8 How to add an existing public key to authorized_keys file using Ansible and user module?. One issue could be that the ssh private key which is present already can't be access by the user from which ansible playbook is run. headincloud. 1. Summary: Ansible is not able to. SSH pub key add to authorized key. 2. For RHEL 8. posix. 12, while it work very well with Ansible 2. Ansible: Create new user and copy ssh-keys from local system. Using the parameters below- data|ansible. EDIT: If I ssh on to the vm as owen (from the box with the ssh private key, that created the vm) then I am able to run sudo visudo -f /etc/sudoers and access that file. 1 Answer. Lookups occur on the local computer, not on the remote computer. shell: rsync --archive --chown. then the key options are no longer added to the ~/. ssh/authorized_keys. 0. Since ansible uses ssh to access to each of the remote hosts, before we execute a playbook, we need to put the public key to the ~/. Learn how to add or remove SSH authorized keys for particular user accounts using the ansible. posix. 2. --- plugin_routing: modules: hashivault_write: redirect: ansible. stdout}}" with_items: "{{keys. then retry. It doesn't make sense for me to not fail if the user account doesn't exist. The ssh_key_file is the path used by the option generate_ssh_key of user module. With all my respect, I don't think that the answer of "helloV" is correct, due to the playbook, it would copy the public key from host1 to. aws 1. Share. このプラグインは ansible. This user can be either root or a regular user with sudo privileges. OS / ENVIRONMENT. ansible - copy key to authorized keys file. Examples. pub key from Ansible control machine to Remote Node in a file ~/. I want serverA to be able to access serverB by copying the ssh_pub_key of serverA to serverB. posix. name: generate key user: name:. authorized_key: user= { { item. ssh directory. Choices include RSA, DSA, and ECDSA. 0. . posix. tekneed. 1. ex3. ssh" state: directory become: true become_method: sudo become_user: " { {account}}" Another thing how can i do sudo. authorized_key – Adds or removes an SSH authorized key. Detailed answer to the one provided by @Konstantin Suvorov, if you are going to use a Dockerfile. Ansible authorized key module unable to read public key. The second task fails because no sudo password supplied. STEPS TO REPRODUCE. delegate_to: localhost command: cat {{item}} # Register the results of this task in a variable called # "keys" register: keys with_fileglob: - "public-keys/*. You can also add the private key file: $ ssh-agent bash $ ssh-add ~/. Then copy the public key from Ansible controller node to remote target nodes in ~/. Starting at Ansible 2. Be sure to set manage_dir=no if you are using an alternate directory for authorized_keys, as set with path, since you could lock yourself out of SSH access. name }} key=" { { item. . But how do we change permissions of authorized_key from within the Ansible task itself? (So that I don't have to separately log into the instance to modify permissions of . authorized_key_list, authorized_key_list_host and authorized_key_list_group are merged when managing the authorized keys. Which says : Whether to remove all other non-specified keys from the authorized_keys file. Ansible update authorized_keys file. builtin. 8k. The fix for this part of that issue is a simple 2 steps: Find and delete all ^ssh_host_. Ansible is only writing the second key to the authorized keys file. path: で標準のパスではないディレクトリに公開鍵を登録する場合 no を指定する. 1 Using authorized_key module in a playbook to set up SSH key for new users. builtin. You switched accounts on another tab or window. 2. You'll find content for provisioning infrastructure, deploying applications. 04. Passing sshd's authentication checks gives you a. ansible-playbook -i production --extra-vars "hosts=web:pg:1. pem. It might be SE Linux. You need further requirements to be able to use this module, see Requirements for details. Teams. posix. answered Feb 12, 2019 in Ansible by Charlie • 599 views. Discuss Ansible in the new Ansible Forum! This is the latest (stable) community version of the Ansible documentation. A string of ssh key options to be prepended to the key in the authorized_keys file. Note that the same result happens when ansible_user and ansible_become are omitted from the inventory file. Since Ansible 2. We then need to add the public key to the target host’s ~/. How do I transfer it and add it to authorized_keys on remote B? Update. Be sure to set manage_dir=no if you are using an alternate directory