89 lines
3.3 KiB
Ruby
89 lines
3.3 KiB
Ruby
# encoding: binary
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# Phusion Passenger - https://www.phusionpassenger.com/
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# Copyright (c) 2010-2025 Asynchronous B.V.
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#
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# "Passenger", "Phusion Passenger" and "Union Station" are registered
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# trademarks of Asynchronous B.V.
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#
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to deal
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# in the Software without restriction, including without limitation the rights
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# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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# copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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# THE SOFTWARE.
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PhusionPassenger.require_passenger_lib 'platform_info'
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PhusionPassenger.require_passenger_lib 'platform_info/operating_system'
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module PhusionPassenger
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module PlatformInfo
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# An identifier for the current Linux distribution. nil if the operating system is not Linux.
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def self.linux_distro
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tags = linux_distro_tags
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if tags
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return tags.first
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else
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return nil
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end
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end
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# Autodetects the current Linux distribution and return a number of identifier tags.
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# The first tag identifies the distribution while the other tags indicate which
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# distributions it is likely compatible with.
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# Returns nil if the operating system is not Linux.
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def self.linux_distro_tags
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if os_name_simple != "linux"
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return nil
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end
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lsb_release = read_file("/etc/lsb-release")
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if lsb_release =~ /Ubuntu/
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return [:ubuntu, :debian]
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elsif File.exist?("/etc/debian_version")
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return [:debian]
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elsif File.exist?("/etc/redhat-release")
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redhat_release = read_file("/etc/redhat-release")
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if redhat_release =~ /CentOS|AlmaLinux|Rocky Linux/
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# For now treat all non-RHEL enterprise linux distros the same
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return [:centos, :redhat]
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elsif redhat_release =~ /Fedora/
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return [:fedora, :redhat]
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elsif redhat_release =~ /Mandriva/
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return [:mandriva, :redhat]
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else
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# On official RHEL distros, the content is in the form of
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# "Red Hat Enterprise Linux Server release 5.1 (Tikanga)"
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return [:rhel, :redhat]
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end
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elsif File.exist?("/etc/system-release")
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system_release = read_file("/etc/system-release")
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if system_release =~ /Amazon Linux/
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return [:amazon, :redhat]
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else
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return [:unknown]
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end
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elsif File.exist?("/etc/suse-release")
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return [:suse]
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elsif File.exist?("/etc/gentoo-release")
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return [:gentoo]
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else
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return [:unknown]
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end
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# TODO: Slackware
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end
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memoize :linux_distro_tags
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end
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end # PhusionPassenger
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