Add commandline and json/yaml/pprint

.gitignore

@@ -3,6 +3,8 @@
 __pycache__/
 *.py[cod]
 *$py.class
+*.diff
+.pylint.*
 
 # C extensions
 *.so

README.md

@@ -12,13 +12,11 @@ or YAML, and then extended to accept JSON or YAML to write a profile.
 
 If you want to read encrypted profiles, you need to download
 toxygen to deal with encrypted tox files, from:
-<https://github.com/toxygen-project/toxygen>
+<https://git.plastiras.org/emdee/toxygen_wrapper>
 Just put the toxygen/toxygen directory on your PYTHONPATH
 You also need to link your libtoxcore.so and libtoxav.so
-and libtoxencryptsave.so into toxygen/toxygen/libs/
+and libtoxencryptsave.so into ```wrapper/../libs/```
 Link all 3 from libtoxcore.so files if you have only libtoxcore.so
-There is an updated and bugfixed version in:
-<https://git.plastiras.org/emdee/toxygen_wrapper>
 
 If you want to read the GROUPS section, you need Python msgpack:
 <https://pypi.org/project/msgpack/>
@@ -34,4 +32,3 @@ If you have coloredlogs installed it will make use of it:
 Because it's written in Python it is easy to extend to, for example,
 rekeying a profile when copying a profile to a new device:
 <https://git.plastiras.org/emdee/tox_profile/wiki/MultiDevice-Announcements-POC>
-

logging_tox_savefile.py

@@ -1,8 +1,40 @@
 # -*- mode: python; indent-tabs-mode: nil; py-indent-offset: 4; coding: utf-8 -*-
 
 """
-Reads a tox profile and prints out information on what's in there to stdout.
+Reads a tox profile and prints out information on what's in there to stderr.
-Then it write what it found in YAML to stderr.
+
+Call it with one argument, the filename of the profile for the decrypt or info
+commands, or the filename of the nodes file for the nodes command.
+
+3 commands are supported:
+--command decrypt 
+  decrypts the profile and writes to the result to stdout
+
+--command info
+  prints info about what's in the Tox profile to stderr
+
+--command nodes
+  assumes you are reading a json nodes file instead of a profile
+"""
+
+"""
+  --output Destination for info/decrypt - defaults to stdout
+  --info default='info',
+         choices=['info', 'repr', 'yaml','json', 'pprint']
+         with --info=info prints info about the profile to stderr
+  --indent default=2
+         indents the output as: 'yaml','json', 'pprint' 
+
+  --output Destination for the command - required
+  --nodes 
+       choices=['select_tcp', 'select_udp', 'nmap_tcp', 'select_version', 'nmap_udp']
+       select_udp      - select udp nodes
+       select_tcp      - select tcp nodes
+       nmap_tcp        - test tcp nodes with namp
+       select_version  - select nodes that are the latest version
+       download        - download nodes from --download_nodes_url
+  --download_nodes_url https://nodes.tox.chat/json
+
 """
 
 # originally from:
@@ -13,30 +45,23 @@ import os
 import struct
 from socket import inet_ntop, AF_INET6, AF_INET
 import logging
+import argparse
+from pprint import pprint
+import shutil
 
