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#!/bin/bash
###############################################################################
# #
# Docker Operation #
# #
###############################################################################
#$1: container name
func_docker_destroy_container(){
local exist=`docker ps -a |awk '{print $NF}'|grep $1`
if [[ $exist == "" ]];then
return 0
fi
docker kill $1 >/dev/null 2>&1
if [[ $(docker version --format '{{.Server.Version}}') = 17.06.0* ]]; then
# Workaround https://github.com/moby/moby/issues/33948.
# TODO: remove when 17.06.0 is not relevant anymore
DOCKER_API_VERSION=v1.29 docker wait "$1" >/dev/null 2>&1 || true
else
docker wait "$1" >/dev/null 2>&1 || true
fi
docker rm -f -v "$1" >/dev/null 2>&1 || true
}
#$1: imagename:tag
#ret: 0 exist, 1 not exist
func_docker_image_exist(){
local ret=`docker images $1 |wc |awk '{ print $1 }'`
if [[ $ret == "2" ]];then
return 0
fi
return 1
}
#$1: imagename:tag
func_docker_destroy_image(){
func_docker_image_exist $1
if [[ $? == "0" ]];then
docker rmi $1
fi
}
###############################################################################
# #
# Openssl Operation #
# #
###############################################################################
#$1: keyfile
#$2: cafile
#$3: valid_days
func_self_signed_ca_interactive(){
local key=$1
local ca=$2
local days=$3
if [ ! -d `dirname $key` ];then
mkdir -p `dirname $key`
fi
if [ ! -d `dirname $ca` ];then
mkdir -p `dirname $ca`
fi
openssl req -nodes -new -x509 -days ${days} -keyout ${key} -out ${ca}
}
#$1: result config file
#$2: prompt, yes/no
#$3: bits
#$4: keyfile
#$5: email
#$6: commonName
#$7: subjectAltName
func_cert_sign_req_config(){
local config_file=$1
local dir=`dirname $config_file`
if [ ! -d $dir ];then
mkdir -p $dir
fi
local prompt=$2
local bits=$3
local keyfile=$4
local email=$5
local commonName=$6
local subjectAltName=$7
cat > $config_file <<EOF
[ req ]
prompt = ${prompt}
default_bits = ${bits}
default_keyfile = ${keyfile}
distinguished_name = req_distinguished_name
attributes = req_attributes
x509_extensions = v3_ca
dirstring_type = nobmp
[ req_distinguished_name ]
countryName = Country Name (2 letter code)
countryName_default = CN
countryName_min = 2
countryName_max = 2
localityName = Locality Name (eg, city)
localityName_default = BeiJing
organizationalUnitName = Organizational Unit Name (eg, section)
organizationalUnitName_default = no
commonName = Common Name (eg, YOUR name)
commonName_default = ${commonName}
commonName_max = 64
emailAddress = Email Address
emailAddress_default = ${email}
emailAddress_max = 40
[ req_attributes ]
challengePassword = A challenge password
challengePassword_min = 4
challengePassword_max = 20
[ v3_ca ]
subjectKeyIdentifier=hash
authorityKeyIdentifier=keyid:always,issuer:always
basicConstraints = CA:true
subjectAltName=${subjectAltName}
EOF
}
###############################################################################
# #
# Cmd Params Operation #
# #
###############################################################################
#Generate config file from k8s style params
#$1: Saved Config file
#$2: command
#$3..: command params
func_gen_config_k8s(){
local file=$1
local cmd=$2
shift 2
echo "declare -A CONFIGS" >$file
$cmd 2>&1 $* |sed '1d' |sed -E 's/.*(--[^:]*):(.*)/\#\2\n\1/' | sed -E 's/\[(.*)\]/\1/' | sed -E "s/--(.*)=(.*)/CONFIGS\[\1\]=\'--\1=\2\'/" >>$file
}
###############################################################################
# #
# Time Operation #
# #
###############################################################################
func_since_1970(){
echo `date +"%s"`
}
func_cur_date(){
echo `date +"%Y%m%d"`
}
func_yesterday_date(){
echo `date -d yesterday +"%Y%m%d"`
}
func_before_yesterday_date(){
echo `date -d "-2 day" +"%Y%m%d"`
}
func_cur_time(){
echo `date +"%Y-%m-%d %H:%M:%S"`
}
func_yesterday_time(){
echo `date -d yesterday +"%Y-%m-%d %H:%M:%S"`
}
###############################################################################
# #
# Base Convert Operation #
# #
###############################################################################
#convert 16base into 10base
#
func_16to10(){
echo "ibase=16;obase=A; $1"|bc
}
###############################################################################
# #
# Info Operation #
# #
###############################################################################
#Get the net interfaces's name
func_nic_names(){
local names=`ip addr |grep \<.*\>|awk '{print $2}'|sed -e "s/://"`
echo $names
}
###############################################################################
# #
# Error Operation #
# #
###############################################################################
#$1: message
func_fatal(){
echo -n -e "\033[31m"
echo "Fatal Error: $1"
echo -n -e "\033[0m"
exit
}
###############################################################################
# #
# Color Operation #
# #
###############################################################################
#Input is the command.
