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Diffstat (limited to 'lib/ssh/doc/src/notes.xml')
| -rw-r--r-- | lib/ssh/doc/src/notes.xml | 529 |
1 files changed, 526 insertions, 3 deletions
diff --git a/lib/ssh/doc/src/notes.xml b/lib/ssh/doc/src/notes.xml index 4c8cbab858..2478a8950b 100644 --- a/lib/ssh/doc/src/notes.xml +++ b/lib/ssh/doc/src/notes.xml @@ -4,7 +4,7 @@ <chapter> <header> <copyright> - <year>2004</year><year>2017</year> + <year>2004</year><year>2018</year> <holder>Ericsson AB. All Rights Reserved.</holder> </copyright> <legalnotice> @@ -30,6 +30,353 @@ <file>notes.xml</file> </header> +<section><title>Ssh 4.7</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + If the daemon port listener is restarted, it could + potentially fail with <c>eaddrinuse</c> if the timing is + unlucky. It will now retry and exponentially back off the + listener restart a few times before failing.</p> + <p> + Own Id: OTP-14955</p> + </item> + <item> + <p> + A channel callback module always got the module name as + reason in a call to terminate. Now it will get the proper + Reason, usually 'normal'.</p> + <p> + Own Id: OTP-15084</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + The option <c>exec</c> has new option values defined to + make it much more easy to implement an own <c>exec</c> + server.</p> + <p> + An option called <c>exec</c> for daemons implementing the + handling of 'exec' requests has existed a long time but + has been undocumented. The old undocumented value - as + well as its behavior - is kept for compatibility EXCEPT + that error messages are changed and are sent as + "stderror" text.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-14851</p> + </item> + <item> + <p> + Updated ssh_connection:shell/2 documentation.</p> + <p> + Own Id: OTP-14880</p> + </item> + <item> + <p> + The experimental <c>ssh_dbg</c> module is completely + re-written. Its purpose is to make tracing and debugging + easier on deployed systems.</p> + <p> + Own Id: OTP-14896</p> + </item> + <item> + <p> + The SSH supervisor structure has been slightly changed. + This makes stopping the ssh application considerably + faster if there are open connections. This is important + in for example restarts.</p> + <p> + Own Id: OTP-14988</p> + </item> + <item> + <p> + The type specifications in SSH are completly reworked and + the following types are renamed:</p> + <p> + <c>ssh:ssh_connection_ref()</c> is changed to + <c>ssh:connection_ref()</c>, </p> + <p> + <c>ssh:ssh_daemon_ref()</c> is changed to + <c>ssh:daemon_ref()</c>,</p> + <p> + <c>ssh:ssh_channel_id()</c> is changed to + <c>ssh:channel_id()</c>.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-15002 Aux Id: OTP-15030 </p> + </item> + <item> + <p> + The internal timer handling in SSH is now based on the + gen_statem timers.</p> + <p> + Own Id: OTP-15019</p> + </item> + <item> + <p> + Removed the undocumented and unused modules + <c>ssh_client_key.erl</c> and <c>ssh_server_key.erl</c>.</p> + <p> + Own Id: OTP-15028</p> + </item> + <item> + <p> + The Reference Manual pages are partly updated.</p> + <p> + The ssh page is now generated from specs and types, is + restructured and is partly rephrased.</p> + <p> + The ssh_channel, ssh_connection, ssh_client_key_api, + ssh_server_key_api and ssh_sftp pages are updated with + links, correct type names and some minor changes.</p> + <p> + Own Id: OTP-15030 Aux Id: OTP-15002 </p> + </item> + <item> + <p> + The behaviors <c>ssh_channel</c> and + <c>ssh_daemon_channel</c> are renamed to + <c>ssh_client_channel</c> and <c>ssh_server_channel</c> + respectively.</p> + <p> + The old modules are kept for compatibility but should + preferably be replaced when updating callback modules + referring them.</p> + <p> + Own Id: OTP-15041</p> + </item> + <item> + <p> + New test suite for channels.</p> + <p> + Own Id: OTP-15051</p> + </item> + <item> + <p> + The <c>rekey_limit</c> option could now set the max time + as well as the previously max data amount.</p> + <p> + Own Id: OTP-15069 Aux Id: ERL-617 </p> + </item> + <item> + <p> + Changed process exit supervision from links to monitors.</p> + <p> + Own Id: OTP-15082</p> + </item> + <item> + <p> + Better handling of misbehaving channel callback modules.</p> + <p> + Own Id: OTP-15083</p> + </item> + <item> + <p> + A new moduli file is generated. This file is used for the + recommended <c>diffie-hellman-group-exchange-sha256</c> + key exchange algorithm in SSH.</p> + <p> + Own Id: OTP-15113</p> + </item> + </list> + </section> +</section> + +<section><title>Ssh 4.6.9.1</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + SFTP clients reported the error reason <c>""</c> if a + non-OTP sftp server was killed during a long file + transmission.</p> + <p> + Now the signal name (for example <c>"KILL"</c>) will be + the error reason if the server's reason is empty.</p> + <p> + The documentation also lacked type information about this + class of errors.</p> + <p> + Own Id: OTP-15148 Aux Id: ERIERL-194 </p> + </item> + <item> + <p> + Fix ssh_sftp decode error for sftp protocol version 4</p> + <p> + Own Id: OTP-15149 Aux Id: ERIERL-199 </p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.6.9</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Host key hash erroneously calculated for clients + following draft-00 of RFC 4419, for example PuTTY</p> + <p> + Own Id: OTP-15064</p> + </item> + <item> + <p> + Renegotiation could fail in some states</p> + <p> + Own Id: OTP-15066</p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.6.8</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + An ssh_sftp server (running version 6) could fail if it + is told to remove a file which in fact is a directory.</p> + <p> + Own Id: OTP-15004</p> + </item> + <item> + <p> + Fix rare spurios shutdowns of ssh servers when receiveing + <c>{'EXIT',_,normal}</c> messages.</p> + <p> + Own Id: OTP-15018</p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.6.