 try:
     # https://pypi.org/project/msgpack/
     import msgpack
 except ImportError as e:
     msgpack = None
-
 try:
     import yaml
 except ImportError as e:
     yaml = None
-
 try:
-    # https://github.com/toxygen-project/toxygen
+    import json
-    from wrapper.toxencryptsave import ToxEncryptSave
 except ImportError as e:
-    print("Download toxygen to deal with encrypted tox files, from:")
+    json = None
-    print("https://github.com/toxygen-project/toxygen")
-    print("Just put the toxygen/toxygen directory on your PYTHONPATH")
-    print("You also need to link your libtoxcore.so and libtoxav.so")
-    print("and libtoxencryptsave.so into toxygen/toxygen/libs/")
-    print("Link all 3 from libtoxcore.so if you have only libtoxcore.so")
-    ToxEncryptSave = None
-
 try:
     # https://pypi.org/project/coloredlogs/
     import coloredlogs
@@ -44,9 +69,35 @@ try:
         os.environ['COLOREDLOGS_LEVEL_STYLES'] = 'spam=22;debug=28;verbose=34;notice=220;warning=202;success=118,bold;error=124;critical=background=red'
 except ImportError as e:
     coloredlogs = False
-
+try:
-LOG = logging.getLogger()
+    # https://git.plastiras.org/emdee/toxygen_wrapper
+    from wrapper.toxencryptsave import ToxEncryptSave
+except ImportError as e:
+    print(f"Import Error {e}")
+    print("Download toxygen_wrapper to deal with encrypted tox files, from:")
+    print("https://git.plastiras.org/emdee/toxygen_wrapper")
+    print("Just put the parent of the wrapper directory on your PYTHONPATH")
+    print("You also need to link your libtoxcore.so and libtoxav.so")
+    print("and libtoxencryptsave.so into wrapper/../libs/")
+    print("Link all 3 from libtoxcore.so if you have only libtoxcore.so")
+    ToxEncryptSave = None
+try:
+    from wrapper_tests.support_http import download_url
+except:
+    try:
+        from support_http import download_url
+    except ImportError as e:
+        print(f"Import Error {e}")
+        print("Download toxygen_wrapper to deal with encrypted tox files, from:")
+        print("https://git.plastiras.org/emdee/toxygen_wrapper")
+        download_url = None
+    
+LOG = logging.getLogger('TSF')
 bUSE_NMAP = True
+sDIR = os.environ.get('TMPDIR', '/tmp')
+# nodes
+sTOX_VERSION = "1000002018"
+bHAVE_JQ = shutil.which('jq')
 
 #messenger.c
 MESSENGER_STATE_TYPE_NOSPAMKEYS = 1
@@ -102,7 +153,7 @@ def bin_to_hex(raw_id, length=None):
     res = ''.join('{:02x}'.format(raw_id[i]) for i in range(length))
     return res.upper()
 
-def lProcessFriends(state, index, length):
+def lProcessFriends(state, index, length, result):
     """Friend:
 
 The integers in this structure are stored in Big Endian format.
@@ -131,9 +182,7 @@ Length  Contents
                3: 'Confirmed friend',
                4: 'Friend online'
                }
-    result = state[index + 8:index + 8 + length]
     slen = 1+32+1024+1+2+128+2+1007+1+2+1+3+4+8 # 2216
-    LOG.debug(f"TODO process_chunk {length // slen} FRIENDS {length} {length % 2216}")
     assert length % slen == 0
     lIN = []
     for i in range(length // slen):
@@ -157,76 +206,101 @@ Length  Contents
                  "Pk": pk}]
     return lIN
 
