Ok thanks Todd.
Also now I am getting a different error, after I cleaned up the yml to keep
only 1 task -
FAILED! => {
"ansible_facts": {
"discovered_interpreter_python": "/usr/bin/python3"
},
"changed": true,
"cmd": [
"stat",
"./usr/src/power_consumption.sh"
],
"delta": "0:00:00.002128",
"end": "2024-08-21 16:53:50.376199",
"invocation": {
"module_args": {
"_raw_params": "stat ./usr/src/power_consumption.sh",
"_uses_shell": false,
"argv": null,
"chdir": null,
"creates": null,
"executable": null,
"removes": null,
"stdin": null,
"stdin_add_newline": true,
"strip_empty_ends": true
}
},
"msg": "non-zero return code",
"rc": 1,
"start": "2024-08-21 16:53:50.374071",
"stderr": "stat: cannot statx './usr/src/power_consumption.sh': No such
file or directory",
"stderr_lines": [
"stat: cannot statx './usr/src/power_consumption.sh': No such file
or directory"
],
"stdout": "",
"stdout_lines": []
}
Content of my yml are -
- name: Shell script test
hosts: all
gather_facts: false
tasks:
- name: Run a script in another way
ansible.builtin.command: stat ./usr/src/power_consumption.sh
ignore_errors: true
File does exist in the folder /usr/src on the controller node and the
ansible host on which I am trying to execute the script both -
[image: image.png]
Contents of yml are -
On Wed, Aug 21, 2024 at 4:46 PM Todd Lewis <[email protected]> wrote:
> Yogita,
>
> Do us a favor please and change this:
>
> ansible.builtin.command: ./power_consumption.sh
>
> to this:
>
> ansible.builtin.command: stat ./power_consumption.sh
>
> and let us see the results. Thanks.
> —
> Todd
>
> On 8/21/24 8:12 AM, Yogita Patil wrote:
>
> Yes yes I understand what you mean, and it does work if I add
> #!/bin/bash’ at the beginning of my foo.sh
>
> contents of foo.sh -
> #!/bin/bash
> echo "Hello world"
>
> However my power consumption script fails. Any idea what I am doing wrong
> there?
>
> Many thanks for your help!
>
> -Yogita.
>
> On Wed, Aug 21, 2024 at 4:07 PM Stephen Maher <[email protected]> wrote:
>
>> Hi,
>>
>> Your bash script must in include ‘#!/bin/bash’ to allow for its execution
>> using bash hence the suggestion to add the executable verb to prove this
>> was the case.
>>
>> Regards
>>
>>
>>
>> On 21 Aug 2024, at 11:25, Yogita Patil <[email protected]> wrote:
>>
>> The bash was just a trial, the is the script that I really care about
>> running which runs perfectly from the command line -
>> myScript.yml
>>
>> - name: Shell script test
>> hosts: all
>> tasks:
>>
>> - name: Run a shell command
>> ansible.builtin.shell: power_consumption.sh
>> register: foo_result
>> args:
>> chdir: /usr/src
>> ignore_errors: true
>>
>> - name: Run a script
>> ansible.builtin.script:
>> cmd: /usr/src/power_consumption.sh
>> ignore_errors: true
>>
>> - name: Run a script in another way
>> ansible.builtin.script: /usr/src/power_consumption.sh
>> ignore_errors: true
>>
>> - name: Run a script via command line
>> ansible.builtin.command: ./power_consumption.sh
>> args:
>> chdir: /usr/src
>> ignore_errors: true
>>
>>
>> # - name: Run a script second way
>> # ansible.builtin.script:
>> # cmd: /usr/src/power_consumption.sh
>>
>> - name: Run a shell command using output of the previous task
>> ansible.builtin.shell: /usr/src/bar.sh
>> when: foo_result.rc == 5
>>
>>
>> The contents of the power_consumption.sh script are -
>>
>> hostfqdn=$(hostname --fqdn)
