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esdump is a migration CLI written in Go for migrating index mapping and data from one elasticsearch to another.
| Elasticsearch version | Esdump version | Remarks |
|---|---|---|
| 7.x | 2.x | Actively maintained. |
| 6.x | 1.x | Actively maintained. |
| 5.x | 1.x | Actively maintained. |
- If go version < 1.17,
go get -v github.com/wubin1989/esdump/v2@v2.0.0
- If go version >= 1.17,
go install -v github.com/wubin1989/esdump/v2@v2.0.0
➜ ~ esdump -h migrate index from one elasticsearch to another Usage: esdump [flags] Flags: -d, --date string date field of docs --desc ascending or descending order by the date type field specified by date flag -e, --end string end date, use time.Local as time zone, you may need to set TZ environment variable ahead --excludes string excludes fields, multiple fields are separated by comma -h, --help help for esdump --includes string includes fields, multiple fields are separated by comma -i, --input string source elasticsearch connection url -l, --limit int limit for one scroll, it takes effect on the dumping speed (default 1000) -o, --output string target elasticsearch connection url -s, --start string start date, use time.Local as time zone, you may need to set TZ environment variable ahead --step duration step duration (default 24h0m0s) -t, --type string migration type, such as "mapping", "data", empty means both -v, --version version for esdump -z, --zone string time zone of the date type field specified by date flag (default "UTC")
export TZ=Asia/Shanghai && esdump --input=http://localhost:9200/test --output=http://localhost:9200/test_dump --date=pubAt --start=2019年01月01日 --zone=UTC --step=72h --excludes=html
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