diff options
Diffstat (limited to 'retiolum/hosts')
| -rwxr-xr-x | retiolum/hosts/.scripts/retiolum.py | 93 |
1 files changed, 35 insertions, 58 deletions
diff --git a/retiolum/hosts/.scripts/retiolum.py b/retiolum/hosts/.scripts/retiolum.py index 99da7aae..6314c689 100755 --- a/retiolum/hosts/.scripts/retiolum.py +++ b/retiolum/hosts/.scripts/retiolum.py @@ -1,70 +1,30 @@ #!/usr/bin/python2 -import sys, os, time, socket, subprocess, thread, random, Queue, binascii, logging #these should all be in the stdlib -import sqlite3 -from Crypto.PublicKey import RSA +import sys, os, time, socket, subprocess, thread, random, Queue, binascii, logging, hashlib, urllib2 #these should all be in the stdlib from optparse import OptionParser def pub_encrypt(netname, hostname_t, text): #encrypt data with public key - conn = sqlite3.connect("/etc/tinc/" + netname + "/hosts.sqlite") - c = conn.cursor() - hostname_tupel = [hostname_t] - pubkey = "" - try: - c.execute("select r_pub from hosts where hostname=?", hostname_tupel) - except: - logging.error("RSA_Encryption: Database error") - return -1 - for i in c: - pubkey += i[0] - c.close - rsa_pub = RSA.importKey(pubkey) - enc_text = rsa_pub.encrypt(text, 0) #seems like RSA_encrypt needs no random - return(binascii.b2a_base64(enc_text[0])) + enc_text = subprocess.os.popen("echo '" + text + "' | openssl rsautl -pubin -inkey /etc/tinc/" + netname + "/hosts/.pubkeys/" + hostname_t + " -encrypt | base64") + return(enc_text.read()) def priv_decrypt(netname, enc_data): #decrypt data with private key - raw_privkey = open("/etc/tinc/" + netname + "/rsa_key.priv", "r") - r_privkey = raw_privkey.readlines() - privkey = "" - for i in xrange(len(r_privkey)): - privkey += r_privkey[i] - raw_privkey.close() - - - rsa_priv = RSA.importKey(privkey) - dec_text = rsa_priv.decrypt(binascii.a2b_base64(enc_data)) - return(dec_text) - -def database2hostfiles(netname): #make hostsfiles from database - conn = sqlite3.connect("/etc/tinc/" + netname + "/hosts.sqlite") - c = conn.cursor() - c.execute("select * from hosts") - for i in c: - host = open("/etc/tinc/" + netname + "/hosts/" + i[0], "w") - host.write(i[2]) - host.write(i[3]) - host.write(i[1]) - host.write(i[5]) - host.close() - c.close() + dec_text = subprocess.os.popen("echo '" + enc_data + "' | base64 -d | openssl rsautl -inkey /etc/tinc/" + netname + "/rsa_key.priv -decrypt") + return(dec_text.read()) def address2hostfile(netname, hostname, address): #adds address to hostsfile or restores it if address is empty - tupel = [hostname,] - conn = sqlite3.connect("/etc/tinc/" + netname + "/hosts.sqlite") - c = conn.cursor() - c.execute("select * from hosts where hostname=?", tupel) - for i in c: - host = open("/etc/tinc/" + netname + "/hosts/" + i[0], "w") - if address != "": - host.write("Address = " + address + "\n") - host.write(i[2]) - host.write(i[3]) - host.write(i[1]) - host.write(i[5]) - host.close() - c.close() + hostfile = "/etc/tinc/" + netname + "/hosts/" + hostname + addr_file = open(hostfile, "r") + addr_cache = addr_file.readlines() + addr_file.close() + if address != "": addr_cache.insert(0, "Address = " + address + "\n") + else: + if addr_cache[0].startswith("Address"): addr_cache.remove(addr_cache[0]) + addr_file = open(hostfile, "w") + addr_file.writelines(addr_cache) + addr_file.close logging.info("sending ALRM to tinc deamon!") tincd_ALRM = subprocess.call(["tincd -n " + netname + " --kill=HUP" ],shell=True) + def findhostinlist(hostslist, hostname, ip): #finds host + ip in list for line in xrange(len(hostslist)): if hostname == hostslist[line][0] and ip == hostslist[line][1]: @@ -82,6 +42,22 @@ def getHostname(netname): print("hostname not found!") return -1 #nothing found +def get_hostfiles(netname, url_files, url_md5sum): + try: + get_hosts_tar = urllib2.urlopen(url_files) + get_hosts_md5 = urllib2.urlopen(url_md5sum) + hosts_tar = get_hosts_tar.read() + hosts_md5 = get_hosts_md5.read() + + if str(hosts_md5) == str(hashlib.md5(hosts_tar).hexdigest() + " hosts.tar.gz\n"): + hosts = open("/etc/tinc/" + netname + "/hosts/hosts.tar.gz", "w") + hosts.write(hosts_tar) + hosts.close() + else: + logging.error("hosts.tar.gz md5sum check failed!") + except: + logging.error("hosts file download failed!") + ####Thread functions @@ -294,8 +270,9 @@ level_name = option.debug level = LEVELS.get(level_name, logging.NOTSET) logging.basicConfig(level=level) -wget = subprocess.call(["wget vpn.miefda.org/hosts.sqlite -O /etc/tinc/" + netname + "/hosts.sqlite"], shell=True) -database2hostfiles(netname) +get_hostfiles(netname, "http://vpn.miefda.org/hosts.tar.gz", "http://vpn.miefda.org/hosts.md5") + +tar = subprocess.call(["tar -xzf /etc/tinc/" + netname + "/hosts/hosts.tar.gz -C /etc/tinc/" + netname + "/hosts/"], shell=True) start_tincd = subprocess.call(["tincd -n " + netname ],shell=True) sendfifo = Queue.Queue() #sendtext |