This commit adds a table 'device_skip' that is used to restrict job queue searches to avoid jobs that are not permitted on this backend via *_no ACLs, or jobs on devices that have previously encountered multiple SNMP timeouts. When the backend loads or a device is added, a row is added to the table if that device should not be polled on this backend (together with the job actions which are to be skipped/denied). When a device SNMP connect fails a counter in the same row (or a new row) is incremented. There is also a new report 'SNMP Connect Failures' to show the devices with non-zero SNMP connect failure counters. A configurable limit in the setting 'max_deferrals' is used to set the threshold of no longer polling the device. To reset the deferrals/failures count, restart the Netdisco backend (which regenerates 'device_skip' cache entries). Squashed commit of the following: commitb5e32c219dAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 20:55:14 2017 +0100 show all failed connections in report commitffce3cee84Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 20:12:39 2017 +0100 only resolve fqdn once commitcc4f680f01Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 20:10:20 2017 +0100 Revert "only resolve fqdn once" This reverts commit3d136a54de. commitd8d082b30eAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 20:09:05 2017 +0100 a report to show SNMP failures commit3d136a54deAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 19:37:58 2017 +0100 only resolve fqdn once commit4550b8a84cAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 17:27:43 2017 +0100 skipover now implicit from deferrals/actionset; fix sql where logic with better correlation commitb51edbccd2Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 16:11:29 2017 +0100 only abort lock if action matches badactions commit415559b24fAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 13:56:42 2017 +0100 set skipover true when adding to actionset commit1086f2c467Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 13:50:56 2017 +0100 fix empty actionset commit31962580b8Merge:9b2e993e6808133bAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 13:25:08 2017 +0100 Merge branch 'og-device_skip' of github.com:netdisco/netdisco into og-device_skip commit6808133bdbAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 13:19:54 2017 +0100 in-job checks for acls are required for netdisco-do foreground actions commit3944dd7813Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 13:18:30 2017 +0100 avoid extra device lookup commit9b2e993e0fAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 12:31:36 2017 +0100 also delete device_skip rows when deleting device commitb55854e91dAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 11:34:27 2017 +0100 actions in device_skip table are now an array/set commit5e126eef07Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 09:36:33 2017 +0100 typo commit44266f2767Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 09:14:25 2017 +0100 *able checks within jobs should not be necessary with skiplist commite7c22e7d11Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 08:58:57 2017 +0100 increment deferrals field when job is deferred commit88ae9c00baAuthor: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 08:40:27 2017 +0100 turn connect fail into defer commiteac1857043Author: Oliver Gorwits <oliver@cpan.org> Date: Tue May 23 08:26:59 2017 +0100 rename failures column to be deferrals commit96ed444bbbAuthor: Oliver Gorwits <oliver@cpan.org> Date: Mon May 22 22:52:51 2017 +0100 set up list of jobs the backend instance should skip commit3a0019296dAuthor: Oliver Gorwits <oliver@cpan.org> Date: Mon May 22 22:01:50 2017 +0100 separate out is_*able last_* checks commitcf8589aba2Author: Oliver Gorwits <oliver@cpan.org> Date: Sun May 21 22:35:38 2017 +0100 change from ignore to skip name commited193356f8Author: Oliver Gorwits <oliver@cpan.org> Date: Sun May 21 14:52:33 2017 +0100 device_ignore table to track devices to skip in polling
56 lines
1.2 KiB
Perl
56 lines
1.2 KiB
Perl
use utf8;
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package App::Netdisco::DB::Result::DeviceSkip;
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use strict;
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use warnings;
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use List::MoreUtils ();
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use base 'DBIx::Class::Core';
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__PACKAGE__->table("device_skip");
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__PACKAGE__->add_columns(
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"backend",
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{ data_type => "text", is_nullable => 0 },
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"device",
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{ data_type => "inet", is_nullable => 0 },
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"actionset",
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{ data_type => "text[]", is_nullable => 0, default_value => '{}' },
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"deferrals",
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{ data_type => "integer", is_nullable => 1, default_value => '0' },
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);
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__PACKAGE__->set_primary_key("backend", "device");
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__PACKAGE__->add_unique_constraint(
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device_skip_pkey => [qw/backend device/]);
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=head1 METHODS
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=head2 increment_deferrals
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Increments the C<deferrals> field in the row, only if the row is in storage.
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There is a race in the update, but this is not worrying for now.
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=cut
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sub increment_deferrals {
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my $row = shift;
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return unless $row->in_storage;
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return $row->update({ deferrals => (($row->deferrals || 0) + 1) });
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}
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=head2 add_to_actionset
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=cut
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sub add_to_actionset {
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my ($row, @badactions) = @_;
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return unless $row->in_storage;
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return unless scalar @badactions;
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return $row->update({ actionset =>
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[ sort (List::MoreUtils::uniq( @{ $row->actionset || [] }, @badactions )) ]
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});
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}
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1;
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