-def lProcessGroups(state, index, length):
+def lProcessGroups(state, index, length, result):
-    result = state[index + 8:index + 8 + length]
     lIN = []
     i = 0
-    if msgpack:
+    if not msgpack:
-        try:
-            groups = msgpack.loads(result, raw=True)
-            LOG.debug(f"TODO process_chunk Groups len={len(groups)}")
-            for group in groups:
-                assert len(group) == 7, group
-                i += 1
-                state_values, \
-                state_bin, \
-                topic_info, \
-                mod_list, \
-                keys, \
-                self_info, \
-                saved_peers, = group
-
-                assert len(state_values) == 8, state_values
-
-                assert len(state_bin) == 5, state_bin
-
-                assert len(topic_info) == 6, topic_info
-                topic_info_topic = str(topic_info[3], 'utf-8')
-                LOG.info(f"lProcessGroups #{i} topic_info_topic={topic_info_topic}")
-
-                assert len(mod_list) == 2, mod_list
-                num_moderators = mod_list[0]
-                LOG.debug(f"lProcessGroups #{i} num moderators={mod_list[0]}")
-                #define CRYPTO_SIGN_PUBLIC_KEY_SIZE    32
-                mods = mod_list[1]
-                assert len(mods) % 32 == 0, len(mods)
-                assert len(mods) == num_moderators * 32, len(mods)
-                lMODS = []
-                for j in range(num_moderators):
-                    mod = mods[j*32:j*32 + 32]
-                    LOG.info(f"lProcessGroups group#{i} mod#{j} sig_pk={bin_to_hex(mod)}")
-                    lMODS += [{"Sig_pk": bin_to_hex(mod)}]
-                if lMODS: lIN += [{"Moderators": lMODS}]
-
-                assert len(keys) == 4, keys
-                LOG.debug(f"lProcessGroups #{i} {repr(list(map(len, keys)))}")
-                chat_public_key, chat_secret_key, self_public_key, self_secret_key = keys
-                LOG.info(f"lProcessGroups #{i} chat_public_key={bin_to_hex(chat_public_key)}")
-                lIN += [{"Chat_public_key": bin_to_hex(chat_public_key)}]
-                if int(bin_to_hex(chat_secret_key), 16) != 0:
-                    LOG.info(f"lProcessGroups #{i} chat_secret_key={bin_to_hex(chat_secret_key)}")
-                lIN += [{"Chat_secret_key": bin_to_hex(chat_secret_key)}]
-
-                LOG.info(f"lProcessGroups #{i} self_public_key={bin_to_hex(self_public_key)}")
-                lIN += [{"Self_public_key": bin_to_hex(self_public_key)}]
-                LOG.info(f"lProcessGroups #{i} self_secret_key={bin_to_hex(self_secret_key)}")
-                lIN += [{"Self_secret_key": bin_to_hex(self_secret_key)}]
-
-                assert len(self_info) == 4, self_info
-                self_nick_len, self_role, self_status, self_nick = self_info
-                self_nick = str(self_nick, 'utf-8')
-                LOG.info(f"lProcessGroups #{i} self_nick={repr(self_nick)}")
-                lIN += [{"Self_nick": self_nick}]
-
-                assert len(saved_peers) == 2, saved_peers
-
-        except Exception as e:
-            LOG.warn(f"process_chunk Groups #{i} error={e}")
-    else:
         LOG.debug(f"TODO process_chunk Groups = no msgpack bytes={length}")
+        return []
+    try:
+        groups = msgpack.loads(result, raw=True)
+        LOG.debug(f"TODO process_chunk Groups len={len(groups)}")
+        for group in groups:
+            assert len(group) == 7, group
+            i += 1
+            state_values, \
+            state_bin, \
+            topic_info, \
+            mod_list, \
+            keys, \
+            self_info, \
+            saved_peers, = group
+
+            assert len(state_values) == 8, state_values
+            manually_disconnected, \
+            group_name_len, \
+            privacy_state, \
+            maxpeers, \
+            password_length, \
+            version, \
+            topic_lock, \
+            voice_state = state_values
+            LOG.info(f"lProcessGroups #{i} version={version}")
+            dBINS = {"Version": version}
+            lIN += [{"State_values": dBINS}]
+
+            assert len(state_bin) == 5, state_bin
+            shared_state_sig, \
+            founder_public_key, \
+            group_name_len, \
+            password_length, \
+            mod_list_hash = state_bin
+            LOG.info(f"lProcessGroups #{i} founder_public_key={bin_to_hex(founder_public_key)}")
+            dBINS = {"Founder_public_key": bin_to_hex(founder_public_key)}
+            lIN += [{"State_bin": dBINS}]
+
+            assert len(topic_info) == 6, topic_info
+            topic_info_topic = str(topic_info[3], 'utf-8')
+            LOG.info(f"lProcessGroups #{i} topic_info_topic={topic_info_topic}")
+            dBINS = {"topic_info_topic": topic_info_topic}
+            lIN += [{"Topic_info": dBINS}]
+
+            assert len(mod_list) == 2, mod_list
+            num_moderators = mod_list[0]
+            LOG.debug(f"lProcessGroups #{i} num moderators={mod_list[0]}")
+            #define CRYPTO_SIGN_PUBLIC_KEY_SIZE    32
+            mods = mod_list[1]
+            assert len(mods) % 32 == 0, len(mods)
+            assert len(mods) == num_moderators * 32, len(mods)
+            lMODS = []
+            for j in range(num_moderators):
+                mod = mods[j*32:j*32 + 32]
+                LOG.info(f"lProcessGroups group#{i} mod#{j} sig_pk={bin_to_hex(mod)}")
+                lMODS += [{"Sig_pk": bin_to_hex(mod)}]
+            if lMODS: lIN += [{"Moderators": lMODS}]
+
+            assert len(keys) == 4, keys
+            LOG.debug(f"lProcessGroups #{i} {repr(list(map(len, keys)))}")
+            chat_public_key, \
+                chat_secret_key, \
+                self_public_key, \
+                self_secret_key = keys
+            LOG.info(f"lProcessGroups #{i} chat_public_key={bin_to_hex(chat_public_key)}")
+            lIN[0].update({"Chat_public_key": bin_to_hex(chat_public_key)})
+            if int(bin_to_hex(chat_secret_key), 16) != 0:
+                # 192 * b'0'
+                LOG.info(f"lProcessGroups #{i} chat_secret_key={bin_to_hex(chat_secret_key)}")
+                lIN[0].update({"Chat_secret_key": bin_to_hex(chat_secret_key)})
+
+            LOG.info(f"lProcessGroups #{i} self_public_key={bin_to_hex(self_public_key)}")
+            lIN[0].update({"Self_public_key": bin_to_hex(self_public_key)})
+            LOG.info(f"lProcessGroups #{i} self_secret_key={bin_to_hex(self_secret_key)}")
+            lIN[0].update({"Self_secret_key": bin_to_hex(self_secret_key)})
+
+            assert len(self_info) == 4, self_info
+            self_nick_len, self_role, self_status, self_nick = self_info
+            self_nick = str(self_nick, 'utf-8')
+            LOG.info(f"lProcessGroups #{i} self_nick={self_nick}")
+            dBINS = {"Self_nick": self_nick}
+            lIN += [{"Self_info": dBINS}]
+
+            assert len(saved_peers) == 2, saved_peers
+
+    except Exception as e:
+        LOG.warn(f"process_chunk Groups #{i} error={e}")
     return lIN
 
