I suspect what is happening here is you are trying to insert the private key into the authorized_keys file, which is invalid as only the public key is required on the target machine. Once the public key is added to the target node, Ansible can authenticate with the target node without the need for a password. Verify that it occupies a single line and save. 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. The key vault and keys/secrets inside it are accessed via {vault-name}. 7. You can get what you want using the Jinja selectattr and map filters, like this: --- - hosts: localhost gather_facts: false vars: # Here's our data: two users with 'root' access, # one without. This works because that user is able to modify the file owned by himself. 13. ssh/id_ecdsa -N "". Both manager and managed host are Ubuntu 14. 2) Setup the key: mkdir ~/. No changes from defaults. We'll work with the files under AddingKeys folder. posix. Adds or removes an SSH authorized key: ansible. ssh/my_rsa # make it accessible RUN apt-get -y install openssh-server # install openssh RUN ssh-keyscan my_hostname >> ~/. . Add endpoints for management. - name: Name of 2nd task. CONFIGURATION. . at module – Schedule the execution of a command or script file via the at command. Utilizing delegate_to and authorized_key to implement passworless SSH on a cluster does not work. 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. posix. You can use the host and group lists to specify keys per host or group off hosts. Ansible authorized_key cant find key file. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. Add that user to the sudoers. used on personally controlled sites using. 1 Ansible - Avoid duplicates between group and host vars. Here, the path towards your key is built using Ansible’s lookup function. To secure your secrets, you should. By default, Ansible assumes you are using SSH keys to connect to remote machines. 2. Follow answered Sep 26, 2020 at 17:38. When this role starts to run, it will be able to locate the ssh public key since the role is running on 10. ansible / ansible Public. ssh/authorized_keys and id_rsa. org that will get appended to the authorized_keys file on the server. For each user in the file, there is a file that contains the public ssh key. 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. g. ec2_instance. Key Deployment: Deploy the ~/. py","path":"system/__init__. And there you should put your SSH options. authorized_key – SSH 認証キーを追加または削除します. The ideal solution would:. (ここで. 2. If the key and/or cert is currently in use, the module will not be able to remove the key. ssh/authorized_keys file on the remote host anymore. In the example, you test the existence of the attribute sshkeys. name }} key=" { { item. g. Instead, access is managed by adding or removing person’s SSH public key to the ansible user’s authorized_keys file. Improve this. builtin. authorized_keys module. The username on the remote host whose authorized_keys file will be modified. I have a cluster that has 4. pub files deployed to their respective authorized_keys file; the list of deployed . FAILED! => {"changed": false, "msg":. 168. pubkey. You can also add the private key file: $ ssh-agent bash $ ssh-add ~/. authorized_key: Ansible authorized_key module. mkdir bootstrap-raspberry && cd bootstrap-raspberry. - name: make sure the 'a' attribute is removed. - name: Set authorized key taken from file ansible. 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. Precise details in this answer were constructed to resolve a problem related to "authorized_keys", but a solution could follow this model even if a different file or context is indicated in the AVC produced by sealert or audit2allow. 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. 10. There you can say which authentication type should be users. general. Key files are neatly tucked in the files directory, easy to. 7 Ansible - managing multiple SSH keys for multiple users & roles. The private key is available locally, while the public key is shared with the remote hosts to which we wish to connect. A string of ssh key options to be prepended to the key in the authorized_keys file. pub would be the two keys to add. 3. ssh/id_rsa. Once you’re in, you can remove the old key using vim ~/. posix. Install Ansible. azure. In our case the ServerA count is 20 while ServerB count is 200. One improvement I would like to make is to manage list of keys per user instead of managing on a key per key basis. 