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support external_sd #62

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support external_sd #62

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14 changes: 12 additions & 2 deletions tetherback/tetherback.py
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Original file line number Diff line number Diff line change
Expand Up @@ -130,11 +130,18 @@ def get_userdata_partinfo(fstab):
return { 'dev': dev.split('/')[-1], 'mnt': info[0], 'fs': info[1] }
return None

def get_sdcard_partinfo(fstab):
for dev, info in fstab.items():
if info[0] == '/external_sd':
return { 'dev': dev.split('/')[-1], 'mnt': info[0], 'fs': info[1] }
return None

def build_partmap(adb, mmcblks=None, fstab='/etc/fstab'):
# build partition map
partmap = odict()
fstab = fstab_dict(adb, fstab)
userdata_partinfo = get_userdata_partinfo(fstab)
externalsd_partinfo = get_sdcard_partinfo(fstab)

if mmcblks is None:
# issue #29: not all TWRP busybox builds have the ls -1 (single-column) option
Expand All @@ -158,8 +165,11 @@ def build_partmap(adb, mmcblks=None, fstab='/etc/fstab'):
mountpoint, fstype = fstab.get('/dev/block/%s'%devname, (None, None))

if 'PARTNAME' not in d:
print("WARNING: partition %sp%d has no PARTNAME in its uevent file\n%s" % (mmcblk, ii, please_report), file=stderr)
partname = devname
if externalsd_partinfo != None:
partname = externalsd_partinfo['mnt'].replace('/', '')
else:
print("WARNING: partition %sp%d has no PARTNAME in its uevent file\n%s" % (mmcblk, ii, please_report), file=stderr)
partname = devname
else:
# some devices have uppercase names, see #14
partname = d['PARTNAME'].lower()
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