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https://issues.apache.org/jira/browse/CAMEL-8202?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Richard O'Sullivan updated CAMEL-8202:
--------------------------------------
    Description: 
A previous issue, CAMEL-5242, "Add support for pki based auth in camel-jsch" 
defined the default location of the SSH known_hosts file to be...

{code:java}
DEFAULT_KNOWN_HOSTS = "META-INF/.ssh/known_hosts". 
{code}

But this causes excessive logging with the misleading message:

{code:none}
JSCH -> Permanently added 'X' (RSA) to the list of known hosts.
{code}

It is misleading because the addition is not permament. It repeats with every 
SFTP connection. It is logged as a WARN which creates unnecesary review and 
filtering when analyzing the log files.

Although it is possible to configure the SFTP endpoint to specify the location 
of the common {{known_hosts}} file location, this must be added to every SFTP 
endpoint deployed to a Camel engine. For example, in a Spring XML/DSL the 
additional option is:

{code:xml}
knownHostsFile={{user.home}}/.ssh/known_hosts
{code}

FIX: Change the default to be the ".ssh/known_hosts" file in the user's home 
path. In ScpOperations.java, the declaration becomes...

{code:java}
private static final String DEFAULT_KNOWN_HOSTS;
static { DEFAULT_KNOWN_HOSTS = System.getProperty("user.home") + 
"/.ssh/known_hosts"; }
{code}


  was:
A previous issue, CAMEL-5242, "Add support for pki based auth in camel-jsch" 
defined the default location of the SSH known_hosts file to be...

{code:java}
DEFAULT_KNOWN_HOSTS = "META-INF/.ssh/known_hosts". 
{code}

But this causes excessive logging with the misleading message:

{code:none}
JSCH -> Permanently added 'X' (RSA) to the list of known hosts.
{code}

It is misleading because the addition is not permament. It repeats with every 
SFTP connection. It is logged as a WARN which creates unnecesary review and 
filtering when analyzing the log files.

Although it is possible to configure the SFTP endpoint to specify the location 
of the common known_hosts file location, this must be added to every SFTP 
endpoint deployed to a Camel engine. For example, in a Spring XML/DSL the 
additional option is:

{code:xml}
knownHostsFile={{user.home}}/.ssh/known_hosts
{code}

FIX: Change the default to be the ".ssh/known_hosts" file in the user's home 
path. In ScpOperations.java, the declaration becomes...

{code:java}
private static final String DEFAULT_KNOWN_HOSTS;
static { DEFAULT_KNOWN_HOSTS = System.getProperty("user.home") + 
"/.ssh/known_hosts"; }
{code}



> Excessive loggging: JSCH -> Permanently added 'X' (RSA) to the list of known 
> hosts.
> -----------------------------------------------------------------------------------
>
>                 Key: CAMEL-8202
>                 URL: https://issues.apache.org/jira/browse/CAMEL-8202
>             Project: Camel
>          Issue Type: Bug
>          Components: camel-jsch
>    Affects Versions: 2.13.2
>         Environment: Linux, Tomcat, Camel
>            Reporter: Richard O'Sullivan
>            Priority: Minor
>              Labels: Logging, SSH
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> A previous issue, CAMEL-5242, "Add support for pki based auth in camel-jsch" 
> defined the default location of the SSH known_hosts file to be...
> {code:java}
> DEFAULT_KNOWN_HOSTS = "META-INF/.ssh/known_hosts". 
> {code}
> But this causes excessive logging with the misleading message:
> {code:none}
> JSCH -> Permanently added 'X' (RSA) to the list of known hosts.
> {code}
> It is misleading because the addition is not permament. It repeats with every 
> SFTP connection. It is logged as a WARN which creates unnecesary review and 
> filtering when analyzing the log files.
> Although it is possible to configure the SFTP endpoint to specify the 
> location of the common {{known_hosts}} file location, this must be added to 
> every SFTP endpoint deployed to a Camel engine. For example, in a Spring 
> XML/DSL the additional option is:
> {code:xml}
> knownHostsFile={{user.home}}/.ssh/known_hosts
> {code}
> FIX: Change the default to be the ".ssh/known_hosts" file in the user's home 
> path. In ScpOperations.java, the declaration becomes...
> {code:java}
> private static final String DEFAULT_KNOWN_HOSTS;
> static { DEFAULT_KNOWN_HOSTS = System.getProperty("user.home") + 
> "/.ssh/known_hosts"; }
> {code}



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