运维开发

使用Vault管理服务器各种密码

vault简介安装在centos上安装 $ sudo yum install -y yum-utils $ sudo yum-config-manager --add-repo https://rpm.releases.hashicorp.com/RHEL/hashicorp.repo $ sudo yum -y install vault 在ubuntu上安装 $ sudo apt update && sudo apt install gpg $ wget -O- https://apt.releases.hashicorp.com/gpg | gpg --dearmor | sudo tee /usr/share/keyrings/hashicorp-archive-keyring.gpg >/dev/null $ gpg --no-default-keyring --keyring /usr/share/keyrings/hashicorp-archive-keyring.gpg --fingerprint $ echo "deb [signed-by=/usr/share/keyrings/hashicorp-archive-keyring.gpg] https://apt.releases.hashicorp.com $(lsb_relea...

windows环境pip无法安装dlib库的终极解决

问题机器学习需要安装dlib库，网上搜索解决方案在最底部网上搜索的解决方案 pip install cmake pip install boost pip install dlib 然而，在安装dlib的时候，错误原因不仅限于没有安装cmake。报错如下 Collecting dlib Using cached dlib-19.24.0.tar.gz (3.2 MB) Preparing metadata (setup.py) ... done Building wheels for collected packages: dlib Building wheel for dlib (setup.py) ... error error: subprocess-exited-with-error × python setup.py bdist_wheel did not run successfully. │ exit code: 1 ╰─> [320 lines of output] running bdist_wheel running build running build_py package init file 'tools\python\dlib\__init__.py' no...

Windows WLS2使用本机ss代理访问github

关键问题 WSL每次启动ip不一样，所以不能用静态方法设置http代理。 WSL会把宿主ip地址写入获得当前宿主ip地址的方法 cat /etc/resolv.conf | grep nameserver | awk '{ print $2 }' 手动设置代理的方法 $ cat /etc/resolv.conf | grep nameserver | awk '{ print $2 }' 172.29.176.1 $ export https_proxy="http://172.29.190.80:10000" # 下载github库 $ wget https://github.com/microsoft/Bringing-Old-Photos-Back-to-Life/releases/download/v1.0/face_checkpoints.zip --2022-06-05 01:46:58-- https://github.com/microsoft/Bringing-Old-Photos-Back-to-Life/releases/download/v1.0/face_checkpoints.zip 正在连接 172.29.176.1:10000... 已连接。已发出 Proxy 请求，正在等待回应... 302 Found 位置：https://obj...

写个dockerfile自动部署hugo

创建dockerfile FROM golang:1.17-alpine # Optionally set HUGO_BUILD_TAGS to "extended" or "nodeploy" when building like so: # docker build --build-arg HUGO_BUILD_TAGS=extended . ARG HUGO_BUILD_TAGS ARG CGO=1 ENV CGO_ENABLED=${CGO} ENV GOOS=linux ENV GO111MODULE=on ENV HUGO_VERSION=0.93.3 ENV HUGO_USER=hugo ENV BASE_DIRECORY=/home/hugo ENV SITE_NAME=hugosite ENV HUGO_SITE_DIRECORY=${BASE_DIRECORY}/${SITE_NAME} ENV HUGO_URL=https://github.com/gohugoio/hugo/releases/download/v${HUGO_VERSION}/hugo_extended_${HUGO_VERSION}_Linux-64bit.tar.gz #hugo_extended_0.93.3_Linux-64bit.tar.gz ENV GLIBC_...

cat命令提取json中的key

cat连用grep进行筛选，筛选出的json还可以提取key 距离提取满足grep筛选条件的记录，并提取MessageID字段内容 cat log-20210326-* | grep xxx | grep MessageID | grep -Po 'MessageID[" :]+\K[^"]+'

centos安装java 8

查看当前linux自带jdk是否安装,以及jdk版本 java -version rpm -qa | grep java rpm -qa | grep gcj rpm -qa | grep jdk # 如果已经有jdk, 会显示如下 java-x.x.x-gcj-compat-x.x.x.x-xxjpp.xxx java-x.x.x-openjdk-x.x.x.x-x.x.bxx.exx 如果有已安装的jdk，则挨个卸载，没有则跳过这一步 rpm -e –nodeps java-x.x.x-gcj-compat-x.x.x.x-xxjpp.xxx rpm -e –nodeps java-x.x.x-openjdk-x.x.x.x-x.x.bxx.exx 如果找不到openjdk source，还可以如下方法卸载 yum -y remove java java-x.x.x-gcj-compat-x.x.x.x-xxjpp.xxx yum -y remove java java-x.x.x-openjdk-x.x.x.x-x.x.bxx.exx 官网下载jdk，并安装。 https://www.oracle.com/java/technologies/javase/javase-jdk8-downloads.html 我们使用：Linux x64 Comp...

