Refactor GitHub Actions build workflow

Reorganize build steps for .NET project and add cleaning step.

.github/workflows/build.yml

@@ -1,35 +1,89 @@
-# .github/workflows/build.yml
+name: Build and Release
-name: Build Windows Executable
 
 on:
   push:
-    branches: [ "main" ] # Runs whenever you push to the main branch
+    tags:
-  workflow_dispatch: # Allows you to run this workflow manually from the Actions tab
+      - 'v*'
+  workflow_dispatch:
 
 jobs:
   build:
-    runs-on: windows-latest # Use a Windows runner for the build
+    runs-on: windows-latest
+    permissions:
+      contents: write
 
     steps:
     - name: Checkout repository
       uses: actions/checkout@v4
 
+    - name: Configure Git Line Endings
+      run: git config --global core.autocrlf input
+
     - name: Setup .NET
       uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 8.0.x # Use a recent .NET version
+        dotnet-version: 8.0.x
 
     - name: Restore dependencies
       run: dotnet restore
 
-    - name: Build and publish self-contained executable
+    # 1. Build Framework-Dependent FIRST (The tiny one)
-      run: > # This command builds a single .exe with the runtime included
+    - name: Build Framework-Dependent (Requires .NET 8)
-        dotnet publish --configuration Release --runtime win-x64 
+      run: >
-        --self-contained true /p:PublishSingleFile=true 
+        dotnet publish SshHandler/SshHandler.csproj --configuration Release 
-        /p:IncludeNativeLibrariesForSelfExtract=true
+        --self-contained false 
+        /p:PublishSingleFile=true 
+        -o ./publish-dotnet8
 
-    - name: Upload artifact
+    # 2. Clean to prevent artifact leakage
-      uses: actions/upload-artifact@v4
+    - name: Clean intermediate files
+      run: dotnet clean SshHandler/SshHandler.csproj
+
+    # 3. Build Standalone SECOND (The heavy one)
+    - name: Build Standalone (Includes Runtime)
+      run: >
+        dotnet publish SshHandler/SshHandler.csproj --configuration Release 
+        --runtime win-x64 
+        --self-contained true 
+        /p:PublishSingleFile=true 
+        /p:IncludeNativeLibrariesForSelfExtract=true
+        -o ./publish-standalone
+
+    - name: Ensure Unix Line Endings for Shell Script
+      shell: pwsh
+      run: |
+        $path = "ssh-handler.sh"
+        if (Test-Path $path) {
+            $content = [System.IO.File]::ReadAllText((Get-Item $path).FullName)
+            $content = $content -replace "`r`n", "`n"
+            [System.IO.File]::WriteAllText((Get-Item $path).FullName, $content, (New-Object System.Text.UTF8Encoding($false)))
+        }
+
+    - name: Prepare Assets with Versioning
+      shell: pwsh
+      run: |
+        $tag = "${{ github.ref_name }}"
+        if (-not $tag -or $tag -eq "main") { $tag = "manual" }
+        
+        # Rename Executables
+        Move-Item ./publish-standalone/SshHandler.exe "./SshHandler-$tag-Standalone.exe"
+        Move-Item ./publish-dotnet8/SshHandler.exe "./SshHandler-$tag-dotnet8.exe"
+        
+        # Rename Scripts
+        Copy-Item "ssh-handler.sh" "./ssh-handler-$tag.sh"
+        Copy-Item "openssh_protocol_handler.bat" "./openssh_protocol_handler-$tag.bat"
+
+    - name: Create GitHub Release
+      uses: softprops/action-gh-release@v2
+      if: startsWith(github.ref, 'refs/tags/')
       with:
-        name: SshHandler-Windows-Executable # The name of the downloadable file
+        files: |
-        path: ${{ github.workspace }}/SshHandler/bin/Release/net8.0-windows/win-x64/publish/SshHandler.exe # Adjust the path if your project name is different
+          SshHandler-*-Standalone.exe
+          SshHandler-*-dotnet8.exe
+          ssh-handler-*.sh
+          openssh_protocol_handler-*.bat
+        generate_release_notes: true
+        draft: false
+        prerelease: false
+      env:
+        GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