-def lProcessTcpRelay(state, index, length):
+def lProcessTcpRelay(state, index, length, result):
     """Node Info (packed node format)
 
 The Node Info data structure contains a Transport Protocol, a Socket
@@ -244,7 +318,6 @@ The Node Info data structure contains a Transport Protocol, a Socket
 """
     delta = 0
     relay = 0
-    result = state[index + 8:index + 8 + length]
     lIN = []
     while length > 0:
         status = struct.unpack_from(">B", result, delta)[0]
@@ -281,9 +354,8 @@ The Node Info data structure contains a Transport Protocol, a Socket
         relay += 1
     return lIN
 
-def lProcessDHTnodes(state, index, length):
+def lProcessDHTnodes(state, index, length, result):
     relay = 0
-    result = state[index + 8:index + 8 + length]
     status = struct.unpack_from("<L", result, 0)[0]
     # 4  uint32_t (0x159000D)
     assert status == 0x159000D
@@ -315,10 +387,10 @@ def lProcessDHTnodes(state, index, length):
             pk = bin_to_hex(result[offset+8+1+alen+2:offset+8+1+alen+2+32], 32)
 
             LOG.info(f"DHTnode #{relay} status={status} ipaddr={ipaddr} port={port} {pk}")
-            lIN += [{f"status": f"{status}",
+            lIN += [{"status": status,
-                     f"ipaddr": f"{ipaddr}",
+                     "ipaddr": ipaddr,
-                     f"port": f"{port}",
+                     "port": port,
-                     f"pk": f"{pk}"}]
+                     "pk": pk}]
             if bUSE_NMAP:
                 cmd = f"nmap -Pn -n -sU -p U:{port} {ipaddr}"
             offset += subtotal
@@ -327,46 +399,53 @@ def lProcessDHTnodes(state, index, length):
         relay += 1
     return lIN
 
