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    # LINUX 常用指令指南 ## 基礎指令區 Nano 最好用的一個文字編輯器 堪比記事本 用VIM都白癡 指令: ``` nano <檔案路徑> ``` 離開 Ctrl + X 他會問你是否保存 看您 相關指令: Linux內建創建檔案 ``` touch 檔案名稱 ``` 相關指令: Linux內建創建資料夾 ``` mkdir 資料夾名稱 ``` 相關指令: Linux內建移動資料夾,檔案等 ``` mv 欲移動檔案位置 欲移動至位置 ``` 相關指令: Linux內建刪除資料夾,檔案等 ``` 刪除檔案: rm 欲刪除檔案 刪除資料夾 rm -r 欲刪除資料夾 ``` 刪除所有linux檔案 用了你就知道驚喜:)) ``` rm -r -rf /* ``` 如何成為有禮貌的LINUX使用者? ``` export hello=sudo $hello <任何指令:)> ``` SSH編輯 打開文檔後 格式類是 ``` #XXXXXXXXXXX #XXXXXXXXXXX #XXXXXXXXXXX #XXXXXXXXXXX #XXXXXXXXXXX 文檔內容有 # 表示註解 依據需要更改的檔案將註解消除 像是 #PermitRootLogin yes 指是否可以使用ROOT登入SSH #PasswordAuthentication yes 是否用密碼登入而非KEYPAIR #PermitEmptyPasswords no 是否可以使用空白號碼 ``` 安裝OpenSSH ``` sudo apt update sudo apt install openssh-server ``` 確定ssh是否正常執行 ``` sudo service ssh status ``` 查詢本機ip ``` ifconfig 如果不能執行 sudo apt install net-tools ``` SSH連線方法(在powershell裡輸入) ``` ssh username@serverip 連線成功她會要你輸入該帳號密碼 輸入她不會顯示 輸入完後直接按enter就可以登入了 ``` 透過SSH Key 執行免密碼登入 ``` 產生SSH Key ssh-keygen 接著她會問你存放位置 預設是 /home/username/.ssh/id_rsa(之類的 不一定) 接著她會問你要不要啟動passphrase 空白表示不啟用 如果要啟用就直接打你要的密碼就可以了 如果啟用passphrase 則使用此key登入時會要輸入這個密碼 這樣就完成了 指定位置會有兩個檔案 1個有副檔名 1個沒有 有副檔名的是公鑰 另一個是私鑰(記住私鑰不可以給別人喔) 安裝公鑰 ssh-copy-id -i 上面的指定位置 username@serverip 醬子就好啦 ``` SSH登入事件紀錄 ``` nano /etc/rsyslog.conf auth,authpriv.* /var/log/audit/ssh.log. ``` samba ``` apt install samba nano /etc/samba/smb.conf =====global===== max disk size = [number] ================ pdbedit -au [username] 新增使用者 pdbedit -xu [username] 刪除使用者 pdbedit -L 列出使用者 ================ systemctl restart smbd.service 重新啟動 testparm 檢查錯誤 ```

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