It is on the roadmap, but not for the near future. It sounds like something is not setup correctly in the Cloud Connector. I have used option Add -> SSH Key -> id_rsa.pub. In case of errors you can use the connectivity tests for analysis, continue as described below. Then you can use the ssh connectivity test to test the connection to the sftp server. Step 2: Open PuttyGen and load the private key that was exported in Step 1. Change). There is no need to define all the configuration options dynamically, I recommend you to do so only if the required settings differ for the different SFTP servers you want to connect to. Is there any way to use Public key + username and password. Maybe it would be a good idea to open a ticket on LOD-HCI-PI-OPS to ask this question. To communicate with the sftp server you need an user account on that sftp server.

Now I have four files created as expected. For scenarios where messages are processed more often the connection should be kept open for better performance because additional time is required to establish the connection. In a few months, SAP Universal ID will be the only option to login to SAP Community. From the SAP CPI monitoring page, in the tenant keystore, choose Create SSH key. Update the host key in the SAP CPI known hosts file. If everything is setup correctly you will get a success message with Check Host Key using Public Key Authentication. In this case thesftp host keyis not checked, but it can becopied via Copy Host Key Button and added to the known hosts file as described in the above chapter. Using this feature you can connect one SFTP receiver channel to more than one SFTP servers. Alerting is not available for unauthorized users, Right click and copy the link to share this comment. The file contains thepublic keyin openSSH format, which can be used tobe put to the sftp server. Please set SAP_FtpAuthMethod to constant user if you want to define it with the value user. Need to pass Public key and Username/Password together. For the authentication step based on public key: User name contained in the deployed artifact with name given by the . I couldn't find option of giving maximum file size in CPI which we have in SAP PO? In the creation dialog select and define the key specific values and define a validity period. Hi guys, in this articles I share step by step how to config connection from SAP CPI to SFTP server with private/public key. The following diagram shows the high-level architecture of SAP CPI system integration with AWS SFTP. In the channel you have to specifiy the alias of the created SSH private key and this will be used in runtime to connect to the sftp server. I am facing the below issue while connecting on premise sftp Server using user id / password in the connectivity test tab at CPI PI . In this whitepaper you will find detailed steps for connecting to on-premise SFTP server with SAP Cloud connector, testing the connectivity from CPI Tenant, Managing credential entries for SFTP basic authentication as well as establishing public key based access to SFTP from CPI tenant, building the CPI IFlow with sender and receiver SFTP adapte. to 2: if you want to connect via public key the respective private key needs to be available in the keystore. one of the supported key exchange algorithms of CPI are supported or your integration with the sftp adapter will fail.. Inbound sftp with Public Key Authentication, How to Connect to an on-premise sftp Servervia Cloud Connector, How to use Keystore Monitor to maintain your keys and certificates, How to connect to an on-premise sftp server, How to connect to an on-premise sftp server via Cloud Connector, https://help.sap.com/viewer/ea72206b834e4ace9cd834feed6c0e09/Cloud/en-US/d722f7cea9ec408b85db4c3dcba07b52.html, Key Type DSA -> generated alias: id_dsa (because of security reasons not available anymore after the 14-04-2019 update), Key Type EC -> generated alias: id_ecdsa (new with the 14-04-2019 update). Second, the private key cannot and must not be exported for security reasons. Is it still not available for all customers? To create username- and password-based authentication, see AWS Transfer for SFTP for SAP file transfer workloads part 1. Please give your comments below As provided, configure the channel with the below parameters: SELECT person, employment_information, job_information FROM CompoundEmployee WHERE person_id_external IN, SFTP connection setup using Public key from SAP CPI, SuccessFactor Mutiple query on WHERE on SOAP. 3.Updated the authorized_keys file in ssh directory of SFTP server with CPI pub key details.

