1 Answer. ssh. I was facing a related issue: Permission denied (publickey,gssapi-keyex,gssapi-with-mic). authorized_key: user: charlie state: present key: \" {{ lookup('file', '/home/charlie/. ansible-playbook auth_key. Match the contents of ~/. 0: of ansible. 4 Answers. yml Previously, it was all good, but now increased the number of keys and servers. 2) when your agent is. The ssh_key_file is the path used by the option generate_ssh_key of user module. I corrected it with giving the correct permissions to the . Step 1 — Creating the Key Pair. Then task 2 that executed locally loops over other nodes and authorizes all keys. However my key still isn't allowing me to log in without a password even though the key is in the authorized_keys on the server the client is targeting. I have a YAML file in which I have the following keys for multiple users. At minimum, you need a ssh daemon running and a user that can access the host with a password. pubkey. ssh/id_rsa. The ansible command module does not pass commands through a shell. 1. My plan was:. Ansible authorized_key cant find key file. At first glance Ansible seems to connect to a host named 192. So it would look a little something like this. aws . Sorted by: 1. Create a project folder on your filesystem. posix collection: Modules acl module – Set and retrieve file ACL information. The ~/. Please edit this file with any text editor like vim or nano with “sudo” as below: sudo nano hosts. service sshd restart. Note. I am prompted for sudo password and the first task is completed. The format of this file is described above. 1 Answer. task 1 fetches the ssh key from all nodes in order. Let’s create them. yaml for example)Whether this module should manage the directory of the authorized key file. posix. I have written an ansible script to remove SSH keys from remote servers: --- - name: "Add keys to the authorized_keys of the user ubuntu" user: ubuntu hosts: tasks: - name: "Remove key #1" authorized_key: user=ubuntu key=" { { item }}" state=absent with_file: - id_rsa_number_one. SSH pub key add to authorized key. pub (the public key). To check whether it is installed, run ansible-galaxy collection list. In this tutorial, we look at SSH keys and ways to add or change key comments. Edit: Updated the variable name to avoid the deprecated syntax. Share. ssh folder properly set up, and it yelled at me. Start using Ansible. ssh. To install it, use: ansible-galaxy collection install amazon. authorized_key - Adds or removes an SSH authorized key Synopsis Whether the given key (with the given key_options) should or should not be in the file. 11. This can be done by including the hostname or IP Address of the target endpoint in /etc/ansible/hosts. This user can be either root or a regular user with sudo privileges. client: - key: ssh-rsa. I realized that my ~/. key }}" with_items: ssh_users. manage_dir. I could overwrite the ~/. Machine can be your local workstation also. With your solution you are becoming the user of which you try to change the authorized_keys file. Share. The #ansible IRC channel noted that key options can be included in the multiline key field. If set to yes , the module will create the directory, as well as set the owner and permissions of an existing directory. And I'd like to filter only for ssh-ed25591 keys. This means you can't use shell operators such as the pipe, and that is why you are seeing the pipe symbol in the output. Ansible authorized key module unable to read public key. Requirements The below requirements are needed on the host that executes this module. Check the ~/. firewalld – Manage arbitrary ports/services with firewalld. The authorized_key module can be used if you supply the username and the location of the key. ssh/authorized_keys so that you don’t need to input the password for ssh every time you execute the playbook. I generate custom key-pair on my ansible host. Be sure to set manage_dir=false if you are using an alternate directory for authorized_keys, as set with path, since you could lock yourself out of SSH access. One of the most common ways to do that is using SSH. Generate ssh-key for this. 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: . In the authorized_keys file I have several keys and am trying to change the value on a few so when I run a script on the other side it can modify how it process information. 8 private keys will be in PKCS1 format except ed25519 keys which will be in OpenSSH format. yml. 1. ssh/id_rsa. posix. builtin. ssh directory as it may not have the correct permissions. authorized_keys fails when no permission on directory · Issue #34001 · ansible/ansible · GitHub. 0. Once you’re done setting everything up, you’re ready to begin the first step. Scenario: Need a playbook to execute from a ansible controller that should append id_rsa. Older versions of Ansible will use the now-deprecated authorized_key . Here's the problem: I'm trying to set public keys for a user on a remote machine. 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. I want serverA to be able to access serverB by copying the ssh_pub_key of serverA to serverB. 