discourse/lib/disk_space.rb

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# frozen_string_literal: true
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class DiskSpace
def self.uploads_used_bytes
if Discourse.store.external?
Upload.sum(:filesize).to_i + OptimizedImage.sum(:filesize).to_i
else
used(uploads_path)
end
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end
def self.uploads_free_bytes
if Discourse.store.external?
0
else
free(uploads_path)
end
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end
def self.free(path)
output = Discourse::Utils.execute_command("df", "-Pk", path)
size_line = output.split("\n")[1]
size_line.split(/\s+/)[3].to_i * 1024
end
def self.percent_free(path)
output = Discourse::Utils.execute_command("df", "-P", path)
size_line = output.split("\n")[1]
size_line.split(/\s+/)[4].to_i
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end
def self.used(path)
Discourse::Utils.execute_command("du", "-s", path).to_i * 1024
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end
def self.uploads_path
"#{Rails.root}/public/#{Discourse.store.upload_path}"
end
private_class_method :uploads_path
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end