for authorized_keys, as set with path, since you could lock yourself out of SSH access. Follow ansible-playbook -i production --extra-vars "hosts=web:pg:1. ISSUE TYPE Bug Report COMPONENT NAME authorized_key ANSIBLE VERSION 2. For a list of valid user names, see Error: Server refused our key or No supported authentication methods available. It can be controlled via a user's ~/. Once the user is created you can use Ansible to add the user's public key to the authorized key file on the git server you can use the authorized key module. exclusive: Whether to remove all other non-specified keys from the authorized_keys file. Share. Let Ansible do the job instead. Ansible can be configured using a config file named ansible. posix. One more thing about the hosts file. ansible. Put the username and password in 'etcansiblehosts' [server] 172. files in the directory /etc/ssh/. This scenario only supports linear strategy. authorized_key module. Code. ssh/authorized_keys while Ansible reports. These are the plugins in the ansible. You'll find content for provisioning infrastructure, deploying applications. ssh/authorized_keys register. It will handle setting the SSH keys on the remote machine allowing you to create an ansible inventory file with the remote machine. You need to put your public key into the ansible user file . present 表示添加指定 key 到 authorized_keys 文件中， absent 表示从 authorized_keys. In this tutorial, we look at SSH keys and ways to add or change key comments. Its file name is configurable, default is ansible_rsa. 2 Ansible: Create new user and copy ssh-keys from local system. py","contentType":"file"},{"name":"authorized_key. There is one public key file for each user (e. If set to yes, the module will create the directory, as well as set the owner and permissions of an existing directory. builtin. Question 2: the SSH keys What is the best choice: let Ansible use the root user (with its public key saved in ~/. Each user will have a different key for each server. ansible-core. You need to tell Ansible which hosts you are going to use. The Ansible control node’s SSH public key added to the authorized_keys of a system user. Save and close the file. Jump-start your automation project with great content from the Ansible community. 4. Be sure to set manage_dir=no if you are using an alternate directory for authorized_keys, as set with path , since you could lock yourself out of SSH. 9 (which is not supported anymore), use dnf to install 'ansible'. ssh/authorized_keys file using Ansible authorized_key. ssh/authorized_key file has fairly specific permissions (rw user only) as does the . ssh/my_rsa # copy rsa key RUN chmod 600 /root/. Follow answered Sep 26, 2020 at 17:38. I’m going to manage total three hosts. Please edit this file with any text editor like vim or nano with “sudo” as below: sudo nano hosts. ansible. Utilizing delegate_to and authorized_key to implement passworless SSH on a cluster does not work. skibbipl Mar 16, 2022. I'm trying to create a set of authorized SSH keys for a set of users in Ansible. Both manager and managed host are Ubuntu 14. pub >> . also, ensure that the . - name: Set authorized key taken from file \n ansible. Ansible側の作業. I am prompted for sudo password and the first task is completed. In the third and final task, we use the. New in version 1. pub. on the machine being created, and are configured within the builder section. You’ll begin by reviewing the tasks defined in the main playbook. pub hostC hostC. Learn more about Teams 1 Answer. OS / ENVIRONMENT. - name: Create sftp user authorized_key entries. The Ansible module requires you telling it which user account (s) on the remote server to modify. 0. Set authorized key taken from file::::{ {('file',)}}:Set authorized keys taken from urlauthorized_key:::key:authorized key in alternate locationauthorized_key:user::key:"{ {('/home/charlie/. SSH Key pairs with Ansible. Either use ini notation or yaml notation to give the variables to the module. 4. 90. Ansible側の作業. authorized_key – Adds or removes an SSH authorized key. 0) to create named ssh access across our network of servers. Use the following command to create the key pair on the client computer from which you will connect to remote devices: # ssh-keygen. legacy. ansible-galaxy collection install ansible. - hosts: all tasks: - name: Include ckaserer. stdout}}" with_items: "{{keys. This used to be working prior to version 1. However I keep getting:Here's the problem: I'm trying to set public keys for a user on a remote machine. Step 3: Fetch the Key Public Key from the servers to the ansible master. Issue Tracker. Copy a local SSH public key and include it in the authorized_keys file for the new administrative user on the remote host. move pub key, which is created in ~/. Here, the path towards your key is built using Ansible’s lookup function. 