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https://gitdl.cn/https://github.com/chakralinux/core.git
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56 lines
1.6 KiB
Plaintext
56 lines
1.6 KiB
Plaintext
_addgroup() {
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# _addgroup $GROUPNAME $GID
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[ ${#@} -ne 2 ] && return 1
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echo -n " > Checking if '$1' group exists..."
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if ! getent group $1 > /dev/null; then
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echo "no"
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echo " > Add '$1' group"
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echo -n " >> checking if GID is in use..."
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# no other package or user is supposed to use this gid
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# delete the group and re-add it at the end without static gid
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if getent group $2 > /dev/null; then
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echo "yes"
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firstgroup=$(getent group $2 | sed 's/:.*//')
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firstusers=$(getent group $2 | sed 's/.*://')
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echo " >> delete group '$firstgroup'"
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groupdel $firstgroup
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else
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echo "no"
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fi
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echo " >> add our group with proper GID"
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groupadd -g $2 $1
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if [ -n "$firstgroup" ]; then
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echo " >> restore group '$firstgroup' with dynamic GID"
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groupadd $firstgroup
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[ -n "$firstusers" ] && gpasswd -M $firstusers $firstgroup
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fi
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else
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echo "yes (all good)"
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fi
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}
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post_install() {
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_addgroup realtime 112
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echo
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echo " * You must be part of the 'realtime' group to use RT scheduling"
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echo " * You don't need an 'RT kernel' to use RT scheduling"
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echo " * If you don't need RT start jack with '--no-realtime'"
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echo " * If you don't record or sequence audio you don't need RT"
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}
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post_upgrade() {
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_addgroup realtime 112
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echo
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echo " * You must be part of the 'realtime' group to use RT scheduling"
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echo " * Configuring RT through limits.conf has been deprecated"
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echo " * See /etc/security/limits.d/99-realtime.conf instead"
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}
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post_remove() {
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[ "$(getent group realtime | cut -d ':' -f 3)" = '112' ] && \
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groupdel realtime || true
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}
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