Now Restart the sshd service in 'B' machine. 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. 6. Here, you'll see the list of templates you've created. ssh profile / account had not logged into many of them before. , since you could lock yourself out of SSH access. You can use the host and group lists to specify keys per host or group off hosts. 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 ~/. cyberciti. 2. 137. With ansible you have access to both remotes, so isn't there a simpler way to do it (that ansible would handle such transfer automatically)? Let say I have public key on remote A in ~/. posix collection: Modules . authorized_key module. posix'. 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. ISSUE TYPE Bug Report COMPONENT NAME authorized_key ANSIBLE VERSION 2. Choices: ←. ansible all -m ping. Choices: Whether the given key (with the given key_options) should or should not be in the file. posix. diegus. cfg in the directory you are running deployment scripts from, and put the next settings: [ssh_connection] ssh_args = -o ForwardAgent=yes. Usage. These are the plugins in the ansible. CONFIGURATION. posix. When set to auto this module will match the key format of the installed OpenSSH version. N/A. debian. 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 . Multiple keys can be specified in a single key string value by separating them by newlines. Ansible authorized_key cant find key file. yml. I know that authorized_key on the key: need to have joined the both keys from an user. firewalld module – Manage arbitrary ports/services with firewalld 1. The value of user is the user’s name created on the hosts in the previous task, and key points to the key to be copied. N/A. 7. posix. There are a couple of steps to prepare this functionality. Here, the path towards your key is built using Ansible’s lookup function. Verify that it occupies a single line and save. For OpenSSH < 7. Optionally set the user’s shell. Like all templating, these plugins are evaluated on the Ansible control machine, not on the target/remote. name: create administrative users hosts: hqsdev1. The first proposition is obviously the easiest. The first tutorial covers the basic steps for deploying an application, and is a starting point for the steps outlined in this tutorial. The playbook below adds my-ssh-key to the authorized_keys file for the user ckaserer on all target hosts allowing remote ssh access to the specified hosts using my-ssh-key for the user ckaserer. For RHEL 8. In this article, we shall. 18. Ansible authorized_key cant find key file. manage_dir. windows so I can see it at ~/. A string of ssh key options to be prepended to the key in the authorized_keys file. yml. ssh vi ~/. First attempt: ansible all -i inventory -m local_action -a "ssh-copy-id {{ inventory_hostname }}" --ask-pass But I have the er. Issue Tracker. Improve this question. Ansible authorized_key cant find key file. storing the values in inventory is a really bad idea for security unless you encrypt it with vault. Install ansible. Choices: no. Put the public key of that user to the remote hosts. Get started with Ansible by creating an automation project, building an inventory, and creating a “Hello World” playbook. - name: Set authorized key taken from file \n ansible. 49 which is where the key is located. Whether this module should manage the directory of the authorized key file. Use the following command to generate new key: ssh-keygen -t ecdsa -f ~/. 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. Attributes. ssh/ directory and the authorized_keys file if they don't exist, or simply append the key to the existing file if they do. When managing nodes with Ansible, you often need to provide it with secrets. 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. 3. Step 6 — Configuring the PHP Application for the Database. Step 4: Copy the public key files to their respective destination servers to update authorized_keys . ssh and 600 for authorized_keys). Users who need to be distributed are set in the variable, and then it uses lookup to read files in a loop. The problem is when I try to remove a line that includes a '+' character. Unmaintained Ansible versions. For example, get the first one. 3] config file =. biz server2. You can also add the private key file: $ ssh-agent bash $ ssh-add ~/. 9 (which is not supported anymore), use dnf to install 'ansible'. It is not included in ansible-core. First, we generate a pair of keys. ssh/authorized_keys. ssh directory as it may not have the correct permissions. Ansible is declarative, and this snippet depicts a series of tasks that ensure that: . 6,. Whatever OP means by "Ansible playbook server", the question is about security implications of a potential compromise of the machine executing Ansible playbooks. 