All rights reserved. I would like to know , who will be providing SSH key ( Third party )? There are two options,Authentication and Proxy Type, that are to be configured using dropdown lists on the user interface. The file contains thepublic keyin openSSH format, which can be used tobe put to the sftp server. Configure SAP CPI with SFTP using Public key based authentication: Step 1: Host Key retrieval from SAP CPI - Connectivity For SSH based communication, CPI tenant needs the host key of the sftp server, which has to be added to the known hosts file and deployed on the cpi tenant. Like Federico, I too am trying to use the .ppk file to authenticate against an SFTP. This includes SAP file workloads between cloud apps, third-party applications, and on-premises solutions with this open, flexible, on-demand integration system running as a core service on the SAP Cloud Platform. The following table shows the names of the properties for the different configuration options: Attribute SAP property Type Values, Timeout SAP_FtpTimeout int Values of type integer, Max. That is good to know. I see in the SSH Connectivity Test there is an option for Authentication: None.

the private SSH key is the one that is created in the CPI tenant and this is what usually shall never leave the system for security reasons. SSH Key attached: General notes: The Public Key must be provided in .pub or .txt format otherwise we are unable to install it. In this whitepaper, you will find the following: To access this white paper, please refer to the following wiki: How to Connect from SAP Cloud Integration to On-Premise SFTP Server. also the correct setup configuration for sftp adapter using public key. The dynamic configuration will be available with the June 2020 update. You can specify these settings dynamically by choosing the option Dynamic from the dropdown (as shown in the screenshot above) and defining the actual value in the respective SAP property. The table also shows which artifacts need to be exchanged between the client and the server (during the onboarding process): Choose Create -> SSH Key to create a key pair for the sftp connectivity. But out customer have sFTP server inside their secured zone. Just to clarify: I am able to exchange files with as many SFTP servers as I need, right? Select the check boxes for Check Host Key and Check Directory access. This is possible now, see blog How to connect to an on-premise sftp server via Cloud Connector. AWS Transfer for SFTP for SAP file transfer workloads part 1. Select Deploy to create the key. Cloud integration needs the username to connect to the sftp server and user must have sufficient authorization to create/move/delete files on the sftp server. Update the server host key in the known_hosts CPI tenant file form. If so, you need SAP Universal ID. Sure, you can store a pdf to the sftp server, but I'm not sure how to upload the file from HCM system. Steps to Use Public Key Authentication: For secure SSH communication a known host file must be deployed in the cloud integration tenant containing the public host key of the sftp server so that the sftp server will be trusted. https://blogs.sap.com/2019/06/29/try-sftp-scenarios-in-cpi-with-your-own-sftp-server-using-google-cloud/. For this download the file from Manage Security Material viewavailable in the Operations View in Web in section Manage Security. The public key authentication is checked via the authentication option Public Key.

Public keys of all connected SFTP servers are stored in a <known_hosts> file on the client side. [SAP WORK ZONE] DELIVER FIRST BUSINESS SITE USING SAP WORK ZONE STANDARD EDITION, [SAP WORK ZONE] HOW TO FEDERATED CONTENT S/4 HANA ON PREMISE WITH SAP WORK ZONE, [ SAP SCC ]-How to install SAP Cloud Connector (SCC), [SAP IAS/IPS] HOW TO PROVISION USERS INTO SAP BTP ABAP ENVIRONMENT, [SAP CPI] HOW TO LOGIN SAP INTEGRATION SUITE BY CUSTOM IDENTITY PROVIDER WITH SAP IAS IDENTITY AUTHENTICATION SERVICE. In the SFTP receiver we have Private key Alias, for that you mentioned in the blog add SSH key need to uploaded into Key store. For Authentication, choose public-key based. Thanks for the quick reply. With the June-2020 update any key pair can be chosen for the connection to the sftp server by defining the respective key alias in the sftp adapter configuration. This X.509 certificate file can be imported to sftp server, if the sftp server supports the format. This article describes the procedure of getting the Host Key. As far as I know there are no public sftp servers to send messages to. Yes, you can provide the downloaded public SSH key to multiple sftp servers. To be able to establish a secure connection to an SFTP server, the host key of the SFTP server has to be available in a known hosts file in the Cloud Integration tenant. In a few months, SAP Universal ID will be the only option to login to SAP Community. Provide the details in SFTP channel for SFTP Server address, Username (Username with SFTP server Authorization) and Private key alias name as per the name created in step 3. to 3: could you maybe share the complete details of the public key type (RSA/DSA/EC), key size and key algorithm? Alerting is not available for unauthorized users, Right click and copy the link to share this comment. 4) I believe that once I overcome this key size issue, I'll fall into the dual authentication limitation. We have a requirement to connect to the banks SFTP sever and the only authentication methods supported by the bank are Public key + username and password or Public key + IP address. Splitting needs to be done in the integration flow processing via the splitter flow step. You need to check which options exist from HCM, is the pdf stored on a sftp server or is it stored in the system?