#The command's execute output will use red color
func_red_cmd(){
echo -n -e "\033[31m"
$*
echo -n -e "\033[0m"
}
#Input is the command.
#The command's execute output will use yellow color
func_yellow_cmd(){
echo -n -e "\033[33m"
$*
echo -n -e "\033[0m"
}
#Input is the command
#If command is error, display the error
func_error_cmd(){
$*
local ret=$?
if [ ! $ret -eq 0 ];then
echo -n -e "\033[41;37m"
echo "Error: [$ret] $*"
echo -n -e "\033[0m"
fi
return 0
}
#Input is the command
#If command is error, display the error and eixt
func_fatal_cmd(){
$*
local ret=$?
if [ ! $ret -eq 0 ];then
echo -n -e "\033[41;37m"
echo "Error: [$ret] $*"
echo -n -e "\033[0m"
exit 1
fi
return 0
}
#Input is a string.
#The string will be displayed with green color
func_green_str(){
echo -n -e "\033[32m"
echo -e "$*"
echo -n -e "\033[0m"
}
func_yellow_str(){
echo -n -e "\033[33m"
echo -e "$*"
echo -n -e "\033[0m"
}
#Input is a string.
#The string will be displayed with red color
func_red_str(){
echo -n -e "\033[31m"
echo -e "$*"
echo -n -e "\033[0m"
}
###############################################################################
# #
# Systemd Service Operation #
# #
###############################################################################
#Start a systemd style Service
func_start_sd_service(){
systemctl start $1
sleep 1
local sta=`systemctl status ${1} |grep "Active: failed"`
if [ -n "$sta" ];then
func_red_str "Start[Fail] $1"
func_red_str " $sta"
ret=1
else
local x=`systemctl status ${1} | grep "Active:"`
func_green_str "Start[OK] $1"
func_green_str " $x"
fi
return $ret
}
#Start a systemd style Service
func_stop_sd_service(){
systemctl stop $1
ret=$?
local sta=`systemctl status ${1} |grep "Active:"`
func_yellow_str "Stopping $1"
func_yellow_str " $sta"
}
###############################################################################
# #
# Directory Operation #
# #
###############################################################################
#Create Dirs: $1 $2 $3 ...
func_create_dirs(){
for i in $*
do
if [ ! -d $i ];then
mkdir -p $i
fi
done
}
#Force Copy:
#$1: Destiation Directory
#$2,$3,$4,...: Source File or Directories
func_force_copy(){
local dest=$1
shift 1
if [ ! -d $dest ];then
func_red_str "Dest Dir doesn't exist: $dest"
return 1
fi
for i in $*
do
if [ ! -e $i ];then
func_red_str "Not Found: $i"
return 1
fi
done
for i in $*
do
cp -rf $i $dest/
done
}
###############################################################################
# #
# Git operation #
# #
###############################################################################
#$1: respositry url
#$2:branch
#$3: tag
#$4: local directory
func_git_check_tag(){
local url=$1
local branch=$2
local tag=$3
local dir=$4
if [ ! -e $dir ];then
func_error_cmd git clone $url $dir
if [ ! $? -eq 0 ];then
func_red_str "Something is wrong in cloning"
return 1
fi
fi
if [ ! -d $dir ];then
func_red_str "The local respositry is not a directory"
return 1
fi
local cur=`pwd`
cd $dir
func_error_cmd git checkout master
func_error_cmd git pull
func_error_cmd git checkout $branch
func_error_cmd git checkout $tag
if [ ! $? -eq 0 ];then
return 1
fi
cd $cur
}
###############################################################################
# #
# Daemon Command #
# #
###############################################################################
#$1: pidfile
#$2: log file
#$4: commands
func_daemon_cmd(){
local pidfile=$1
local stdout="$2.stdout"
local stderr="$2.stderr"
shift 2
$* 1>>$stdout 2>>$stderr &
local pid=$!
echo $pid >$pidfile
}
#$1: pid
func_check_pid(){
ps -p $1 1>/dev/null 2>&1
if [ $? -eq 0 ];then
return 0
fi
return 1
}
#$1: pid
#$2: pid desc
func_exit_no_pid(){
func_check_pid $1
if [ ! $? -eq 0 ];then
func_red_str "Pid($1:$2) doesn't exist"
exit 1
fi
return 0
}
#$1: pid file
#$2: log file
#$3: executuable binary file name
#$4: command
func_start_cmd(){
local pidf=$1
local logf=$2
local name=$3
shift 3
local cmd=$*
if [ -e $pidf ];then
func_red_str "The PID file has already existed, please check: $pidf"
func_yellow_str "It may be running or hasn't delete the PID file when it was stopped last time"
exit 1
fi
func_daemon_cmd $pidf $logf $cmd
sleep 1
func_exit_no_pid `cat $pidf` "[Fail]${name} is not running!"
