25 lines
543 B
Bash
25 lines
543 B
Bash
#!/usr/bin/env bash
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set -euxo pipefail
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# prepare workspace just in case
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mkdir -p /nix/var/nix/gcroots/albatros
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cd /nix/var/nix/gcroots/albatros
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# remove any symlink that is older than 7 days
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NOW=$(date +%s)
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EXPIRE=$((60*60*24*7)) # 7 days in seconds
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for f in $(ls); do
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CR=$(stat $f -c %W)
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DIFF=$((NOW-CR))
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if [[ $DIFF -gt $EXPIRE ]]; then
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echo "deleting $f"
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rm -f $f
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else
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echo "keeping $f";
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fi
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done
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# we don't want to slow down the build too much, so
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# we limit to 1GB of deletion
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nix store gc --verbose --max 1G
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