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-   -   lorax: Add support for building EFI hybrid images (http://www.linux-archive.org/centos/568178-lorax-add-support-building-efi-hybrid-images.html)

Matthew Garrett 08-25-2011 03:01 PM

lorax: Add support for building EFI hybrid images
 
From: Matthew Garrett <mjg@redhat.com>

If we're producing EFI bootable images then we should also support
making them bootable from USB sticks. This adds support for doing so.
---
lorax.spec | 2 +-
src/pylorax/images.py | 4 +++-
2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/lorax.spec b/lorax.spec
index cffea11..93ab71f 100644
--- a/lorax.spec
+++ b/lorax.spec
@@ -29,7 +29,7 @@ Requires: gzip
Requires: xz

%ifarch %{ix86} x86_64
-Requires: syslinux
+Requires: syslinux >= 4.02-5
%endif

%ifarch %{sparc}
diff --git a/src/pylorax/images.py b/src/pylorax/images.py
index 7aae553..aaaf461 100644
--- a/src/pylorax/images.py
+++ b/src/pylorax/images.py
@@ -546,10 +546,12 @@ class X86(object):
def create_boot(self, efiboot=None):
# define efiargs and efigraft
efiargs, efigraft = [], []
+ efihybridargs = []
if efiboot:
efiargs = ["-eltorito-alt-boot", "-e",
joinpaths(IMAGESDIR, "efiboot.img"), "-no-emul-boot"]
efigraft = ["EFI/BOOT={0}/EFI/BOOT".format(self.outputroot)]
+ efihybridargs = ["-u"]

# create boot image
boot_fpath = joinpaths(self.outputroot, IMAGESDIR, "boot.iso")
@@ -571,7 +573,7 @@ class X86(object):

if os.path.exists(ISOHYBRID):
# run isohybrid
- cmd = [ISOHYBRID, boot_fpath]
+ cmd = [ISOHYBRID] + efihybridargs + [boot_fpath]
p = subprocess.Popen(cmd, stdin=subprocess.PIPE,
stdout=subprocess.PIPE)
p.wait()
--
1.7.6

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