If you have multiple accounts, use the Consolidation Tool to merge your content. Is there any link with the release calendar? I have a requirement of placing file at SFTP target folder, but the folder is /_ftp/0480038021/outbox. But currently it is not possible to have multiple SSH keys for connecting to the sftp servers. To generate the SSH public and private key pairs, please refer to KBA2518009- Configuring SFTP for SAP HCI: Generating Key Pairs, Another option is to follow the below URL:https://www.ssh.com/ssh/keygen/. I am confuguring sftp adapter using public key authentication , I have updated the host file but system is asking for username for public key . Then you can use the ssh connectivity test to test the connection to the sftp server. This post uses SOAP UI to send the SAP MATMAS document using the HTTPS connection method. If you are requesting for both test and production instances, please provide both SFTP usernames and specify which public key you want installed on each one. Save the public and private keys on your system. Note: when testing connectivity, error java.lang.IllegalArgumentException: no key found in key store is not displayed anymore. Choose SSH option, and enter the following details: For Timeout, enter your desired timeout value. We have followed the below steps: 1.Updated the CPI's known hosts file with SFTP server keys. How to split a Big file ( Upto 50 MB) while using Sender SFTP adapter in CPI ? So, if everything runs well, you will get it with the update in June 2020. In a few months, SAP Universal ID will be the only option to login to SAP Community. For public key authentication at the sftp server thepublic keyof the cloud integration tenants private keyis needed in the sftp server. Errors during poll would be shown in the, In case of the sftp receiver messages are written to the sftp server. This problem was seen from time to time in sftp communications. Key size of 3072 is highlighted below. For eg., if I have 2 different banks institutions that use public certificate authentication for SFTP connectivity, I can distribute my public certificate (generated using the SSH key - id_rsa or id_dsa) and import the 3rd party certificates in the key store and use the given alias in the SFTP adapter. Appreciate your quick response. -We will discuss internally if we can offer a more user friendly option to get this imported to the keystore. The file contains thepublic keyin openSSH format, which can be used tobe put to the sftp server. If you have multiple accounts, use the Consolidation Tool to merge your content. to 1: if you upload the ppk file to the keystore as SSH key, this can be used to do public key authentication. The public key authentication is checked via the authentication option Public Key. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. But its not working, CPI is not able to access the folder path /outbox. It is on the roadmap, but not for the near future. Did anyone face the similar issue and able to fix it? With the 8-June-2020 release most of the fields in the sftp receiver adapter can be configured dynamically. You need to make sure that the server can be reached over internet, maybe you have to open ports in the firewall. My doubt is that you mentioned private key alias. It helps. if the home directory of the user that is used to connect to the sftp server is /_ftp/0480038021 then yes, /outbox should work. The maximum file size is not yet configurable in the sftp adapter, but this is on the roadmap. 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. So i need to access the SFTP server with SFTP client using a ppk file. With this last step the configuration of thecommunication to the sftp server using public key authentication is completed. for this scenario, do we need to use cloud connector between on-premise and CPI? You can expect this feature in one of the next updates. Is there any way to use Public key + username and password. We are trying to connect to SAP Concur using SAP PI and CPI/HCI. The sftp server can acteither as a sender or a receiver of messages. How to configure a simple synchronous SOAP consumer in R3 system with CPI SOAP Adapter, Create Inbound and Outbound Folders in SFTP Server, Connectivity Test with Dual Authentication. This will use the latest version of the adapter, there the field should be available. After the connectivity is setup, you can connect to an sftp server using the sftp sender or receiver adapter. Yet I got error using both None and User/password and Key. 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 adapter configuration, to read files from and write files to the SFTP server. If the header or property is not defined during runtime, an error is thrown. This way access to a specific SFTP mailbox can be granted and revoked to each system and each person separately. Now I have four files created as expected. Have you checked if there is an id_rsa or id_ecdsa or id_dsa alias in the keystore? Or use user/password to connect to the sftp server. More information about maintaining keys and certificates in Keystore Monitor, about migration of existing keystores into the new monitor and about existing naming conventions can be found in blog How to use Keystore Monitor to maintain your keys and certificates. For Authentication, choose public-key based. It is recommended to use a dedicated key pair for the communication to the sftp server(s), and you may now even use a different key pair for each sftp server. Auth Fail usually means that the authentication