If the sftp server needs SSH2 format according to RFC 4716 you need to download the OpenSSH key andtransform it to an SSH2 public key with the ssh-keygen tool, which can for examplebe installedusing cygwin on Windows machines. SAP Cloud Integration, SAP Integration Suite, SAP Cloud Platform Integration, Cloud Platform Integration, SAP CPI, CPI, SCPI, HANA Cloud Integration, HCI, SAP HCI, tenant, iFlow, Integration Flow, SFTP, Public Key, Host Key, SSH,known_hosts,Connectivity Test,SAP Cloud Integration , KBA , LOD-HCI-PI-CON-SOAP , SOAP Adapter , How To. I have used content modifier to set this property just before end step. I also sent a mail to the responsible colleagues. Use the optopn 'Check Directory Access' to dig a bit deeper into the problem. How do I create automatic feed without password into Success Factors?

thanks for a detailed blog Mandy, br Vikas. Provide the downloaded public keyto the administrator of the sftp server, so that he can add it there. There are two options to store known hosts files in Cloud Integration: Can you suggest any publicly available SFTP server which can be used to test SFTP related iflows using CPI. With the June-2020 update the key pair for the connection to the sftp server can be chosen by defining the respective key alias in the sftp adapter configuration. For testing purposes I've uploaded ppk file as ssh key (considering the fact that id_rsa had not been created yet, otherwise we'd get "id_rsa" already exists") and tried to run connectivity tests, and I still get result "com.jcraft.jsch.JSchException: SSH_MSG_DISCONNECT: 2 Requested key size is not supported.". is there a way to connect an sFTP Host which is located on Prem via SAP Cloud Connector?

After configure SFTP server, we will have some info of it as User name Password phrase Host name Private key file (*.ppk) Let's go Step 1 : Export private key (*.PPK) into SSH key Open WinSCP Choose Tools Choose item Run PuTTYgen

Without it, you will lose your content and badges. Which means reverse-proxy is a mandatory so that HCI can reach the sFTP server? Once you have shared the password, you cannot make anyone to forget it again, so to remain secure, you would have to change it each time someone leaves the project, which is difficult and error-prone as stated above. On HCI / CPI SFTP Adapter we can't use it, could you integrate this good guide with passages for use putty private key sent by sftp server admins? The steps given by you have been extremely useful. This problem was seen from time to time in sftp communications. Is this something specific to be provided by vendor or developer can enter this on its own will? The second option I could think of: Was the old id_rsa key also already created in the keystore or did you create this externally (maybe before the create ssh key option was available) and then imported it? The table also shows which artifacts need to be exchanged between the client and the server (during the onboarding process):

at the moment it is either user/password or public key, but we work on an enhancement to support Dual authentication meaning user/password and public key. Have you done this backup before doing your changes? we have created and provided public key to SFTP server admin. This blog describes the configuration options. If you also want to connect to the sftp server with File Zilla you should generate your own private key and send the public key to the sftp server admin. To test the connection, create an integration flow in SAP CPI between your preferred HTTPS tool and AWS SFTP. Thank you for the quick response. The SAP properties to be used and the possible values are: AttributeSAP property Type Values, Proxy TypeSAP_FtpProxyType String internet and onPremise, AuthenticationSAP_FtpAuthMethodString key, user and dual. If you have multiple accounts, use the Consolidation Tool to merge your content. This blog explains how to set up secure SFTP connection between SAP Cloud Platform Integration and SFTP without using user id & password (Basic Authentication), which is more secure to use. You can either use a sftp sender adapter in CPI to poll for messages on a on-premise system or you can trigger a call directly from on-prem system and send the pdf as attachment for example via a SOAP call. Also User/Password can be used instead, in this case user credentials have to be deployed in the cloud integration tenant. Download Public OpenSSH Keywill create an .pubfilein the download directory.

