-                hosts_and_ips
-                    .get(&ip)
-                    .unwrap_or(&"Couldn't parse IP".to_string())
-                    .to_string()
-                    .yellow()
-                    .bold()
-                    .to_string()
-            );
-            let output = match result {
-                Ok(output) => output,
-                Err(e) => {
-                    error!("Can't access server: {}", e);
-                    continue;
-                }
-            };
-            if output.exit_status == 0 {
-                println!("Code {}", output.exit_status);
-            } else {
-                error!("Code {}", output.exit_status);
-            };
-            if !args.code {
-                println!("STDOUT:\n{}", String::from_utf8(output.stdout).unwrap());
-                println!("STDERR:\n{}", String::from_utf8(output.stderr).unwrap());
+    host_with_indices
+        .par_iter()
+        .for_each(|(host, idx)| match lookup_host(&host.name) {
+            Ok(ips) if !ips.is_empty() => {
+                let ip = ips[0];
+                let mut results = resolved_ips_with_indices.lock().unwrap();
+                results.push((host.name.clone(), ip, *idx));
            }
+            Ok(_) => {
+                let mut results = resolved_ips_with_indices.lock().unwrap();
+                results.push((
+                    host.name.clone(),
+                    IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)),
+                    *idx,
+                ));
+            }
+            Err(_) => {
+                let mut results = resolved_ips_with_indices.lock().unwrap();
+                results.push((
+                    host.name.clone(),
+                    IpAddr::V4(std::net::Ipv4Addr::new(0, 0, 0, 0)),
+                    *idx,
+                ));
+            }
+        });
+
+    // Sort hosts by original index to maintain consistent display order
+    let mut resolved_hosts = resolved_ips_with_indices.lock().unwrap().clone();
+    resolved_hosts.sort_by_key(|(_, _, idx)| *idx);
+
+    // Display all matched hosts with their resolved IPs
+    for (hostname, ip, _) in &resolved_hosts {
+        if ip.is_unspecified() {
+            error!("DNS resolve failed: {}", hostname.red());
+        } else {
+            info!("{} [{}]", hostname, ip);
+        }
+    }
+
+    // Filter out hosts that couldn't be resolved
+    let valid_hosts: Vec<(String, IpAddr, usize)> = resolved_hosts
+        .into_iter()
+        .filter(|(_, ip, _)| !ip.is_unspecified())
+        .collect();
+
+    // Exit if no valid hosts remain
+    if valid_hosts.is_empty() {
+        error!("No valid hosts to connect to");
+        process::exit(1);
+    }
+
+    // Find common domain suffix to optimize display
+    let hostnames: Vec<String> = valid_hosts
+        .iter()
+        .map(|(hostname, _, _)| hostname.clone())
+        .collect();
+    let common_suffix = find_common_suffix(&hostnames);
+
+    // Inform user about display optimization if common suffix found
+    if let Some(suffix) = &common_suffix {
+        info!(
+            "Common domain suffix found: '{}' (will be displayed as '*')",
+            suffix
+        );
+    }
+
+    // Ask for confirmation before proceeding (unless --noconfirm is specified)
+    if !args.noconfirm
+        && match Question::new(&*format!(
+            "Continue on following {} servers?",
+            &valid_hosts.len()
+        ))
+        .confirm()
+        {
+            Answer::YES => true,