openssh_protocol_handler.bat

@@ -142,7 +142,7 @@ REM ============================================================================
     echo.
     SET /P "LEGACY_CHOICE=Enable legacy mode for old devices? (y/N): "
     IF /I "!LEGACY_CHOICE!"=="Y" (
-        SET "LegacyOpts=-o KexAlgorithms=+diffie-hellman-group1-sha1,diffie-hellman-group14-sha1 -o HostKeyAlgorithms=+ssh-rsa -o MACs=+hmac-sha1,hmac-sha1-96"
+        SET "LegacyOpts=-o KexAlgorithms=+diffie-hellman-group1-sha1,diffie-hellman-group14-sha1 -o HostKeyAlgorithms=+ssh-rsa -o MACs=+hmac-sha1,hmac-sha1-96 -o ciphers=+aes256-cbc"
         echo.
         echo [!] Legacy mode enabled. Insecure algorithms will be offered.
     )

ssh-handler.sh

@@ -0,0 +1,299 @@
+#!/bin/bash
+# ============================================================================
+# == Simple SSH Link Protocol Handler for Linux                             ==
+# == Uses XDG standards and works with most desktop environments.           ==
+# ==                                                                        ==
+# == To install, run this script with sudo:                                 ==
+# ==   chmod +x ./ssh-handler.sh                                            ==
+# ==   sudo ./ssh-handler.sh --install                                      ==
+# ==                                                                        ==
+# == To uninstall:                                                          ==
+# ==   sudo ./ssh-handler.sh --uninstall                                    ==
+# ==                                                                        ==
+# == To debug configuration:                                                ==
+# ==   ./ssh-handler.sh --debug                                             ==
+# ==                                                                        ==
+# == Public Domain. https://tcpip.wtf                                       ==
+# ============================================================================
+
+# --- SCRIPT MODE DETECTION ---
+if [ "$1" == "--install" ]; then
+    MODE="SETUP"
+elif [ "$1" == "--uninstall" ]; then
+    MODE="UNINSTALL"
+elif [ "$1" == "--debug" ]; then
+    MODE="DEBUG"
+elif [[ "$1" == ssh://* ]]; then
+    MODE="HANDLER"
+else
+    echo "Usage:"
+    echo "  To install:   $0 --install"
+    echo "  To uninstall: $0 --uninstall"
+    echo "  To debug:     $0 --debug"
+    echo "  (This script is usually called by your desktop environment to handle a URL.)"
+    exit 1
+fi
+
+# A function to display errors both on stderr and via desktop notifications.
+show_error() {
+    local message="$1"
+    # Print to standard error
+    echo "ERROR: $message" >&2
+    # Send a desktop notification if possible
+    if command -v notify-send &> /dev/null; then
+        notify-send --icon=dialog-error "SSH Handler Error" "$message"
+    fi
+}
+
+# A function to display informational messages both on stdout and via notifications.
+show_info() {
+    local message="$1"
+    # Print to standard output
+    echo "$message"
+    # Send a desktop notification if possible
+    if command -v notify-send &> /dev/null; then
+        notify-send --icon=info "SSH Handler" "$message"
+    fi
+}
+
+# ============================================================================
+# == DEBUG MODE                                                             ==
