dexter has uploaded this change for review. ( https://gerrit.osmocom.org/c/pysim/+/38162?usp=email )
Change subject: pySim-prog: add FIXME note to tell that writing hlr.db files is broken
......................................................................
pySim-prog: add FIXME note to tell that writing hlr.db files is broken
The writing to osmo-hlr SQLITE files is broken since the SQLITE format
has evolved over time. Let's add a FIXME note to tell that this needs
fixing.
Related: SYS#4120
Change-Id: I2b23f8bb9f3c2adeb48b010834057f5b4fb1e626
---
M pySim-prog.py
1 file changed, 1 insertion(+), 0 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/pysim refs/changes/62/38162/1
diff --git a/pySim-prog.py b/pySim-prog.py
index 8d330cb..2e299a6 100755
--- a/pySim-prog.py
+++ b/pySim-prog.py
@@ -622,6 +622,7 @@
def write_params_hlr(opts, params):
+ # FIXME: The format of the osmo-hlr database has evolved, so that the code below will no longer work.
# SQLite3 OpenBSC HLR
if opts.write_hlr:
import sqlite3
--
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Gerrit-Change-Number: 38162
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Gerrit-Owner: dexter <pmaier(a)sysmocom.de>
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Change subject: pySim-prog: treat --imsi and --iccid equally
......................................................................
pySim-prog: treat --imsi and --iccid equally
When using a CSV file, we can either read the IMSI or ICCID from the
CSV file before programming. However, should also be possible to
supply both manually to identify the CSV file entry using the --imsi
or --iccid option. This currently only works for the IMSI, but not
for the ICCID.
Related: SYS#4120
Change-Id: Id3083c7794a7bd59501997f22afdc23bad3069e6
---
M pySim-prog.py
1 file changed, 3 insertions(+), 3 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/pysim refs/changes/63/38163/1
diff --git a/pySim-prog.py b/pySim-prog.py
index 2e299a6..3470c98 100755
--- a/pySim-prog.py
+++ b/pySim-prog.py
@@ -730,12 +730,12 @@
if opts.source == 'cmdline':
cp = gen_parameters(opts)
elif opts.source == 'csv':
- imsi = None
- iccid = None
if opts.read_iccid:
(res, _) = scc.read_binary(['3f00', '2fe2'], length=10)
iccid = dec_iccid(res)
- elif opts.read_imsi:
+ else:
+ iccid = opts.iccid
+ if opts.read_imsi:
(res, _) = scc.read_binary(EF['IMSI'])
imsi = swap_nibbles(res)[3:]
else:
--
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Change subject: pySim-prog: generate Ki and OPc value using _digits() function
......................................................................
pySim-prog: generate Ki and OPc value using _digits() function
The _digits() function is used in the context of auto generating the
card individual data using a random seed (--secret) and a card number.
(--num). Unfortunately the Ki and the OPc value are not covered by
this mechanism, which means that even when the card number and the
random seed remain static, the Ki and the OPc value are always
changing.
Related: SYS#4120
Change-Id: Ib53d9d04a2073dafcca7cd21b0324bee5a23c540
---
M pySim-prog.py
1 file changed, 12 insertions(+), 4 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/pysim refs/changes/64/38164/1
diff --git a/pySim-prog.py b/pySim-prog.py
index 3470c98..3ab644e 100755
--- a/pySim-prog.py
+++ b/pySim-prog.py
@@ -219,13 +219,21 @@
parser.error(
"Can't give ICCID/IMSI for batch mode, need to use automatic parameters ! see --num and --secret for more information")
+ if options.secret is None:
+ options.secret = ''.join(random.choices(string.ascii_letters + string.digits, k=32))
+ if options.num is None:
+ options.num = random.randrange(1000000)
+
return options
-def _digits(secret, usage, len, num):
+def _digits(secret, usage, len, num, hex = False):
seed = secret + usage + '%d' % num
s = hashlib.sha1(seed.encode())
- d = ''.join(['%02d' % x for x in s.digest()])
+ if hex:
+ d = ''.join(['%02x' % x for x in s.digest()])
+ else:
+ d = ''.join(['%02d' % x for x in s.digest()])
return d[0:len]
@@ -431,7 +439,7 @@
if not re.match('^[0-9a-fA-F]{32}$', ki):
raise ValueError('Ki needs to be 128 bits, in hex format')
else:
- ki = ''.join(['%02x' % random.randrange(0, 256) for i in range(16)])
+ ki = _digits(opts.secret, 'ki', 32, opts.num, hex = True)
# OPC (random)
if opts.opc is not None:
@@ -442,7 +450,7 @@
elif opts.op is not None:
opc = derive_milenage_opc(ki, opts.op)
else:
- opc = ''.join(['%02x' % random.randrange(0, 256) for i in range(16)])
+ opc = _digits(opts.secret, 'opc', 32, opts.num, hex = True)
pin_adm = sanitize_pin_adm(opts.pin_adm, opts.pin_adm_hex)
--
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Change subject: pySim-prog: fix commandline parameter check for CSV mode
......................................................................
