shell 编程小例子

1、公共环境设置文件

#!/bin/sh
#===============================================================================
# SCRIPT ID : EEOINIT
# SCRIPT NAME : 公共环境设置
# CREATE DATE :
# AUTHOR : @清风徐来@
# COPYRIGHT : @清风徐来@
# VARIABLES
# NONE
#===============================================================================
#exprot命令可新增，修改或删除环境变量，供后续执行的程序使用。export的效力仅及于该次登陆操作
PROD="/xxx/xx/xx";export PROD

#PATH（共有的shell）
SH_PATH=${PROD}"/bin/";export SH_PATH #SH_PATH=${PROD}"/bin/sh/"
#PATH（JAVA-SOURCE）
JAVA_SRC_PATH=${PROD}"/bin/java/";export JAVA_SRC_PATH
#PATH（LOG-PATH）
LOG_PATH=${PROD}"/data/log";export LOG_PATH #LOG_PATH=${PROD}"/log/"
#PATH（IF-FILE）
IF_PATH=${PROD}"/data/if/in/";export IF_PATH
#PATH（SQL-FILE）
SQL_PATH=${PROD}"/etc/sql/";export SQL_PATH

#PATH（SQLLOADER）使用sqlloader向oracle数据库中插入数据
LOADER_PATH=${PROD}"/etc/";export LOADER_PATH #LOADER_PATH=${PROD}"/etc/sqlloader/"


#FILE-NAME(LOG)
LOG_FILE_EEO="EEO.log";export LOG_FILE_EEO
LOG_FILE_EEP="EEP.log";export LOG_FILE_EEP

LOG_FILE_EEQ="EEQ.log";export LOG_FILE_EEQ

LOG_FILE_EEM="EEM.log";export LOG_FILE_EEM
LOG_FILE_EEN="EEN.log";export LOG_FILE_EEN


#JOB开始时间
SYSDATE=`date '+%y%m%d%H%M%S'`
#JOB-ID
SESSIONID=${JOBID}${SYSDATE}
#DB连接变量
DBCONNECT="username/passwd@dbid";export DBCONNECT
#DB-用户名
DBUSER="username";export DBUSER
#DB-密码
DBPASS="passwd";export DBPASS

#JOB正常结束
JOB_EXIT_NORMAL=0;export JOB_EXIT_NORMAL
#JOB异常结束
JOB_EXIT_ERROR=1;export JOB_EXIT_ERROR

#-----Oracle関連-----
#设置oracle字符集
NLS_LANG=CHINESE_CHINA.AL32UTF8
export NLS_LANG
#oracle根目录
ORACLE_BASE=/opt/app/oracle
export ORACLE_BASE

ORACLE_HOME=${ORACLE_BASE}/product/11.2.0/dbhome_1
export ORACLE_HOME

LD_LIBRARY_PATH=${ORACLE_HOME}/product/11.2.0/dbhome_1/network/lib
export LD_LIBRARY_PATH

TNS_ADMIN=${ORACLE_HOME}/product/11.2.0/dbhome_1/network/admin/
export TNS_ADMIN

LANG=zh_CN.UTF-8
export LANG

#####################################################
#case用法
#####################################################

JOBCATEGORY=`echo ${JOBID} | cut -c1-3`

case ${JOBCATEGORY} in
EEM)
LOG_FILE=${LOG_FILE_EEM}
;;
EEN)
LOG_FILE=${LOG_FILE_EEN}
;;

EEO)
LOG_FILE=${LOG_FILE_EEO}
;;
EEP)
LOG_FILE=${LOG_FILE_EEP}
;;

*)
LOG_FILE=${LOG_FILE_EEQ}
;;
esac

2、公共函数shell

#!/bin/sh
#===============================================================================
# SCRIPT ID          : EEOCOMMON
# SCRIPT NAME        : 公共函数
# CREATE DATE        : 
# AUTHOR             : @清风徐来@
# COPYRIGHT          : @清风徐来@
# VARIABLES
#   NONE
#===============================================================================
#-------------------------------------------------------------------------------