+# ============================================================================
+if [ "$MODE" == "DEBUG" ]; then
+    echo
+    echo "[ DEBUG MODE ]"
+    echo "Checking system configuration for ssh:// URL handling..."
+    echo "--------------------------------------------------------"
+
+    # 1. Check what the system thinks is the default handler
+    echo "[1] Querying XDG for the default ssh:// handler..."
+    DEFAULT_HANDLER=$(xdg-mime query default x-scheme-handler/ssh)
+    if [ -n "$DEFAULT_HANDLER" ]; then
+        echo "    -> Default handler is: $DEFAULT_HANDLER"
+        if [ "$DEFAULT_HANDLER" != "ssh-handler.desktop" ]; then
+            echo "    [!] WARNING: The default handler is not our script. Another application has taken precedence."
+            echo "        You may need to set the default handler manually in your desktop environment's settings,"
+            echo "        or re-run 'sudo ./ssh-handler.sh --install' to try and set it again."
+        else
+            echo "    [+] CORRECT: The default handler is correctly set to our script."
+        fi
+    else
+        echo "    [!] ERROR: No default handler is configured for ssh:// links on your system."
+        echo "        Please run 'sudo ./ssh-handler.sh --install'."
+    fi
+
+    # 2. Check if the desktop file exists and is correct
+    echo
+    echo "[2] Checking the .desktop file..."
+    DESKTOP_FILE_PATH="/usr/share/applications/ssh-handler.desktop"
+    if [ -f "$DESKTOP_FILE_PATH" ]; then
+        echo "    [+] FOUND: $DESKTOP_FILE_PATH"
+        EXEC_LINE=$(grep "^Exec=" "$DESKTOP_FILE_PATH")
+        echo "    -> Exec line is: $EXEC_LINE"
+        if [[ "$EXEC_LINE" != "Exec=/usr/local/bin/ssh-handler %u" ]]; then
+            echo "    [!] WARNING: The Exec line seems incorrect. It should be 'Exec=/usr/local/bin/ssh-handler %u'."
+        fi
+    else
+        echo "    [!] ERROR: The desktop file does not exist. The script is not installed correctly."
+    fi
+
+    # 3. Check if the script itself is installed
+    echo
+    echo "[3] Checking if the handler script is installed..."
+    INSTALL_PATH="/usr/local/bin/ssh-handler"
+    if [ -x "$INSTALL_PATH" ]; then
+        echo "    [+] FOUND and executable: $INSTALL_PATH"
+    else
+        echo "    [!] ERROR: The script is not found or is not executable at $INSTALL_PATH."
+    fi
+    echo "--------------------------------------------------------"
+    echo "Debug finished."
+    echo
+    exit 0
+fi
+
+# ============================================================================
+# == SETUP / UNINSTALL MODE                                                 ==
+# ============================================================================
+if [ "$MODE" == "SETUP" ] || [ "$MODE" == "UNINSTALL" ]; then
+
+    # --- 1. SCRIPT AND DESKTOP FILE CONFIGURATION ---
+    INSTALL_PATH="/usr/local/bin/ssh-handler"
+    DESKTOP_FILE_NAME="ssh-handler.desktop"
+    DESKTOP_FILE_PATH="/usr/share/applications/$DESKTOP_FILE_NAME"
+
+    # --- 2. CHECK FOR ROOT PRIVILEGES ---
+    if [ "$(id -u)" -ne 0 ]; then
+        show_error "This operation requires root privileges. Please run with 'sudo'."
+        exit 1
+    fi
+    echo "[+] Root privileges confirmed."
+
+
+    # --- 3. UNINSTALL LOGIC ---
+    if [ "$MODE" == "UNINSTALL" ]; then
+        echo
+        show_info "Uninstalling SSH protocol handler..."
+
+        if [ -f "$INSTALL_PATH" ]; then
+            echo "[-] Removing script: $INSTALL_PATH"
