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Ensure a binary hook has not changed the temporary sources.list

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Robert C Jennings 2020-03-06 14:55:50 +01:00 committed by Pat Viafore
parent 5362e3a7e7
commit 5190aff932
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live-build/functions
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@ -99,10 +99,19 @@ setup_sourceslist(){
"${mountpoint}/etc/apt/sources.list"
sed -i "s#http://security.ubuntu.com/ubuntu#${LB_PARENT_MIRROR_CHROOT}#g" \
"${mountpoint}/etc/apt/sources.list"
sha256sum "${mountpoint}/etc/apt/sources.list" > sources.list.sha
}
recover_sourceslist(){
# Remove the build environment apt mirror from the image
# Check that the sources.list has not changed. If it has changed then the
# binary hook has modified the file that will be discarded. If the build
# fails here the binary hook needs to alter sources.list.tmp and regenerate
# sources.list.sha
sha256sum --check sources.list.sha
mv sources.list.tmp "${mountpoint}/etc/apt/sources.list"
}