#===============================================================================
# 函数名：doLogWrite
# 说明  ：log输出
# 参数  ：
# 返回值：no
#===============================================================================
doLogWrite()
{
    DATE=`date +"%Y/%m/%d %H:%M:%S"`
    echo "${DATE},${JOBID},${SESSIONID},$1,${STEPID}" >> ${LOG_PATH}/${JOBID}.log
}

 3.job文件

#!/bin/sh  
#==============================================================================
#
# JobName     : INSERTDATE001
# Description : 使用sqlLoader向oracle插入数据
# creatDate   : 
# author      : 
# copyright   : 
# Change hist : 
# Owner       : 
# Variables   : 
#
#===============================================================================
#===============================================================================
#  初始化模块 
#===============================================================================
#####  环境设置  #####
#JOB ID
JOBID=`basename $0`;export JOBID
#stepID 标示shell运行阶段 
STEPID=""
#初始化 
FILE_PATH="/XXXXX/XXXXX/";export FILE_PATH
#公共shell文件名定义
BIZINIT="BIZINIT";export BIZINIT
#公共函数文件名
BIZCOMMON="BIZCOMMON";export BIZCOMMON
#sqlloader要导入的文件
IF_FILE="xxxxxx.dat";export IF_FILE
#ctl文件名 
CTL_FILE="INSERTDATE001";export CTL_FILE
#记录插入数据的行数
REC_CNT="";export REC_CNT
#待机时间
WAIT_TIME="180";export WAIT_TIME
#待机时间循环次数 
REPEAT_COUNT="5";export REPEAT_COUNT
#数据每行的长度
RECSIZE=20;export RECSIZE
#===============================================================================
#  环境设置调用公共文件
#===============================================================================
STEPID="00"
#--- 公共环境文件执行 ---
DATE=`date +"%Y/%m/%d %H:%M:%S"`
if [ -f ${FILE_PATH}${BIZINIT} ]
then
    . ${FILE_PATH}${BIZINIT}
    ret=$?
    if [ ${ret} -ne 0 ]
    then
        echo "${DATE},${JOBID},Exe Error ${BIZINIT} [Return Code - ${ret}],${STEPID}"
        exit 1
    fi
else
    echo "${DATE},${JOBID},Not Exist ${BIZINIT},${STEPID}"
    exit 1
fi
#--- 公共函数文件 ---
DATE=`date +"%Y/%m/%d %H:%M:%S"`
if [ -f ${FILE_PATH}${BIZCOMMON} ]
then
    . ${FILE_PATH}${BIZCOMMON}
    ret=$?
    if [ ${ret} -ne 0 ]
    then
        echo "${DATE},${JOBID},Exe Error ${BIZCOMMON} [Return Code - ${ret}],${STEPID}"
        exit ${JOB_EXIT_ERROR}
    fi
else
    echo "${DATE},${JOBID},Not Exist ${BIZCOMMON},${STEPID}"
    exit ${JOB_EXIT_ERROR}
fi
#===============================================================================
# job开始
#===============================================================================
#####  JOB-start  #####
doLogWrite "INFO, JOB START"
#===============================================================================
#  Step10 检查文件是否存在
#===============================================================================
STEPID="10"
#step
doLogWrite "INFO, STEP${STEPID} START"

#--- .ctl文件check ---
if [ ! -f ${LOADER_PATH}${CTL_FILE}.ctl ]
then
    doLogWrite "ERROR, Not Exist ${CTL_FILE}.ctl"
    exit ${JOB_EXIT_ERROR}
fi

#--- 数据文件存在check ---
CNT=0
while :
do
    if [ -f ${IF_PATH}${IF_FILE} ]
    then
        break
    fi

    CNT=`expr ${CNT} + 1`
    doLogWrite "INFO, Repeat Count ${CNT}"
    if [ "${CNT}" -eq "${REPEAT_COUNT}" ]
    then
        break
    else
        sleep ${WAIT_TIME}
    fi
done
#--- 处理结果判断 ---
case ${CNT} in
    #数据文件不存在
    ${REPEAT_COUNT})  doLogWrite "ERROR, Not Exist ${IF_FILE}"
                      exit ${JOB_EXIT_ERROR};;
    #数据文件存在
    *)  doLogWrite "INFO, Exist ${IF_FILE}"
esac

