CentOS 7 開發環境搭建

本文主要是給自己看的，以便日後查閱。

yum grouplistyum groupinstall "GNOME Desktop"yum groupinstall "Development Tools"yum install cscopeyum install ctagsyum install screenyum install grub-customizeryum install ncurses-develyum install openssl-develyum install gccyum install gcc-c++yum install tmux cscope ctags screen grub-customizer ncurses-devel openssl-devel gcc gcc-c++ patch *lzo* *elf* vim-enhanced git bison readline-devel snappy-devel wget tcl tcl-devel tk tk-devel git-email autoconf automakewget https://cdn.kernel.org/pub/linux/kernel/v4.x/linux-4.10.1.tar.xzxz -dk llinux-4.10.1.tar.xz (decompress and keep)tar xf linux-4.10.1.tarcd linux-4.10.1cp /boot/config-3.10.0-514.el7.x86_64 .configmake menuconfig (load, save, exit)CONFIG_STRICT_DEVMEM=n # for crashCONFIG_MODVERSIONS=nCONFIG_UPROBE_EVENTS=yCONFIG_ARCH_SUPPORTS_UPROBES=yCONFIG_UPROBES=ymakemake modules_installmake install# for crashhttp://people.redhat.com/anderson/yum install patchyum install *lzo*yum install bisonyum install  readline-devel snappy-develCONFIG_STRICT_DEVMEM=ncrash> mod -s e1000ecrash> net   NET_DEVICE     NAME   IP ADDRESS(ES)ffff88017e9da000  lo     127.0.0.1ffff880207b98000  enp0s25 192.168.31.190ffff88020a918000  wlp3s0 192.168.31.245ffff880214aea000  virbr0 192.168.122.1ffff88020c730000  virbr0-nic crash> net_device...SIZE: 2304crash> px 2304$4 = 0x900crash> e1000_adapter.napi ffff880207b98900  napi = {    poll_list = {      next = 0xffff880207b98c90,       prev = 0xffff880207b98c90    },     state = 8,     weight = 64,     gro_count = 0,     poll = 0xffffffffa01d94d0 <e1000e_poll>,     poll_owner = -1,     dev = 0xffff880207b98000,     gro_list = 0x0,     skb = 0x0,     timer = {      node = {        node = {          __rb_parent_color = 18446612141033753816,           rb_right = 0x0,           rb_left = 0x0        },         expires = 0      },       _softexpires = 0,       function = 0xffffffff816155a0 <napi_watchdog>,       base = 0xffff88021e2525c0,       state = 0 '\000',       is_rel = 0 '\000',       start_pid = -1,       start_site = 0x0,       start_comm = "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000"    },     dev_list = {      next = 0xffff880207b98060,       prev = 0xffff880207b98060    },     napi_hash_node = {      next = 0x0,       pprev = 0xffffffff81d7e288 <napi_hash+8>    },     napi_id = 8193  }# for systemtaphttps://sourceware.org/systemtap/getinvolved.htmlyum install *elf*stap -ve 'probe begin { log("hello world") exit () }'stap -c df -e 'probe syscall.* { if (target()==pid()) log(name." ".argstr) }'

function stm{        if [[ $# == 1 ]]; then                module=mlx5_core                function=$1                file=$dir/$1.stp        elif [[ $# == 2 ]]; then                module=$1                function=$2                file=$dir/$2.stp        else                return        fi        dir=/root/stap        mkdir -p $dir        cat << EOF > $file#!/usr/local/bin/stap -vglobal startfunction timestamp:long() { return gettimeofday_us() - start }probe begin { start = gettimeofday_us() }global i=0;probe module("$module").function("$function"){        print_backtrace()        printf("parms: %s\n", \$\$parms);        printf("execname: %s\n", execname());        printf("ts: %d\n", timestamp() / 1000000);        print_ubacktrace()        printf("%d\n", i++);}EOFset -x        cat $file        cd $dir        chmod +x $file        stap -v -k -d act_gact -d cls_flower -d act_mirred -d /usr/sbin/ethtool -d cls_flower -d udp_tunnel -d sch_ingress -d /home1/chrism/iproute2/tc/tc -d 8021q -d /usr/sbin/ip -d /usr/sbin/ifconfig -d /usr/sbin/tc -d devlink -d mlx5_core -d /usr/sbin/devlink  -d vhost -d vhost_net -d tun -d kernel -d openvswitch -d vport_vxlan -d vxlan -d /usr/lib64/libpthread-2.17.so -d /usr/sbin/ovs-vswitchd -d /usr/lib64/libc-2.17.so $fileset +x}

function str{        [[ $# != 1 ]] && return        dir=/root/stap        file=$dir/$1.stp        mkdir -p $dir        mod=$(grep -w $1 /proc/kallsyms | awk '{print $4}' | tr -d ] | tr -d [)        echo $mod        if [[ "$mod" == "" ]]; then                cat << EOF > $file#!/usr/local/bin/stapglobal startfunction timestamp:long() { return gettimeofday_us() - start }probe begin { start = gettimeofday_us() }probe kernel.function("$1").return{/*      print_backtrace() */        printf("%x\t%d\n", \$return, \$return);        printf("ts: %d\n", timestamp()/1000000);}EOF        else                cat << EOF > $file#!/usr/local/bin/stapglobal startfunction timestamp:long() { return gettimeofday_us() - start }probe begin { start = gettimeofday_us() }probe module("$mod").function("$1").return{/*      print_backtrace() */        printf("%x\t%d\n", \$return, \$return);        printf("ts: %d\n", timestamp()/1000000);}EOF        fiset -x        cat $file        cd $dir        chmod +x $file        stap -v -k -d vhost -d vhost_net -d tun -d kernel -d openvswitch -d vport_vxlan -d vxlan -d /usr/lib64/libpthread-2.17.so -d /usr/local/sbin/ovs-vswitchd -d /usr/lib64/libc-2.17.so $fileset +x}mybuild () {set -x;         ver=4.10.1        module=e1000e;        linux_dir=/home/mishuang/linux-$ver;        src_dir=$linux_dir/drivers/net/ethernet/intel/$module;        cd $dir_dir;        sudo make CONFIG_E1000E=m -C $linux_dir M=$src_dir modules;        sudo cp $src_dir/$module.ko /lib/modules/$ver/kernel/drivers/net/ethernet/intel/$module;        sudo rmmod $module;        sudo modprobe $module;set +x}$ yum provides /etc/passwd$ rpm -qf /etc/passwd