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. ansible-galaxy collection install ansible. You will first create a user on one machine. Starting at Ansible 2. Once the. Choices: "present" ← (default) "absent"authorized_key_list, authorized_key_list_host and authorized_key_list_group are merged when managing the authorized keys. You need further requirements to be able to use this module, see Requirements for details. oh and u can have multiple keys in your authorized_keys. This role will add your current user public key to remote host authorized_keys file. Secret Management System — Automation Controller User Guide v4. how can add my private key to a target host through ansible. 18. using the ansible. A string of ssh key options to be prepended to the key in the authorized_keys file. 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. Introduction. manage_dir. In my use-case I don't know if the user account exists on the target host or not and it should not matter. ansible_authorized_keys. First, we generate a pair of keys. A string of ssh key options to be prepended to the key in the authorized_keys file. ssh/id_ed25519. Scenario: Need a playbook to execute from a ansible controller that should append id_rsa. posix. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. Next, we look at public key comments and how to modify them. Let's say /etc/ssh/authorized_keys/test for a test user. 8k. Copies the Ansible host's SSH pub key (separate key created for only this purpose) to the target via posix. If you specify both the key id and the URL with state=present, the task can verify or add the key as needed. The OpenSSH server by default will ignore authorized_keys in this case. 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. Edit on GitHub. jdoe. Authorized Keys for SSH access. Synopsis This plugin replaces specific keys with their after value from a data recursively. 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. 2. OS / ENVIRONMENT. Ansible will add the password as is for the user. ssh chmod 600 . SSHD is quite particular about this. Key Deployment: Deploy the ~/. Install the ansible passlib package: sudo pip install passlib. Supports authentication using username and password, username and password and 2-factor authentication code (OTP), OAuth2 token, or personal access token. The default is true, which will replace the existing remote key if it is different than pubkey. The below example will: get. 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. On 5/11/20 8:53 PM, Joe G wrote: > I couldn't remember but I checked the key and it's in ecdsa-sha2-nistp256 format. The sample illustrates how to: Generate a temporary, host-specific SSH key pair. 1 Using authorized_key module in a playbook to set up SSH key for new users. If set to yes, the module will create the directory, as well as set the owner and permissions of an existing directory. Specify the public key from the key pair for connecting to the instance, and then launch the instance. 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: . ssh/id_rsa. The SSH public key (s), as a string or (since 1. SSH Key pairs with Ansible. I want to push a new user's public key to a host invetory using Ansible. 1. "} It appears the module was renamed from authorized_key to ansible. 9 (which is not supported anymore), use dnf to install 'ansible'. To install it, use: ansible-galaxy collection install ansible. Using authorized_key module in a playbook to set up SSH key for new users. I have a YAML file in which I have the following keys for multiple users. The playbook written below can be used to create a user in hqsdev1. 1. The example from the authorized_key documentation that almost works: - name: Set up authorized_keys for the deploy user authorized_key: user=deploy key="{{ item }}" with_file: - public_keys/doe-jane - public_keys/doe-john 1 Answer. 30. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. SUMMARY. Each user's key is put into its own file named after the username. 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. user: The username on the remote host whose authorized_keys file will be. New in ansible. ssh directory to 0700. There you can say which authentication type should be users. ansible. Therefore the message Permission denied (publickey,password) may indicate that OS needs strong SSH-key instead of id_rsa. Synopsis . The job template shows the LIMIT with the target host endpoint aakrhel001* and the localhost. AuthorizedKeysFile: . The fix for this part of that issue is a simple 2 steps: Find and delete all ^ssh_host_. ansible. Be sure to set manage_dir=no if you are. Also, check the indentation inside your task. So it actually does not look on the target host but on the controller. It adds or removes SSH authorized keys for particular user accounts. This is what I have no but it takes only the last key and not both. 109. ssh/id_rsa. 4" authorized_keys. Add the public key to an authorised keys file. 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. In most cases, you can use the short plugin name subelements. authorized_key – Adds or removes an SSH authorized key. 0. This lookup plugin is part of ansible-core and included in all Ansible installations. Your home directory ~, your ~/. That's it, now your local identity is forwarded to the remote servers you manage with Ansible. --- case1: keys: - sshrsa1 - sshrsa2 users: - user1 - user2 - user4 case2: keys: - sshrsa3 - sshrsa4 - sshrsa5 users: - user1 - user2 - user5. 