阿里云centos环境python的pyppeteer无法下载依赖chromium组件

pypetter能做什么自行百度为什么没法下载省略原因，只有mmp 解决方法 1 既然无法下载，那我们就手动下载然后放到指定位置么。问题来了从哪下载放到哪里从哪里下载找这个文件：find / -name chromium_downloader.py python 3.8环境下，找到文件：/usr/local/lib/python3.8/site-packages/pyppeteer/chromium_downloader.py 备份py库文件稍后恢复，/usr/local/lib/python3.8/site-packages/pyppeteer/chromium_downloader.py 编辑 vim /usr/local/lib/python3.8/site-packages/pyppeteer/chromium_downloader.py 备份 mv /usr/local/lib/python3.8/site-packages/pyppeteer/chromium_downloader.py.bak /usr/local/lib/python3.8/site-packages/pyppeteer/chromium_downloader.p 稍后恢复 mv /usr/local/lib/python3.8/site-packages/pyppe...

从git历史删除中恢复某一个文件

有个功能点之前不需要，删掉了，现在又需要还得把他找回来。确定git能完成这项任务，但是学会之后并没有实操，早已经不记得了。这里记录一下操作过程 git命令查看文件删除hash戳 git log --all --full-history upload\xxx.php 输出(已做处理，不要照抄): commit d6cd1e2bd19e03a81132a23b2025920577f84e37 Author: zzz zzz@qq.com Date: Wed Apr 11 11:11:11 2020 +0800 修改记录。。。。。 ok，我们明确知道删除改文件的commit是d6cd1e2bd19e03a81132a23b2025920577f84e37 2. 查看该提交文件记录 git show d6cd1e2bd19e03a81132a23b2025920577f84e37 upload\xxx.php 3. 找回文件,git checkout 后面指定hash，紧接着加一个"~1"，表示从删除前的commit获取 git checkout d6cd1e2bd19e03a81132a23b2025920577f84e37~1 upload\xxx.php all done

Centos 7升级内核5.x

当前环境查看 uname -r 3.10.0-514.el7.x86_64 安装新版本内核 rpm -Uvh http://www.elrepo.org/elrepo-release-7.0-2.el7.elrepo.noarch.rpm yum --enablerepo=elrepo-kernel install kernel-ml -y 查看当前已安装内核查看已安装版本 rpm -qa | grep kernel kernel-3.10.0-1062.18.1.el7.x86_64 kernel-tools-libs-3.10.0-1062.18.1.el7.x86_64 kernel-tools-3.10.0-1062.18.1.el7.x86_64 kernel-ml-devel-5.5.13-1.el7.elrepo.x86_64 kernel-3.10.0-957.el7.x86_64 kernel-headers-3.10.0-1062.18.1.el7.x86_64 kernel-ml-5.5.13-1.el7.elrepo.x86_64 卸载安装的内核 rpm -e kernel-ml-devel-5.5.13-1.el7.elrepo.x86_64 rpm -e kernel-ml-5.5.13-1.el7.elrepo.x86_64 查看启动项目 ...

godaddy生成ssl证书

生成crt和private key openssl req -new -newkey rsa:2048 -nodes -keyout your_domain_name.key -out your_domain_name.csr 打开godaddy把生成的your_domain_name.csr提供给godaddy。godaddy会去生成证书。下载godaddy证书。两个文件，一个大概叫做85814333f334c3c5d.crt,另一个大概叫做叫做gd_bundle-g2-g1.crt。把两个文件上传到服务器某一目录下。执行如下操作合并两个文件 cat 85814333f334c3c5d.crt gd_bundle-g2-g1.crt >> your_domain_name.cst 打开nginx网站配置文件，加入 listen 443 ssl http2; ssl on; ssl_certificate /存储路径/your_domain_name; ssl_certificate_key /存储路径/your_domain_name.cst; ssl_session_timeout 5m; ssl_protocols TLSv1 TLSv1.1 TLSv1.2; ssl_prefer_server_ciphers on; ssl_ciphers "...