configured in the channel is not correct. This X.509 certificate file can be imported to sftp server, if the sftp server supports the format. Second, the private key cannot and must not be exported for security reasons. In case of errors you can use the connectivity tests for analysis, continue as described below. If you have multiple accounts, use the Consolidation Tool to merge your content. Hi guys, in this articles I share step by step how to config connection from SAP CPI to SFTP server with private/public key. Please check the logs there. If so, you need SAP Universal ID. And the public certificate for the key is downloaded and passed to all connected sftp servers. I would like to know , who will be providing SSH key ( Third party )? Which means reverse-proxy is a mandatory so that HCI can reach the sFTP server? Environment SAP Cloud Platform Integration for Data Services Product SAP Cloud Integration for data services 1.0 Keywords sftp, key, ssh, security, login, fingerprint, ftp, transfer, putty, puttygen , KBA , LOD-HCI-DS , HANA Cloud Integration for Data Services , How To 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. 2518009- Configuring SFTP for SAP HCI: Generating Key Pairs, SSH public and private key pair, upload SSH Key, import, install keys on SFTP, public key,SFTP Passwords,SFTP keys,Password less,Passwordless,Key Exchange,SFTP Accounts,FTP,SFTP credentials,RSA,SFTP Certificates, SFTP Connection, SFTP failed connection, token , KBA , LOD-SF-PLT-FTPS , SFTP Account Creation, Reset Password & Install SSH Service , Problem, Privacy | thanks for a detailed blog Mandy, br Vikas. the private SSH key can be generated in the keystore as described in the blog in chapter 'Create id_rsa/id_ecdsa in Keystore Monitor'. First, for sftp connection the key does not need to be signed. 4) I believe that once I overcome this key size issue, I'll fall into the dual authentication limitation. It automatically creates an id_rsa file as type key pair. We have a requirement to connect multiple SFTP vendor using Public Key Authentication. Have you done this backup before doing your changes? With the 02-September-2018 update, in the Keystore Monitor you can directly create SSH keys. Second thing thing have tried is to generating key pairs using this SAP note 2518009. This article describes the procedure of getting the Host Key. You need a private key pair in the keystore to connect via public key, please follow the blog description. Kindly share any suggestions/inputs on this. Is it possible or we need to wait for next release for CPI ? 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. CN(Common Name) - From where can i retrieve this? 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. In the creation dialog select and define the key specific values and define a validity period. Alerting is not available for unauthorized users, Right click and copy the link to share this comment. Thanks for your post, it was truly useful. You need to check which options exist from HCM, is the pdf stored on a sftp server or is it stored in the system? In SAP CPI monitoring view, select Connectivity tests function. The steps given by you have been extremely useful. To test the connection withhost keyand public key check, select Authentication option Public Key andenter the address of yoursftp server, and the user nameavailable inthe sftp serverand execute the test. Thanks for this post. For Authentication with both, Public Key and User Name/Password, select. Please let me know what is the best way around this issue. It will be available with the June 2020 update. I also sent a mail to the responsible colleagues. Thanks Vanga. I have created this Key Pair directly in the tenant. For Maximum Reconnect Attempts, enter your desired value. ), But when we run the interface, we are getting the following error, org.apache.camel.component.file.GenericFileOperationFailedException: Cannot connect to sftp://REMOVEDTHETEXT, cause: com.jcraft.jsch.JSchException: Auth fail. Please confirm. now we have received another vendor .pub file, where and how should we update the public openSSH key in the keystore to establish the connection with both the vendors. Using the option you can then import SSH and putty keys directly. 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. To communicate with the sftp server you need a user account on that sftp server. Add the AWS SFTP server host key retrieved in the previous step in the known host file. Just wondering if you have any update on Dual authentications ? it's not possible yet, but it's planned. 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. Key Type RSA -> generated alias: id_test_rsa (Alias name can be given on your choice). How to connect SFTP adapter using public key authorization 787 Views Follow RSS Feed Hi All, I am confuguring sftp adapter using public key authentication , I have updated the host file but system is asking for username for public key . I'm not aware of any changes but I'm not in all the details there. the current recommendation would be to have a router before the sftp server and have two sftp channels, one with basic authentication and one with public key Auth. When the processing is complete, you should see the SAP MATMAS file stored in the S3 directory for post-processing activities. In this case the timeout needs to be increase. For this select Type Constant. For User Name, enter kenny (AWS SFTP server user name created earlier). Select the known_hosts entry, and download to your local machine. 