1. Projects 7. If you used the Vagrant file from the vagrant-alm repository, after creating the “app”. Get the database - getent: database: passwd Select the users you want to manage. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. I need to put some ssh keys by blocks in . 0: of ansible. 10 and later (see its documentation as it must be installed separately with ansible-galaxy). 5 / 5Score. 4, to install Ansible 2. So it actually does not look on the target host but on the controller. 0. Only the superuser or a process possessing the CAP_LINUX_IMMUTABLE capability can set or clear this attribute. Improve this answer. authorized_key . vault. Ensure that server has an option. Be sure to set manage_dir=no if you are using an alternate. First view/copy the contents of your local public key id_rsa. Another way to manage SSH keys in Ansible is to use the copy module. 2. How to use ansible authorized_key to authorize a ServerA (not the controller machine) to access Server B. It may well be the ansible user cannot see the files in the . Match the contents of ~/. When absent, ensures the key and/or cert is removed from the device. builtin. pub files in that directory and combine them into a single authorized_keys file for the root user. If I run a play containing these. The Ansible user exists; The keys are added for SSH authentication and ; The Ansible user can execute with. Requirements The below requirements are needed on the host that executes this module. - name: Add ssh user keys. manage_dir. I could overwrite the ~/. Ansible can also store the password in the ansible_password variable on a per-host basis. However, I'm unsure how to loop through ssh_keys results and use authorized_keys task to add the retrieved keys. skibbipl Mar 16, 2022. 5. ssh aren't wide open. The authorized_key module can be used if you supply the username and the location of the key. Switches and ansible are possible but it's not the same as driving servers. For this to work, we need ansible and the passlib package. org has one ssh public key per line. For this purpose, there is a file in which all users are listed with their name, password, uid, etc. Be sure to set manage_dir=no if. cfg touch hosts // file extension not needed. ssh/my_rsa # make it accessible RUN apt-get -y install openssh-server # install openssh RUN ssh-keyscan my_hostname >> ~/. Add new key to authorized_keys files on your fleet. The private key is available locally, while the public key is. it works for me. By. Ansible Roadmap. In other words: on one hand, user parameter is mandatory, on the other hand, you want to skip it. I've setup the various user's public ssh keys into a publickeys directory which I put in the variable named "sshkey_path". In the example, you test the existence of the attribute sshkeys. getent – A wrapper to the unix getent utility. ssh directory and its permissions are set to 644. ssh_key_file = Optionally specify the SSH key filename. 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. com with the following attributes above. 今回はよくLinuxのユーザを作成して鍵認証を設定するのでそれを題材としてansibleを使って行う方法を紹介していきます。 ansibleとは. If set to yes , the module will create the directory, as well as set the owner and permissions of an existing directory. I assume this is because this attribute might be missing in the dictionary. This often indicates a misspelling, missing collection, or incorrect module. authorized_key . If set, the module will create the directory, as well as set the owner and permissions of an existing directory. authorized_key: user: charlie state: present key: \" {{ lookup('file', '/home/charlie/. 0) to create named ssh access across our network of servers. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. authorized_key. 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 -. I have a cluster that has 4. . ssh dir is mode 700 and authorized_keys is mode 600 owned by that user and in the proper group. 1 Answer. Make sure that the ansible user configured in ansble. The basic strategy for managing the keys is to copy a default authorized_keys file from the ansible host containing Alice, Bob and Carla (since they are present on all of the destination machines) and assemble the keys with a collection of keys local to the host (Dwayne’s key on dev2, and Edward’s key on staging). posix. There is one public key file for each user (e. We may want to add an additional key to the "authorized_keys" on the remote server so that our developer can ssh to the instance. 