>> time=1
>> declare T0=($(cat /sys/class/powercap/intel-rapl/*/energy_uj)); sleep
>> $time; declare T1=($(cat /sys/class/powercap/intel-rapl/*/energy_uj))
>> for i in "${!T0[@]}"; do echo - | awk "{printf \"%.1f W\",
>> $((${T1[i]}-${T0[i]})) / $time / 1e6 }" >> $hostfqdn.txt ; done
>>
>>
>> I have no idea what I am doing wrong, I have tried to put the script in
>> /usr/bin as well but same result for all tasks -
>>
>> TASK [Run a script via command line] *
>> The full traceback is:
>> File
>> "/tmp/ansible_ansible.legacy.command_payload_p_z2bc7h/ansible_ansible.legacy.command_payload.zip/ansible/module_utils/basic.py",
>> line 2050, in run_command
>> cmd = subprocess.Popen(args, **kwargs)
>> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>> File "/usr/lib/python3.11/subprocess.py", line 1024, in __init__
>> self._execute_child(args, executable, preexec_fn, close_fds,
>> File "/usr/lib/python3.11/subprocess.py", line 1901, in _execute_child
>> raise child_exception_type(errno_num, err_msg, err_filename)
>> fatal: [100.91.187.42]: FAILED! => {
>> "changed": false,
>> "cmd": "./power_consumption.sh",
>> "invocation": {
>> "module_args": {
>> "_raw_params": "./power_consumption.sh",
>> "_uses_shell": false,
>> "argv": null,
>> "chdir": "/usr/src",
>> "creates": null,
>> "executable": null,
>> "removes": null,
>> "stdin": null,
>> "stdin_add_newline": true,
>> "strip_empty_ends": true
>> }
>> },
>> "msg": "[Errno 2] No such file or directory:
>> b'./power_consumption.sh'",
>> "rc": 2,
>> "stderr": "",
>> "stderr_lines": [],
>> "stdout": "",
>> "stdout_lines": []
>> }
>>
>> TASK [Run a script in another way] and TASK [Run a script]
>> The full traceback is:
>> NoneType: None
>> fatal: [100.91.187.42]: FAILED! => {
>> "changed": true,
>> "msg": "non-zero return code",
>> "rc": 2,
>> "stderr": "Shared connection to 100.91.187.42 closed.\r\n",
>> "stderr_lines": [
>> "Shared connection to 100.91.187.42 closed."
>> ],
>> "stdout":
>> "/root/.ansible/tmp/ansible-tmp-1724235551.658032-3341659-128056030829200/power_consumption.sh:
>> 3: Syntax error: \"(\" unexpected\r\n",
>> "stdout_lines": [
>>
>> "/root/.ansible/tmp/ansible-tmp-1724235551.658032-3341659-128056030829200/power_consumption.sh:
>> 3: Syntax error: \"(\" unexpected"
>> ]
>> }
>>
>> TASK [Run a shell command
>> fatal: [100.91.187.42]: FAILED! => {
>> "changed": true,
>> "cmd": "power_consumption.sh",
>> "delta": "0:00:00.001867",
>> "end": "2024-08-21 10:19:11.554061",
>> "invocation": {
>> "module_args": {
>> "_raw_params": "power_consumption.sh",
>> "_uses_shell": true,
>> "argv": null,
>> "chdir": "/usr/src",
>> "creates": null,
>> "executable": null,
>> "removes": null,
>> "stdin": null,
>> "stdin_add_newline": true,
>> "strip_empty_ends": true
>> }
>> },
>> "msg": "non-zero return code",
>> "rc": 127,
>> "start": "2024-08-21 10:19:11.552194",
>> "stderr": "/bin/sh: 1: power_consumption.sh: not found",
>> "stderr_lines": [
>> "/bin/sh: 1: power_consumption.sh: not found"
>> ],
>> "stdout": "",
>> "stdout_lines": []
>> }
>>
>>
>>
>>
>>
>>
>> On Wed, Aug 21, 2024 at 12:36 PM Stephen Maher <[email protected]>
>> wrote:
>>
>>> Hi,
>>>
>>> This if often because your ’shell’ script has the incorrect shebang at
>>> the top. If its a bash script then add executable: /bin/bash and try again,
>>> or check your script.
>>>
>>> Cheers.