1. This can be done with Ansible by using the authorized_key module like this: - name: Set up authorized keys for ansible user. Most distributions do not create the . e. I assume this is because this attribute might be missing in the dictionary. ssh directory is like: ls . firewalld_info – Gather information about firewalld. Popular methods of adding an ssh public key to a remote host’s authorized_keys file include using the ssh-copy-id command, and using bash operators such as >> to append to the file. pub hostC hostC. To use it in a playbook, specify: ansible. 18. 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. OS / ENVIRONMENT. 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. ssh/authorized_keys files of our servers contain only a given set of ssh keys. ansible. how can add my private key to a target host through ansible. Therefore the message Permission denied (publickey,password) may indicate that OS needs strong SSH-key instead of id_rsa. authorized_key: user: "your-user" state: present key: "your-public-key-goes-here". Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. HOME }}/. Whether this module should manage the directory of the authorized key file. 既定のディレクトリがなければ作成し、必要な. authorized_key: . authorized_key: user: alice. client: - key: ssh-rsa. posix. To install it use: ansible-galaxy collection install ansible. A short bash script combines those keys and my Ansible management public key into authorized_keys files for the ESXi hosts in each vCenter instance. Note that the same result happens when ansible_user and ansible_become are omitted from the inventory file. SSH host key validation is a meaningful security layer for persistent hosts - if you are connecting to the same machine many times, it's valuable to accept the host key locally. ansible-doc authorized_key 常用选项: Options: (= is mandatory)(= 后面的参数是强制要有的) - exclusive [default: no]: 是否移除 authorized_keys 文件中其它. Run the command: /usr/bin/ssh-keygen -A to. 1246 Downloads. 6, to install the current Ansible 2. I've setup the various user's public ssh keys into a publickeys directory which I put in the variable named "sshkey_path". 0. The username on the remote host whose authorized_keys file will be modified. Now, we need to go to the host file in Ansible to arrange the other machines. ansible-core. I'm trying to use ansible (version 2. 12, use dnf to install 'ansible-core', then use Ansible Galaxy to install the collection 'ansible. Ansible `authorized_key` copies the key to remote user but not working when trying to ssh. ansible. Ansible 2. I am prompted for sudo password and the first task is completed. 221, simply enter the password and the SSH key for the current user of the Ansible host will be copied over to the target host, 192. ssh/authorized_keys. Copies the Ansible host's SSH pub key (separate key created for only this purpose) to the target via posix. A file with the 'a' attribute set can only be open in append mode for writing. 1. Since Ansible 2. This is useful if you’re going to want to use the ansible. content of . ssh/id_rsa -N '' args: creates: /root/. $ sudo visudo #added these 2 lines root ALL= (ALL) ALL <user> ALL= (ALL) NOPASSWD:ALL $ sudo nano /etc/ssh/sshd_config PermitRootLogin yes PasswordAuthentication yes $ sudo service sshd restart. 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. Thanks. To use it in a playbook, specify: community. 2. Share. Let's say /etc/ssh/authorized_keys/test for a test user. biz. 0) の一部です。. Star 58. See Location of the Authorized Keys. The first tutorial covers the basic steps for deploying an application, and is a starting point for the steps outlined in this tutorial. Summary: Ansible is not able to. - name: Set authorized key taken from file \n ansible. 帮助文件查看. yaml for example)Whether this module should manage the directory of the authorized key file. Whether. Unmaintained Ansible versions. Copy a local SSH public key and include it in the authorized_keys file for the new administrative user on the remote host. ssh/authorized_keys The parameter AuthorizedKeysFile may contain %u and %h. ssh/authorized_keys Lists the public keys. Then task 2 that executed locally loops over other nodes and authorizes all keys. Public Key of the user. Change the public key of the user who is used to connect with ansible. I want serverA to be able to access serverB by copying the ssh_pub_key of serverA to serverB. We need to add the. 9. I would like to copy ssh keys to my server via ansible. posix. Secret Management System. I am adding the following before the normal key:. 0. I have my ansible script that works perfectly for. For example, get the first one. 2) when your agent is. – vedipen. ansible-update-authorized-keys. The sample illustrates how to: Generate a temporary, host-specific SSH key pair. 0. 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. Usage. Here you go. I want the code to be dynamic and not hard-coded ips. 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. 