You could reuse the module with some thing like:
name: send email
command: python3 /path/to/process_hostnames.py '{{ arg }}'
delegate_to: localhost
register: out
vars:
arg: "{{ ansible_play_hosts_all | join(' ') }}"
On Fri, Jul 28, 2023 at 10:21 AM Prady A <[email protected]> wrote:
> Thank you both of you and code .
> I ll try to simplify it. since the module is already we are using in
> different program, i reused it.
>
>
> Regards
> Prady
>
> On Sat, Jul 29, 2023 at 0:18, Evan Hisey <[email protected]> wrote:
>
>> This seems massively complicated for a simple shell command to send an
>> email. ON top of that you are attempting to break the
>> anisble.builtin.script module by forcing it to run on the localhost
>> (controller) rather than the target. Better option would be to just use
>> the either the command module and mailx or the
>> community.general.mail.module, both options will run fine with the
>> "delegate_to: localhost" and require much less coding to make work.
>>
>> A rough example base on the visible code:
>> name: mail host list
>> community.general.mail:
>> host: mail.server.com
>> port: 25
>> to: John Smith <[email protected]>
>> from: [email protected]
>> subject: Ansible-report
>> body: List of hosts {{ ansible_hostname }}
>> delegate to local hostocalhost
>> register: out
>> vars:
>> arg: "{{ ansible_play_hosts_all |
>> join(' ') }}"
>>
>>
>>
>>
>>
>> On Fri, Jul 28, 2023 at 9:46 AM Prady A <[email protected]> wrote:
>>
>>> Hi Todd,
>>>
>>> Thank you so much as always.
>>> Actually to run the ansible we switch from normal user to root user and
>>> run the ansible.
>>> In my case when I m running "who am i" from Putty it is working but
>>> when I am executing it from visual studio code using remote ssh login
>>> plugin there it is not working.
>>> Basically I want to send the mail from the user who logged in ex:
>>> [email protected]. Even though we logged in as root when we give "who am i"
>>> it returns the logged in user even though you su to another user. I will
>>> try to use your code. Incase still my approach is bad please let me know.
>>>
>>> Ex:
>>>
>>> ubuntu /home/gara% who am i
>>> gara pts/0 2008-06-20 11:36 (192.168.0.1)
>>> ubuntu /home/gara% whoami
>>> gara
>>> ubuntu /home/gara% su -
>>> Password:
>>> root@ubuntu:~# who am i
>>> gara pts/0 Jun 20 11:36 (192.168.0.1)
>>> root@ubuntu:~# whoami
>>> root
>>> root@ubuntu:~#
>>>
>>> Regarding the mailing function I am using the below. But it takes 10 min
>>> to send the mail.
>>>
>>> class Send_Mail:
>>> def __init__(self, to_addrs, workbook_path):
>>> self.to_addrs = to_addrs
>>> self.workbook_path = workbook_path
>>> d = self.workbook_path.rsplit("/", 3)
>>> self.workbook_filename = d[3]
>>>
>>> def send_mail(self):
>>> import smtplib
>>> from email.mime.text import MIMEText
>>> from email import encoders
>>> from email.mime.base import MIMEBase
>>> from email.mime.multipart import MIMEMultipart
>>>
>>> msg = MIMEMultipart()
>>> msg['Subject'] = "Validation Result"
>>> msg["From"] = "[email protected]"
>>> msg["To"] = self.to_addrs
>>> msg.preamble = 'excel test'
>>>
>>> try:
>>> file = open(self.workbook_path, 'rb')
>>> attachment = MIMEBase('application', 'vnd.ms-excel')
>>> attachment.set_payload(file.read())
>>> file.close()
>>> encoders.encode_base64(attachment)
>>> attachment.add_header("Content-Disposition", 'attachment',
>>> filename=self.workbook_filename)
>>> msg.attach(MIMEText('Attached is your validation
>>> result.\n\n\n', 'plain'))
>>> msg.attach(attachment)
>>>
>>> smtp = smtplib.SMTP('localhost')
>>> smtp.send_message(msg)
>>> smtp.close()
>>> except IOError as e:
>>> print('IOE Exception!!\n{0}'.format(e))
>>> except:
>>> raise RuntimeError("Sorry,email could not be sent
>>> successfully."
>>> "Please scp the validation result
>>> yourself, "
>>> "there might be something wrong with the
>>> email address or something\n ")
>>> else:
>>> print('Validation result is now being sent as an Excel file
>>> to {0}.'.format(self.to_addrs))
>>> finally:
>>> smtp.close()
>>> file.close()
>>> ----
>>> sendmail = Send_Mail(to_addrs, workbook_path)
>>> sendmail.send_mail()
>>>
>>>
>>> ------
>>> Kind regards
>>>
>>> On Fri, Jul 28, 2023 at 21:43, Todd Lewis <[email protected]> wrote:
>>>
>>>> On my controller, `who am i` produces no output. In your python script
>>>> running on my system, because there is no output, `output[0]`
>>>> correctly produces the "IndexError: list index out of range" message.
>>>>
>>>> Having your python script go to all that trouble to run an external
>>>> program to get the user name seems a bit much. I'd suggest doing this
>>>> instead:
>>>>
>>>> import os
>>>> import pwd
>>>> userid = pwd.getpwuid(os.getuid())[0]
>>>>
>>>> Then there's the question of whether you want to roll your own email
>>>> sending program rather than using the `
>>>> community.general.notification.mail` module. There may be good reasons
>>>> either way.
