update

src/fetch

@@ -14,10 +14,13 @@ _cwh=$(tput setaf 7) # 白色
 _cbd=$(tput bold) # 加粗
 _cnc=$(tput sgr0) # 重置(结束)
 
-# vars
+# 一些变量
 FULL=─
 EMPTY=─
 
+IN_DOCKER='N'
+
+ARCH_NAME='amd64'
 
 name=$USER
 host=$(uname -n)
@@ -29,8 +32,19 @@ term=$(ps -o sid= -p "$$" | xargs ps -o ppid= -p | xargs ps -o comm= -p)
 uptm=$(uptime -p | sed -e 's/up //')
 
 
+check_is_docker(){
+  if [ -f /.dockerenv ]; then
+   IN_DOCKER="Y"
+  elif [ -f /proc/cmdline ]; then
+    if cat /proc/cmdline | grep -q docker; then
+      IN_DOCKER="Y"
+    fi
+  fi
+}
+
 # 获取设备信息
 get_model() {
+  model=""
   if [[ -d /system/app/ && -d /system/priv-app ]]; then
     model="$(getprop ro.product.brand) $(getprop ro.product.model)"
 
@@ -44,12 +58,26 @@ get_model() {
   elif [[ -f /tmp/sysinfo/model ]]; then
     model=$(< /tmp/sysinfo/model)
   fi
+
+  if [[ $model == "" ]]; then
+    if [ $IN_DOCKER == "Y" ]; then
+      model="docker container"
+    else
+      model="@${host}"
+    fi
+  else
+    model="@${model}"
+  fi
 }
 
 # 获取debian的内核版本
 get_kernel() {
-  IFS=" " read -ra kver <<< "$(uname -v)"
-  kernel_version="${kver[4]}-amd64"
+  if [ $IN_DOCKER == "Y" ]; then
+    kernel_version="$(uname -r)-${ARCH_NAME}"
+  else
+    IFS=" " read -ra kver <<< "$(uname -v)"
+    kernel_version="${kver[4]}-${ARCH_NAME}"
+  fi
 }
 
 get_shell(){
@@ -90,33 +118,15 @@ free() {
   printf "0"
 }
 
-# 清屏
-clear
 
-# find the center of the screen
-COL=$(tput cols)
-ROW=$(tput lines)
-((PADY = ROW / 2 - 10 - 22 / 2))
-((PADX = COL / 2 - 34 / 2))
-
-for ((i = 0; i < PADX; ++i)); do
-  PADC="$PADC "
-done
-
-for ((i = 0; i < PADY; ++i)); do
-  PADR="$PADR\n"
-done
 
+check_is_docker
 get_model
 get_kernel
 get_shell
 
-ram=$(free | awk '/Mem:/ {print int($3/$2 * 100.0)}')
 
-PADXX=$((PADX - 3))
-for ((i = 0; i < PADXX; ++i)); do
-  PADCC="$PADCC "
-done
+ram=$(free | awk '/Mem:/ {print int($3/$2 * 100.0)}')
 
 
 block_1=" ▓▓ "
@@ -137,6 +147,10 @@ deb_3="   / _\` |/ _ \ '_ \| |/ _\` | '_  \ "
 deb_4="  | (_| |  __/ |_) | | (_| | | | |"
 deb_5="   \__,_|\___|_.__/|_|\__,_|_| |_|"
 
+
+# 输出前清屏
+clear
+
 cat <<EOF
 ┌──────────────────────────┬──────────────────────────────────────────────────┐
 │                          │      ${deb_1}                    │
@@ -148,7 +162,7 @@ cat <<EOF
 │                          │                                                  │
 │ ${logo_4} ├──────────────┬───────────────────────────────────┤
 │                          │              │                                   │
-│ ${logo_5} │     Host     │          @${host}           │
+│ ${logo_5} │     Host     │          ${model}           │
 │                          │      OS      │                                   │
 │ ${logo_6} │    Uptime    │                  ${uptm}                 │
 │                          │              │                                   │
@@ -171,9 +185,9 @@ EOF
 
 
  
-# hide the cursor and wait for user input
+# 隐藏光标并监听输入
 tput civis
 read -n 1
 
-# give the cursor back
+# 任意输入,恢复光标
 tput cnorm