use existing GID in sequoia migration script

I hardcoded the wrong GID (30001 instead of 30000), but it's
better to just pick up the GID from the existing group.
This commit is contained in:
Travis A. Everett 2024-09-04 20:19:39 -05:00
parent 668d63d8dd
commit ef3d3c5682

View file

@ -17,18 +17,23 @@ any_nixbld(){
dscl . list /Users UniqueID | grep -E '\b_nixbld' >/dev/null dscl . list /Users UniqueID | grep -E '\b_nixbld' >/dev/null
} }
dsclattr() {
dscl . -read "$1" | awk "/$2/ { print \$2 }"
}
re_create_nixbld_user(){ re_create_nixbld_user(){
local name uid local name uid
name="$1" name="$1"
uid="$2" uid="$2"
gid="$3"
sudo /usr/bin/dscl . -create "/Users/$name" "UniqueID" "$uid" sudo /usr/bin/dscl . -create "/Users/$name" "UniqueID" "$uid"
sudo /usr/bin/dscl . -create "/Users/$name" "IsHidden" "1" sudo /usr/bin/dscl . -create "/Users/$name" "IsHidden" "1"
sudo /usr/bin/dscl . -create "/Users/$name" "NFSHomeDirectory" "/var/empty" sudo /usr/bin/dscl . -create "/Users/$name" "NFSHomeDirectory" "/var/empty"
sudo /usr/bin/dscl . -create "/Users/$name" "RealName" "Nix build user $name" sudo /usr/bin/dscl . -create "/Users/$name" "RealName" "Nix build user $name"
sudo /usr/bin/dscl . -create "/Users/$name" "UserShell" "/sbin/nologin" sudo /usr/bin/dscl . -create "/Users/$name" "UserShell" "/sbin/nologin"
sudo /usr/bin/dscl . -create "/Users/$name" "PrimaryGroupID" "30001" sudo /usr/bin/dscl . -create "/Users/$name" "PrimaryGroupID" "$gid"
} }
hit_id_cap(){ hit_id_cap(){
@ -68,11 +73,12 @@ temporarily_move_existing_nixbld_uids(){
} }
change_nixbld_uids(){ change_nixbld_uids(){
local name next_id user_n local existing_gid name next_id user_n
((next_id=NEW_NIX_FIRST_BUILD_UID)) ((next_id=NEW_NIX_FIRST_BUILD_UID))
((user_n=1)) ((user_n=1))
name="$(nix_user_n "$user_n")" name="$(nix_user_n "$user_n")"
existing_gid="$(dsclattr "/Groups/nixbld" "PrimaryGroupID")"
# we know that we have *some* nixbld users, but macOS may have # we know that we have *some* nixbld users, but macOS may have
# already clobbered the first few users if this system has been # already clobbered the first few users if this system has been
@ -91,7 +97,7 @@ change_nixbld_uids(){
fi fi
done done
re_create_nixbld_user "$name" "$next_id" re_create_nixbld_user "$name" "$next_id" "$existing_gid"
echo " $name was missing; created with uid: $next_id" echo " $name was missing; created with uid: $next_id"
((user_n++)) ((user_n++))