35. - name: ensure ssh-key is present ansible. ssh/authorized_keys file each time, or attempt to some hacky way to add the line, but if there's an official command, it'll be more robust and prevent duplication. Synopsis. yml. If false, the key will only be set if no key with the given name exists. ssh/authorized_keys and ~/. How to use ansible authorized_key to authorize a ServerA (not the controller machine) to access Server B. ssh/id_rsa. In this post I will demonstrate how you can use ansible to automate the task of adding one or more ssh public keys to multiple servers authorized_keys file. The authorized_key module has plenty of great examples to get started with. If set to yes , the module will create the directory, as well as set the owner and permissions of an existing directory. Here are five (non exhaustive) possible solutions (using double quotes as outermost quoting). . If you have a very large number of host keys to manage, you will find the ansible. ansible - copy key to authorized keys file. So it actually does not look on the target host but on the controller. Viewed 3k times. 1246 Downloads. You switched accounts on another tab or window. For this to work, we need ansible and the passlib package. If you don't care about limiting the user to read-only access to your repo then you can create a normal ssh user. ssh. ssh/authorized_keys) ssh; ansible; Share. ssh/authorized_keys, that file at least should have 400 permission bits and. You may want to capture (register) result of user task and use it's fields: - name: create user user: name: test_user_003 generate_ssh_key: yes group: sudo ssh_key_passphrase: xyz register: new_user - name: Set. Be sure to set manage_dir=no if you are using an alternate directory for. Issues 546. 0. ssh folder. --- - hosts: test-vms tasks: -name: "This is a test task" command: /bin/hostname. I am having a strange issues with ansible, I am trying to create an initial setup on my servers so I can use SSH keys rather than passwords, so what I am doing is for each server group, I have a path where I am creating my SSH key, using ansible authorize the key on the servers with a password prompt, so that after I won't need to use a. ssh/authorized_keys / let the Ansible user to run every commands through sudo specifying a password (which is unique needs to be known by every sysadmin which uses Ansible to control that servers)Most distributions do not create the . Key files are neatly tucked in the files. The first task uses the file module and sets the permissions of the . You signed in with another tab or window. However I keep getting: Here's the problem: I'm trying to set public keys for a user on a remote machine. patch – Apply patch files using. Ansible authorized key module unable to read public key. Whether this module should manage the directory of the authorized key file. Issue Tracker. Scenario and requirements: I have multiple public ssh-keys stored as . ssh/authorized_keys. Ansible has modules like user and authorized_key which allows managing user accounts and authorized SSH keys respectively. Unable to add public key to target host using ansible authorized_key module. Jump-start your automation project with great content from the Ansible community. ssh/authorized_keys on the remote host. Some, not all keys will get added to ~/. Once the. ・yes. You signed in with another tab or window. It is not included in ansible-core. 4, to install Ansible 2. pub - name:. 3 Answers Sorted by: 2 From the doc you are pointing to in your question regarding the exclusive option Whether to remove all other non-specified keys from the authorized_keys file. authorized_key module – Adds or removes an SSH authorized key. general. 1. The ansible. 