6. CONFIGURATION OS / ENVIRONMENT. If you used the Vagrant file from the vagrant-alm repository, after creating the “app”. Issue Type: Bug Report Ansible Version: ansible 1. authorized_key is for Ansible 2. Modified 12 months ago. I'm not entirely sure why the multi-key ability is even there (and it doesn't seem to be documented) as previously - see 39c8bec - authorized_key even failed explicitly when key contained more then. ssh chmod 700 ~/. 3] config file =. For longer-lived EC2 instances, it would make sense to accept the host key with a task run only once on initial creation of the instance: . 1. The helper program ssh-copy-id does exactly what you ask, and as a happy benefit, will also create and secure both the ~/. It is not included in ansible-core. - name: Generate /etc/ssh RSA host key command: ssh-keygen -q -t rsa -f /root/. authorized_key, which could not be loaded. 04 Summary: It seems like with_fileglob fails with the authorized_key module. Oct 26th, 2020 7:44 am. yes. The path to the authorized keys is {{user_home_dir}}/. 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. present 表示添加指定 key 到 authorized_keys 文件中， absent 表示从 authorized_keys. As needed, change resource names and/or context based on what is seen in the AVC. Having to construct this multiline key field including options is pretty close to generating content for ansible. When I first set up my ssh key auth, I didn't have the ~/. SSH key name. Once that is setup you have two options:Note that ansible. name }}' state: present key: '{{ item. I need to put some ssh keys by blocks in . Key Deployment: Deploy the ~/. 9. builtin. You need further requirements to be able to use this module, see Requirements for details. 0. Then password less sudo. The OpenSSH server by default will ignore authorized_keys in this case. In summary, there are 3x ways to install ansible: For RHEL 8. Improve this question. authorized_key: user: '{{ item. You want to use the authorized_key module. authorized_key: user: "your-user" state: present key: "your-public-key-goes-here". authorized_key module – Adds or removes an SSH authorized key. ssh/vid_rsa run_once: TrueThe first is to ask for the account's password, which is hands off to the system, and allows a login if it was correct. The addresses are contained in a dictionary with keys ‘addr’ and ‘version’, which is either 4 or 6 depending on the protocol of the IP address. so, scp it there first, then you cat it and point it to append to the authorized_keys file. Step 3: Fetch the Key Public Key from the servers to the ansible master. 1246 Downloads. Once the. Then edit authorized_keys on the server and paste contents of your clipboard below any other keys in that file: nano ~/. Another way to add private key files without using ssh-agent is using ansible_ssh_private_key_file in an inventory file as explained here. This can be done using the authorized_key module in Ansible. 2. create_users gives me ERROR! couldn't resolve module/action 'authorized_key'. builtin. known_hosts module lets you add or remove a host keys from the known_hosts file. In the example, you test the existence of the attribute sshkeys. Some, not all keys will get added to ~/. ansible-galaxy collection install ansible. Typically, you can provide these secrets within Ansible playbooks, but doing so exposes them to possible interception and exploitation. Follow answered Sep 26, 2020 at 17:38. ssh vi ~/. - name: Add ssh user keys. This option is not loop aware, so if you use with_ , it will be exclusive per iteration of the loop, if you want multiple keys in the file you need to pass them all. pub. Something like: ssh-add-local-key "ssh-rsa. pub - name:. ssh/ on your computer on your switch. yml. g. general. I present the custom private key to all the destination hosts and give them the custom ansible host public key using authorized_key module so we do not have to manually setup the ssh keys for communication. windows. Last, you can do much better with ansible. git module over ssh, for example. authorized_key: Ansible authorized_key module. chmod 0700 /home/user/. 1) when your agent is running, you don't have the related environment variables available in the current shell: ssh-add will fail since it does not have the agent PID nor socket. This is what I have no but it takes only the last key and not both. 4. To check whether it is installed, run ansible-galaxy collection list. pub would go to mwiapp02 server and vice versa. ssh/authorized_keys. Do this with the ssh-copy-id command: ssh-copy-id -i ~/. posix. Ansible Advent Calendar 2015 の5日目の記事です。authorized_key モジュールansible実行時にSSHのパスワード入力ではなく、公開鍵認証で済ませたい。そしてその設定1回だけのためにplaybookを書きたくないな～ということで、どう書けるのか試して見ました…In summary, there are 3x ways to install ansible: For RHEL 8. ssh/authorized_keys files of our servers contain only a given set of ssh keys. 1. Here. 7/devel Environment: Ubuntu 12. authorized_key - Adds or removes an SSH authorized key You are reading an unmaintained version of the Ansible documentation. Next, we will generate a new ssh-key. builtin. Here, you'll see the list of templates you've created. builtin. There is one public key file for each user (e. cfg in the directory you are running deployment scripts from, and put the next settings: [ssh_connection] ssh_args = -o ForwardAgent=yes. --- - name: vms1 - Authorize hosts with pub key hosts: vms1. Scenario and requirements: I have multiple public ssh-keys stored as . ansible_authorized_keys. pub. 6,. 