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. Here are five (non exhaustive) possible solutions (using double quotes as outermost quoting). Quoting the documentation: Lookups occur on the local computer, not on the remote computer. user I would like to use ansible. By default recent versions of ssh-keygen will create a 3072-bit RSA key pair, which is secure enough for most use cases (you may optionally pass in the -b 4096 flag to create a larger 4096-bit key). I have been using the Ansible Python API to develop a simple tool that manages server access for our infrastructure. A dictionary of addresses this server can be accessed through. Generate the password using the passlib package. cyberciti. --- - name: vms1 - Authorize hosts with pub key hosts: vms1. So this basically allows the Ansible controller to connect to a new target the 1st time via. 1. Choices include RSA, DSA, and ECDSA. . The Ansible module requires you telling it which user account (s) on the remote server to modify. Note that the same result happens when ansible_user and ansible_become are omitted from the inventory file. patch: Apply patch files using the GNU patch tool:There are a number of other ways it is possible: ansible. When this role starts to run, it will be able to locate the ssh public key since the role is running on 10. Assuming that user "foo" already exists on remote machine and SSH public key has already been created on the local (ansible) host. 40 but your ssh config is set up for hosts using host names ending in internal. e. create_users gives me ERROR! couldn't resolve module/action 'authorized_key'. The private key is available locally, while the public key is shared with the remote hosts to which we wish to connect. 04 . What is Ansible Authorized_key? An SSH key pair is made up of two keys, one public and one private. 2 Ansible: Create new user and copy ssh-keys from local system. I'm sure the id_rsa. 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. Sample outputs: server1. Endpoints can also be grouped. Create a new sudo user. Ansible module to add or to remove SSH authorized keys for particular user accounts on Windows-based systems. 管理しない。. We expect to see three public keys in # the resulting authorized_keys file. results Results in. If one is missing, add it (no problem, lineinfile) If someone else sneaked in an extra key (which is not in the "with_items" list), remove it and return some warning, or something. Alternate path to the authorized_keys file. ssh/authorized_keys. Using a single directory structure makes it easier to add to source control as well as to reuse and share automation content. Issue Type: Bug Report Ansible Version: ansible 1. no. sudo pip install ansible. If set to yes, the module will create the directory, as well as set the owner and permissions of an existing directory. By default, Ansible assumes you are using SSH keys to connect to remote machines. To secure your secrets, you should. In summary, there are 3x ways to install ansible: For RHEL 8. 1. The default location for this file is /etc/ansible/hosts. . group and ansible. Each host gets an own key. 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. 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. posix. net URI. 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. Test new key. authorized_key – SSH 認証キーを追加または削除します. authorized_key: user: ansible state: present key: ' { { item }}' with. 1 Answer. Ansible: Create new user and copy ssh-keys from local system. gather_facts – Gathers facts about remote hosts. - name: Create sftp user authorized_key entries. 需要使用到的模块：authorized_key，为特定的用户账号添加或删除 SSH authorized keys. yes. gitlab_deploy_key. Now search for this two line and change to the following as shown below. Ansible側も対象ホスト側もRHELを使用; Ansibleはインストール済み; とりあえず準備手順 Ansible側の作業. 0. 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. A file with the 'a' attribute set can only be open in append mode for writing. Upload Public SSH Keys Using Ansible. Whether the given key (with the given key_options) should or should not be in the file. ssh/authorized_keys. Ansible - Filter a dict with a list of keys. Here, the path towards your key is built using Ansible’s lookup function. builtin. group – Add or remove groups. 49. Example #1. In our case the ServerA count is 20 while ServerB count is 200. g. Please edit this file with any text editor like vim or nano with “sudo” as below: sudo nano hosts. authorized_key: user: ansible state: present key: ' { { item }}' with_fileglob: ' { { lookup ("env", "ANSIBLE_SSH_FOLDER") }}/*'. authorized_key - Adds or removes an SSH authorized key You are reading an unmaintained version of the Ansible documentation. As discussed in the comments, the problem is an 'a' attribute set on the authorized_keys file. Notifications. 137. When I first set up my ssh key auth, I didn't have the ~/. Ansible authorized key module unable to read public key. ansible. ssh/authorized_keys. 1. mount: Control active and configured mount points: ansible. I have a file called authorized_keys. 1 Answer. I'm creating an ansible role to manage user SSH keys dyanmically. Like all templating, these plugins are evaluated on the Ansible control machine, not on the target/remote. 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. ansible. Adding a new key requires an apt cache update (e. 1、authorized_key 模块的简单介绍. The list of keys is located in users/public_keys and currently we have only one public key is listed in the folder. First view/copy the contents of your local public key id_rsa. 1246 Downloads. Follow edited May 23, 2017 at 10:28. Sep 3, 2014 at 12:26. file.