-lOUT = []
 def process_chunk(index, state):
-    global lOUT
+    global lOUT, bOUT, iTOTAL
 
-    if index + 8 >= len(state):
-        return
     length = struct.unpack_from("<H", state, index)[0]
-    new_index = index + length + 8
     data_type = struct.unpack_from("<H", state, index + 4)[0]
-
+    new_index = index + length + 8
+    result = state[index + 8:index + 8 + length]
+    iTOTAL += length + 8
+    
+    # plan on repacking as we read - this is just a starting point
+    # We'll add the results back to bOUT to see if we get what we started with.
+    # Then will will be able to selectively null sections.
+    bOUT += struct.pack("<H", length) + struct.pack("<H", data_type) + result
+    
     if data_type == MESSENGER_STATE_TYPE_NOSPAMKEYS:
-        result = state[index + 8:index + 8 + length]
         nospam = bin_to_hex(result[0:4])
         public_key = bin_to_hex(result[4:36])
         private_key = bin_to_hex(result[36:68])
         LOG.info(f"nospam = {nospam}")
-        lOUT += [{f"Nospam": f"{nospam}"}]
         LOG.info(f"public_key = {public_key}")
-        lOUT += [{f"Public_key": f"{public_key}"}]
         LOG.info(f"private_key = {private_key}")
-        lOUT += [{f"Private_key": f"{private_key}"}]
+        aIN = {"Nospam": f"{nospam}",
+               "Public_key": f"{public_key}",
+               "Private_key": f"{private_key}"}
+        lOUT += [{"Nospam_keys": aIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_DHT:
         LOG.debug(f"process_chunk {dSTATE_TYPE[data_type]} length={length}")
-        lIN = lProcessDHTnodes(state, index, length)
+        lIN = lProcessDHTnodes(state, index, length, result)
         if lIN: lOUT += [{"DHT_nodes": lIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_FRIENDS:
-        lIN = lProcessFriends(state, index, length)
+        LOG.debug(f"TODO process_chunk {length // 2216} FRIENDS {length} {length % 2216}")
+        lIN = lProcessFriends(state, index, length, result)
         if lIN: lOUT += [{"Friends": lIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_NAME:
         name = str(state[index + 8:index + 8 + length], 'utf-8')
-        LOG.info("Nick name = " +name)
+        LOG.info("Nick_name = " +name)
-        lOUT += [{"Nick_name": name}]
+        aIN = {"Nick_name": name}
+        lOUT += [{"Nick_name": aIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_STATUSMESSAGE:
         mess = str(state[index + 8:index + 8 + length], 'utf-8')
         LOG.info(f"StatusMessage = " +mess)
-        lOUT += [{"Status_message": mess}]
+        aIN = {"Status_message": mess}
+        lOUT += [{"Status_message": aIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_STATUS:
         # 1  uint8_t status (0 = online, 1 = away, 2 = busy)
@@ -374,18 +453,20 @@ def process_chunk(index, state):
         status = struct.unpack_from(">b", state, index)[0]
         status = dStatus[status]
         LOG.info(f"{dSTATE_TYPE[data_type]} = " +status)
-        lOUT += [{f"Online_status": status}]
+        aIN = {f"Online_status": status}
+        lOUT += [{"Online_status": aIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_GROUPS:
-        lIN = lProcessGroups(state, index, length)
+        lIN = lProcessGroups(state, index, length, result)
         if lIN: lOUT += [{"Groups": lIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_TCP_RELAY:
-        lIN = lProcessTcpRelay(state, index, length)
+        lIN = lProcessTcpRelay(state, index, length, result)
         if lIN: lOUT += [{"Tcp_relays": lIN}]
 
     elif data_type == MESSENGER_STATE_TYPE_PATH_NODE:
         LOG.debug(f"TODO process_chunk {dSTATE_TYPE[data_type]} bytes={length}")
+        
     elif data_type == MESSENGER_STATE_TYPE_CONFERENCES:
         if length > 0:
             LOG.debug(f"TODO process_chunk {dSTATE_TYPE[data_type]} bytes={length}")
@@ -393,11 +474,84 @@ def process_chunk(index, state):
             LOG.info(f"NO {dSTATE_TYPE[data_type]}")
             lOUT += [{"Conferences": []}]
 
