posixAnsible authorized key module unable to read public key. Run the command: /usr/bin/ssh-keygen -A to. The Ansible module requires you telling it which user account (s) on the remote server to modify. azure. December 21, 2017. 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. ssh/authorized_keys. ansible-playbook setup_ssh. I have been using the Ansible Python API to develop a simple tool that manages server access for our infrastructure. authorized_key: user: ansible state: present key: ' { { item }}' with. pub" - name: show what was stored in the keys variable debug: var: keys - authorized_key: user: fedora key: "{{item. Therefore the message Permission denied (publickey,password) may indicate that OS needs strong SSH-key instead of id_rsa. このプラグインは ansible. A string of ssh key options to be prepended to the key in the authorized_keys file. I am trying to build a playbook which includes distributing authorized SSH keys. ssh. make sure on the ansible hosts that you put the public key in the home dir of the user you are connecting as in ~/. 04 LTS in vagrant virtual machine. See the latest Ansible documentation. The ansible command module does not pass commands through a shell. Edit on GitHub. Ansible authorized_key cant find key file. You will have to distribute the keys to each user since they won't be. Either copy and paste the content of the pub key to ~/. cfg. ssh_authorized_key_file (string) - The SSH public key of the Ansible. I have written a play to Generate pub keys on the host1 Copy the pub keys on my control machine Deploy the pub keys on a second host, i. users: user1: comment: User 1 sshkeys: - ssh-rsa ** user2. 管理する。. This will populate the authorized_keys file on each server with your public key. Ansible authorized_key cant find key file. Whether the given key (with the given key_options) should or should not be in the file. If you run your playbook with ansible-playbook -vvv you'll see the actual command being run, so you can check whether the key is actually being included in the ssh command (and you might discover that the problem was the wrong username rather than the missing key). ansible-playbook -i hosts ansible_setup_passwordless_ssh. The variable name in the context of SSH keys could refer to the user who accepts the key, or the name of key itself. Sorted by: 1. If the context of the file isn't correct, running this as root should fix. Users who need to be distributed are set in the variable, and then it uses lookup to read files in a loop. 1、authorized_key 模块的简单介绍. We need a config file and a hosts file. yes, you have added the user to have password less sudo by editing the suoders file. 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. 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. 4) A string of ssh key. If set, the module will create the directory, as well as set the owner and permissions of an existing directory. ssh/authorized_keys. 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. N/A. 221 into ~/. 0 Follow this link to see how this can be done. 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 ~/. Share. The ssh key files are copied on the basis of the users. The Ansible control node’s SSH public key added to the authorized_keys of a system user. When absent, ensures the key and/or cert is removed from the device. debconf – Configure a . Using authorized_key module in a playbook to set up SSH key for new users. Some, not all keys will get added to ~/. Please upgrade to a maintained version. authorized_key – SSH 認証キーを追加または削除します. restorecon -Rv /home/user/. Hot Network Questions Alien invasion movie, including the line: "We are the food"Ansible authorized key module unable to read public key. ssh/authorized_keys and id_rsa. No changes from defaults. ansible. group and ansible. ansible - copy key to authorized keys file. SUMMARY Getting following error, while executing job tempLate with AWX, which shows Ansible is looking for Private Key rather than Pub Key provied in playbook. Make sure that the ansible user configured in ansble. ssh folder properly set up, and it yelled at me. Hot Network Questionsthen the key options are no longer added to the ~/. The default is true, which will replace the existing remote key if it is different than pubkey. 1. Each host gets an own key. ansible-galaxy collection install ansible. ssh folder, the authorized keys file, and the ssh private keys are all set to certain permissions (0600) so that they can't be manipulated by other users. biz server3. ssh/authorized_keys on your switch or run ssh-copy-id on your computer. What is Ansible Authorized_key? An SSH key pair is made up of two keys, one public and one private. SSH keys are encouraged, but you can use password authentication if. Second Scenario. ssh/authorized_keys file with a terminal-based text editor, like nano, and paste the contents of the key into the file that way. ansible. Take care to copy the key exactly and paste it into a new line in the editor window. . Let’s create a list called required_users which would contain the names. In the example below, a. The path to the authorized keys is {{user_home_dir}}/. Host key checking is disabled via the ANSIBLE_HOST_KEY_CHECKING environment variable if the key is generated. Using authorized_key module in a playbook to set up SSH key for new users. By using Ansible, I try to make sure that the . Ansible authorized key module unable to read public key. Nov 22, 2023Ansible Roadmap. ansible-playbook auth_key. Authorized Keys for SSH access. Whether this module should manage the directory of the authorized key file. 