On 5/3/20 2:03 PM, דודו דודו wrote:
> Hi ,
>
> I'm trying to create folders in loop under HDFS file system - From some
> reason, I can not run it in loop
>
> The playbook needs to run 2 commands
> 1. hadoop fs -mkdir folder1
> 2. hadoop fs -mkdir folder2
>
>
> *Try #1 - *
>
> - hosts: gw
> become: true
> become_user: hdfs
> vars:
> folders:
> - /folder1
> - /folder2
>
> tasks:
>
>
> - name: create Main HDFS folders
> shell: hadoop fs -mkdir {{ folders }}
> with_items: folders
>
I would say you could derive it from the docs, but this should work:
- name: create Main HDFS folders
shell: "hadoop fs -mkdir {{ item }}"
with_items: "{{ folders }}"
Regards
Racke
>
>
>
> TASK [create Main HDFS folders]
> ************************************************************************************************************************************************************
> failed: [10.201.51.16] (item=folders) => {"ansible_loop_var": "item",
> "changed": true, "cmd": "hadoop fs -mkdir
> [u'/folder1', u'/folder2']", "delta": "0:00:03.686279", "end": "2020-05-03
> 11:59:31.393324", "item": "folders", "msg":
> "non-zero return code", "rc": 1, "start": "2020-05-03 11:59:27.707045",
> "stderr": "mkdir: Illegal file pattern: error
> parsing regexp: Unclosed character class at pos 2: `[u`\nmkdir: `u/folder2]':
> No such file or directory",
> "stderr_lines": ["mkdir: Illegal file pattern: error parsing regexp: Unclosed
> character class at pos 2: `[u`", "mkdir:
> `u/folder2]': No such file or directory"], "stdout": "", "stdout_lines": []}
>
>
>
> *Try #2*
>
>
>
> - hosts: gw
> become: true
> become_user: hdfs
> vars:
> folders:
> - /folder1
> - /folder2
>
> tasks:
>
>
> - name: create Main HDFS folders
> shell: hadoop fs -mkdir {{ item.folders }}
> with_items: folders
>
>
>
>
>
>
>
> *
> fatal: [10.201.51.16]: FAILED! => {"msg": "The task includes an option with
> an undefined variable. The error was:
> 'ansible.utils.unsafe_proxy.AnsibleUnsafeText object' has no attribute
> 'folders'\n\nThe error appears to be in
> '/data/ansible/hdfs/hdfs.yml': line 41, column 6, but may\nbe elsewhere in
> the file depending on the exact syntax
> problem.\n\nThe offending line appears to be:\n\n#\n - name: create Main
> HDFS folders\n ^ here\n"}
>
>
>
>
>
>
>
>
>
>
>
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