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix bad spec in ssh.hrl: <c>double_algs()</c>.</p> + <p> + Own Id: OTP-14990</p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.6.6</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Remove a blocking risk when a channel is closed and an + operation is tried on that channel after at least a + second's time gap.</p> + <p> + Own Id: OTP-14939</p> + </item> + </list> + </section> + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Added ssh_compat_SUITE.</p> + <p> + This suite contains a number of interoperability tests + mainly with OpenSSH. The tests start docker containers + with different OpenSSH and OpenSSL/LibreSSLcryptolib + versions and performs a number of tests of supported + algorithms.</p> + <p> + All login methods and all user's public key types are + tested both for the client and the server.</p> + <p> + All algorithms for kex, cipher, host key, mac and + compressions are tested with a number of exec and sftp + tests, both for the client and the server.</p> + <p> + Own Id: OTP-14194 Aux Id: OTP-12487 </p> + </item> + <item> + <p> + Default exec is disabled when a user-defined shell is + enabled.</p> + <p> + Own Id: OTP-14881</p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.6.5</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Adjusted supervisor timeouts</p> + <p> + Own Id: OTP-14907</p> + </item> + <item> + <p> + Remove ERROR messages for slow process exits</p> + <p> + Own Id: OTP-14930</p> + </item> + </list> + </section> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Add option <c>save_accepted_host</c> to + <c>ssh:connection</c>. This option, if set to false, + inhibits saving host keys to e.g the file + <c>known_hosts</c>.</p> + <p> + Own Id: OTP-14935</p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.6.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix problem with OpenSSH 7.2 (and later) clients that has + used sha1 instead of sha2 for rsa-sha-256/512 user's + public keys.</p> + <p> + Own Id: OTP-14827 Aux Id: ERL-531 </p> + </item> + </list> + </section> + +</section> + <section><title>Ssh 4.6.3</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -43,7 +390,6 @@ </list> </section> - <section><title>Improvements and New Features</title> <list> <item> @@ -73,7 +419,6 @@ </section> <section><title>Ssh 4.6.2</title> - <section><title>Fixed Bugs and Malfunctions</title> <list> <item> @@ -353,6 +698,82 @@ </section> +<section><title>Ssh 4.4.2.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix rare spurios shutdowns of ssh servers when receiveing + <c>{'EXIT',_,normal}</c> messages.</p> + <p> + Own Id: OTP-15018</p> + </item> + <item> + <p> + Host key hash erroneously calculated for clients + following draft-00 of RFC 4419, for example PuTTY</p> + <p> + Own Id: OTP-15064</p> + </item> + <item> + <p> + Renegotiation could fail in some states</p> + <p> + Own Id: OTP-15066</p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.4.2.3</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + An ssh_sftp server (running version 6) could fail if it + is told to remove a file which in fact is a directory.</p> + <p> + Own Id: OTP-15004</p> + </item> + </list> + </section> +</section> + +<section><title>Ssh 4.4.2.2</title> + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Default exec is disabled when a user-defined shell is + enabled.</p> + <p> + Own Id: OTP-14881</p> + </item> + </list> + </section> +</section> + + +<section><title>Ssh 4.4.2.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Trailing white space was removed at end of the + hello-string. This caused interoperability problems with + some other ssh-implementations (e.g OpenSSH 7.3p1 on + Solaris 11)</p> + <p> + Own Id: OTP-14763 Aux Id: ERIERL-74 </p> + </item> + </list> + </section> + +</section> + <section><title>Ssh 4.4.2</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -723,6 +1144,108 @@ </section> +<section><title>Ssh 4.2.2.6</title> + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fix rare spurios shutdowns of ssh servers when receiveing + <c>{'EXIT',_,normal}</c> messages.</p> + <p> + Own Id: OTP-15018</p> + </item> + </list> + </section> +</section> + + +<section><title>Ssh 4.2.2.5</title> + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Default exec is disabled when a user-defined shell is + enabled.</p> + <p> + Own Id: OTP-14881</p> + </item> + </list> + </section> +</section> + + +<section><title>Ssh 4.2.2.4</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Trailing white space was removed at end of the + hello-string. This caused interoperability problems with + some other ssh-implementations (e.g OpenSSH 7.3p1 on + Solaris 11)</p> + <p> + Own Id: OTP-14763 Aux Id: ERIERL-74 </p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.2.2.3</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + The key exchange algorithm + diffie-hellman-group-exchange-sha* has a server-option + <c>{dh_gex_limits,{Min,Max}}</c>. There was a hostkey + signature validation error on the client side if the + option was used and the <c>Min</c> or the <c>Max</c> + differed from the corresponding values obtained from the + client.</p> + <p> + This bug is now corrected.</p> + <p> + Own Id: OTP-14166</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Key exchange algorithms + diffie-hellman-group-exchange-sha* optimized, up to a + factor of 11 for the slowest ( = biggest and safest) one.</p> + <p> + Own Id: OTP-14169 Aux Id: seq-13261 </p> + </item> + </list> + </section> + +</section> + +<section><title>Ssh 4.2.2.2</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Upgrade of an established client connection could crash + because the ssh client supervisors children had wrong + type. This is fixed now.</p> + <p> + Own Id: OTP-13782 Aux Id: seq13158 </p> + </item> + </list> + </section> + +</section> + <section><title>Ssh 4.2.2.1</title> <section><title>Fixed Bugs and Malfunctions</title> |