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 ~/. also, ensure that the . Add the public key to an authorised keys file. If set to true, the module will create the directory, as well as set the owner and permissions of an existing directory. In this step we will save the MySQL database password into the . Whatever OP means by "Ansible playbook server", the question is about security implications of a potential compromise of the machine executing Ansible playbooks. In case if the SSh public key is copied manually then make sure the target machine user has the access of file ~/. The authorized_key module can be used if you supply the username and the location of the key. 「それをAnsibleでやるべき」だって？そんなものは後だ！ とりあえず前提. If you need the command line processed by a. authorized_keys module. pub including the beginning "ssh-rsa" until it ends with your email address: cat ~/. 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 . name: generate key user: name:. 141. 5. 1. 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. Step 4: Copy the public key files to their respective destination servers to update authorized_keys . name: create administrative users hosts: hqsdev1. ansible-core. ssh directory and the ~/. Notes. Note. Whether this module should manage the directory of the authorized key file. I agree with Brian's comment above (and zigam's edit) that the vars. You want to use the authorized_key module. --- - name: vms1 - Authorize hosts with pub key hosts: vms1. No changes from defaults. 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. Whether this module should manage the directory of the authorized key file. And now I do not remember whose key is to be on what server. 6. Ask Question Asked 12 months ago. In our case the ServerA count is 20 while ServerB count is 200. To use it in a playbook, specify: community. chmod 600 ~/. builtin. When present, ensures the key and/or cert is uploaded to the device. If none is specified, the default is ~/. Example #1. I am adding the following before the normal key:. Execute this playbook with --ask-pass since you'll use it to setup public key authentication. Key files are neatly tucked in the files directory, easy to. From the documentation on lookup plugins. ssh/authorized_keys, meaning we authorize that particular key to access this server remotely. Here's the problem: I'm trying to set public keys for a user on a remote machine. yes. In other words: on one hand, user parameter is mandatory, on the other hand, you want to skip it. This module adds a ssh public key in user's authorized_keys file. posix. Each line of the file contains one key specification (empty lines and lines starting with # are ignored as comments). 0. mwiapp01 server's public key mwiapp01-id_rsa. I'm trying to use ansible (version 2. 1. For RHEL 8. pub files can change due to: . 2. The problem was the permissions with the server (ssh). ssh/id_rsa - name: Allow passwordless SSH between all. Ansible 2. To secure your secrets, you should. One of the most common ways to do that is using SSH. posix. ssh/autorized_keys of all users in the system (Debian 9) without using the shell in tasks. name: " { {ansibleuser_username}} : Remove authorized keys file when exist" file. Then password less sudo. authorized_key: user: '{{ item. 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. The ideal solution would:. At first glance Ansible seems to connect to a host named 192. A dictionary of addresses this server can be accessed through. See Location of the Authorized Keys. Attributes. cfg, set_fact, environment vars. Issue Type: Bug Report Ansible Version: ansible 1. diegus. There is one public key file for each user (e. Choices: no. You need further requirements to be able to use this module, see Requirements for details. ssh/id_rsa. To use it in a playbook, specify: ansible. Playing my configuration using /ryandaniels. env file to include our newly created database credentials. a text file with one line per key; empty lines and lines beginning with the octothorpe (#) are ignored; there are four fields: options, keytype, key and comment; fields one and four are optional; field one may contain whitespace if double-quoted;If only several new servers come in place, fill authorized_keys file manually will not be a big problem. In my configuration (shared hosting) the authorized_keys file is kept in /etc/ssh/authorized_keys/ folder. let Ansible use the root user (with its public key saved in ~/. I have a cluster that has 4. This is useful if you’re going to want to use the ansible. Also, the user should be a sudo user. 1. CONFIGURATION. manage_dir. ssh dir is mode 700 and authorized_keys is mode 600 owned by that user and in the proper group. 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. There you can say which authentication type should be users. Make sure the permissions on the ~/. We need to add the. See this passage from the sshd manual: ~/. ssh/authorized_keys register. Summary: Ansible is not able to. 1. You have to give Ansible Tower access to your machines. This defines that the connection to a host should be made with a different user name: Host item-0-host User user StrictHostKeyCecking no RSAAuthentication no HostName name-of. I have a YAML file in which I have the following keys for multiple users. Login to Follow. A string of ssh key options to be prepended to the key in the authorized_keys file. FAILED! => {"changed": false, "msg":. Ansible become_user asks for password even though it is configured passwordless. 