54 lines
1.3 KiB
Ruby
54 lines
1.3 KiB
Ruby
#
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# Copyright (C) 2011 - present Instructure, Inc.
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#
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# This file is part of Canvas.
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#
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# Canvas is free software: you can redistribute it and/or modify it under
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# the terms of the GNU Affero General Public License as published by the Free
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# Software Foundation, version 3 of the License.
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#
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# Canvas is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Affero General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# Traps SIGHUP to clear the Setting cache and other associated caches, without requiring a full restart of
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# Canvas
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module Canvas::Reloader
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class << self
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attr_reader :pending_reload
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def reload!
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Rails.logger.info("Canvas::Reloader fired")
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@pending_reload = false
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to_reload.each do |block|
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begin
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block.call
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rescue => e
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Canvas::Errors.capture_exception(:reloader, e)
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end
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end
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end
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def on_reload(&block)
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to_reload << block
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end
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def trap_signal
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trap("HUP") do
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@pending_reload = true
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end
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end
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private
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def to_reload
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@to_reload ||= []
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end
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end
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end
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