if [ $? -eq 0 ];then
return 0
fi
}
#$1: pid file
func_stop_cmd(){
local pidf=$1
if [ ! -e $pidf ];then
func_red_str "The PID file doesn't exist': $pidf"
func_yellow_str "It may be not running"
exit 1
fi
local pid=`cat $pidf`
if [ "$pid" == "1" ];then
func_red_str "You are not allowed to stop PID 1 !"
exit 1
else
kill -9 $pid
rm -rf $pidf
fi
return 0
}
#$1: Target executable file
#$2: Log path
#$3: An config Array's name, the Array must be global. Becareful, Just give Name, not value(no $)
#$4: Other parametes from the command line, [start|stop]
func_service_template_1(){
local TARGET=$1
local Logs=$2
eval config_2334200776=\${$3[@]}
local cmdline=$4
CMD="${TARGET} ${config_2334200776[@]}"
NAME=`basename ${TARGET}`
PID_FILE="${Logs}/${NAME}.pid"
LOG_FILE="${Logs}/${NAME}"
OPERATE="${Logs}/${NAME}.operate"
start(){
echo -e "`func_cur_time`: [start] $CMD" >>$OPERATE
func_start_cmd $PID_FILE $LOG_FILE $NAME $CMD
if [ $? == 0 ];then
func_green_str "$TARGET is running"
fi
}
stop(){
echo -e "`func_cur_time`: [stop]" >>$OPERATE
func_stop_cmd $PID_FILE
if [ $? == 0 ];then
func_red_str "$TARGET is terminated"
fi
}
case $cmdline in
(start)
start;;
(stop)
stop;;
(restart)
stop;start;;
(*)
echo "usage: $0 [stop|start|restart]"
esac
}
###############################################################################
# #
# Arrary Operation #
# #
###############################################################################
#$1: sep string
#$2: prefix
#$3: Array's name, the Array must be global. Becareful, Just give Name, not value(no $)
#$4: postfix
func_join_array(){
local sep=$1
local prefix=$2
local postfix=$4
eval array_doimgaeg3234553=(\${$3[@]})
local len=${#array_doimgaeg3234553[@]}
if [ $len -eq 1 ];then
echo ${prefix}${array_doimgaeg3234553[@]}${postfix}
return 0
fi
local i=0
local str=${prefix}${array_doimgaeg3234553[$i]}${postfix}
i=$(($i+1))
while [ $i -lt $len ]
do
str=${str}${sep}${prefix}${array_doimgaeg3234553[$i]}${postfix}
i=$(($i+1))
done
echo $str
return 0
}
#if value is in array, return 0, else return 1
#$1: value
#$2: Array's name, the Array must be global. Becareful, Just give Name, not value(no $)
func_in_array(){
eval array_adfadfadfgli3323455=(\${$2[@]})
for i in ${array_adfadfadfgli3323455[@]}
do
if [ $i == $1 ];then
return 0
fi
done
return 1
}
###############################################################################
# #
# System info #
# #
###############################################################################
#Get ipv4 address
func_ipv4_addr(){
local ips=`ip addr |grep inet|grep -v inet6| awk '{print $2}'|sed "s/\/.*//"`
echo $ips
}
# Get OS information
get_os_name () {
centos_flavor="centos"
# Use lsb_release if possible
if command -V lsb_release > /dev/null 2>&1; then
os=`lsb_release -is | tr '[:upper:]' '[:lower:]'`
codename=`lsb_release -cs | tr '[:upper:]' '[:lower:]'`
release=`lsb_release -rs | sed 's/\..*$//'`
if [ "$os" = "redhatenterpriseserver" -o "$os" = "oracleserver" ]; then
os="centos"
centos_flavor="red hat linux"
fi
# Otherwise it's getting a little bit more tricky
else
if ! ls /etc/*-release > /dev/null 2>&1; then
os=`uname -s | \
tr '[:upper:]' '[:lower:]'`
else
os=`cat /etc/*-release | grep '^ID=' | \
sed 's/^ID=["]*\([a-zA-Z]*\).*$/\1/' | \
tr '[:upper:]' '[:lower:]'`
if [ -z "$os" ]; then
if grep -i "oracle linux" /etc/*-release > /dev/null 2>&1 || \
grep -i "red hat" /etc/*-release > /dev/null 2>&1; then
os="rhel"
else
if grep -i "centos" /etc/*-release > /dev/null 2>&1; then
os="centos"
else
os="linux"
fi
fi
fi
fi
case "$os" in
ubuntu)
codename=`cat /etc/*-release | grep '^DISTRIB_CODENAME' | \