2. Add that user to the sudoers. ssh/id_rsa. 1 ansible_password=xxx ansible_user=root. posix. biz. I assume this is because this attribute might be missing in the dictionary. Attributes. net URI. authorized_key will not add the keys if the already exists - that is the beauty of ansible. And there you should put your SSH options. I am trying to build a playbook which includes distributing authorized SSH keys. Change the permissions of the ~/. I have a users variable set up like so: users: - { username: root, name: 'root' } - { username: user, name: 'User' } In the same role, I also have a set of authorized key files in a files/public_keys directory, one file per authorized key:Add multiple SSH keys using ansible. Using a single directory structure makes it easier to add to source control as well as to reuse and share automation content. - user: name: " { { item }}" shell: /bin/bash group: usergroup. Ansible authorized_key module will look for public key so you have to use lookup for thatIf only several new servers come in place, fill authorized_keys file manually will not be a big problem. authorized_key モジュールの使用例 hosts: all gather_facts: no tasks: - name: 公開鍵を削除する ansible. The jumphost credential and the machine endpoint credential passed can be seen in the job template. You can have an Ansible Config file within your project folder which can state which key to use, using the following: private_key_file = /path/to/key/key1. 04. The first step is to create a key pair on the client machine (usually your computer): ssh-keygen. firewalld – Manage arbitrary ports/services with firewalld. 2. Users who need to be distributed are set in the variable, and then it uses lookup to read files in a loop. Here are five (non exhaustive) possible solutions (using double quotes as outermost quoting). Projects 7. If they don’t, you won’t be able to log in. ssh/authorized_keys file using the following command:Step 1 — Creating the Key Pair. ssh/authorized_keys. The Authorized_Keys file is present in <System Drive>UsersMyLoggedInAdministratorUser. mwiapp01 server's. ansible. Switches and ansible are possible but it's not the same as driving servers. test is the usernameCreate a new SSH key pair locally with ssh-keygen. sudo apt install whois -y. To install it, use: ansible-galaxy collection install ansible. added in amazon. Improve this question. Oct 26th, 2020 7:44 am. I'm sure the id_rsa. ssh folder properly set up, and it yelled at me. posix. 1 Answer. The variable name in the context of SSH keys could refer to the user who accepts the key, or the name of key itself. 0. That is, if I have a playbook like this: - hosts: localhost tasks: - name: add user user: name: testuser shell: /bin/bash password: secret append: yes generate_ssh_key: yes ssh_key_bits: 2048. pub') }} \" - name: Set authorized keys taken from url ansible. pub files on a central location; I want to create new users from a vars file; each user shall have (none/one specific/multiple) public ssh-keys from the selection of . 0. For OpenSSH >= 7. 8 private keys will be in PKCS1 format except ed25519 keys which will be in OpenSSH format. Ansible authorized_key cant find key file. How do I add pre-existing keys SSH to ansible? (crypto) 1. authorized_key but in. Traditional Amazon Web Services credentials consist of the AWS Access Key and Secret Key. /config/id_rsa_tfSUMMARY After a user account was created by using the modules ansible. Running ansible from a jump box I'm creating a set of users and creating a private/public key pair with the users module. The key vault and keys/secrets inside it are accessed via {vault-name}. Reload to refresh your session. It tries a bunch of different keys from my local (Ansible master node) system without success. - name: Add ssh user keys. . authorized_keys and with_items in Ansible. mkdir bootstrap-raspberry && cd bootstrap-raspberry. lookup 是 ansible 的一个插件，在 ansible 中使用频率非常高，几乎稍微复杂一点的 playbook 都可能会用上它. At minimum, you need a ssh daemon running and a user that can access the host with a password. 1 Using authorized_key module in a playbook to set up SSH key for new users. It begins with ssh-rsa followed by a bunch of alphanumeric letters, and ends with rsa-key-20190607. posix. Unable to add public key to target host using ansible authorized_key module. 1. Then password less sudo. How to add an existing public key to authorized_keys file using Ansible and user module? 2. 