+            rm -f "$INSTALL_PATH"
+        else
+            echo "[!] Script not found at $INSTALL_PATH (already removed?)."
+        fi
+
+        if [ -f "$DESKTOP_FILE_PATH" ]; then
+            echo "[-] Removing .desktop file: $DESKTOP_FILE_PATH"
+            rm -f "$DESKTOP_FILE_PATH"
+            update-desktop-database /usr/share/applications
+        else
+            echo "[!] Desktop file not found at $DESKTOP_FILE_PATH (already removed?)."
+        fi
+
+        show_info "Uninstallation complete."
+        exit 0
+    fi
+
+    # --- 4. SETUP LOGIC ---
+    echo
+    show_info "Installing SSH protocol handler..."
+
+    echo "[+] Installing script to $INSTALL_PATH..."
+    cp "$0" "$INSTALL_PATH"
+    chmod +x "$INSTALL_PATH"
+
+    echo "[+] Creating .desktop file at $DESKTOP_FILE_PATH..."
+    cat > "$DESKTOP_FILE_PATH" << EOF
+[Desktop Entry]
+Name=SSH Protocol Handler
+Comment=Handles ssh:// links via the system's default terminal
+Exec=$INSTALL_PATH %u
+Icon=utilities-terminal
+Terminal=false
+Type=Application
+MimeType=x-scheme-handler/ssh;
+Categories=Network;
+EOF
+
+    echo "[+] Registering the new handler with the system..."
+    xdg-mime default "$DESKTOP_FILE_NAME" x-scheme-handler/ssh
+    update-desktop-database /usr/share/applications
+
+    echo
+    show_info "SUCCESS: Your system is now configured to open ssh:// links."
+    echo
+    exit 0
+fi
+
+# ============================================================================
+# == HANDLER MODE                                                           ==
+# ============================================================================
+if [ "$MODE" == "HANDLER" ]; then
+    # --- 1. PARSE THE URL ---
+    FULL_URL="$1"
+    TARGET="${FULL_URL#ssh://}"
+    if [ "${TARGET: -1}" == "/" ]; then
+        TARGET="${TARGET::-1}"
+    fi
+
+    if [[ "$TARGET" =~ "@" ]]; then
+        SshUser="${TARGET%@*}"
+        SshHost="${TARGET#*@}"
+    else
+        SshUser="$USER"
+        SshHost="$TARGET"
+    fi
+
+    # Show initial notification that the link was received
+    show_info "Received SSH link for ${SshUser}@${SshHost}..."
+
+    # --- 2. DETERMINE DIALOG TOOL ---
+    DIALOG_TOOL="read"
+    if command -v zenity &> /dev/null; then
+        DIALOG_TOOL="zenity"
+    fi
+
+    # --- 3. INTERACTIVE PROMPTS ---
+    LegacyOpts=""
+    USER_CANCELLED=false
+
+    if [ "$DIALOG_TOOL" == "zenity" ]; then
+        NewUser=$(zenity --entry --title="SSH Connection" --text="Connecting to Host: $SshHost\nEnter username:" --entry-text="$SshUser" --ok-label="Next")
+        if [ $? -ne 0 ]; then
+            USER_CANCELLED=true
+        else
+            if [ -n "$NewUser" ]; then SshUser="$NewUser"; fi
+            zenity --question --title="Legacy Mode" --text="Enable legacy mode for old devices?\n(This uses insecure algorithms)" --ok-label="Yes, Enable" --cancel-label="No"
+            if [ $? -eq 0 ]; then
+                LegacyOpts="-o KexAlgorithms=+diffie-hellman-group1-sha1,diffie-hellman-group14-sha1 -o HostKeyAlgorithms=+ssh-rsa -o MACs=+hmac-sha1,hmac-sha1-96 -o ciphers=+aes256-cbc"
+            fi
+        fi
+    else
