29 lines
664 B
Ruby
29 lines
664 B
Ruby
# typed: strict
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# frozen_string_literal: true
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module Utils
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module UID
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sig { type_parameters(:U).params(_block: T.proc.returns(T.type_parameter(:U))).returns(T.type_parameter(:U)) }
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def self.drop_euid(&_block)
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return yield if Process.euid == Process.uid
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original_euid = Process.euid
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begin
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Process::Sys.seteuid(Process.uid)
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yield
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ensure
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Process::Sys.seteuid(original_euid)
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end
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end
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sig { returns(T.nilable(String)) }
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def self.uid_home
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require "etc"
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Etc.getpwuid(Process.uid)&.dir
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rescue ArgumentError
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# Cover for misconfigured NSS setups
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nil
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end
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end
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end
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