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	Testing for it in Python means that we have to worry about keeping the `upgrade-zulip-stage-2` backwards-compatible with all versions of Python which we could ever be upgrading from -- which is all of them. Factor out the "supported operating systems" check, and share it between upgrade and install codepaths.
		
			
				
	
	
		
			26 lines
		
	
	
		
			518 B
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			26 lines
		
	
	
		
			518 B
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/env bash
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#
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# This script serves only to verify that the OS is a supported
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# version, before we attempt to rely on that version in
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# upgrade-zulip-stage-3
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if [ -f /etc/os-release ]; then
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    os_info="$(
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        . /etc/os-release
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        printf '%s\n' "$ID" "$VERSION_ID"
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    )"
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    {
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        read -r os_id
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        read -r os_version_id
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    } <<<"$os_info"
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fi
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case "$os_id $os_version_id" in
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    'debian 12' | 'ubuntu 22.04' | 'ubuntu 24.04')
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        exit 0
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        ;;
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    *)
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        exit 1
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        ;;
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esac
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