Rename data_readpwdmem.lua -> mem_readpwd.lua and data_readpwdmem-spiffs.lua -> mem_spiffs_readpwd.lua

client/luascripts/mem_spiffs_readpwd.lua

@@ -0,0 +1,102 @@
+local getopt = require('getopt')
+local bin = require('bin')
+local ansicolors = require('ansicolors')
+
+copyright = 'Copyright (c) 2019 Bogito. All rights reserved.'
+author = 'Bogito'
+version = 'v1.1.2'
+desc = [[
+This script will read the flash memory of RDV4 using SPIFFS and print the stored passwords.
+It was meant to be used as a help tool after using the BogRun standalone mode.
+]]
+example = [[
+    -- This will read the hf_bog.log file in SPIFFS and print the stored passwords
+    script run mem_spiffs_readpwd
+
+    -- This will read the other.log file in SPIFFS and print the stored passwords
+    script run mem_spiffs_readpwd -f other.log
+
+    -- This will delete the hf_bog.log file from SPIFFS
+    script run mem_spiffs_readpwd -r
+]]
+usage = [[
+    script run mem_spiffs_readpwd [-h] [-f <filename>] [-r]
+]]
+arguments = [[
+    -h              :  this help
+    -f <filename>   :  filename in SPIFFS
+    -r              :  delete filename from SPIFFS
+]]
+---
+-- This is only meant to be used when errors occur
+local function oops(err)
+    print('ERROR:', err)
+    core.clearCommandBuffer()
+    return nil, err
+end
+---
+-- Usage help
+local function help()
+    print(copyright)
+    print(author)
+    print(version)
+    print(desc)
+    print(ansicolors.cyan..'Usage'..ansicolors.reset)
+    print(usage)
+    print(ansicolors.cyan..'Arguments'..ansicolors.reset)
+    print(arguments)
+    print(ansicolors.cyan..'Example usage'..ansicolors.reset)
+    print(example)
+end
+---
+-- The main entry point
+local function main(args)
+
+    print( string.rep('--',20) )
+    print('Read passwords stored in memory (SPIFFS)')
+    print( string.rep('--',20) )
+    print()
+
+    local data, length, err, removeflag
+    local filename = 'hf_bog.log'
+    local keylength = 4
+
+    for o, a in getopt.getopt(args, 'rf:h') do
+
+        -- help
+        if o == 'h' then return help() end
+
+        -- offset
+        if o == 'f' then filename = a end
+
+        -- remove
+        if o == 'r' then removeflag = true end
+
+    end
+
+    if removeflag then
+        print('Deleting file '..filename.. ' from SPIFFS if exists')
+        core.console("mem spiffs remove " ..filename)
+        return
+    end
+
+    data, length, err = core.GetFromFlashMemSpiffs(filename)
+    if data == nil then return oops('Problem while reading file from SPIFFS') end
+
+    --print('Filename', filename)
+    --print('Filesize (B)', length)
+
+    _, s = bin.unpack('H'..length, data)
+
+    local cnt = 0, i
+    for i = 1, length/keylength do
+        key  = string.sub(s, (i-1)*8+1, i*8)
+        print(string.format('[%02d] %s',i, key))
+        cnt = cnt + 1
+    end
+    print( string.rep('--',20) )
+    print( ('[+] found %d passwords'):format(cnt))
+
+end
+
+main(args)