+            Answer::NO => {
+                warn!("Stopped");
+                process::exit(0);
+            }
+            _ => unreachable!(),
+        }
+    {
+        info!("Run command on {} servers.", &valid_hosts.len());
+    }
+
+    // Execute commands using selected method (system SSH or embedded library)
+    if !args.embedded_ssh {
+        // Use system SSH client (default behavior)
+        let batch_size = args.parallel as usize;
+        let mut processed = 0;
+
+        while processed < valid_hosts.len() {
+            let end = std::cmp::min(processed + batch_size, valid_hosts.len());
+            let batch = &valid_hosts[processed..end];
+
+            // Create a thread for each host in the current batch
+            let mut handles = Vec::new();
+
+            for (hostname, _, _) in batch {
+                let hostname = hostname.clone();
+                let username = args.username.clone();
+                let command = args.command.clone();
+                let common_suffix_clone = common_suffix.clone();
+
+                // Execute SSH command in a separate thread
+                let handle = thread::spawn(move || {
+                    match execute_ssh_command(&hostname, &username, &command, &common_suffix_clone)
+                    {
+                        Ok(_) => (),
+                        Err(e) => error!("Error executing command on {}: {}", hostname, e),
+                    }
+                });
+
+                handles.push(handle);
+            }
+
+            // Wait for all threads in this batch to complete
+            for handle in handles {
+                handle.join().unwrap();
+            }
+
+            processed = end;
        }
    } else {
-        warn!("Stopped");
+        // Use the embedded massh library implementation
+        execute_with_massh(
+            &valid_hosts,
+            &args.username,
+            &args.command,
+            args.parallel,
+            args.code,
+            &common_suffix,
+        );
    }
 }
Author	SHA1	Message	Date
github-actions[bot]	3bebb65dc0	Format Rust code using rustfmt	2025-06-27 11:15:08 +00:00
Ultradesu	971c6176e6	Added system ssh as main executor. massh as fallback.	2025-05-05 18:00:09 +03:00
Ultradesu	aea2a927c2	Bump	2025-05-05 17:31:12 +03:00
Ultradesu	e1c2363113	Added host ordering	2025-05-05 17:29:39 +03:00
Ultradesu	d8cdfbbf59	Update CI	2025-04-08 18:46:13 +01:00
Ultradesu	1257eed28b	Update CI	2025-04-08 18:38:56 +01:00
Ultradesu	86d49f1e73	Added parallel DNS resolver.	2025-04-08 18:16:01 +01:00
House of Vanity	9acd8f2243	Update CHANGELOG.md	2023-09-13 16:38:54 +03:00
Alexandr Bogomyakov	2ef0f8f320	Fix CI	2023-09-08 12:32:21 +03:00
Alexandr Bogomyakov	c5920780a2	Fix CI	2023-09-07 18:27:35 +03:00
Alexandr Bogomyakov	52f4e54bc4	Fix CI	2023-09-07 18:26:18 +03:00
Alexandr Bogomyakov	9dc659cea1	Fix CI	2023-09-07 18:24:54 +03:00
Alexandr Bogomyakov	1235e17f6b	Fix CI	2023-09-07 17:55:38 +03:00
Alexandr Bogomyakov	aaa28eae67	Fix CI	2023-09-07 17:54:43 +03:00
Alexandr Bogomyakov	c016ef8a0f	Added multiple -e	2023-09-07 17:41:12 +03:00
House of Vanity	13ab3f3dbd	Update README.md	2023-09-07 17:01:23 +03:00
Alexandr Bogomyakov	70136e9074	Improve readability	2023-09-07 16:05:38 +03:00
Alexandr Bogomyakov	2334c1a8f3	Fix logging	2023-09-07 15:34:13 +03:00
Alexandr Bogomyakov	da6ae2ce37	Improve readability	2023-09-07 15:33:15 +03:00
Alexandr Bogomyakov	e2cc36adf1	Drop ARM build	2023-09-07 15:06:24 +03:00
Alexandr Bogomyakov	080ce8984a	Improve readability	2023-09-07 15:04:51 +03:00
