版权声明:Summer https://blog.csdn.net/csdnyanglei/article/details/82973195
#!/bin/bash
#file name :watch_dog.sh
#function :1、查看mongodb数据库集合;2、查看各个集合索引;3、查看各个集合片键
#version :V 1.0
#配置参数
#base_data_path='../data/'
#mongodb_url='172.20.72.42:20000'
#mongodb_config_url='172.20.72.42:20000'
#mysql_host_ip="10.40.66.184"
#mysql_host_port="3306"
#mysql_user="root"
#mysql_pwd="Ab123456"
#mysql_database_name="XXXX"
################################
PATH="$PATH:/data/mongodb/bin/"
#配置脚本需要的参数
if [ $# -ne 1 ] ;then
echo "Warn:请输入使用的配置参数名称,如local,pro等,在路径../conf中配置的参数文件名"
echo
exit 1
fi
source_url="/data/mongodb/watch_mongoDb/conf/$1.conf"
if [ ! -e "$source_url" ];then
echo "Warn:配置文件不存在"
echo
exit 1
fi
source $source_url
###############################
#提醒信息
warn_info(){
echo "$(date +"%Y-%m-%d %T"):$1"
}
#获取路径
data_path(){
if [ $# -eq 1 ] ;then
echo "${base_data_path}/data/"$1.$$
else
warn_info "Warn:路径有问题"
warn_info
exit 1
fi
}
#执行mysql存储过程
handler_sql(){
warn_info 'B:handler shard sql,begin'
mysql -u${mysql_user} -p${mysql_pwd} -h${mysql_host_ip} -P${mysql_host_port} ${mysql_database_name} < $(data_path sql)
warn_info 'F:handler shards sql success,finish'
}
#打包语句成sql语句
package_sql(){
warn_info "B:package sql execute,begin,M:${1},DB:${2},DATA:${3}"
database=${2%.*}
collection=${2#*.}
#赋值
warn_info "===>database:${database}==>collection:${collection}==>value:${3}"
echo "call mongo_collection_handler(${1},${3},\"${collection}\",\"${database}\");" >> $(data_path "sql")
warn_info "F:package sql execute,finish,M:${1},DB:${2},DATA:${3}"
}
#处理片键文件信息
handler_shards(){
warn_info "B:handler shards execute,begin,DB:$1"
while read line
do
my_id=$(echo "$line" | jq --compact-output ._id |sed 's/"//g')
mykey=$(echo "$line" | jq --compact-output .key |sed -e 's/"/\\\"/g' -e 's/{/"{/g' -e 's/}/}\"/g')
#database=${my_id%.*}
#collection=${my_id#*.}
package_sql 2 "$my_id" "$mykey"
done < $(data_path "shard.$1")
warn_info "F:handler shards execute,finish,DB:$1"
}
#查询片键信息
search_shard(){
warn_info "B:search shard execute,begin,DB:$1,URL:$2"
collection_count=$(jq '.|length' $(data_path "col.$1"))
warn_info "=>${1} collection count :$collection_count"
for (( i=0; i< ${collection_count}; i=i+1 ));
do
collection_name=`jq .[$i] $(data_path "col.$1") | sed 's/\"//g'`;
result=`mongo --quiet $2/config --eval "printjson(db.collections.findOne({'_id':'$1.$collection_name'},{'key':1}))"`
#打印原始信息
#echo $result >> $(data_path "raw.shard.$1")
if [[ $result != "null" || $(echo $result | jq .key) != "null" ]] ;then
#echo "{ \"_id\" : \"AAAA_XXXX.${collection_name}\", \"key\" :null}" >> $(data_path "shard.$1")
#else
echo $result >> $(data_path "shard.$1")
fi
done
#删除null的一行数据
sed -i '/null/d' $(data_path "shard.$1")
warn_info "F:search shard execute,finsh,DB:$1,URL:$2"
}
#处理集合索引信息
handler_indexes(){
warn_info "B:handler indexes,begin,DB:$1"
while read line
do
#获取索引信息
indexes="\"$(echo $line | jq --compact-output .[].key | sed 's/"/\\"/g')\""
#获取db-集合信息
db_collection_name=$(echo $line | jq --compact-output .[0].ns|sed 's/"//g')
#打包成sql语句
#echo "<<<<<<========="
#echo "---->$(echo $indexes)---->"
#echo "++++> ${indexes}"
#echo "=====>>>>>>>>>"
package_sql 1 "$db_collection_name" "$(echo $indexes)"
done < $(data_path "index.$1")
warn_info "F:handler indexes,finish,DB:$1"
}
#查询集合索引信息
search_index(){
warn_info "search collection index,begin,DB:$1,URL:$2"
collection_count=$(jq '.|length' $(data_path "col.$1"))
warn_info "collection_count:${collection_count}"
for (( i=0; i< ${collection_count}; i=i+1 ));
do
collection=$(jq --compact-output .[$i] $(data_path "col.$1") | sed 's/\"//g');
temp_indexes=$(mongo --quiet "$2/$1" --eval "printjson(db.getCollection(\"${collection}\").getIndexes())")
echo $temp_indexes | jq --compact-output . >> $(data_path "index.$1")
done
warn_info "search collection index,finish,DB:$1,URL:$2"
}
#查询所有表集合
search_collection(){
warn_info "B:searh collection executed,begin,DB:$1,URL:$2"
mongo --quiet "$2/$1" --eval "printjson(db.getCollectionNames())" > $(data_path "col.${1}")
warn_info "F:search collection execute,finish,DB:S1,URL:$2"
}
#集合从mysql数据库中查,原因是只显示mysql中的列出的集合信息
#search_collection2(){
# warn_info "B:search collection2 executed,begin,DB:$1"
# collection_sql="SELECT collection_name from mongo_collection_info where enabled_flag=1 and database_name=\"${1}\";"
# warn_info "===execute sql=>${collection_sql}=>"
# mysql -u${mysql_user} -p${mysql_pwd} -h${mysql_host_ip} -P${mysql_host_port} ${mysql_database_name} -e "${collection_sql}" > $(data_path "col.${1}")
# #数据封装成数组,兼容search_collection的结果
# sed -i -e 's/^/"&/g' -e 's/$/&",/g' -e "1i [" -e '$s/.$//' $(data_path "col.${1}")
# echo "]" >> $(data_path "col.${1}")
# warn_info "F:search collection2 executed,fi:nish,DB:$1"
#}
#程序执行
watch_dog2_work(){
warn_info "B:watch dog starts woring data"
search_collection "AAAA_XXXX" "$mongodb_url"
search_collection "BBBB_XXXX" "$mongodb_url"
search_index "AAAA_XXXX" "$mongodb_url"
search_index "BBBB_XXXX" "$mongodb_url"
search_shard "AAAA_XXXX" "$mongodb_config_url"
search_shard "BBBB_XXXX" "$mongodb_config_url"
handler_indexes "mapper_XXXX"
handler_indexes "BBBB_XXXX"
handler_shards "AAAA_XXXX"
handler_shards "BBBB_XXXX"
#执行sql语句
handler_sql
warn_info "F:watch dog finishes work"
}
echo
warn_info "==============================="
#开始工作
watch_dog2_work