12. On servers are many users, but I don't need to manage all users, but only specified users. ssh/id_ed25519. Generate ssh-key for this. Users who need to be distributed are set in the variable, and then it uses lookup to read files in a loop. To install it, use: ansible-galaxy collection install community. ssh/id_ecdsa -N "". First attempt: ansible all -i inventory -m local_action -a "ssh-copy-id {{ inventory_hostname }}" --ask-pass But I have the er. Therefore, the following solution may be preferable since it troubleshoots the public key authentication method. I've got an Ansible Collections in my Ansible playbook as follows: - name: Create a profile for the user community. I would do the following: create a role (something like 'base') where you (amongst other things), create a suitable user (and sudo rules) for ansible to use. posixSince ansible uses ssh to access to each of the remote hosts, before we execute a playbook, we need to put the public key to the ~/. ansible-playbook auth_key. The private key is available locally, while the public key is shared with the remote hosts to which we wish to connect. Do this with the ssh-copy-id command: ssh-copy-id -i ~/. SUMMARY. . in the following example, you could notice that the task1 and task2 are doing the exact same job of copying the public key from local and adding to the authorized_key on the remote server to enable SSH Key based authentication. 04 . 1. Then how can I concatenate both tasks in one? You cannot do it, but you can just add become to the second task, which will make it run with the same permissions as the first one: - file: path: " { {home}}/. You can use the host and group lists to specify keys per host or group off hosts. Typically, you can provide these secrets within Ansible playbooks, but doing so exposes them to possible interception and exploitation. ssh/authorized_keys. And now I do not remember whose key is to be on what server. [lisa@drsdev1 ~]$ vi ansible/user. I'll play around with this andIf you can login without trouble on all three machines, the next step is to send your public key over to each server. ansible / ansible Public. I used PuTTY on Windows. Generate the password using the passlib package. Ansible playbook that replaces ssh keys in the authorized_keys file of all non-system users and the root user. Edit: Updated the variable name to avoid the deprecated syntax. ssh folder. Second Scenario. The last step fails on getting the two ssh keys (it could be more) into a proper newline seperated list so ansible can ingest it. Public Key of the user. 141. cfg or the host file (with ansible_ssh_private_key_file defined) has permission to access user jay 's ssh key. iptables – Modify iptables rules. pub including the beginning "ssh-rsa" until it ends with your email address: cat ~/. Whether this module should manage the directory of the authorized key file. Share. Hosts file [servers] prod_server ansible_host=IP_prod new_server ansible_host=IP_new [servers:vars] ansible_user=sudo_user ansible_sudo_pass=sudo_password. mwiapp01 server's public key mwiapp01-id_rsa. authorized_key: Ansible authorized_key module. Ansible task to copy SSH keys. Now in this example, we will use an Ansible playbook to create a key combination for a user. Example #1. To achieve the above, I have different Ansible roles for different types of server (eg. The lineinfile module is used to search and replace a line in sshd_config in order to disable password authentication for root, limiting access to its privileges for heightened. ansible パッケージを使用している場合は、このコレクションがすでにインストールされている可能性があります。. Each user's key is put into its own file named after the username. ssh/id_rsa. pubkey. I agree with Brian's comment above (and zigam's edit) that the vars. Starting at Ansible 2. let Ansible use the root user (with its public key saved in ~/. 9. The lineinfile module is used to search and replace a line in sshd_config in order to disable password authentication for root, limiting access to its privileges for heightened. N/A. 管理しない。. Then edit authorized_keys on the server and paste contents of your clipboard below any other keys in that file: nano ~/. Set a variable of ansible_user_first_run to the user you're going to use for the 'first run' of the playbook, for example root. ssh/authorized_keys2. Alternatively, you can open the ~/. posix'. Install aptitude, which is preferred by Ansible as an alternative to the apt package manager. 0. Secure SSH connection to this user with keys pair; Execute my Ansible playbook as "sudouser" instead of "root" I'm doing this with the following bash script:Summary I connect via ssh with ansible_user: vwacc to my machines, when it is not set in group_vars/all. ssh directory and the ~/. It is the default communicator for a majority of builders. ssh/authorized_keys. ec2_instance. Using Ansible and its authorized_key module. Install Ansible. 0 Ansible authorized key module unable to read public key. Ansible 2. How can I combine these list to use with authorized_key in order to place all keys under case1 in all the users' authorized_file like the below example? user1's auth. I am executing the playbook using ansible-playbook copy_publickey. cfg.