-    elif data_type == MESSENGER_STATE_TYPE_END:
+    elif data_type != MESSENGER_STATE_TYPE_END:
-        LOG.info("That's all folks...")
+        LOG.warn("UNRECOGNIZED datatype={datatype}")
-
+        
+    else:
+        LOG.info("END") # That's all folks...
+        return
+        
+    # failsafe
+    if index + 8 >= len(state): return
     process_chunk(new_index, state)
 
+def bAreWeConnected(): 
+    # FixMe: Linux
+    sFile = f"/proc/{os.getpid()}/net/route"
+    if not os.path.isfile(sFile): return None
+    i = 0
+    for elt in open(sFile, "r").readlines():
+        if elt.startswith('Iface'): continue
+        if elt.startswith('lo'): continue
+        i += 1
+    return i > 0
+
+sNMAP_TCP = """#!/bin/bash
+ip=""
+declare -a ports
+jq '.|with_entries(select(.key|match("nodes"))).nodes[]|select(.status_tcp)|select(.ipv4|match("."))|.ipv4,.tcp_ports' | while read line ; do
+    if [ -z "$ip" ] ; then
+	ip=`echo $line|sed -e 's/"//g'`
+	ports=()
+	continue
+    elif [ "$line" = '[' ] ; then
+	continue
+    elif [ "$line" = ']' ] ; then
+	if ! route | grep -q ^def ; then
+            echo ERROR no route
+            exit 3
+        fi
+	if [ "$ip" = '"NONE"' -o  "$ip" = 'NONE' ] ; then
+	    :
+	elif ping -c 1 $ip | grep '100% packet loss' ; then
+	    echo WARN failed ping $ip
+	else
+	    echo INFO $ip "${ports[*]}"
+	    cmd="nmap -Pn -n -sT -p T:"`echo "${ports[*]}" |sed -e 's/ /,/g'`
+	    dbug $cmd $ip
+	    $cmd $ip | grep /tcp
+	fi
+	ip=""
+	continue
+    else
+	port=`echo $line|sed -e 's/,//'`
+	ports+=($port)
+	#	echo '>>' $ip "${ports[*]}"
+    fi
+done"""
+
+def vBashFileNmapTcp():
+    f = "NmapTcp.bash"
+    sFile = os.path.join(sDIR, f)
+    if not os.path.exists(sFile):
+        with open(sFile, 'wt') as iFd:
+            iFd.write(sNMAP_TCP)
+        os.chmod(sFile, 0o0775)
+    return sFile
+
+def vBashFileNmapUdp():
+    f = "NmapUdp.bash"
+    sFile = os.path.join(sDIR, f)
+    if not os.path.exists(sFile):
+        with open(sFile, 'wt') as iFd:
+            iFd.write(sNMAP_TCP.
+                      replace('nmap -Pn -n -sT -p T',
+                              'nmap -Pn -n -sU -p U').
+                      replace('tcp_ports','udp_ports').
+                      replace('status_tcp','status_udp'))
+        os.chmod(sFile, 0o0775)
+    return sFile
+
 def vSetupLogging(loglevel=logging.DEBUG):
     global LOG
     if coloredlogs:
@@ -414,27 +568,165 @@ def vSetupLogging(loglevel=logging.DEBUG):
     logging._defaultFormatter.default_time_format = '%m-%d %H:%M:%S'
     logging._defaultFormatter.default_msec_format = ''
 
