56de2bcd43
https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948 this can do it nicely. Signed-off-by: Anton Arapov <anton@deadbeef.mx>
16 lines
685 B
Diff
16 lines
685 B
Diff
diff --git a/bin/collector b/bin/collector
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index 4fec65e..e59eac7 100755
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--- a/bin/collector
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+++ b/bin/collector
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@@ -3,8 +3,10 @@
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Process.setproctitle("discourse prometheus-collector")
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+# We need the ABI version {MAJOR}.{MINOR}.0 here.
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+abi_version = ENV['GEM_PATH'].split("/")[-1]
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version = File.read(File.expand_path("../../prometheus_exporter_version", __FILE__)).strip
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-spec_file = File.expand_path("../../gems/#{RUBY_VERSION}/specifications/prometheus_exporter-#{version}.gemspec", __FILE__)
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+spec_file = File.expand_path("../../gems/#{abi_version}/specifications/prometheus_exporter-#{version}.gemspec", __FILE__)
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spec = Gem::Specification.load spec_file
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spec.activate
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