Macos

在苹果电脑上使用终端security命令查看Wi-Fi密码： 1 security find-generic-password -wa 'your wifi-ssid' 在弹出的系统对话框中输入正确的用户名和密码，终端即可以看到Wi-Fi密码。 ps. 除了当前连接的Wi-Fi，系统所有保存过的Wi-Fi密码都可以通过security命令查到。

updated: 好像是因为我安装了ripgrep所以会一直更新cargo-c依赖。 不知道为啥每次sudo port -v upgrade outdated 都会重新安装cargo-c， 进而会安装编译rust。 编译rust很费时间和CPU风扇。 所以我就卸载了rust和一众依赖，后面特意又卸载了cargo-c。但是每次upgrade outdated cargo-c又回来了，很是烦人。 google一圈后，决定重新安装macport 清理安装包 尝试clean 所有的安装包： 1 2 3 4 5 6 7 8 9 10 11 12 sudo port uninstall cargo-c sudo port -v selfupdate sudo port -f clean --all all sudo rm -rf /opt/local/var/macports/packages/* sudo rm -rf /opt/local/var/macports/distfiles/* sudo rm -rf /opt/local/var/macports/build/* port echo leaves sudo port uninstall leaves sudo port -f uninstall inactive ## SURPRISE! after upgrade, `cargo-c` come back. sudo port upgrade outdated 卸载macport 参考官网协助步骤： ...

众所周知，修改/etc/resolv.conf配置文件可以配置Linux的dns 解析服务器。 1 2 3 4 [root@VM-8-3-centos ~]# cat /etc/resolv.conf # Generated by NetworkManager nameserver 183.60.83.19 nameserver 183.60.82.98 那么苹果系统的dns 解析服务器应该在哪里配置呢，也是配置/etc/resolv.conf文件吗？ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ➜ ~ cat /etc/resolv.conf # macOS Notice # # This file is not consulted for DNS hostname resolution, address # resolution, or the DNS query routing mechanism used by most # processes on this system. # # To view the DNS configuration used by this system, use: # scutil --dns # # SEE ALSO # dns-sd(1), scutil(8) # # This file is automatically generated. # nameserver 127.0.0.1 nameserver 192.168.1.1 故事 因为新冠的爆发，公司下放了VPN权限，可以在家接公司办公网络办公。 ...

今天在hacker news上看到 wireguard macos client 发布了，决定试用一下。 和所有的vpn安装一样，wireguard的安装也是分两步，一是安装vpn server，二是安装 vpn的client。 安装不分先后，配置先配置vpn server，然后再配置client。 服务端 安装wireguard server 服务器为 RHEL 7.6 (Maipo)， 服务端的安装流程: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 #!/bin/bash sudo -i [root@deoops ~]# cat /etc/redhat-release Red Hat Enterprise Linux Server release 7.6 (Maipo) [root@deoops ~]# echo "net.ipv4.ip_forward = 1" >> /etc/sysctl.conf [root@deoops ~]# sysctl -p ### install packages [root@deoops ~]# curl -Lo /etc/yum.repos.d/wireguard.repo https://copr.fedorainfracloud.org/coprs/jdoss/wireguard/repo/epel-7/jdoss-wireguard-epel-7.repo [root@deoops ~]# yum install -y epel-release wireguard-dkms wireguard-tools [root@deoops ~]# yum install -y epel-release [root@deoops ~]# rpm -ivh https://dl.fedoraproject.org/pub/epel/epel-release-latest-7.noarch.rpm [root@deoops ~]# yum update -y [root@deoops ~]# yum install -y epel-release wireguard-dkms wireguard-tools [root@deoops ~]# init 6 配置wireguard server 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 ### wireguard server conf [root@deoops ~]# cat wg.conf [Interface] ListenPort = 58855 PrivateKey = private_key [Peer] PublicKey = public_key_one #AllowedIPs = 0.0.0.0/0 AllowedIPs = 10.0.0.7/32 [Peer] PublicKey = public_key_two #AllowedIPs = 0.0.0.0/0 AllowedIPs = 10.0.0.9/32 启动服务端wg0 设备 记得加上iptables设置： ...