feat: cli: add some autologin functions

Author: CodeChenL

src/usr/lib/rsetup/cli/system.sh

@@ -177,3 +177,142 @@ set_led_netdev() {
         echo "1" > "$node/rx"
     done
 }
+
+set_getty_autologin() {
+    local user="$1" switch="$2" service="$3"
+    local config_dir="/etc/systemd/system/$service.d"
+
+    if [[ "$switch" == "ON" ]]; then
+        mkdir -p "$config_dir"
+        local cmd
+        if grep -q "serial" <<< "$service"; then
+            cmd="-/sbin/agetty -o '-p -f -- \\\\u' --autologin $user --noclear --keep-baud 1500000,115200,57600,38400,9600 %I \$TERM"
+        else
+            cmd="-/sbin/agetty -o '-p -f -- \\\\u' --autologin $user --noclear %I \$TERM"
+        fi
+        cat << EOF | tee "$config_dir/50-rsetup-autologin.conf" >/dev/null
+# Auto generated by rsetup
+# DO NOT MODIFY!
+[Service]
+ExecStart=
+ExecStart=$cmd
+EOF
+    else
+        rm -f "$config_dir/50-rsetup-autologin.conf"
+    fi
+
+    systemctl daemon-reload
+}
+
+set_sddm_autologin() {
+    local user="$1" switch="$2"
+    local config_dir="/etc/sddm.conf.d"
+
+    if [[ "$switch" == "ON" ]]; then
+        mkdir -p "$config_dir"
+        cat << EOF | tee "$config_dir/50-rsetup-autologin.conf" >/dev/null
+# Auto generated by rsetup
+# DO NOT MODIFY!
+[Autologin]
+User=$user
+Session=plasma
+EOF
+    else
+        rm -f "$config_dir/50-rsetup-autologin.conf"
+    fi
+}
+
+set_gdm_autologin() {
+    local user="$1" switch="$2"
+    local config_dir="/etc/gdm3/"
+
+    if [[ "$switch" == "ON" ]]; then
+        mkdir -p "$config_dir"
+        sed -i '/^# Rsetup/,/# Rsetup$/d' $config_dir/daemon.conf
+        cat << EOF | tee -a $config_dir/daemon.conf >/dev/null
+# Rsetup
+# Auto generated by rsetup
+# DO NOT MODIFY!
+[daemon]
+AutomaticLogin=$user
+AutomaticLoginEnable=true
+# Rsetup
+EOF
+    else
+        sed -i '/^# Rsetup/,/# Rsetup$/d' $config_dir/daemon.conf
+    fi
+}
+
+set_lightdm_autologin() {
+    local user="$1" switch="$2"
+    local config_dir="/etc/lightdm/lightdm.conf.d/"
+
+    if [[ "$switch" == "ON" ]]; then
+        mkdir -p "$config_dir"
+        cat << EOF | tee -a $config_dir/50-rsetup-autologin.conf >/dev/null
+# Auto generated by rsetup
+# DO NOT MODIFY!
+[Seat:*]
+autologin-user=$user
+autologin-user-timeout=0
+EOF
+    else
+        rm -f "$config_dir/50-rsetup-autologin.conf"
+    fi
+}
+
+get_autologin_status() {
+    local service="$1"
+
+    case "$service" in
+    *getty@*.service)
+        if grep -q -e "--autologin" <(grep -v '^#' "/etc/systemd/system/$service.d/50-rsetup-autologin.conf")
+        then
+            echo "ON"
+        else
+            echo "OFF"
+        fi
+        ;;
+    sddm.service)
+        if grep -q -e "[Autologin]" -e "User=" -e "Session=plasma" <(grep -v '^#' "/etc/sddm.conf.d/50-rsetup-autologin.conf")
+        then
+            echo "ON"
+        else
+            echo "OFF"
+        fi
+        ;;
+    gdm.service)
+        if grep -q -e "AutomaticLogin=" -e "AutomaticLoginEnable=true" <(grep -v '^#' "/etc/gdm3/daemon.conf")
+        then
+            echo "ON"
+        else
+            echo "OFF"
+        fi
+        ;;
+    lightdm.service)
+        if grep -q -e "[Seat:*]" -e "autologin-user=" -e "autologin-user-timeout=0" <(grep -v '^#' "/etc/lightdm/lightdm.conf.d/50-rsetup-autologin.conf")
+        then
+            echo "ON"
+        else
+            echo "OFF"
+        fi
+        ;;
+    esac
+}
+
+set_autologin_status() {
+    local user="$1" service="$2" switch="$3"
+
+    case "$service" in
+    *getty@*.service)
+        set_getty_autologin "$user" "$switch" "$service"
+        ;;
+    sddm.service|gdm.service|lightdm.service)
+        "set_${service/.service}_autologin" "$user" "$switch"
+        ;;
+    *)
+        echo "Invalid options: $service" >&2
+        return 1
+        ;;
+    esac
+}