-if __name__ == '__main__':
+def oMainArgparser(_=None):
-    if len(sys.argv) > 1:
+    if not os.path.exists('/proc/sys/net/ipv6'):
-        sFile = sys.argv[1]
+        bIpV6 = 'False'
     else:
-        sFile = "./tox_save.tox"
+        bIpV6 = 'True'
+    lIpV6Choices=[bIpV6, 'False']
+
+    parser = argparse.ArgumentParser(epilog=__doc__)
+    # list(dSTATE_TYPE.values())
+    # ['nospamkeys', 'dht', 'friends', 'name', 'statusmessage', 'status', 'groups', 'tcp_relay', 'path_node', 'conferences']
+    
+    parser.add_argument('--output', type=str, default='',
+                        help='Destination for info/decrypt - defaults to stderr')
+    parser.add_argument('--command', type=str, default='info',
+                        choices=['info', 'decrypt', 'nodes'],
+                        # required=True,
+                        help='Action command - default: info')
+    parser.add_argument('--indent', type=int, default=2,
+                        help='Indent for yaml/json/pprint')
+    parser.add_argument('--info', type=str, default='info',
+                        choices=['info', 'repr', 'yaml','json', 'pprint'],
+                        help='Format for info command')
+    choices = []
+    if bHAVE_JQ:
+        choices += ['select_tcp', 'select_udp', 'select_version', 'nmap_tcp', 'nmap_udp']
+    if download_url:
+        choices += ['download']
+    parser.add_argument('--nodes', type=str, default='',
+                        choices=choices,
+                        help='Action for nodes command (requires jq)')
+    parser.add_argument('--download_nodes_url', type=str,
+                        default='https://nodes.tox.chat/json')
+    parser.add_argument('profile', type=str, nargs='?', default=None,
+                        help='tox profile file - may be encrypted')
+    return parser
+
+if __name__ == '__main__':
+    iTOTAL = 0
+    lArgv = sys.argv[1:]
+    parser = oMainArgparser()
+    oArgs = parser.parse_args(lArgv)
+
+    sFile = oArgs.profile
     assert os.path.isfile(sFile), sFile
 
     vSetupLogging()
 
-    if not ToxEncryptSave:
+    bSAVE = open(sFile, 'rb').read()
-        oSave = open(sFile, 'rb').read()
+    if ToxEncryptSave and bSAVE[:8] == b'toxEsave':
-    else:
         try:
-            with open(sFile, 'rb') as iFd:
+            bSAVE = decrypt_data(bSAVE)
-                oSave = decrypt_data(iFd.read())
         except Exception as e:
-            LOG.error(f"decrypting {sFile}\n{e}\n")
+            LOG.error(f"decrypting {sFile} - {e}")
             sys.exit(1)
+    assert bSAVE
 
