elasticsearch备份脚本

1.主要文件

[root@k8s elasticsearch]# tree
.
├── backup_es.sh
├── indices_file.txt
├── recover_es.sh
└── vars_config.conf

2.变量文件

[root@k8s elasticsearch]# cat vars_config.conf
INDEX_FILE="/opt/elasticsearch/indices_file.txt"
ELASTICSEARCHDUMP_CMD="/usr/local/node-v10.16.2-linux-x64/bin/elasticdump"
OUTPUT_DIR="/data/backup/elasticsearch$(date +%Y%m%d%H%M%S)"
INPUT_DIR="/data/backup/elasticsearch$(date +%Y%m%d%H%M%S)"
BACKUP_ESURL="http://192.168.1.49:9200"
REVOVER_ESURL="http://192.168.1.144:9200"

3.索引名文件

[root@k8s elasticsearch]# cat indices_file.txt
mytest09

4.备份脚本

[root@k8s elasticsearch]# cat backup_es.sh
#!/bin/bash
source ./vars_config.conf
#backup every index in the index file
for index in `cat $indices_file`
    do
    $ELASTICSEARCHDUMP_CMD --input=${BACKUP_ESURL}/$index --output=${OUTPUT_DIR}/${index}.map --type=mapping --limit=10000 --concurrency=1
    $ELASTICSEARCHDUMP_CMD --input=${BACKUP_ESURL}/$index --output=${OUTPUT_DIR}/${index}.settings --type=settings --limit=10000 --concurrency=1
    $ELASTICSEARCHDUMP_CMD --input=${BACKUP_ESURL}/$index --output=${OUTPUT_DIR}/${index}.data --type=data --limit=10000 --concurrency=1
    done

5.恢复脚本

[root@k8s elasticsearch]# cat recover_es.sh
#!/bin/bash
source ./vars_config.conf
#recover data from json file for es
for index in `cat ${INDEX_FILE}`
        do
        $ELASTICSEARCHDUMP_CMD --input=${INPUT_DIR}/${index}.settings --output=${REVOVER_ESURL}/$index  --type=settings --limit=10000 --concurrency=20
        $ELASTICSEARCHDUMP_CMD --input=${INPUT_DIR}/${index}.map --output=${REVOVER_ESURL}/$index  --type=mapping --limit=10000 --concurrency=20
        $ELASTICSEARCHDUMP_CMD --input=${INPUT_DIR}/${index}.data --output=${REVOVER_ESURL}/$index  --type=data --limit=10000 --concurrency=20
        done