Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/yocto-poky/meta/classes/rootfs_rpm.bbclass b/import-layers/yocto-poky/meta/classes/rootfs_rpm.bbclass
index 37730a7..7f305f5 100644
--- a/import-layers/yocto-poky/meta/classes/rootfs_rpm.bbclass
+++ b/import-layers/yocto-poky/meta/classes/rootfs_rpm.bbclass
@@ -2,20 +2,22 @@
 # Creates a root filesystem out of rpm packages
 #
 
-ROOTFS_PKGMANAGE = "rpm smartpm"
-ROOTFS_PKGMANAGE_BOOTSTRAP = "run-postinsts"
+ROOTFS_PKGMANAGE = "rpm dnf"
 
-# Add 100Meg of extra space for Smart
-IMAGE_ROOTFS_EXTRA_SPACE_append = "${@bb.utils.contains("PACKAGE_INSTALL", "smartpm", " + 102400", "" ,d)}"
+# dnf is using our custom distutils, and so will fail without these
+export STAGING_INCDIR
+export STAGING_LIBDIR
 
-# Smart is python based, so be sure python-native is available to us.
-EXTRANATIVEPATH += "python-native"
+# Add 100Meg of extra space for dnf
+IMAGE_ROOTFS_EXTRA_SPACE_append = "${@bb.utils.contains("PACKAGE_INSTALL", "dnf", " + 102400", "" ,d)}"
+
+# Dnf is python based, so be sure python3-native is available to us.
+EXTRANATIVEPATH += "python3-native"
 
 # opkg is needed for update-alternatives
 RPMROOTFSDEPENDS = "rpm-native:do_populate_sysroot \
-    rpmresolve-native:do_populate_sysroot \
-    python-smartpm-native:do_populate_sysroot \
-    createrepo-native:do_populate_sysroot \
+    dnf-native:do_populate_sysroot \
+    createrepo-c-native:do_populate_sysroot \
     opkg-native:do_populate_sysroot"
 
 do_rootfs[depends] += "${RPMROOTFSDEPENDS}"
@@ -25,8 +27,8 @@
 do_rootfs[vardeps] += "PACKAGE_FEED_URIS"
 
 python () {
-    if d.getVar('BUILD_IMAGES_FROM_FEEDS', True):
-        flags = d.getVarFlag('do_rootfs', 'recrdeptask', True)
+    if d.getVar('BUILD_IMAGES_FROM_FEEDS'):
+        flags = d.getVarFlag('do_rootfs', 'recrdeptask')
         flags = flags.replace("do_package_write_rpm", "")
         flags = flags.replace("do_deploy", "")
         flags = flags.replace("do_populate_sysroot", "")
@@ -35,7 +37,3 @@
         d.setVar('RPM_POSTPROCESS_COMMANDS', '')
 
 }
-# Smart is python based, so be sure python-native is available to us.
-EXTRANATIVEPATH += "python-native"
-
-rpmlibdir = "/var/lib/rpm"