>>>
>>>
>>>
>>> On 21 Aug 2024, at 09:32, Yogita Patil <[email protected]> wrote:
>>>
>>> Thanks for the responses guys, but these are the errors I see -
>>>
>>> The full traceback is:
>>> File
>>> "/tmp/ansible_ansible.legacy.command_payload_uk3ys11b/ansible_ansible.legacy.command_payload.zip/ansible/module_utils/basic.py",
>>> line 2050, in run_command
>>> cmd = subprocess.Popen(args, **kwargs)
>>> ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
>>> File "/usr/lib/python3.11/subprocess.py", line 1024, in __init__
>>> self._execute_child(args, executable, preexec_fn, close_fds,
>>> File "/usr/lib/python3.11/subprocess.py", line 1901, in _execute_child
>>> raise child_exception_type(errno_num, err_msg, err_filename)
>>> failed: [100.91.187.42] (item=./power_consumption.sh) => {
>>> "ansible_loop_var": "item",
>>> "changed": false,
>>> "cmd": "./power_consumption.sh",
>>> "invocation": {
>>> "module_args": {
>>> "_raw_params": "./power_consumption.sh",
>>> "_uses_shell": false,
>>> "argv": null,
>>> "chdir": "/usr/src/",
>>> "creates": null,
>>> "executable": null,
>>> "removes": null,
>>> "stdin": null,
>>> "stdin_add_newline": true,
>>> "strip_empty_ends": true
>>> }
>>> },
>>> "item": "./power_consumption.sh",
>>> "msg": "[Errno 8] Exec format error: b'./power_consumption.sh'",
>>> "rc": 8,
>>> "stderr": "",
>>> "stderr_lines": [],
>>> "stdout": "",
>>> "stdout_lines": []
>>> }
>>>
>>>
>>> I also create a simple foo.sh and tried to execute it like this, but
>>> here also I get errors -
>>> foo.sh contents -
>>> #!/bin/sh
>>> echo "Hello world"
>>>
>>> My TestShell script yml looks like this -
>>>
>>> - name: Shell script test
>>> hosts: all
>>> tasks:
>>>
>>> - name: Run a shell command and register its output as a variable
>>> ansible.builtin.shell: /usr/src/foo.sh
>>> register: foo_result
>>> ignore_errors: true
>>>
>>> - name: Run a shell command using output of the previous task
>>> ansible.builtin.shell: /usr/src/bar.sh
>>> when: foo_result.rc == 5
>>>
>>>
>>> Output of the above yml gives this error -
>>>
>>> fatal: [132.56.197.46]: FAILED! => {
>>> "changed": true,
>>> "cmd": "/usr/src/foo.sh",
>>> "delta": "0:00:00.002043",
>>> "end": "2024-08-21 08:32:06.317505",
>>> "invocation": {
>>> "module_args": {
>>> "_raw_params": "/usr/src/foo.sh",
>>> "_uses_shell": true,
>>> "argv": null,
>>> "chdir": null,
>>> "creates": null,
>>> "executable": null,
>>> "removes": null,
>>> "stdin": null,
>>> "stdin_add_newline": true,
>>> "strip_empty_ends": true
>>> }
>>> },
>>> "msg": "non-zero return code",
>>> "rc": 127,
>>> "start": "2024-08-21 08:32:06.315462",
>>> "stderr": "/bin/sh: 1: /usr/src/foo.sh: not found",
>>> "stderr_lines": [
>>> "/bin/sh: 1: /usr/src/foo.sh: not found"
>>> ],
>>> "stdout": "",
>>> "stdout_lines": []
>>> }
>>>
>>>
>>> On Mon, Aug 19, 2024 at 5:47 PM [email protected] <[email protected]>
>>> wrote:
>>>
>>>>
>>>> Create a var for script i.e.: script_path="/some/path/script" and use
>>>> that instead of hard coding path
>>>> On Sunday, August 18, 2024 at 7:14:58 AM UTC-4 Yogita Patil wrote:
>>>>
>>>>> Hi All,
>>>>>
>>>>> I am simply unable to execute a shell script on the remote host - this
>>>>> is my code (all other tasks run correctly except the execute task)
>>>>>
>>>>> - name: Power consumption test
>>>>> hosts: all
>>>>> tasks:
>>>>>
>>>>> - name: Transfer the script
>>>>> ansible.builtin.copy:
>>>>> src: power_consumption.sh
>>>>> dest: /usr/src/power_consumption.sh
>>>>> mode: '0777'
>>>>>
>>>>> - name: Execute the script
>>>>> # command: ./usr/src/power_consumption.sh
>>>>> command: "{{ item }}"
>>>>> args:
>>>>> chdir: "/usr/src/"
>>>>> with_items:
>>>>> - "./power_consumption.sh"
>>>>> ignore_errors: true
>>>>>
>>>>> - name: Remove shell script from remote server
>>>>> file:
>>>>> path: /usr/src/power_consumption.sh
>>>>> state: absent
>>>>>
>>>>> - name: Copy shell script output from remote server
>>>>> fetch:
>>>>> src: /usr/src/{{ ansible_fqdn }}.txt
>>>>> dest: /usr/src
>>>>> mode: '0777'
>>>>> with_fileglob:
>>>>> _ "*.txt"
>>>>>
>>>>>
>>>>> I have also tried with the shell: , script: sh ways of executing the
>>>>> script and none of them work, can someone tell me what I am doing wrong?
>>>>> TIA.
>>>>>
>>>>
>>>> --
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>>>>
>>>
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