新添加的 ambari -agent 组件添加hbase regionserver 服务失败， 报错日志如下；
日志内容
Traceback (most recent call last):
File "/usr/lib/ambari-agent/lib/resource_management/core/providers/system.py", line 51, in _ensure_metadata
_user_entity = pwd.getpwnam(user)
KeyError: 'getpwnam(): name not found: hbase'
The above exception was the cause of the following exception:
Traceback (most recent call last):
File "/var/lib/ambari-agent/cache/stack-hooks/before-ANY/scripts/hook.py", line 38, in <module>
BeforeAnyHook().execute()
File "/usr/lib/ambari-agent/lib/resource_management/libraries/script/script.py", line 352, in execute
method(env)
File "/var/lib/ambari-agent/cache/stack-hooks/before-ANY/scripts/hook.py", line 31, in hook
setup_users()
File "/var/lib/ambari-agent/cache/stack-hooks/before-ANY/scripts/shared_initialization.py", line 68, in setup_users
cd_access="a",
File "/usr/lib/ambari-agent/lib/resource_management/core/base.py", line 166, in __init__
self.env.run()
File "/usr/lib/ambari-agent/lib/resource_management/core/environment.py", line 160, in run
self.run_action(resource, action)
File "/usr/lib/ambari-agent/lib/resource_management/core/environment.py", line 124, in run_action
provider_action()
File "/usr/lib/ambari-agent/lib/resource_management/core/providers/system.py", line 199, in action_create
recursion_follow_links=self.resource.recursion_follow_links, safemode_folders=self.resource.safemode_folders)
File "/usr/lib/ambari-agent/lib/resource_management/core/providers/system.py", line 53, in _ensure_metadata
raise Fail("User '{0}' doesn't exist".format(user))
resource_management.core.exceptions.Fail: User 'hbase' doesn't exist
Error: Error: Unable to run the custom hook script ['/usr/bin/python', '/var/lib/ambari-agent/cache/stack-hooks/before-ANY/scripts/hook.py', 'ANY', '/var/lib/ambari-agent/data/command-7302.json', '/var/lib/ambari-agent/cache/stack-hooks/before-ANY', '/var/lib/ambari-agent/data/structured-out-7302.json', 'INFO', '/var/lib/ambari-agent/tmp', 'PROTOCOL_TLSv1_2', '']2021-08-12 15:58:10,469 - Reporting component version failed
Traceback (most recent call last):
File "/usr/lib/ambari-agent/lib/resource_management/libraries/script/script.py", line 363, in execute
self.save_component_version_to_structured_out(self.command_name)
File "/usr/lib/ambari-agent/lib/resource_management/libraries/script/script.py", line 223, in save_component_version_to_structured_out
stack_select_package_name = stack_select.get_package_name()
File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/stack_select.py", line 109, in get_package_name
package = get_packages(PACKAGE_SCOPE_STACK_SELECT, service_name, component_name)
File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/stack_select.py", line 223, in get_packages
supported_packages = get_supported_packages()
File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/stack_select.py", line 147, in get_supported_packages
raise Fail("Unable to query for supported packages using {0}".format(stack_selector_path))
Fail: Unable to query for supported packages using /usr/bin/hdp-select- 标准输出: /var/lib/ambari-agent/data/output-7305.txt
2021-08-12 15:58:09,911 - Stack Feature Version Info: Cluster Stack=3.1, Command Stack=None, Command Version=None -> 3.1
2021-08-12 15:58:09,922 - Using hadoop conf dir: /usr/hdp/current/hadoop-client/conf
2021-08-12 15:58:09,925 - Skipping creation of User and Group as host is sys prepped or ignore_groupsusers_create flag is on
2021-08-12 15:58:09,925 - Directory['/tmp/hbase-hbase'] {'owner': 'hbase', 'create_parents': True, 'mode': 0775, 'cd_access': 'a'}
Error: Error: Unable to run the custom hook script ['/usr/bin/python', '/var/lib/ambari-agent/cache/stack-hooks/before-ANY/scripts/hook.py', 'ANY', '/var/lib/ambari-agent/data/command-7302.json', '/var/lib/ambari-agent/cache/stack-hooks/before-ANY', '/var/lib/ambari-agent/data/structured-out-7302.json', 'INFO', '/var/lib/ambari-agent/tmp', 'PROTOCOL_TLSv1_2', '']
2021-08-12 15:58:10,421 - The repository with version 3.1.0.0-78 for this command has been marked as resolved. It will be used to report the version of the component which was installed
2021-08-12 15:58:10,469 - Reporting component version failed
Traceback (most recent call last):
File "/usr/lib/ambari-agent/lib/resource_management/libraries/script/script.py", line 363, in execute
self.save_component_version_to_structured_out(self.command_name)
File "/usr/lib/ambari-agent/lib/resource_management/libraries/script/script.py", line 223, in save_component_version_to_structured_out
stack_select_package_name = stack_select.get_package_name()
File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/stack_select.py", line 109, in get_package_name
package = get_packages(PACKAGE_SCOPE_STACK_SELECT, service_name, component_name)
File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/stack_select.py", line 223, in get_packages
supported_packages = get_supported_packages()
File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/stack_select.py", line 147, in get_supported_packages
raise Fail("Unable to query for supported packages using {0}".format(stack_selector_path))
Fail: Unable to query for supported packages using /usr/bin/hdp-select
Command failed after 1 tries问题原因
从日志内容中可以看到原因是没有hbase 用户， 我们添加hbase用户即可。
解决方法
# 在命令行中输入下面命令， 添加hbase用户
useradd hbase