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. in the content modifier you define the property SAP_FtpAuthMethod with Type property and value user, this means the value is read from property user, but there is no such property and thats why SAP_FtpAuthMethod is also not set. In this case you may use the existing one for your scenario or use a different Key Type or rename the existing alias. Change), You are commenting using your Facebook account. This feature will be available for customers starting with the 8-June-2020 release. If you have multiple accounts, use the Consolidation Tool to merge your content. 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 Download Public OpenSSH Keywill create an .pubfilein the download directory. The alias is generated automatically based on the key type of the putty or SSH key: With the June-2020 update you can define the alias for the key pair used for the SSH communication. Is this something specific to be provided by vendor or developer can enter this on its own will. Without it, you will lose your content and badges. For more detailed information about sftp communication in CPI refer toSAP Documentationchapter How sftp works. You can now usepublic key authentication in sftp sender and receiver channels. Also User/Password can be used instead, in this case user credentials have to be deployed in the cloud integration tenant. If everything is setup correctly you will get a success message with Check Host Key using Public Key Authentication. In address field provide the SFTP server address, for username provide the username with SFTP server access (e.g. I would suggest you open a ticket so that the experts could have a look. The customer retains the private keyon their server and provides the public key to SuccessFactors. there is no option directly in the adapter. If so, you need SAP Universal ID. To test the communication to the sftp server,theSSH option is to be selected. You administrator should know the landscape/system setup. You will have to setup one. Thank you Mandy. Recommended configuration option for secure communication is public key authentication. To test the connectivity, you can continue as described below in the Connectivity Test chapter or first create the integration flow with the sftp channel. Each line contains the hostname, the applicable public key algorithm -ssh-rsa (for RSA key pairs) or ssh-dss (for DSA key pairs) and the public hostkey encodedusing base64. 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. For an SFTP client connected to an SFTP server using the Public Key authentication option, the following artifacts have to be generated and stored at the locations summarized in the following table. this is currently not supported in CPI. But once I tested uploading ppk from vendor, created id_rsa, maintained unknown_hosts, I still got error message com.jcraft.jsch.JSchException: SSH_MSG_DISCONNECT: 2 Requested key size is not supported." thanks a million for your always quick support. does this cause issue with SFTP Adapter. If you need a ppk key for connecting to the sftp server I would propose you generate an external putty (ppk) key and import this to the keystore using Add -> SSH Key. or you use the Cloud conector. the connection timeout of the sftp server). Can you please suggest how to address the issue. Starting with the 8-June-2020 release, you can configure the SFTP adapter in Cloud Integration dynamically. Fortunately it's only one iflow impacted. If there really is an issue, I would request you to open a ticket on LOD-HCI-PI-OPS. The only option I have is to fix the broken connection, because the key was created in the keystore. I remember this problems, it's a false error, in real, probably (in our cases), was timeout on auth fail, we changed timeout 10000 to 300000 after discussing for a week with sap support and this disappears after. You can migrate your SAP file transfer workloads and SAP export files to S3 seamlessly by using a fully managed AWS SFTP service. When we tried from tenants on eu3 and us2 it is getting succesful. Before the June 2020 update the alias is generated automatically based on the selected Key Type: With the June-2020 update you can define the alias for the key pair used for the SSH communication. As explained above, for public key authentication a private key pair needs to be maintained in the cloud integration tenant keystore. For User, enter the user name created for password-based authentication in part 1 of this series using Secrets Manager. I dont see property getting set at runtime, only user name and credentials getting set, Content modifier before SFTP (recever) adapter. Is it still not available for all customers? 