Alexandr Bogomyakov	b360e29666	Improve readability	2023-09-07 14:58:29 +03:00
Alexandr Bogomyakov	1d26a9c6be	ARM build	2023-09-01 00:22:15 +03:00
Alexandr Bogomyakov	48e7e2a4e4	ARM build	2023-09-01 00:20:43 +03:00
Alexandr Bogomyakov	aa0a4e8bd2	ARM build	2023-09-01 00:15:46 +03:00
Alexandr Bogomyakov	554b68b51e	ARM build	2023-09-01 00:09:38 +03:00
Alexandr Bogomyakov	c206ddaef2	ARM build	2023-09-01 00:08:55 +03:00
Alexandr Bogomyakov	e620348834	ARM build	2023-09-01 00:01:58 +03:00
Alexandr Bogomyakov	dc1a67fe01	ARM build	2023-08-31 23:59:47 +03:00
Alexandr Bogomyakov	1d208149f5	ARM build	2023-08-31 23:51:25 +03:00
Alexandr Bogomyakov	093157b6ef	ARM build	2023-08-31 23:49:32 +03:00
House of Vanity	04da0fb97c	Update README.md	2023-08-31 23:34:02 +03:00
House of Vanity	967d9c0e7d	Update README.md	2023-08-31 23:31:44 +03:00
House of Vanity	eb0fd40d9f	Update README.md	2023-08-31 23:31:10 +03:00
House of Vanity	d0bbb29078	Update README.md	2023-08-31 23:30:37 +03:00
House of Vanity	5a388853c5	Update README.md	2023-08-31 23:25:16 +03:00
House of Vanity	41bf46c408	Update README.md	2023-08-31 23:19:26 +03:00
Alexandr Bogomyakov	a2b05a7fa6	Fix	2023-08-31 23:15:26 +03:00
Alexandr Bogomyakov	d71e05116d	Make Arch build	2023-08-31 23:08:48 +03:00
Alexandr Bogomyakov	5e71c45333	Make Arch build	2023-08-31 23:07:52 +03:00
Alexandr Bogomyakov	2831080df8	Make Arch build	2023-08-31 23:07:05 +03:00
Alexandr Bogomyakov	32299e2fb7	Make Arch build	2023-08-31 22:59:11 +03:00
Alexandr Bogomyakov	4640733950	Make Arch build	2023-08-31 22:51:03 +03:00
Alexandr Bogomyakov	f56ad72e4c	Fix	2023-08-31 22:35:07 +03:00
Alexandr Bogomyakov	6f771c430a	Fix	2023-08-31 22:31:04 +03:00
Alexandr Bogomyakov	01d84f9c6f	Fix	2023-08-31 22:30:28 +03:00
Alexandr Bogomyakov	f5df314095	Fix	2023-08-31 22:29:20 +03:00
Alexandr Bogomyakov	b885d494fd	Fix	2023-08-31 21:54:27 +03:00
Alexandr Bogomyakov	ca0e7d960b	Fix	2023-08-31 21:51:41 +03:00
Alexandr Bogomyakov	65dd6ee75f	Fix	2023-08-31 21:46:47 +03:00
Alexandr Bogomyakov	2def401b09	Fix	2023-08-31 21:44:45 +03:00
Alexandr Bogomyakov	e2eb5f9092	Fix	2023-08-31 21:37:19 +03:00
Alexandr Bogomyakov	e8778cb130	Fix	2023-08-31 21:31:16 +03:00
Alexandr Bogomyakov	6b27fb2d67	Fix	2023-08-31 21:28:37 +03:00
Alexandr Bogomyakov	100cdd9ab9	Fix	2023-08-31 21:27:36 +03:00
Alexandr Bogomyakov	4cec9d9904	Fix	2023-08-31 21:25:45 +03:00
Alexandr Bogomyakov	e62a682da0	Fix	2023-08-31 21:21:53 +03:00
github-actions[bot]	7307c83cfa	Format Rust code using rustfmt	2023-08-31 18:15:17 +00:00
Alexandr Bogomyakov	86c4e6def8	Fix	2023-08-31 21:14:15 +03:00
Alexandr Bogomyakov	fe9fa483a3	Fix	2023-08-31 21:13:12 +03:00
Alexandr Bogomyakov	e6c1a63382	Fix	2023-08-31 21:11:45 +03:00
Alexandr Bogomyakov	5ce837d28b	123	2023-08-31 21:10:51 +03:00
Alexandr Bogomyakov	0de6d20ca5	Fix	2023-08-31 21:07:33 +03:00
Alexandr Bogomyakov	a040881cfa	Fix	2023-08-31 21:07:02 +03:00
Alexandr Bogomyakov	5a4bf1f784	Fix	2023-08-31 20:03:34 +03:00
Alexandr Bogomyakov	a77a7cd089	Fix	2023-08-31 19:55:59 +03:00
Alexandr Bogomyakov	fcf91e3f89	Fix	2023-08-31 19:50:22 +03:00
Alexandr Bogomyakov	76a3bc9f55	Fix	2023-08-31 19:43:02 +03:00
Alexandr Bogomyakov	bd324ea0c5	Fix	2023-08-31 19:38:34 +03:00
Alexandr Bogomyakov	93b38e60c5	Fix	2023-08-31 19:37:10 +03:00
Alexandr Bogomyakov	86ebbf3a9e	Fix	2023-08-31 19:33:02 +03:00
Alexandr Bogomyakov	697fba1935	Fix	2023-08-31 19:30:19 +03:00
Alexandr Bogomyakov	9b92477a4e	Fix	2023-08-31 19:03:24 +03:00
Alexandr Bogomyakov	8f8aa85e82	Fix	2023-08-31 19:02:01 +03:00
Alexandr Bogomyakov	95842d81d0	Fix yes/no dialogue.	2023-08-28 16:37:34 +03:00