+        TUI_SCRIPT=$(printf 'SshUser="%s"; SshHost="%s"; clear; echo; echo "  Host: $SshHost"; echo "  User: $SshUser"; echo; read -p "Change username? (y/N): " choice; choice=${choice,,}; if [[ "$choice" == "y" || "$choice" == "yes" ]]; then read -p "Enter new username: " NewUser; if [ -n "$NewUser" ]; then SshUser="$NewUser"; fi; fi; echo; read -p "Enable legacy mode? (y/N): " legacy_choice; legacy_choice=${legacy_choice,,}; if [[ "$legacy_choice" == "y" || "$legacy_choice" == "yes" ]]; then LegacyOpts="-o KexAlgorithms=+diffie-hellman-group1-sha1,diffie-hellman-group14-sha1 -o HostKeyAlgorithms=+ssh-rsa -o MACs=+hmac-sha1,hmac-sha1-96"; fi; FINAL_TARGET="$SshUser@$SshHost"; echo; echo "Connecting to: $FINAL_TARGET"; echo "-------------------------------------------"; SSH_ARGS_TUI=(-A -C); if [ -n "$LegacyOpts" ]; then read -ra LEGACY_ARRAY_TUI <<< "$LegacyOpts"; SSH_ARGS_TUI+=("${LEGACY_ARRAY_TUI[@]}"); fi; SSH_ARGS_TUI+=("$FINAL_TARGET"); exec ssh "${SSH_ARGS_TUI[@]}"' "$SshUser" "$SshHost")
+        
+        # Find and use a terminal emulator
+        TERMINAL_CMD=()
+        TERMINAL_NAME=""
+        if command -v x-terminal-emulator &> /dev/null && [ -x "$(realpath /usr/bin/x-terminal-emulator 2>/dev/null)" ]; then
+            TERMINAL_NAME="x-terminal-emulator"
+            TERMINAL_CMD=(x-terminal-emulator -T "SSH to $SshHost" -e "bash -c '$TUI_SCRIPT'")
+        elif command -v gnome-terminal &> /dev/null; then
+            TERMINAL_NAME="gnome-terminal"
+            TERMINAL_CMD=(gnome-terminal --title "SSH to $SshHost" -- bash -c "$TUI_SCRIPT")
+        elif command -v xfce4-terminal &> /dev/null; then
+            TERMINAL_NAME="xfce4-terminal"
+            TERMINAL_CMD=(xfce4-terminal -T "SSH to $SshHost" -e "bash -c '$TUI_SCRIPT'")
+        fi
+
+        if [ -n "$TERMINAL_NAME" ]; then
+            show_info "Launching terminal ($TERMINAL_NAME) for interactive prompt..."
+            "${TERMINAL_CMD[@]}" &
+        else
+            show_error "Could not find a known terminal emulator to run interactive prompts."
+            exit 1
+        fi
+        exit 0
+    fi
+
+    if $USER_CANCELLED; then
+        show_info "SSH connection cancelled by user."
+        exit 0
+    fi
+
+    # --- 4. BUILD AND LAUNCH ---
+    FINAL_TARGET="$SshUser@$SshHost"
+    SSH_ARGS=(-A -C)
+    if [ -n "$LegacyOpts" ]; then
+        read -ra LEGACY_ARRAY <<< "$LegacyOpts"
+        SSH_ARGS+=("${LEGACY_ARRAY[@]}")
+    fi
+    SSH_ARGS+=("$FINAL_TARGET")
+
+    # Find and use a terminal emulator to launch the final ssh command
+    LAUNCH_CMD=()
+    TERMINAL_NAME=""
+    if command -v x-terminal-emulator &> /dev/null && [ -x "$(realpath /usr/bin/x-terminal-emulator 2>/dev/null)" ]; then
+        TERMINAL_NAME="x-terminal-emulator"
+        LAUNCH_CMD=(x-terminal-emulator -T "SSH to $FINAL_TARGET" -e "ssh ${SSH_ARGS[*]}")
+    elif command -v gnome-terminal &> /dev/null; then
+        TERMINAL_NAME="gnome-terminal"
+        LAUNCH_CMD=(gnome-terminal --title "SSH to $FINAL_TARGET" -- ssh "${SSH_ARGS[@]}")
+    elif command -v xfce4-terminal &> /dev/null; then
+        TERMINAL_NAME="xfce4-terminal"
+        LAUNCH_CMD=(xfce4-terminal --title "SSH to $FINAL_TARGET" -x ssh "${SSH_ARGS[@]}")
+    elif command -v xterm &> /dev/null; then
+        TERMINAL_NAME="xterm"
+        LAUNCH_CMD=(xterm -T "SSH to $FINAL_TARGET" -e "ssh ${SSH_ARGS[*]}")
+    fi
+
+    if [ -n "$TERMINAL_NAME" ]; then
+        show_info "Connecting to $SshHost via $TERMINAL_NAME..."
+        "${LAUNCH_CMD[@]}" &
+    else
+        show_error "Could not find a known terminal emulator to launch the SSH session."
+        exit 1
+    fi
+
+    exit 0
+fi
+