# 오픈서치 admin 패스워드 변경

1. 마스터 노드의 터미널 접속
2. 패스워드 생성 (제공되는 tool 스크립트 이용)

```
cd /usr/share/opensearch/plugins/opensearch-security/tools

./hash.sh -p <new_password>

# example - output
sh-5.2$ ./hash.sh -p dhvmstjcl!
**************************************************************************
** This tool will be deprecated in the next major release of OpenSearch **
** https://github.com/opensearch-project/security/issues/1755           **
**************************************************************************
$2y$12$8CL1a9FLy1JwNe5q6yudZuTtzs/9.hkxvk1WnInwOV16JV3P3RoC6
```

3. 현재 설정 로드

```
// Some code./securityadmin.sh -backup my-backup-directory \
  -icl \
  -nhnv \
  -cacert ../../../config/admin/ca.crt \
  -cert ../../../config/admin/tls.crt \
  -key ../../../config/admin/tls.key
```

4. 설정을 변경하고 반영 스크립트 수행

```
# 치환할 라인 대상 검색
# admin 항목의 hash값 라인 찾기
cat -n my-backup-directory/internal_users.yml

    23	  config_version: 2
    24	admin:
    25	  hash: "$2a$12$W5jcOBWSN6/q9bOKhFbTE.m/pK.POlHkLFCcR7W79M479kq3FiOIO"
    26	  reserved: true
    27	  hidden: false
    28	  backend_roles:

# 내용 추가 (라인제거 후 내용 추가)
sed -i '행번호 d' 파일명
sed -i '행번호i\내용' 파일명
# sed -i '25d' my-backup-directory/internal_users.yml
# sed -i '25 i\  hash: "$2y$12$8CL1a9FLy1JwNe5q6yudZuTtzs/9.hkxvk1WnInwOV16JV3P3RoC6"' my-backup-directory/internal_users.yml

# 반영
./securityadmin.sh -f my-backup-directory/internal_users.yml \
  -t internalusers \
  -icl \
  -nhnv \
  -cacert ../../../config/admin/ca.crt \
  -cert ../../../config/admin/tls.crt \
  -key ../../../config/admin/tls.key
```


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