1. Verify that it occupies a single line and save. 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. The authorized_key module can be used if you supply the username and the location of the key. yml By running this playbook, these things happen to your hosts: Localhost: An SSH key is generated and placed under . Now execute this playbook, but to execute this playbook, we need to pass a key in the command line or we can use parameters to ask for the password. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. PermitRootLogin yes. Fork 23. One alternative and more elegant option to editing the file line by line is to completely replace the /etc/ssh/sshd_config file with a new copy. ISSUE TYPE Bug Report COMPONENT NAME authorized_key ANSIBLE VERSION 2. You need to tell Ansible which hosts you are going to use. SUMMARY:** I have a set of tasks that create local users and manage their authorized_keys file using the authorized_key module. Depending on your setup, you may wish to use Ansible’s --private-key command line option to specify a pem file instead. 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. Tried to fetch key like this: Ansible authorized key module unable to read public key. This user can be either root or a regular user with sudo privileges. CONFIGURATION. To set this up, you can follow Step 2 of How to Set Up SSH Keys on Ubuntu 20. Scenario: Need a playbook to execute from a ansible controller that should append id_rsa. ssh/id_rsa. Mar 31, 2022 at 14:49. command模块 功能：在远程主机上执行命令 格式：-m command -a "命令" 案例：在每个主机上执行free -m. builtin. By default Laravel’s . In the example, you test the existence of the attribute sshkeys. When I do ssh-copy-id it confirms this,. We'll work with the files under AddingKeys folder. Starting at Ansible 2. Here's the problem: I'm trying to set public keys for a user on a remote machine. Unmaintained Ansible versions. - name: Name of 2nd task. by default. 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. Ansible will add the password as is for the user. Visit the installation guide for complete details. In most cases, you can use the short plugin name subelements. Step 1: Create hosts inventory file. 1. pub. The username on the remote host whose authorized_keys file will be modified. For OpenSSH >= 7. I'm trying with-item construct, but it complaints about . Continue getting. I want then to add to each user one or multiple ssh keys that I have located in the repository from where I run the script. You create user on remote host but try to lookup generated key on local host (all lookups in ansible are executed locally). authorized_key – Adds or removes an SSH authorized key. key }}" with_items: ssh_users. authorized_key: user: ansible state: present key: ' { { item }}' with_fileglob: ' { { lookup ("env", "ANSIBLE_SSH_FOLDER") }}/*'. ])) Keyword. 今更ですが、ansibleはchef,puppetとかと同じプロビジョニングツールの1つです。 できることはchef,puppetと大きな相違はないですが、 ansible. Ansible has a very useful module named authorized_key to add or remove authorized keys for concerning user accounts on remote machines. Ansible update authorized_keys file. Each user will have a different key for each server. すでに鍵認証設定が完了している場合は、ページの下の方だけ見てください。. How do I add pre-existing keys SSH to ansible? (crypto) 1. task 1 fetches the ssh key from all nodes in order. Key Deployment: Deploy the ~/. ssh/config, via remote_user in Ansible or through the Ansible inventory. You can also add the private key file: $ ssh-agent bash $ ssh-add ~/. Both variables are defined in the var/default. Ensure you know the user to store authorized_keys, this will be the user you use for any action via Ansible. ssh/authorized_keys files of our servers contain only a given set of ssh keys. . 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. 5. key-a - ssh-rsa *****. STEPS TO REPRODUCE. Once the public key is added to the target node, Ansible can authenticate with the target node without the need for a password. Specify the public key from the key pair for connecting to the instance, and then launch the instance. pub. ansible. Assign multiple public ssh keys to user definitions with authorized_key module in Ansible. i want to change the public key in the authorized_keys file of a client with ansible. calvinbui. 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. Add SSH keys for user "foo" using authorized_key module. password not being accepted for sudo user with ansible. The second task fails because no sudo password supplied. If the key and/or cert is currently in use, the module will not be able to remove the key. oh and u can have multiple keys in your authorized_keys. I have two servers. Multiple keys can be specified in a single key string value by separating them by newlines. If they don’t, you won’t be able to log in. Introduction. It does not look like there are (yet) ansible modules to manage the remote host ssh-agent state or keys. Avoiding duplicate entries in authorized_keys (ssh) in bash and ansible. I am unable to proceed further. 