add patch_rootfs to image process

recipes-core/images/core-image-minimal.bbappend

@@ -52,6 +52,8 @@ patch_rootfs () {
     install -m 0644 ${IMAGE_ROOTFS}/etc/group ${IMAGE_ROOTFS}/var/etc/
     rm ${IMAGE_ROOTFS}/etc/passwd
     rm ${IMAGE_ROOTFS}/etc/group
+    ln -sf ${IMAGE_ROOTFS}/etc/passwd /var/etc/passwd
+    ln -sf ${IMAGE_ROOTFS}/etc/group /var/etc/group
 }
 
 IMAGE_POSTPROCESS_COMMAND += " patch_rootfs "

recipes-diya/diya-overlay/diya-overlay.bb

@@ -1,30 +0,0 @@
-DESCRIPTION = "Auto configuration deployment from media"
-DEPENDS = ""
-LICENSE = "MIT"
-LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/MIT;md5=0835ade698e0bcf8506ecda2f7b4f302"
-
-SRC_URI += "file://confd \
-            file://expandfs.sh \
-            file://80_diya \
-            file://fs_resize"
-
-
-inherit update-rc.d useradd
-
-USERADD_PACKAGES = "${PN}"
-GROUPADD_PACKAGES = "${PN}"
-
-USERADD_PARAM:${PN} = "-u 1000 -d /home/diya -r -s /bin/sh diya"
-
-INITSCRIPT_NAME = "confd"
-INITSCRIPT_PARAMS = "start 80 S ."
-
-do_install() {
-    install -d ${D}/${sysconfdir}/init.d/
-    install -m 0755 ${WORKDIR}/confd ${D}/${sysconfdir}/init.d/confd
-    install -d ${D}/usr/bin/
-    install -d ${D}/etc/default/volatiles
-	install -m 0644 ${WORKDIR}/80_diya ${D}${sysconfdir}/default/volatiles
-    install -m 0755 ${WORKDIR}/expandfs.sh ${D}/usr/bin/expandfs.sh
-    install -m 0755 ${WORKDIR}/fs_resize ${DEPLOY_DIR_IMAGE}/
-}

recipes-diya/diya-overlay/files/80_diya

@@ -1,5 +1,5 @@
 # d root root 0755 /var/etc/dropbear none
 l root root 0644 /etc/network/interfaces /var/etc/network/itf_diya
 l root root 0644 /etc/dropbear /var/etc/dropbear
-l root root 0644 /etc/passwd /var/etc/passwd
+# l root root 0644 /etc/passwd /var/etc/passwd
-l root root 0644 /etc/group /var/etc/group
+# l root root 0644 /etc/group /var/etc/group