【发布时间】:2020-10-09 19:26:25
【问题描述】:
在 vertica 中,有没有办法在没有管理员权限的情况下访问 admintools?如何在vertica中找到普通用户的节点和集群配置细节?
【问题讨论】:
在 vertica 中,有没有办法在没有管理员权限的情况下访问 admintools?如何在vertica中找到普通用户的节点和集群配置细节?
【问题讨论】:
您可能已经尝试过了。
作为允许写入 /opt/vertica/log/adminTools.log 的用户,您必须有权访问其中一个 Vertica 节点上的 Linux shell 级别。也就是说,默认情况下,dbadmin。
我认为篡改周围的权限是一种相当大的安全风险,真的。
一个好的开始应该是:
$ vsql -U <user> -w <pwd> -h 127.127.127.128 -d dbnm -x -c "select * from host_resources"
-[ RECORD 1 ]------------------+-----------------------------------------
host_name | 127.127.127.128
open_files_limit | 65536
threads_limit | 7873
core_file_limit_max_size_bytes | 0
processor_count | 1
processor_core_count | 2
processor_description | Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz
opened_file_count | 7
opened_socket_count | 10
opened_nonfile_nonsocket_count | 7
total_memory_bytes | 8254820352
total_memory_free_bytes | 1034915840
total_buffer_memory_bytes | 523386880
total_memory_cache_bytes | 5516861440
total_swap_memory_bytes | 2097147904
total_swap_memory_free_bytes | 2097147904
disk_space_free_mb | 425185
disk_space_used_mb | 76682
disk_space_total_mb | 501867
system_open_files | 1440
system_max_files | 798044
-[ RECORD 2 ]------------------+-----------------------------------------
host_name | 127.127.127.129
open_files_limit | 65536
threads_limit | 7873
core_file_limit_max_size_bytes | 0
processor_count | 1
processor_core_count | 2
processor_description | Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz
opened_file_count | 7
opened_socket_count | 9
opened_nonfile_nonsocket_count | 7
total_memory_bytes | 8254820352
total_memory_free_bytes | 1836150784
total_buffer_memory_bytes | 487129088
total_memory_cache_bytes | 4774060032
total_swap_memory_bytes | 2097147904
total_swap_memory_free_bytes | 2097147904
disk_space_free_mb | 447084
disk_space_used_mb | 54783
disk_space_total_mb | 501867
system_open_files | 1408
system_max_files | 798044
-[ RECORD 3 ]------------------+-----------------------------------------
host_name | 127.127.127.130
open_files_limit | 65536
threads_limit | 7873
core_file_limit_max_size_bytes | 0
processor_count | 1
processor_core_count | 2
processor_description | Intel(R) Xeon(R) CPU E5-2670 0 @ 2.60GHz
opened_file_count | 7
opened_socket_count | 9
opened_nonfile_nonsocket_count | 7
total_memory_bytes | 8254820352
total_memory_free_bytes | 1747091456
total_buffer_memory_bytes | 531447808
total_memory_cache_bytes | 4813959168
total_swap_memory_bytes | 2097147904
total_swap_memory_free_bytes | 2097147904
disk_space_free_mb | 451444
disk_space_used_mb | 50423
disk_space_total_mb | 501867
system_open_files | 1408
system_max_files | 798044
一般来说,请查看 Vertica 文档以获取系统表和那里可用的信息....
【讨论】: