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2016-05-09Merge branch 'anders/diameter/test/OTP-13438'Anders Svensson
* anders/diameter/test/OTP-13438: Don't assume list comprehension evaluation order
2016-03-26Don't assume list comprehension evaluation orderAnders Svensson
2016-03-15update copyright-yearHenrik Nord
2016-03-15Merge tag 'OTP-18.3'Lars Thorsen
=== OTP-18.3 === Changed Applications: - asn1-4.0.2 - common_test-1.12 - compiler-6.0.3 - cosNotification-1.2.1 - cosTime-1.2.1 - cosTransactions-1.3.1 - crypto-3.6.3 - debugger-4.1.2 - dialyzer-2.9 - diameter-1.11.2 - edoc-0.7.18 - eldap-1.2.1 - erl_docgen-0.4.2 - erl_interface-3.8.2 - erts-7.3 - eunit-2.2.13 - hipe-3.15 - inets-6.2 - kernel-4.2 - mnesia-4.13.3 - observer-2.1.2 - orber-3.8.1 - public_key-1.1.1 - runtime_tools-1.9.3 - sasl-2.7 - snmp-5.2.2 - ssh-4.2.2 - ssl-7.3 - stdlib-2.8 - test_server-3.10 - tools-2.8.3 - webtool-0.9.1 - wx-1.6.1 - xmerl-1.3.10 Unchanged Applications: - cosEvent-2.2 - cosEventDomain-1.2 - cosFileTransfer-1.2 - cosProperty-1.2 - et-1.5.1 - gs-1.6 - ic-4.4 - jinterface-1.6.1 - megaco-3.18 - odbc-2.11.1 - os_mon-2.4 - ose-1.1 - otp_mibs-1.1 - parsetools-2.1.1 - percept-0.8.11 - reltool-0.7 - syntax_tools-1.7 - typer-0.9.10 Conflicts: OTP_VERSION erts/vsn.mk lib/test_server/doc/src/notes.xml lib/test_server/vsn.mk lib/webtool/doc/src/notes.xml lib/webtool/vsn.mk
2016-03-14Prepare releaseErlang/OTP
2016-03-09Merge branch 'maint'Anders Svensson
2016-03-09Merge branch 'anders/diameter/18/dialyzer/OTP-13400' into maintAnders Svensson
* anders/diameter/18/dialyzer/OTP-13400: Fix dialyzer warnings
2016-03-08Merge branch 'maint'Anders Svensson
2016-03-08Merge branch 'anders/diameter/18.3/OTP-13322' into maintAnders Svensson
* anders/diameter/18.3/OTP-13322: vsn -> 1.11.2 Update appup for 18.3
2016-03-07Fix dialyzer warningsAnders Svensson
Whether making record declarations unreadable to compensate for dialyzer's ignorance of match specs is worth it is truly debatable.
2016-03-07Merge branch 'maint'Anders Svensson
2016-03-07Merge branch 'anders/diameter/retransmission/OTP-13342' into maintAnders Svensson
* anders/diameter/retransmission/OTP-13342: Fix handling of shared peer connections in watchdog state SUSPECT Remove unnecessary parentheses Remove dead export
2016-02-29vsn -> 1.11.2Anders Svensson
2016-02-29Update appup for 18.3Anders Svensson
OTP-13164 more efficient peer lookup OTP-13342 remote watchdog transition into state SUSPECT
2016-02-19Fix handling of shared peer connections in watchdog state SUSPECTAnders Svensson
A peer connection shared from a remote node was regarded as being available for peer selection (aka up) as long as its peer_fsm process was alive; that is, for the lifetime of the peer connection. In particular, it didn't take note of transitions into watchdog state SUSPECT, when the connection remains. As a result, retransmissions could select the same peer connection whose watchdog transition caused the retransmission. A service process now broadcasts a peer_down event just as it does a peer_up event. The fault predates the table rearrangements of commit 8fd4e5f4.
2016-02-19Remove unnecessary parenthesesAnders Svensson
Not needed as of commit 6c9cbd96.
2016-02-19Remove dead exportAnders Svensson
The export of diameter_traffic:failover/1 happened with the creation of the module in commit e49e7acc, but was never needed since the calling code was also moved into diameter_traffic.
2016-02-09Make peer handling more efficientAnders Svensson
Each service process maintains a dictionary of peers, mapping an application alias to a {pid(), #diameter_caps{}} list of connected peers. These lists are potentially large, peers were appended to the end of the list for no particular reason, and these long lists were constructed/deconstructed when filtering them for pick_peer callbacks. Many simultaneous outgoing request could then slow the VM to a crawl, with many scheduled processes mired in list manipulation. The pseudo-dicts are now replaced by plain ets tables. The reason for them was (once upon a time) to have an interface interchangeable with a plain dict for debugging purposes, but strict swapablity hasn't been the case for some time now, and in practice a swap has never taken place. Additional tables mapping Origin-Host/Realm have also been introduced, to minimize the size of the peers lists when peers are filtered on host/realm. For example, a filter like {any, [{all, [realm, host]}, realm]} is probably a very common case: preferring a Destination-Realm/Host match before falling back on Destination-Realm alone. This is now more efficiently (but not equivalently) expressed as {first, [{all, [realm, host]}, realm]} to stop the search when the best match is made, and extracts peers from host/realm tables instead of searching through the list of all peers supporting the application in question. The code to try and start with a lookup isn't exhaustive, and the 'any' filter is still as inefficient as previously.
2016-02-09Remove unnecessary erlang:monitor/2 qualificationAnders Svensson
See commit 862af31d.
2016-02-08Merge branch 'maint'Anders Svensson
2016-01-29Add missing appup after 17.5.6.8 mergeAnders Svensson
In commit b8c6a119.
2016-01-27Merge branch 'maint'Anders Svensson
2016-01-27Merge branch 'maint-17' into maintAnders Svensson
2016-01-26Update release notesErlang/OTP
2016-01-26Merge branch 'anders/diameter/17.5.6.8/OTP-13212' into maint-17Erlang/OTP
* anders/diameter/17.5.6.8/OTP-13212: vsn -> 1.9.2.3 Update appup for 17.5.6.8
2015-12-22Merge branch 'maint'Anders Svensson
2015-12-22Merge branch 'maint-17' into maintAnders Svensson
2015-12-21Make peer handling more efficientAnders Svensson
Each service process maintains a dictionary of peers, mapping an application alias to a {pid(), #diameter_caps{}} list of connected peers. These lists are potentially large, peers were appended to the end of the list for no particular reason, and these long lists were constructed/deconstructed when filtering them for pick_peer callbacks. Many simultaneous outgoing request could then slow the VM to a crawl, with many scheduled processes mired in list manipulation. The pseudo-dicts are now replaced by plain ets tables. The reason for them was (once upon a time) to have an interface interchangeable with a plain dict for debugging purposes, but strict swapablity hasn't been the case for some time now, and in practice a swap has never taken place. Additional tables mapping Origin-Host/Realm have also been introduced, to minimize the size of the peers lists when peers are filtered on host/realm. For example, a filter like {any, [{all, [realm, host]}, realm]} is probably a very common case: preferring a Destination-Realm/Host match before falling back on Destination-Realm alone. This is now more efficiently (but not equivalently) expressed as {first, [{all, [realm, host]}, realm]} to stop the search when the best match is made, and extracts peers from host/realm tables instead of searching through the list of all peers supporting the application in question. The code to try and start with a lookup isn't exhaustive, and the 'any' filter is still as inefficient as previously.
2015-12-21Remove unnecessary erlang:monitor/2 qualificationAnders Svensson
See commit 862af31d.
2015-12-21vsn -> 1.9.2.3Anders Svensson
2015-12-21Update appup for 17.5.6.8Anders Svensson
OTP-13164 more efficient peer lists One module. Downgrade not supported.
2015-12-20Update release notesErlang/OTP
2015-12-20Merge branch 'anders/diameter/17.5.6.7/OTP-13211' into maint-17Erlang/OTP
* anders/diameter/17.5.6.7/OTP-13211: vsn -> 1.9.2.2 Update/fix appup for 17.5.6.7 Be resilient to diameter_service state upgrades
2015-12-20Merge branch 'anders/diameter/request_leak/OTP-13137' into maint-17Erlang/OTP
* anders/diameter/request_leak/OTP-13137: Fix request table leak at retransmission Fix request table leak at exit signal
2015-12-20vsn -> 1.9.2.2Anders Svensson
2015-12-20Update/fix appup for 17.5.6.7Anders Svensson
OTP-12947 strict_mbit OTP-12969 watchdog function_clause OTP-13137 request leak diameter_config (that allows the new option) should be loaded after the others. Anchor was missing from one regexp. Patches did not accumulate through older versions.