-    assert oSave
+    oStream = None
-    assert oSave[:8] == b'\x00\x00\x00\x00\x1f\x1b\xed\x15'
+    if oArgs.command == 'decrypt':
-    process_chunk(8, oSave)
+        if oArgs.output:
-    if lOUT and yaml:
+            oStream = open(oArgs.output, 'rb')
-        sys.stderr.write(yaml.dump(lOUT))
+        else:
+            oStream = sys.stdout
+        oStream.write(bSAVE)
+        
+    elif oArgs.command == 'nodes':
+        iRet = -1
+        if oArgs.nodes == 'select_tcp':
+            assert oArgs.output, "--output required for this command"
+            assert bHAVE_JQ, "jq is required for this command"
+            cmd = f"cat '{sFile}' | jq '.|with_entries(select(.key|match(\"nodes\"))).nodes[]|select(.status_tcp)|select(.ipv4|match(\".\"))' "
+            iRet = os.system(cmd +f" > {oArgs.output}")
+
+        elif oArgs.nodes == 'select_udp':
+            assert oArgs.output, "--output required for this command"
+            assert bHAVE_JQ, "jq is required for this command"
+            cmd = f"cat '{sFile}' | jq '.|with_entries(select(.key|match(\"nodes\"))).nodes[]|select(.status_udp)|select(.ipv4|match(\".\"))' "
+            iRet = os.system(cmd +f" > {oArgs.output}")
+
+        elif oArgs.nodes == 'select_version':
+            assert bHAVE_JQ, "jq is required for this command"
+            assert oArgs.output, "--output required for this command"
+            cmd = f"cat '{sFile}' | jq '.|with_entries(select(.key|match(\"nodes\"))).nodes[]|select(.status_udp)|select(.version|match(\"{sTOX_VERSION}\"))' "
+            iRet = os.system(cmd +f" > {oArgs.output}")
+
+        elif oArgs.nodes == 'nmap_tcp':
+            assert bHAVE_JQ, "jq is required for this command"
+            assert oArgs.output, "--output required for this command"
+            if not bAreWeConnected():
+                LOG.error(f"{oArgs.nodes} not connected")
+                iRet = -1
+            else:
+                cmd = vBashFileNmapTcp()
+                iRet = os.system(f"bash {cmd} < '{sFile}'" +f" >'{oArgs.output}'")
+                
+        elif oArgs.nodes == 'nmap_udp':
+            assert bHAVE_JQ, "jq is required for this command"
+            assert oArgs.output, "--output required for this command"
+            if not bAreWeConnected():
+                LOG.error(f"{oArgs.nodes} not connected")
+                iRet = -1
+            else:
+                cmd = vBashFileNmapUdp()
+                iRet = os.system(f"bash {cmd} < '{sFile}'" +f" >'{oArgs.output}'")
+                
+        elif oArgs.nodes == 'download' and download_url:
+            if not bAreWeConnected():
+                LOG.error(f"{oArgs.nodes} not connected")
+                iRet = -1
+            else:
+                url = oArgs.download_nodes_url
+                bSAVE = download_url(url)
+                if not bSAVE:
+                    LOG.warn("failed downloading list of nodes")
+                    iRet = -1
+                else:
+                    if oArgs.output:
+                        oStream = open(oArgs.output, 'rb')
+                        oStream.write(bSAVE)
+                    else:
+                        oStream = sys.stdout
+                        oStream.write(str(bSAVE, 'utf-8'))
+                    iRet = -1
+                    LOG.info(f"downloaded list of nodes saved to {oStream}")
+
+        if iRet > 0:
+            LOG.warn(f"{oArgs.nodes} iRet={iRet} to {oArgs.output}")
+        elif iRet == 0:
+            LOG.info(f"{oArgs.nodes} iRet={iRet} to {oArgs.output}")
+            
+    elif oArgs.command == 'info':
+        bOUT = b'\x00\x00\x00\x00\x1f\x1b\xed\x15'
+        # toxEsave
+        assert bSAVE[:8] == bOUT, "Not a Tox profile"
+
+        lOUT = []
+        process_chunk(len(bOUT), bSAVE)
+        if lOUT:
+            if oArgs.output:
+                oStream = open(oArgs.output, 'rb')
+            else:
+                oStream = sys.stdout
+            if oArgs.info == 'yaml' and yaml:
+                yaml.dump(lOUT, stream=oStream, indent=oArgs.indent)
+                oStream.write('\n')
+            elif oArgs.info == 'json' and json:
+                json.dump(lOUT, oStream, indent=oArgs.indent)
+                oStream.write('\n')
+            elif oArgs.info == 'repr':
+                oStream.write(repr(lOUT))
+                oStream.write('\n')
+            elif oArgs.info == 'pprint':
+                pprint(lOUT, stream=oStream, indent=oArgs.indent, width=80)
+            elif oArgs.info == 'info':
+                pass
+        # were short repacking as we read - 446 bytes missing
+        LOG.debug(f"len bSAVE={len(bSAVE)} bOUT={len(bOUT)} delta={len(bSAVE) - len(bOUT)} iTOTAL={iTOTAL}")
+    
+
+    if oStream and oStream != sys.stdout and oStream != sys.stderr:
+        oStream.close()
+
+    sys.exit(0)