Examples

replace

## DOCUMENTATION online help: https://docs.ansible.com/ansible-core/2.11/collections/ansible/builtin/replace_module.html offline help: ansible-doc replace ## EXAMPLE 1 ## PLAYBOOK --- - name: replace module example 1 hosts: all become: True gather_facts: no tasks: - name: (1) replace specific regexp pattern .int => _int replace: path: /home/ansible/nodes.txt regexp: '.int' replace: '_int' - name: Debug (1) shell: "cat /home/ansible/nodes.txt" register: filecontents - debug: var=filecontents.stdout_lines # - name: (2) replace all matching lines between before and after expressions replace: path: /home/ansible/nodes.txt after: '<DoNotUse>' before: '</DoNotUse>' regexp: '^(.+)$' replace: '# ' - name: Debug (2) shell: "cat /home/ansible/nodes.txt" register: filecontents - debug: var=filecontents.stdout_lines # - name: (3) replace all matching lines before an expression replace: path: /home/ansible/nodes.txt before: '#NEW' regexp: '^(.+)$' replace: '# ' - name: Debug (3) shell: "cat /home/ansible/nodes.txt" register: filecontents - debug: var=filecontents.stdout_lines # - name: (4) replace all matching lines after an expression replace: path: /home/ansible/nodes.txt after: '#OLD' regexp: '^(.+\s+)([a-z0-9]+)$' replace: ' old_' - name: Debug (4) shell: "cat /home/ansible/nodes.txt" register: filecontents - debug: var=filecontents.stdout_lines ## OUTPUT PLAY [replace module example 1] ******************************************************************** TASK [(1) replace specific regexp pattern .int => _int] ******************************************** changed: [ubuntu20_int] changed: [debian11_int] TASK [Debug (1)] *********************************************************************************** changed: [ubuntu20_int] changed: [debian11_int] TASK [debug] *************************************************************************************** ok: [debian11_int] => { "filecontents.stdout_lines": [ "192.168.0.207 ubuntu20", "192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "192.168.0.109 oraclelinux7", "192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 mgmt7", "192.168.0.153 mgmt8" ] } ok: [ubuntu20_int] => { "filecontents.stdout_lines": [ "192.168.0.207 ubuntu20", "192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "192.168.0.109 oraclelinux7", "192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 mgmt7", "192.168.0.153 mgmt8" ] } TASK [(2) replace all matching lines between before and after expressions] ************************* changed: [ubuntu20_int] changed: [debian11_int] TASK [Debug (2)] *********************************************************************************** changed: [ubuntu20_int] changed: [debian11_int] TASK [debug] *************************************************************************************** ok: [debian11_int] => { "filecontents.stdout_lines": [ "192.168.0.207 ubuntu20", "192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "# 192.168.0.109 oraclelinux7", "# 192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 mgmt7", "192.168.0.153 mgmt8" ] } ok: [ubuntu20_int] => { "filecontents.stdout_lines": [ "192.168.0.207 ubuntu20", "192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "# 192.168.0.109 oraclelinux7", "# 192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 mgmt7", "192.168.0.153 mgmt8" ] } TASK [(3) replace all matching lines before an expression] ***************************************** changed: [ubuntu20_int] changed: [debian11_int] TASK [Debug (3)] *********************************************************************************** changed: [ubuntu20_int] changed: [debian11_int] TASK [debug] *************************************************************************************** ok: [debian11_int] => { "filecontents.stdout_lines": [ "# 192.168.0.207 ubuntu20", "# 192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "# 192.168.0.109 oraclelinux7", "# 192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 mgmt7", "192.168.0.153 mgmt8" ] } ok: [ubuntu20_int] => { "filecontents.stdout_lines": [ "# 192.168.0.207 ubuntu20", "# 192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "# 192.168.0.109 oraclelinux7", "# 192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 mgmt7", "192.168.0.153 mgmt8" ] } TASK [(4) replace all matching lines after an expression] ****************************************** changed: [ubuntu20_int] changed: [debian11_int] TASK [Debug (4)] *********************************************************************************** changed: [ubuntu20_int] changed: [debian11_int] TASK [debug] *************************************************************************************** ok: [debian11_int] => { "filecontents.stdout_lines": [ "# 192.168.0.207 ubuntu20", "# 192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "# 192.168.0.109 oraclelinux7", "# 192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 old_mgmt7", "192.168.0.153 old_mgmt8" ] } ok: [ubuntu20_int] => { "filecontents.stdout_lines": [ "# 192.168.0.207 ubuntu20", "# 192.168.0.208 opensuse15", "#NEW", "192.168.0.101 debian11 debian11_int", "192.168.0.102 mgmt7 mgmt7_int", "192.168.0.103 mgmt8 mgmt8_int", "192.168.0.104 rhel6 rhel6_int", "192.168.0.105 rhel7 rhel7_int", "192.168.0.106 rhel8 rhel8_int", "192.168.0.107 ubuntu20 ubuntu20_int", "192.168.0.108 opensuse15 opensuse15_int", "<DoNotUse>", "# 192.168.0.109 oraclelinux7", "# 192.168.0.110 centos8", "</DoNotUse>", "#OLD", "192.168.0.152 old_mgmt7", "192.168.0.153 old_mgmt8" ] } PLAY RECAP ***************************************************************************************** debian11_int : ok=12 changed=8 unreachable=0 failed=0 skipped=0 rescued=0 ignored=0 ubuntu20_int : ok=12 changed=8 unreachable=0 failed=0 skipped=0 rescued=0 ignored=0