>>>>
>>>> Good luck,
>>>> --
>>>> Todd
>>>>
>>>>
>>>> On 7/28/23 2:12 AM, Prady A wrote:
>>>>
>>>> Hi Experts,
>>>>
>>>> Need your suggestion pls.
>>>>
>>>> The below one is ansible file which calls an python file in the control
>>>> node(localhost) and process an excel file which is also present in control
>>>> node based on hostnames. There is no issue in processing the excel and now
>>>> I am facing challenges while sending the file in mail.I am trying to
>>>> extract the current logged in user in control node and send mail to that
>>>> logged in user. But both my below command incoporated in python script are
>>>> not working.
>>>> #cmd = 'echo $USER
>>>> #cmd = 'who am i | cut -d" " -f 1'
>>>> output, errors, return_code = serverside_execute_command(cmd)
>>>>
>>>> it seems my *serverside_execute_command(cmd):*
>>>> I executed the python program standalone it is working as expected in
>>>> the control node.But when it is called from Ansible code it is throwing the
>>>> below error. Any insight would be greatly helpful.
>>>>
>>>> *Error:*
>>>> fatal: [jp1ld100 -> localhost]: FAILED! => {"changed": true, "msg":
>>>> "non-zero return code", "rc": 1, "stderr": "Traceback (most recent call
>>>> last):\n File
>>>> \"/root/.ansible/tmp/ansible-tmp-1690520194.14-32141-129555701534658/process_hostnames_v3.py\",
>>>> line 213, in <module>\n mail(filename)\n File
>>>> \"/root/.ansible/tmp/ansible-tmp-1690520194.14-32141-129555701534658/process_hostnames_v3.py\",
>>>> line 168, in mail\n if not re.match('x', output[0]):\nIndexError: list
>>>> index out of range\n", "stderr_lines": ["Traceback (most recent call
>>>> last):", " File
>>>> \"/root/.ansible/tmp/ansible-tmp-1690520194.14-32141-129555701534658/process_hostnames_v3.py\",
>>>> line 213, in <module>", " mail(dest_filename)", " File
>>>> \"/root/.ansible/tmp/ansible-tmp-1690520194.14-32141-129555701534658/process_hostnames_v3.py\",
>>>> line 168, in mail", " if not re.match('x', output[0]):", "IndexError:
>>>> list index out of range"], "stdout": "Test.xltm\nFile [Test.xltm] has been
>>>> updated and sent to mail\nDEBUG cmd: who am i | cut -d\" \" -f 1\nDEBUG
>>>> return_code: 0\n", "stdout_lines": ["Test.xltm", "File [Test.xltm] has been
>>>> updated and sent to mail", "DEBUG cmd: who am i | cut -d\" \" -f 1",
>>>> "DEBUG return_code: 0"]}
>>>>
>>>>
>>>> *Process.yml:*
>>>> name: Collect host
>>>> hosts: all
>>>> tasks:
>>>> - block:
>>>> - name: python
>>>> script: "process_hostnames.py '{{ arg }}'"
>>>> args:
>>>> executable: python3
>>>> delegate_to: localhost
>>>> register: out
>>>> vars:
>>>> arg: "{{ ansible_play_hosts_all | join(' ') }}"
>>>> - debug:
>>>> var: out.stdout_lines
>>>> run_once: true
>>>>
>>>>
>>>> *process_hostnames.py*
>>>>
>>>> def *serverside_execute_command(cmd):*
>>>> import subprocess
>>>> try:
>>>> result = subprocess.run(cmd, stdout=subprocess.PIPE,
>>>> stderr=subprocess.PIPE,
>>>> check=True, shell=True,
>>>> universal_newlines=True)
>>>> except subprocess.CalledProcessError:
>>>> print('{0}'.format(result.stdout))
>>>> sys.exit(1)
>>>>
>>>> output = []
>>>> errors = []
>>>> stdout = result.stdout.splitlines()
>>>> try:
>>>> for line in stdout:
>>>> if line.strip() == "":
>>>> pass
>>>> else:
>>>> output.append(line.strip())
>>>> except UnicodeDecodeError:
>>>> output = [ "OUTPUT UNREADABLE" ]
>>>> try:
>>>> errors.append(result.stderr.strip())
>>>> except UnicodeDecodeError:
>>>> errors = [" ERRORS UNREADABLE" ]
>>>> return_code = result.returncode
>>>>
>>>> print("DEBUG cmd: {0}".format(cmd))
>>>> print("DEBUG return_code: {0}".format(str(return_code)))
>>>>
>>>> return (output, errors, return_code)
>>>>
>>>> def mail(dest_filename):
>>>> #cmd = 'echo $USER'
>>>> cmd = 'who am i | cut -d" " -f 1'
>>>> output, errors, return_code = *serverside_execute_command(cmd)*
>>>> if not re.match('x', output[0]):
>>>> raise RuntimeError("You are {0}.Please login as xID. Then try
>>>> again.".format(result.stdout))
>>>> sys.exit(1)
>>>> xid = output[0].rstrip('\n')
>>>>
>>>>
>>>> if __name__ == "__main__":
>>>> file_name= "Template.xltm"
>>>> mail(file_name)
>>>>
>>>>
>>>> --
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>>>> .
>>>>
>>> --
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>>>
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>>>
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