sed 's/^[^=]*=\([^=]*\)/\1/' | \
tr '[:upper:]' '[:lower:]'`
;;
debian)
codename=`cat /etc/*-release | grep '^VERSION=' | \
sed 's/.*(\(.*\)).*/\1/' | \
tr '[:upper:]' '[:lower:]'`
;;
centos)
codename=`cat /etc/*-release | grep -i 'centos.*(' | \
sed 's/.*(\(.*\)).*/\1/' | head -1 | \
tr '[:upper:]' '[:lower:]'`
# For CentOS grab release
release=`cat /etc/*-release | grep -i 'centos.*[0-9]' | \
sed 's/^[^0-9]*\([0-9][0-9]*\).*$/\1/' | head -1`
;;
rhel|ol)
codename=`cat /etc/*-release | grep -i 'red hat.*(' | \
sed 's/.*(\(.*\)).*/\1/' | head -1 | \
tr '[:upper:]' '[:lower:]'`
# For Red Hat also grab release
release=`cat /etc/*-release | grep -i 'red hat.*[0-9]' | \
sed 's/^[^0-9]*\([0-9][0-9]*\).*$/\1/' | head -1`
if [ -z "$release" ]; then
release=`cat /etc/*-release | grep -i '^VERSION_ID=' | \
sed 's/^[^0-9]*\([0-9][0-9]*\).*$/\1/' | head -1`
fi
os="centos"
centos_flavor="red hat linux"
;;
amzn)
codename="amazon-linux-ami"
release_amzn=`cat /etc/*-release | grep -i 'amazon.*[0-9]' | \
sed 's/^[^0-9]*\([0-9][0-9]*\.[0-9][0-9]*\).*$/\1/' | \
head -1`
amzn=`rpm --eval "%{amzn}"`
if [ ${amzn} == 1 ]; then
release="latest"
else
release=${amzn}
fi
os="amzn"
centos_flavor="amazon linux"
;;
*)
codename=""
release=""
;;
esac
fi
}
###############################################################################
# #
# Update Operation #
# #
###############################################################################
#return 0: the file is updated 1: nothing is changed 2:remote is wrong.
#must checksum by sha1sum
#$1: local version file
#$2: remote version url
#$3: local file path
#$4: remote file url
func_update_file(){
if [ ! -e $1 ];then
func_red_str "Can't found Local Version"
exit 1
fi
local lver=`cat $1`
if [ "$lver" == "" ];then
func_red_str "Local Version is NULL!"
exit 1
fi
local rver=`curl $2 2>/dev/null |grep -v \<`
if [ "$rver" == "" ];then
func_red_str "Can't get Remote Version"
exit 1
fi
if [ "$lver" == "$rver" ];then
func_green_str "Local Version matches the Remote Version."
return 1
fi
local lfile=$3
curl -o $lfile $4 2>/dev/null
local lsha1=`sha1sum $lfile|awk '{print $1}'`
local rsha1=`echo $rver|awk '{print $1}'`
if [ "$lsha1" == "$rsha1" ];then
func_green_str "The Remote Version file lays: $lfile"
return 0
else
func_red_str "The Remote File dosen't match the Remote Version: $lfile"
return 2
fi
}
#$1: local file path
#$2: remote file url
func_replace_lfile(){
curl -o $1 $2 2>/dev/null
}
#get a file and check the sha1 code
#$1 local file
#$2 file url
#$3 sha1 code url
func_curl_file_sha1(){
local rsha1=`curl $3 2>/dev/null|grep -v \<|awk '{print $1}'`
if [ "$rsha1" == "" ];then
func_red_str "Can't the file sha1 code!"
return 1
fi
curl -o $1 $2
local lsha1=`sha1sum $1|awk '{print $1}'`
if [ "$lsha1" == "$rsha1" ];then
func_green_str "The File lays: $lfile"
return 0
else
func_red_str "The File dosen't match the sha1 code: $1"
return 2
fi
}
###############################################################################
# #
# Interactive Operation #
# #
###############################################################################
#$1: password
#$2...: cmds
func_cmd_need_password(){
local password=$1
shift 1
expect -c "
spawn $*
expect {
\"*password:\" {set timeout 300; send \"${password}\r\";}
\"*yes/no\" {send \"yes\r\"; exp_continue;}
}
expect eof"
}
#$1: VARNAME
#$2: prompt
func_secret_input(){
echo -n "$2"
stty -echo
read $1
stty echo
echo ""
}
# Check if a program is installed
command_exists() {
# check if command exists and fail otherwise
command -v "$1" >/dev/null 2>&1
if [[ $? -ne 0 ]]; then
echo "I require $1 but it's not installed. Abort."
exit 1
fi
}