0. Nov 22, 2023Ansible Roadmap. 4 seems to have a bug with authorized_key module. Then writes each one to a file which name is set according to ansible_hostname. 9 (which is not supported anymore), use dnf to install 'ansible'. SUMMARY. OS / ENVIRONMENT. Once you’re in, you can remove the old key using vim ~/. Now copy the key from 'A' machine to 'B' machine and I hope it will Work fine. Improve this question. As discussed in the comments, the problem is an 'a' attribute set on the authorized_keys file. Multiple keys can be specified in a single key string value by separating them by newlines. Matching parameter defaults to equals unless matching_parameter is explicitly mentioned. Each item in the list. 0. builtin. 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. Ansible has a very useful module named authorized_key to add or remove authorized keys for concerning user accounts on remote machines. It may well be the ansible user cannot see the files in the . If you need to get a file from the target, you will have to use fetch prior to lookup the local copy or slurp the content. Now in this example, we will use an Ansible playbook to create a key combination for a user. If you generate ssh keys in the same playbook, just capture the result and use it: - name: generate ssh keys on node user: name: user generate_ssh_key: yes ssh_key_bits: 2048 ssh_key_file: . Example #1. ssh/authorized_keys. Let’s create a list called required_users which would contain the names. 1. 2. ssh/config, via remote_user in Ansible or through the Ansible inventory. As far as ansible is concerned, it has executed the command echo with all of the rest of the line as arguments to echo. CONFIGURATION. Follow I am trying to build a playbook which includes distributing authorized SSH keys. posix. Add new key to authorized_keys files on your fleet. authorized_key: user: ansible state: present key: ' { { item }}' with_fileglob: ' { { lookup ("env", "ANSIBLE_SSH_FOLDER") }}/*'. So I was rolling out Ansible across 200 odd hosts, I had written a short playbook to install my SSH key on each host and simply used ask-pass for the login. What is Ansible Authorized_key? An SSH key pair is made up of two keys, one public and one private. Scenario: Based on the [clients] section of the hosts file do the following: Check if the SSH login of user "foo" fails and if yes. Synopsis This plugin replaces specific keys with their after value from a data recursively. name: generate key user: name:. Whether the given key (with the given key_options) should or should not be in the file. Scenario: Need a playbook to execute from a ansible controller that should append id_rsa. Then copy the public key from Ansible controller node to remote target nodes in ~/. To use it in a playbook, specify: community. ssh/authorized_keys. (added in 1. The ansible. ex3. firewalld: Manage arbitrary ports/services with firewalld: ansible. I am using the authorized_key module for that. From the documentation on lookup plugins. 1. name }} key=" { { item. string / required. net URI. So Ansible is attempting to find your users' keys on "Ansible Server". ログインユーザー（ vagrant ）以外のアカウントの操作をするために管理権限が必要なため. Login to Follow. 1. Usually the . The AuthorizedKeysFile keyword specifies the file containing public keys for public key authentication. storing the values in inventory is a really bad idea for security unless you encrypt it with vault. In my Ansible group_vars/ directory is a file for each group of ESXi hosts, so all of the ESXi hosts in a group get the same root password and ssh keys. ssh/id_rsa. So I. I need to delete a particular line using an Ansible script. I didn't find or may be understand related information from ansible docs. In case if the SSh public key is copied manually then make sure the target machine user has the access of file ~/. py","path":"plugins/modules/__init__. --- - name: vms1 - Authorize hosts with pub key hosts: vms1. 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. Ansible playbook that replaces ssh keys in the authorized_keys file of all non-system users and the root user. ec2_instance. 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. 4, to install Ansible 2. You will have to distribute the keys to each user since they won't be. getent – A wrapper to the unix getent utility. 1、authorized_key 模块的简单介绍. ssh/authorized_key file has fairly specific permissions (rw user only) as does the . We'll work with the files under AddingKeys folder. See Location of the Authorized Keys. Multiple keys can be specified in a single key string value by separating them by newlines. 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. If you had a list of user accounts, you could loop through them and use it to remove your public key from all the authorized_keys files. In this step we will save the MySQL database password into the . Both manager and managed host are Ubuntu 14. The authorized_key module can be used if you supply the username and the location of the key. Improve this answer. Visit the installation guide for complete details. 