fix for KT3

Author: zaoqi

chroot.shell.sh

@@ -4,6 +4,6 @@
 
 [ -f "$ROOTFS_LOCK" ] || mount_rootfs_all
 
-do_chroot su
+do_chroot /bin/sh -c su
 
 quit

chroot.shell.user.sh

@@ -4,6 +4,6 @@
 
 [ -f "$ROOTFS_LOCK" ] || mount_rootfs_all
 
-do_chroot su -l kindle
+do_chroot /bin/sh -c 'su -l kindle'
 
 quit

install.sudo.user.sh

@@ -5,17 +5,18 @@
 [ -f "$ROOTFS_LOCK" ] || mount_rootfs_all
 
 if [ -f "$ROOTFS_DIR/etc/apk/repositories" ]; then
-    do_chroot apk add sudo || fail "cannot install sudo."
+    do_chroot /bin/sh -c 'apk add sudo' || fail "cannot install sudo."
+    do_chroot /bin/busybox adduser -D kindle || fail "cannot add user."
 elif [ -f "$ROOTFS_DIR/etc/apt/sources.list" ]; then
-    do_chroot apt update || fail "cannot install sudo."
-    do_chroot apt install -y sudo || fail "cannot install sudo."
+    do_chroot /bin/sh -c 'apt update' || fail "cannot install sudo."
+    do_chroot /bin/sh -c 'apt install -y sudo' || fail "cannot install sudo."
+    do_chroot /bin/sh -c 'useradd -m kindle' || fail "cannot add user."
 else
     fail "Unsupport system."
 fi
 
-do_chroot adduser -D kindle || fail "cannot add user."
 echo "kindle ALL=(ALL) ALL" > "$ROOTFS_DIR/etc/sudoers.d/kindle" || fail
 chmod 440 "$ROOTFS_DIR/etc/sudoers.d/kindle" || fail
-do_chroot passwd kindle || fail "cannot change password.(You can safely change password later.)"
+do_chroot /bin/sh -c 'passwd kindle' || fail "cannot change password.(You can safely change password later.)"
 
 quit

set.user.password.sh

@@ -4,6 +4,6 @@
 
 [ -f "$ROOTFS_LOCK" ] || mount_rootfs_all
 
-do_chroot passwd kindle || fail "cannot change password."
+do_chroot /bin/sh -c 'passwd kindle' || fail "cannot change password."
 
 quit