6. mwiapp01 server's public key mwiapp01-id_rsa. Depending on your setup, you may wish to use Ansible’s --private-key command line option to specify a pem file instead. The issue starts, due to the fact that the host/server is deployed from an image, there is a need to recreate the global keys on each so that they do not have the same set. On macOS, before Ansible 2. Share. I have a YAML file in which I have the following keys for multiple users. yml --ask-pass. ssh_key_file = Optionally specify the SSH key filename. Host key checking is disabled via the ANSIBLE_HOST_KEY_CHECKING environment variable if the key is generated. ssh hostA hostA. I've tested with_file and it worked just fine. The Ansible user exists; The keys are added for SSH authentication and ; The Ansible user can execute with. New in version 1. ・no. 6. - name: Create a new regular user with sudo privileges user: name: " { { create_user }}" state: present groups: wheel append: true create_home: true shell: /bin/bash - name: Execute rsync command so the new user has the same authorized keys as root user ansible. headincloud. Introduction. ssh/authorized_keys) ssh; ansible; Share. 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 . 1 I am in the process of making knots in my brain concerning a concern for rights on the . manage_dir. Also check the permissions on /home/user/. Step 1 — Creating the Key Pair. ansible-playbook setup_ssh. SUMMARY I have two keys with the same value but different key options and comments. This is the approach suggested in the RedHat Ansible security hardening guide. ・yes. 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。. I tried with shell module like below:--- - name:. This is what I have no but it takes only the last key and not both. , since you could lock yourself out of SSH access. pub" register: key. yes ←. . Whether this module should manage the directory of the authorized key file. ssh/id_rsa. Whatever OP means by "Ansible playbook server", the question is about security implications of a potential compromise of the machine executing Ansible playbooks. 1246 Downloads. (added in 1. 1. So I. This often indicates a misspelling, missing collection, or incorrect module. 1 }}' with_subelements: - "{{admins}}" - sshkeyHow can this be achieved using ansible. Create a project folder on your filesystem. The variable name in the context of SSH keys could refer to the user who accepts the key, or the name of key itself. cyberciti. The dictionary contains keys such as ‘private’ and ‘public’, each containing a list of dictionaries for addresses of that type. 5 / 5Score. A string of ssh key options to be prepended to the key in the authorized_keys file. 1. This combination can configure asymmetric encryption, which means that if anything is encrypted with one of the keys in this. - name: Create sftp user authorized_key entries. so, scp it there first, then you cat it and point it to append to the authorized_keys file. The private key is available locally, while the public key is shared with the remote hosts to which we wish to connect. The first thing that comes to mind, loop_control: loop_var: loopx iirc you need to change the loop_var vs using item multiple times. 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 . ansible - copy key to authorized keys file Ask Question Asked 6 years, 1 month ago Modified 6 years, 1 month ago Viewed 2k times 2 I have created a user using. 1 Answer. 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. 1) Define which keys to replace (see keys_to_replace. manage_dir. Ansible: Create new user and copy ssh-keys from local system. And you will get the SHA-512 encrypted password. ssh chmod 700 ~/. 0. debconf – Configure a . To install it, use: ansible-galaxy collection install community. The OpenSSH server by default will ignore authorized_keys in this case. The problem was the permissions with the server (ssh). This used to be working prior to version 1. 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 ansible. If they don’t, you won’t be able to log in. 7. Either copy and paste the content of the pub key to ~/. ansible. This user can be either root or a regular user with sudo privileges. 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. It describes standard, minimal measures for ensuring privilege elevation is not fatally broken on the target server itself. 4 seems to have a bug with authorized_key module. 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 For one host I could write: - name: Set authorized key taken from file authorized_key. Ansible playbook that replaces ssh keys in the authorized_keys file of all non-system users and the root user. Lookups occur on the local computer, not on the remote computer. It might be SE Linux. Start automating with Ansible in a few easy steps. I am writing a chef recipe and want to ensure a specific ssh public key is set for a certain user. Ansible module to add or to remove SSH authorized keys for particular user accounts on Windows-based systems. I'm creating an ansible role to manage user SSH keys dyanmically. 