8 How to add an existing public key to authorized_keys file using Ansible and user module?. を削除し、ansible_ssh_private_key_file: で秘密鍵のファイルを指定します。変更後、対象ホストに ping モジュールを実行し、正常に接続できるかテストします。. Remove authorized_keys using Ansible for multiple keys and multiple users. The first step is to create a key pair on the client machine (usually your computer): ssh-keygen. pub would be the two keys to add. The second is through public-key cryptography, in which you prove that you have access to a private key that corresponds to a public key fingerprint in ~/. . content of . Each user will have a different key for each server. Alternate path to. firewalld_info: Gather information about firewalld: ansible. yml file. 2. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. 2. Select a template and initiate a task based on it. authorized_key. 04 . Code. 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. Avoiding duplicate entries in authorized_keys (ssh) in bash and ansible. No changes from defaults. ssh_authorized_key_file (string) - The SSH public key of the Ansible. key. 帮助文件查看. Like all templating, these plugins are evaluated on the Ansible control machine, not on the target/remote. authorized_key module – Adds or removes an SSH authorized key. 0) to create named ssh access across our network of servers. deb package. If set to true, the module will create the directory, as well as set the owner and permissions of an existing directory. Use the openssh_keypair and authorized_key module to create and deploy the keys at the same time without saving it into your ansible host. Copy a local SSH public key and include it in the authorized_keys file for the new administrative user on the remote host. OS / ENVIRONMENT. 0. 1. A minor benefit of doing this is that ansible. pub. The Ansible control node’s SSH public key added to the authorized_keys of a system user. Users who need to be distributed are set in the variable, and then it uses lookup to read files in a loop. Ensure you know the user to store authorized_keys, this will be the user you use for any action via Ansible. ssh and 600 for authorized_keys). It has the significant benefit that it guarantees defined behaviour, as the chance of unanticipated edge cases is. 9. Some, not all keys will get added to ~/. ・yes. Instead, you just create file named ansible. Each host gets an own key. Here in my answer to "How to include all host keys from all hosts in group" I created a small Ansible look-up module host_ssh_keys to extract public SSH keys from the host inventory. My ridiculous attempt: - name: Adding keys to authorized_keys authorized_key: user=belminf key="{{ item }}" path=/home/belminf/test_auth state=present with_items: ssh_keys. Add multiple SSH keys using ansible. It tries a bunch of different keys from my local (Ansible master node) system without success. It adds or removes SSH authorized keys for particular user accounts. Both variables are defined in the var/default. と言ったもののAnsible側で特に何かやる必要は無く、普通に鍵認証が設定されていればOKです。. The module doesn’t contain a name variable at all, presumably to avoid this ambiguity. 13. For example, here is my inventory file for Ansible called my_ssh_hosts with host names: $ cat my_ssh_hosts. 22. A string of ssh key options to be prepended to the key in the authorized_keys file. This quick tutorial shows how to create an Ansible PlayBook. 12, use dnf to install 'ansible-core', then use Ansible Galaxy to install the collection 'ansible. Nifty. The Ansible user exists; The keys are added for SSH authentication and ; The Ansible user can execute with. When managing nodes with Ansible, you often need to provide it with secrets. The SSH public key (s), as a string or (since Ansible 1. 18. Either copy and paste the content of the pub key to ~/. This can be done with Ansible by using the authorized_key module like this: - name: Set up authorized keys for ansible user. For example: - name: ensure ssh-key is present ansible. Hot Network Questionsthen the key options are no longer added to the ~/. When state is set to present, ansible checks whether the key is already present and adds it if not. In my configuration (shared hosting) the authorized_keys file is kept in /etc/ssh/authorized_keys/ folder. the tasks: - name: add key authorized_key: user: " { { user if user is defined else 'ubuntu' }}" state: present key: ' { { item }}' exclusive: no # comment: "test add comment from playbook" with_file: - public. Moreover, copying the file from an other user's authorized_keys with your above command will fail on connection attempt as the file will not have the correct permissions. To install it, use: ansible-galaxy collection install community. Endpoints can also be grouped. ansible 命令格式 -f N ：每次向N 个主机发送指令 -m 模块名：指定使用的模块名称 ，默认为command模块 -a args ：指模块专用的参数 ，args一般是key=value格式 ansible 模块 1. Ansible combine lists from variables. SUMMARY. move pub key, which is created in ~/. ansible. You can also add the private key file: $ ssh-agent bash $ ssh-add ~/.