2015-12-20Be resilient to diameter_service state upgradesAnders Svensson
By not failing in code that looks up state: pick_peer and service_info.
2015-12-16Merge tag 'OTP-18.2'Henrik Nord
=== OTP-18.2 === Changed Applications: - asn1-4.0.1 - common_test-1.11.1 - compiler-6.0.2 - crypto-3.6.2 - dialyzer-2.8.2 - diameter-1.11.1 - erl_docgen-0.4.1 - erl_interface-3.8.1 - erts-7.2 - eunit-2.2.12 - hipe-3.14 - inets-6.1 - jinterface-1.6.1 - kernel-4.1.1 - observer-2.1.1 - parsetools-2.1.1 - public_key-1.1 - runtime_tools-1.9.2 - sasl-2.6.1 - snmp-5.2.1 - ssh-4.2 - ssl-7.2 - stdlib-2.7 - test_server-3.9.1 - tools-2.8.2 - typer-0.9.10 - wx-1.6 - xmerl-1.3.9 Unchanged Applications: - cosEvent-2.2 - cosEventDomain-1.2 - cosFileTransfer-1.2 - cosNotification-1.2 - cosProperty-1.2 - cosTime-1.2 - cosTransactions-1.3 - debugger-4.1.1 - edoc-0.7.17 - eldap-1.2 - et-1.5.1 - gs-1.6 - ic-4.4 - megaco-3.18 - mnesia-4.13.2 - odbc-2.11.1 - orber-3.8 - os_mon-2.4 - ose-1.1 - otp_mibs-1.1 - percept-0.8.11 - reltool-0.7 - syntax_tools-1.7 - webtool-0.9 Conflicts: OTP_VERSION erts/vsn.mk
2015-12-15Update release notesErlang/OTP
2015-12-09Merge branch 'maint'Anders Svensson
2015-12-09Merge branch 'anders/diameter/18.2/OTP-13180' into maintAnders Svensson
* anders/diameter/18.2/OTP-13180: vsn -> 1.11.1 Update appup for 18.2
2015-12-09Merge branch 'anders/diameter/request_leak/OTP-13137' into maintAnders Svensson
* anders/diameter/request_leak/OTP-13137: Fix request table leak at retransmission Fix request table leak at exit signal
2015-12-09Fix request table leak at retransmissionAnders Svensson
In the case of retranmission, a prepare_retransmit callback could modify End-to-End and/or Hop-by-Hop identifiers so that the resulting diameter_request entry was not removed, since the removal was of entries with the identifiers of the original request. The chances someone doing this in practice are probably minimal.
2015-12-09Fix request table leak at exit signalAnders Svensson
The storing of request records in the ets table diameter_request was wrapped in a try/after so that the latter would unconditionally remove written entries. The problem is that it didn't deal with the process exiting as a result of an exit signal, since this doesn't raise in an exception. Since the process in question applies callbacks to user code, we can potentially be linked to other process and exit as a result. Trapping exits changes the current behaviour of the process, so spawn a monitoring process that cleans up upon reception of 'DOWN'.
2015-12-08vsn -> 1.11.1Anders Svensson
2015-12-08Update appup for 18.2Anders Svensson
OTP-13137 request table leak No load order requirements (one file).
2015-10-09Update DiameterHans Bolinder
Record field types have been modified due to commit 8ce35b2: "Take out automatic insertion of 'undefined' from typed record fields".
2015-09-21Prepare releaseErlang/OTP
2015-09-21Merge branch 'anders/diameter/18.1/OTP-12978' into maintAnders Svensson
* anders/diameter/18.1/OTP-12978: Remove 1.11 release notes
2015-09-17Remove 1.11 release notesAnders Svensson
These were added manually in merge commit 8c5d719a, but that was wrong: the notes will be generated. Note that OTP-12791 in the comment for commit 5a339bcb is wrong: it's OTP-12891.