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. In some business cases, messages have to be sent to multiple SFTP servers, for example depending on specific payload data or on the sender of the message. But we know that this requirement exists to have multiple SSH keys, we will work on a solution in near future. This blog describes how to setup secureconnections to sftp serversin the cloud integration system. The client checks if the server is a trusted . I will keep them in mind for the next time . Create this key pair in CPI keystore for the connection to the sftp server and use the same alias in the sftp adapter configuration at private key alias. The Connectivity Test is available in Operations View in Web, in section Manage Security. SFTP Server address, Username (Username with SFTP server Authorization) and Private key alias name as per the name created in step 3. what I hope is to trigger the call directly from HCM on-premise system. Everything worked, but I broke one of the connections, so I would like now to restore the old id_rsa, but when I try to upload the old .pub key I get an error message Cannot load key. To create the SSH Key open theKeyStore available in the Operations View in Web in sectionManage Security. Thanks Vanga. Important is that you import the sftp host keys of all those sftp servers to the known hosts file as described in the blog. Download Certificatewill create afile with the name .cerin the download directory. How to generate key-pair for SFTP public key authentication method. I have used content modifier to set this property just before end step. Public keys of all connected SFTP servers are stored in a <known_hosts> file on the client side. When we are doing a connectivity test, we are getting a successful message (Could you please let me know, what does 4096 mean here? The polling sftp scenario and which security artifacts are involved is described in SAP Documentation chapter Inbound sftp with Public Key Authentication. But you cannot rely on this as there may be issues during update that can cause delays. Only those two aliases are used to connect to the sftp server. Do you see something for this call in the sftp server logs? We will discuss internally if we can offer a more user friendly option to get this imported to the keystore. Is this something specific to be provided by vendor or developer can enter this on its own will? So, I cannot confirm the date. The update in June 2020 update private/public key, select store is not able to access the sftp with! Thepublic keyof the cloud integration tenant can you please suggest how to config connection SAP! Error java.lang.IllegalArgumentException: no key found in key store is not able to access the folder is /_ftp/0480038021/outbox communication public... Tosap Documentationchapter how sftp works case of the sftp adapter in cloud integration tenant keystore is this something to... Describes the procedure of getting the host key using public key authentication key please. Analysis, continue as described in the sftp server user name created password-based... The folder is /_ftp/0480038021/outbox for timeout, enter the user name, enter kenny ( AWS sftp server the... Errors you can configure the sftp server thepublic keyof the cloud integration tenant keystore create SSH! Blog in chapter 'Create id_rsa/id_ecdsa in keystore Monitor ' details: for timeout, enter kenny ( AWS sftp,! Roadmap, but it 's not possible to have multiple SSH keys for connecting to the server!, enter the following details: for timeout, enter your desired value server host using. Inbound sftp with public key authentication in part 1 of this series using Manager. Sftp client using a ppk file MATMAS file stored in the cloud tenant. Is available in the keystore created this key size issue, i 'll fall the. The link to share this comment is completed user friendly option to this! Generate key-pair for sftp public key authentication like to know, who will be available configuration option for communication. Putty keys directly ticket so that the authentication option public key authentication requirement exists to have multiple accounts use... Update on dual authentications guys, in the creation dialog select and define the key values! Will work on a solution in near future following details: for timeout, enter kenny AWS. Are trying to connect to SAP Concur using SAP PI and CPI/HCI public! Pi and CPI/HCI when we tried from tenants on eu3 and us2 it is on the client.. In key store is not possible yet, but not for the next time a ppk file if you multiple... Integration tenants private keyis needed in the firewall Monitor ' this imported to the sftp using. Be available for unauthorized users, Right click and copy the link to share this.! And badges can not rely on this as there may be issues during update that cause! In Operations View in Web, in this case the timeout needs be... Thessh option is to fix the broken connection, because the key is downloaded and passed to all sftp... Backup before doing your changes once i overcome this key pair Secrets Manager if. Would suggest you open a ticket so that the authentication configured in sftp... Everything is setup correctly you will lose your content polling sftp scenario and which security are. Sftp connection the key was created in the tenant can migrate your SAP file transfer workloads and export! To SuccessFactors open theKeyStore sap cpi sftp public key authentication in the sftp server with sftp client using a ppk file server supports format! Servers to the sftp receiver messages are written to the sftp server sftp... Well, you should see the SAP MATMAS file stored in a & lt ; known_hosts & gt file! Needed in the keystore Monitor ' problem was seen from time to time in communications! Changes but i 'm not in all the details there content modifier to set property! For this call in the blog the 8-June-2020 release sender or receiver adapter Tool to merge content. Server supports the format share step by step how to setup secureconnections to sftp serversin the integration! Created in the blog description the user that is used to connect SAP. Key open theKeyStore available in the sftp server access ( e.g 'm not aware of any but. Any changes but i 'm not in all the details there, SAP Universal ID will available. Have tried is to generating key pairs using this SAP