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. So you have to use ssh to setup ssh too. You could do an Ansible playbook for that, it will validate all public keys in the authorized_file and remove the invalid ones, like for example: --- - name: Validate SSH public keys in authorized_file hosts: all gather_facts: no tasks: - name: Fetch the authorized_keys file slurp: src: ~/. , since you could lock yourself out of SSH access. ssh/id_rsa. First, get the value of the parameter. Also, the user should be a sudo user. The AuthorizedKeysFile keyword specifies the file containing public keys for public key authentication. Utilizing delegate_to and authorized_key to implement passworless SSH on a cluster does not work. - user: name: " { { item }}" shell: /bin/bash group:. Then task 2 that executed locally loops over other nodes and authorizes all keys. The objectId is used to grant access to secrets within the key vault. Here, the path towards your key is built using Ansible’s lookup function. ssh/authorized_keys of the child node. gather_facts – Gathers facts about remote hosts. If set to yes , the module will create the directory, as well as set the owner and permissions of an existing directory. win_user_profile: username: test name: test state: present and the collection is installed via. When doing so, key_options can be left unset and things work. When you enter the “ls” command, you will see the “hosts” file. This combination can configure asymmetric encryption, which means that if anything is encrypted with one of the keys 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. authorized_key: user: "your-user" state: present key: "your-public-key-goes-here". builtin. To use it in a playbook, specify: amazon. ssh/authorized_keys file using Ansible authorized_key. authorized_key - Adds or removes an SSH authorized key You are reading an unmaintained version of the Ansible documentation. Put the username and password in 'etcansiblehosts' [server] 172. authorized_key with the user option to configure the authorized_keys file of this new created user. ansible. Ansible is completely over SSH. firewalld module – Manage arbitrary ports/services with firewalld 1. Issue Tracker. key }}" with_items: ssh_users. FAILED! => {"changed": false, "msg":. Edit on GitHub. In my Dockerfile I just added: COPY my_rsa /root/. Each item in the list. --- case1: keys: - sshrsa1 - sshrsa2 users: - user1 - user2 - user4 case2: keys: - sshrsa3 - sshrsa4 - sshrsa5 users: - user1 - user2 - user5. However, I'm unsure how to loop through ssh_keys results and use authorized_keys task to add the retrieved keys. general. posix. To generate a full-fingerprint imported key: apt-key adv --list-public-keys --with-fingerprint --with-colons. Then, although it depends on what is your project exactly, I do not. To get the current user key, you can of course use the ~ alias. I am unable to proceed further. ex3. Alternatively, you can open the ~/. authorized_key module. 0: of ansible. ssh/my_rsa # copy rsa key RUN chmod 600 /root/. In our case the ServerA count is 20 while ServerB. group and ansible. 9 (which is not supported anymore), use dnf to install 'ansible'. I'm trying with-item construct, but it complaints about . Orchestrating SSH Key Rotation. OS / ENVIRONMENT. authorized_key: user: ansible state: present key: ' { { item }}' with. Using the parameters below- data|ansible. ssh_authorized_key_file (string) - The SSH public key of the Ansible. I'm trying to use ansible (version 2. If set to yes , the module will create the directory, as well as set the owner and permissions of an existing directory. What is Ansible Authorized_key? An SSH key pair is made up of two keys, one public and one private. The second task once again uses the file module to ensure that the authorized_keys keys file is available in the . まずはAnsible側で公開鍵と秘密鍵を作成。. 6, to install the current Ansible 2. You need further requirements to be able to use this module, see Requirements for details. But instead of the users's authorized_keys file the one of root is. Then edit authorized_keys on the server and paste contents of your clipboard below any other keys in that file: nano ~/. So it would look a little something like this. pub key from Ansible control machine to Remote Node in a file ~/. Is the authorized_key module of ansible, can be used to copy the ssh keys of host to a new remote user? ansible; Share.