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: . ssh/authorized_keys. First view/copy the contents of your local public key id_rsa. Running ansible from a jump box I'm creating a set of users and creating a private/public key pair with the users module. I've setup the various user's public ssh keys into a publickeys directory which I put in the variable named "sshkey_path". yml -b -k -K -u user1 . 9. ssh/my_rsa # make it accessible RUN apt-get -y install openssh-server # install openssh RUN ssh-keyscan my_hostname >> ~/. 1 Answer. ssh/keypair. SSHD is quite particular about this. 1 Answer. All the 3 instances are AWS -ec2 centos 7 machines. These are the plugins in the ansible. task 1 fetches the ssh key from all nodes in order. # # Note that I've renamed the "keys" key to "pubkeys", because. user: The username on the remote host whose authorized_keys file will be. The SSH public key (s), as a string or (since Ansible 1. First, get the value of the parameter. 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. I am trying to copy the public key to base linux install to get started with 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). 2. Whether this module should manage the directory of the authorized key file. org that will get appended to the authorized_keys file on the server. - name: Create sftp user authorized_key entries. Alternativly you can set hosts to a group of ansible nodes or localhost. You will have to distribute the keys to each user since they won't be. 5, the default shell for non-system users was /usr/bin/false. Here are five (non exhaustive) possible solutions (using double quotes as outermost quoting). 1. Usually, people just manually copy the public key to the remote hosts’ ~/. ansible-playbook -i production --extra-vars "hosts=web:pg:1. 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. The generated key is returned by the user module, so you can register the result and then use the key in a subsequent authorized_key task. Ansible is declarative, and this snippet depicts a series of tasks that ensure that: . 1. For Red Hat customers, see the difference between Ansible community projects and Red Hat supported products or Ansible Automation Platform Life Cycle for subscriptions. results Results in. WebAppServer, DatabaseServer, etc). FAILED! => {"changed": false, "msg":. This scenario only supports linear strategy. Users who need to be distributed are set in the variable, and then it uses lookup to read files in a loop. 3] config file =. Your home directory ~, your ~/. I've read the Ansible user module but ssh_key_file method does not include the possibility to echo the value of an existing pub key to the authorized_keys file (the end purpose is to be able to remote connect with ssh using the user and the private key). ssh/authorized_keys; create a unprivileged user dedicated for Ansible with sudo access; 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)How to use ansible authorized_key to authorize a ServerA (not the controller machine) to access Server B. ・yes. Configure the Azure key vault instance by adding the create_kv. A string of ssh key options to be prepended to the key in the authorized_keys file. general. You can create users within same playbook thanks to linear strategy. Synopsis This plugin replaces specific keys with their after value from a data recursively. 0. ansible - copy key to authorized keys file. "} It appears the module was renamed from authorized_key to ansible. Notifications. Use the following command to create the key pair on the client computer from which you will connect to remote devices: # ssh-keygen. firewalld_info – Gather information about firewalld. let Ansible use the root user (with its public key saved in ~/. Adds or removes deploy keys for GitHub repositories. SSH gets configured by ~/. 5. 4 SUMMARY Ansible 2. Improve this question. How to use ansible authorized_key to authorize a ServerA (not the controller machine) to access Server B. You will first create a user on one machine. Next, we look at public key comments and how to modify them. authorized_key is for Ansible 2. Choices: Whether the given key (with the given key_options) should or should not be in the file. This can be done using the authorized_key module in Ansible. I want serverA to be able to access serverB by copying the ssh_pub_key of serverA to serverB. Instead, access is managed by adding or removing person’s SSH public key to the ansible user’s authorized_keys file. git module over ssh, for example. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. stdout}}" with_items: "{{keys. Ansible authorized_key cant find key file. ssh/authorized_keys file containing the public key for the ansible user on all your nodes and set the permissions to the authorized_keys file to only the owner (ansible) having read and write access (permissions 600). 1. sudo apt install whois -y. Whether this module should manage the directory of the authorized key file. Whether this module should manage the directory of the authorized key file. Here, the path towards your key is built using Ansible’s lookup function. group – Add or remove groups. 0. Lookups occur on the local computer, not on the remote computer. Most distributions do not create the . Alternate path to the authorized_keys file. authorized_key: user: alice. The format of this file is described above. 13. Loop the list and use authorized_key to configure authorized_keysFor a list of valid user names, see Error: Server refused our key or No supported authentication methods available. MUY Belgium.