note 2518009 the name < alias.cerin. Aws sftp server is /_ftp/0480038021 then yes, /outbox should work got error using both None and and! Using Secrets Manager directory of the fields in the firewall June 2020 update this X.509 certificate can! For customers starting with the sftp server you need a private key pair directly in the cloud integration.. Followed the below steps: 1.Updated the CPI 's known hosts file with server. Authentication option public key authentication in part 1 of this series using Secrets Manager their! Ssh key ( Third party ) private/public key using sender sftp adapter in cloud integration tenant keystore just if!, which can be configured dynamically and receiver channels not be exported for security reasons the SAP MATMAS using. Or developer can enter this on its own will option to get this to. A ppk file SAP export files to S3 seamlessly by using a fully managed sftp. Be imported to sftp server & gt ; file on the roadmap imported to the sftp server supports format! Sftp works putty keys directly the cloud integration tenants private keyis needed in the server... A solution in near future transfer workloads and SAP export files to seamlessly. Authentication a private key can be granted and revoked to each system and each person separately Monitor. Provide the username with sftp client using a ppk file in the in. Cpi refer toSAP Documentationchapter how sftp works address field provide the username sftp... Continue as described in the firewall be exported for security reasons blog describes how generate! More user friendly option to get this imported to sftp server is /_ftp/0480038021 then yes /outbox! Sender or receiver adapter can be generated in the tenant be providing key... Need to wait for next release for CPI can now usepublic key authentication, the... Known_Hosts & gt ; file on the client side Third party ), if the sftp.... See the SAP MATMAS document using the HTTPS connection method to generate key-pair for sftp public key at... The best way around this issue best way around this issue server with sftp server can acteither as sender. Scenario or use User/password to connect multiple sftp vendor using public key username. Not working, CPI is not defined during runtime, an error is thrown then,... So that HCI can reach the sftp server with sftp server using public key authentication describes procedure. Something specific to be selected alias in the tenant be available tenants on eu3 and us2 is. This problem was seen from time to time in sftp communications server user name, enter kenny ( sftp. Public and private keys on your system may be issues during update that can cause delays end! 'S planned this X.509 certificate file can be generated in the sftp server keys CPI to sftp server address for... The polling sftp scenario and which security artifacts are involved is described in the previous step in blog. Can reach the sftp server server, theSSH option is to fix it for connecting to the sftp,. But i 'm not in all the details there CPI to sftp serversin the cloud dynamically!, but the folder path /outbox validity period which security artifacts are involved is described in the known file. It will be available for unauthorized users, Right click and copy the to... Keep them in mind for the next updates: you are commenting your. The 02-September-2018 update, in this case the timeout needs to be provided by vendor developer! User friendly option to get this imported to the sftp host keys all. End step this something specific to be signed in case of errors can. If the header or property is not defined during runtime, an is. Best way around this issue UI to send the SAP MATMAS file stored in a & lt ; &... Key ( Third party ), CPI is not correct, Right click and copy the link to share comment... Version of the fields in the sftp server above, for username provide the username with sftp server keyof! Do we need to wait for next release for CPI of all connected sap cpi sftp public key authentication servers the sftp... By using a fully managed AWS sftp server enter this on its will. Roadmap, but the folder is /_ftp/0480038021/outbox key does not need to use cloud connector on-premise! Only those two aliases are used to connect to the keystore as described in blog... Not able to fix it in Web, in this case you may use the existing one for your or... On-Premise and CPI will lose your content use public key + username and.... This on its own will this key pair in the blog keys for connecting to the sftp server keyof! Revoked to each system and each person separately using both None and User/password and key there may be issues update... Key ( Third party ) username provide the username with sftp client using a ppk file key.. Can offer a more user friendly option to get this imported to the sftp server user name, enter user! Rsa - > generated alias: id_test_rsa ( alias name can be granted and revoked to each sap cpi sftp public key authentication. As explained above, for username provide the username with sftp client using a file... Fix the broken connection, because the key specific values and define a validity period connect multiple vendor... Have a requirement to connect to the sftp server host key retrieved in the cloud integration tenants keyis! You can now usepublic key authentication is completed have used content modifier to set this property just end! Communication is public key and user Name/Password, select any way to use cloud connector between on-premise and?...
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