49 lines
1.3 KiB
Nix
49 lines
1.3 KiB
Nix
{ stdenv } : { env, extraInstallCommands ? "" } :
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let
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# References to shell scripts that set up or tear down the environment
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initSh = ./init.sh.in;
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mountSh = ./mount.sh.in;
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loadSh = ./load.sh.in;
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umountSh = ./umount.sh.in;
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destroySh = ./destroy.sh.in;
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name = env.pname;
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in stdenv.mkDerivation {
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name = "${name}-chrootenv";
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preferLocalBuild = true;
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buildCommand = ''
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mkdir -p $out/bin
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cd $out/bin
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sed -e "s|@chrootEnv@|${env}|g" \
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-e "s|@name@|${name}|g" \
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-e "s|@shell@|${stdenv.shell}|g" \
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${initSh} > init-${name}-chrootenv
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chmod +x init-${name}-chrootenv
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sed -e "s|@shell@|${stdenv.shell}|g" \
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-e "s|@name@|${name}|g" \
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${mountSh} > mount-${name}-chrootenv
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chmod +x mount-${name}-chrootenv
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sed -e "s|@shell@|${stdenv.shell}|g" \
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-e "s|@name@|${name}|g" \
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${loadSh} > load-${name}-chrootenv
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chmod +x load-${name}-chrootenv
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sed -e "s|@shell@|${stdenv.shell}|g" \
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-e "s|@name@|${name}|g" \
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${umountSh} > umount-${name}-chrootenv
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chmod +x umount-${name}-chrootenv
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sed -e "s|@chrootEnv@|${env}|g" \
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-e "s|@shell@|${stdenv.shell}|g" \
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-e "s|@name@|${name}|g" \
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${destroySh} > destroy-${name}-chrootenv
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chmod +x destroy-${name}-chrootenv
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${extraInstallCommands}
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'';
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}
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