#解压处理
#gzip -cd ${IF_PATH}${IF_FILE}.gz > ${IF_PATH}${IF_FILE}

#--- 处理结果判断 ---
#ret=$?
#case ${ret} in
    #0)  doLogWrite "INFO, Success gzip ${IF_FILE}.gz";;
    #*)  doLogWrite "ERROR, Fail gzip ${IF_FILE}.gz. ErrCD=${ret}"
        #exit ${JOB_EXIT_ERROR};;
#esac

#数据文件行数
REC_CNT=`wc -l ${IF_PATH}${IF_FILE}|awk '{print $1}'`

if [ "${REC_CNT}" -eq "0" ]
then
    doLogWrite "ERROR, ${IF_FILE} Record Count Zero"
    #exit ${JOB_EXIT_ERROR}
fi

#数据文件格式check
FILESIZE=`ls -l ${IF_PATH}${IF_FILE}|awk  '{print $5}'`
DATE=`date +"%Y%m%d"`
echo "===FILE SIZE ="${FILESIZE} >> ${LOG_PATH}/${JOBID}.log
if [ `expr ${FILESIZE} % ${RECSIZE}` -ne 0 ]
then
    DATE=`date +"%Y%m%d"`
    echo ${IF_FILE}"数据文件格式错误" >> ${LOG_PATH}/${JOBID}.log
    #echo "FILE SIZE ERROR!!" >> ${LOG_PATH}/${JOBID}_${DATE}.log
    exit ${JOB_EXIT_ERROR};
fi

#--- SQL*Loader执行 ---
if [ "${REC_CNT}" -ne "0" ]
then
    doLogWrite "INFO, SQL*Loader Start"
    DATE=`date +"%Y%m%d%H%M%S"`
    ${ORACLE_HOME}/bin/sqlldr control=${LOADER_PATH}${CTL_FILE}.ctl, 
                     log=${LOG_PATH}${IF_FILE}_${DATE}.log, 
                     bad=${LOG_PATH}${IF_FILE}_${DATE}.bad, 
                     data=${IF_PATH}${IF_FILE},  
                     userid=${DBCONNECT}, 
                     errors=999
fi            
#--- 处理结果判断 ---
ret=$?
case ${ret} in
    0)  doLogWrite "INFO, ${IF_FILE} SQL*Loader Success";;
    1)  doLogWrite "FATAL, ${IF_FILE} SQL*Loader Fail"
    2)  doLogWrite "WARN, ${IF_FILE} SQL*Loader Warning End";;
esac
DATE=`date +"%Y%m%d"`
mv -f "${IF_PATH}${IF_FILE}" "${IF_PATH}bak_${IF_FILE}"

doLogWrite "INFO, STEP${STEPID} END"

#===============================================================================
#  结束处理
#===============================================================================
STEPID="99"

doLogWrite "INFO, JOB END"
exit ${JOB_EXIT_NORMAL}

4、ctl文件

--CREATE   : 
--AUTHOR   : 
OPTIONS (
    READSIZE = 20971520,
    ROWS = -1,
    SILENT = FEEDBACK

)

LOAD DATA CHARACTERSET JA16SJIS
TRUNCATE

INTO TABLE BZ_T_W_ORD_DAY 
(
USERNAME        POSITION(0001:0003)        CHAR "RTRIM(:NIKNAME ,' 　')",
AGE                POSITION(0004:0015)            CHAR "RTRIM(:NIKNAME ,' 　')",
PASSWD            POSITION(0016:0029)        CHAR "RTRIM(:NIKNAME ,' 　')",
NIKNAME            POSITION(0030:0039)        CHAR "RTRIM(:NIKNAME ,' 　')",

)
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原文地址：https://www.cnblogs.com/xuhewei/p/9254933.html