get floppy code working again

1 files changed, 100 insertions, 0 deletions

diff --git a/floppy.py b/floppy.py
new file mode 100644
index 000000000..c8be0b096
--- /dev/null
+++ b/floppy.py
@@ -0,0 +1,100 @@
+import isys
+import errno
+import iutil
+from log import log
+import re
+import os
+from flags import flags
+
+def probeFloppyDevice():
+    fdDevice = "fd0"
+    if iutil.getArch() == "sparc":
+	try:
+	    f = open(fdDevice, "r")
+	except IOError, (errnum, msg):
+	    if errno.errorcode[errnum] == 'ENXIO':
+		fdDevice = "fd1"
+	else:
+	    f.close()
+    elif iutil.getArch() == "alpha":
+	pass
+    elif iutil.getArch() == "i386" or iutil.getArch() == "ia64":
+	# Look for the first IDE floppy device
+	drives = isys.floppyDriveDict()
+	if not drives:
+	    log("no IDE floppy devices found")
+	    return fdDevice
+
+	floppyDrive = drives.keys()[0]
+	# need to go through and find if there is an LS-120
+	for dev in drives.keys():
+	    if re.compile(".*[Ll][Ss]-120.*").search(drives[dev]):
+		floppyDrive = dev
+
+	# No IDE floppy's -- we're fine w/ /dev/fd0
+	if not floppyDrive: return fdDevice
+
+	if iutil.getArch() == "ia64":
+	    fdDevice = floppyDrive
+	    log("anaconda floppy device is %s", fdDevice)
+	    return fdDevice
+
+	# Look in syslog for a real fd0 (which would take precedence)
+	try:
+	    f = open("/tmp/syslog", "r")
+	except IOError:
+	    try: 
+		f = open("/var/log/dmesg", "r")
+	    except IOError:
+		return fdDevice
+
+	for line in f.readlines():
+	    # chop off the loglevel (which init's syslog leaves behind)
+	    line = line[3:]
+	    match = "Floppy drive(s): "
+	    if match == line[:len(match)]:
+		# Good enough
+		floppyDrive = "fd0"
+		break
+
+	fdDevice = floppyDrive
+    else:
+	raise SystemError, "cannot determine floppy device for this arch"
+
+    log("anaconda floppy device is %s", fdDevice)
+
+    return fdDevice
+
+def makeBootdisk (intf, floppyDevice, hdList, instPath):
+    if flags.test:
+	return dispatch.DISPATCH_NOOP
+
+    # this is faster then waiting on mkbootdisk to fail
+    device = floppyDevice
+    file = "/tmp/floppy"
+    isys.makeDevInode(device, file)
+    try:
+	fd = os.open(file, os.O_RDONLY)
+    except:
+	return dispatch.DISPATCH_BACK
+    os.close(fd)
+
+    kernel = hdList['kernel']
+    kernelTag = "-%s-%s" % (kernel[rpm.RPMTAG_VERSION],
+			    kernel[rpm.RPMTAG_RELEASE])
+
+    w = intf.waitWindow (_("Creating"), _("Creating boot disk..."))
+    rc = iutil.execWithRedirect("/sbin/mkbootdisk",
+				[ "/sbin/mkbootdisk",
+				  "--noprompt",
+				  "--device",
+				  "/dev/" + floppyDevice,
+				  kernelTag[1:] ],
+				stdout = '/dev/tty5', stderr = '/dev/tty5',
+				searchPath = 1, root = instPath)
+    w.pop()
+
+    if rc:
+	import dispatch
+	return dispatch.DISPATCH_BACK
+