How to connect toSFSF hosted SFTP servers using the SSH Key. For Directory, select the S3 directory associated with AWS SFTP server. 3.Updated the authorized_keys file in ssh directory of SFTP server with CPI pub key details. This ensures there are not too many open connections in the sftp server. its planned to be available in the May update, but this depends on the finalization of the implementation and the E2E tests that need to be executed. Errors during poll would be shown in the, In case of the sftp receiver messages are written to the sftp server. what should work (I have not tried it as I dont have a ppk file for testing): Please let me know if this solves your problem. To establish SSH connection betweenSAP Cloud Integration (former CPI) and SFTP server, you need to add the below parameters to thefile and deploy it on the tenant: However you do not know how to get the Host Key of SFTP server to prepare the file. When the deployment is complete, download the id_rsa public key from the keystore. Please let me know if there a way I can get the private key for id_rsa key pair. For the authentication step based on user credentials: Credentials from the deployed artifact with the name given by the Credential Name parameter are evaluated by the system to authenticate the tenant against the SFTP server. If so, you need SAP Universal ID. Could you please check again? You can call the CPI tenant directly. Select the known_hosts entry, and download to your local machine. Thank you for your Suggestions, we were using an Old Version of the SFTP Adapter in our iFlow and it was not having an option for the PrivateKey. Copy the Host key for the SFTP from above screenshot should be deployed in the existing known_hosts file. Check setup and troubleshooting in this blog: https://blogs.sap.com/2018/11/16/cloud-integration-how-to-connect-to-an-on-premise-sftp-server-via-cloud-connector/, Make sure the known hosts file is setup correctly and uses the sftp address as specified in the sftp channel. Does it mean that CPI only works with ssh/rsa key sizes that were just mentioned? Click here to return to Amazon Web Services homepage. If public-key authentication fails, it will go to password authentication. if the adapter does not have the option in the adapter configuration it means that it is an old version of the adapter. I still don't see add ssh option.

I have worked on sFTP servers which is managed by SAP. Is it really expected to take that long? 2) Indeed, id_rsa had not been created up to the point I send my questions. A typical task in an integration project is to connect sftp servers tothe SAP Cloud Integration Tenant, either for sending messages to or for polling messages from the sftp server. This feature will be available for customers starting with the 8-June-2020 release. Or read the value from an existing property. You can download the host key with the SSH connection test as described in more detail below in the Connectivity Tests chapter using the Copy Host Key option. what I hope is to trigger the call directly from HCM on-premise system. You can retrieve the deployed integration flow URL from the SAP CPI manage integration content page. Change), You are commenting using your Facebook account. Terms of use | When the processing is complete, you should see the SAP MATMAS file stored in the S3 directory for post-processing activities. Privacy | How would this work with authenticating against multiple SFTP servers each having its own private key? For Authentication, choose User Name/Password. You can configure the entry fields Directory, File Name, Address, Location ID, User Name, Credential Name andPrivate Key Aliasdynamicallyusing header (${header.abc}) or property (${property.abc}) as shown below. If a key with the respective alias already exists, an error message is given. With capabilities similar to SAP PI/PO, SAP CPI offers pay-as-you-go exchange infrastructure to integrate processes and data. Add the AWS SFTP server host key retrieved in the previous step in the known host file. If no knwon_hosts file is deployed yet on the tenant you have to create it as described below.

To upload an SSH Key open the Keystore Monitor available in the Operations View in Web in section Manage Security.

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