Initial code commit

This brings initial code base for Armband project that allows building
an OPNFV Fuel 8 iso based on Brahmaputra components to be deployed on
arm64 servers.

Signed-off-by: Stanislaw Kardach <kda@semihalf.com>
Signed-off-by: Alexandru Avadanii <alexandru.avadanii@enea.com>
Signed-off-by: Florin Dumitrascu <florin.dumitrascu@enea.com>

JIRA:FUEL-39

1 files changed, 58 insertions, 0 deletions

diff --git a/patches/fuel-agent/0003-Fix-qemu-user-static-replacement.patch b/patches/fuel-agent/0003-Fix-qemu-user-static-replacement.patch
new file mode 100644
index 00000000..1ea93ba3
--- /dev/null
+++ b/patches/fuel-agent/0003-Fix-qemu-user-static-replacement.patch
@@ -0,0 +1,58 @@
+From: Stanislaw Kardach <stanislaw.kardach@caviumnetworks.com>
+Date: Sun, 6 Mar 2016 16:09:39 +0100
+Subject: [PATCH] Fix qemu-user-static replacement
+
+---
+ fuel_agent/manager.py     |  6 ++++++
+ fuel_agent/utils/build.py | 18 ++++++++++++++++++
+ 2 files changed, 24 insertions(+)
+
+diff --git a/fuel_agent/manager.py b/fuel_agent/manager.py
+index f613aef..6322a10 100644
+--- a/fuel_agent/manager.py
++++ b/fuel_agent/manager.py
+@@ -587,6 +587,12 @@ class Manager(object):
+         fu.mount_bind(chroot, '/proc')
+         bu.populate_basic_dev(chroot)
+ 
++        # we need to make sure that qemu-{target_arch}-static binary is
++        # not replaced inside chroot because we're possibly using it
++        # through qemu-debootstrap
++        LOG.debug('Preventing qemu-user-static replacement inside chroot')
++        bu.prevent_qemu_replacement(chroot, CONF.target_arch)
++
+     def destroy_chroot(self, chroot):
+         # Umount chroot tree and remove images tmp files
+         if not bu.stop_chrooted_processes(chroot, signal=signal.SIGTERM):
+diff --git a/fuel_agent/utils/build.py b/fuel_agent/utils/build.py
+index 6f31732..abd762e 100644
+--- a/fuel_agent/utils/build.py
++++ b/fuel_agent/utils/build.py
+@@ -312,6 +312,24 @@ def populate_basic_dev(chroot):
+     utils.execute('chroot', chroot,
+                   'ln', '-s', '/proc/self/fd', '/dev/fd')
+ 
++def prevent_qemu_replacement(chroot, arch):
++    """Prevents qemu-user-static replacement inside chroot.
++
++    Use dpkg-divert to prevent replacing qemu-user-static binary inside
++    chroot which is necessary for host-side qemu-debootstrap to work
++    properly."""
++    if arch == 'arm64':
++        qemu = 'qemu-aarch64-static'
++    elif arch == 'amd64':
++        qemu = 'qemu-x86_64-static'
++    utils.execute('chroot', chroot,
++                  'dpkg-divert', '--divert', '/usr/bin/%s.orig' % qemu,
++                  '/usr/bin/%s' % qemu)
++    utils.execute('chroot', chroot,
++                  'dpkg-divert', '--divert', '/usr/sbin/update-binfmts.orig',
++                  '--rename', '/usr/sbin/update-binfmts')
++    utils.execute('chroot', chroot, 'ln', '-sf', '/bin/true',
++                  '/usr/sbin/update-binfmts')
+ 
+ def create_sparse_tmp_file(dir, suffix, size=8192):
+     """Creates sparse file.
+-- 
+1.9.1
+