pySim-prog: fix commandline parameter check for CSV mode
The CSV mode needs one of the four additional parameters: --imsi
--iccid, --read-iccid or --read-imsi. Also this check is unrelated
to the batch mode. The CSV file parameter reading works independently
from the batch mode.
Related: SYS#4120
Change-Id: I1292afb85122ed2b7944d02ede69c928a453866f
---
M pySim-prog.py
1 file changed, 2 insertions(+), 3 deletions(-)
git pull ssh://gerrit.osmocom.org:29418/pysim refs/changes/65/38165/1
diff --git a/pySim-prog.py b/pySim-prog.py
index 3ab644e..b4221fb 100755
--- a/pySim-prog.py
+++ b/pySim-prog.py
@@ -197,9 +197,8 @@
return options
if options.source == 'csv':
- if (options.imsi is None) and (options.batch_mode is False) and (options.read_imsi is False) and (options.read_iccid is False):
- parser.error(
- "CSV mode needs either an IMSI, --read-imsi, --read-iccid or batch mode")
+ if (options.imsi is None) and (options.iccid is None) and (options.read_imsi is False) and (options.read_iccid is False):
+ parser.error("CSV mode requires one additional parameter: --read-iccid, --read-imsi, --iccid or --imsi")
if options.read_csv is None:
parser.error("CSV mode requires a CSV input file")
elif options.source == 'cmdline':
--
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osmith has uploaded this change for review. ( https://gerrit.osmocom.org/c/osmo-sgsn/+/38156?usp=email )
Change subject: llc: Mark old/current tlli as all 1's when unassigning LLME
......................................................................
llc: Mark old/current tlli as all 1's when unassigning LLME
TS 44.064 section 8.3.3 (and other sections) talk about special
unassigned value of "all 1's", but I couldn't find any reference to a
"all 0's" specific value/meaning.
In practice in the code this may not be super important since those
values may not ve checked due to the FSM state, but in any case they are
initially set to all 1's, so it makes total sense to re-set them to the
same unassigned value instead of a randomly chosen all 0's value.
Change-Id: I660c8d0ef08b34f8cb74fd51b5c59e5628d687ae
(cherry picked from commit 35c178e84d25a216a5c2d9bd1320d072e36937fa)
---
M src/sgsn/gprs_llc.c
1 file changed, 1 insertion(+), 1 deletion(-)
git pull ssh://gerrit.osmocom.org:29418/osmo-sgsn refs/changes/56/38156/1
diff --git a/src/sgsn/gprs_llc.c b/src/sgsn/gprs_llc.c
index 6f56385..82e876d 100644
--- a/src/sgsn/gprs_llc.c
+++ b/src/sgsn/gprs_llc.c
@@ -1112,7 +1112,7 @@
llme->state = GPRS_LLMS_ASSIGNED;
} else if (old_tlli != TLLI_UNASSIGNED && new_tlli == TLLI_UNASSIGNED) {
/* TLLI Unassignment 8.3.3) */
- llme->tlli = llme->old_tlli = 0;
+ llme->tlli = llme->old_tlli = TLLI_UNASSIGNED;
llme->state = GPRS_LLMS_UNASSIGNED;
for (i = 0; i < ARRAY_SIZE(llme->lle); i++) {
struct gprs_llc_lle *l = &llme->lle[i];
--
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