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NOBLES5E / cproxy

Easy per application transparent proxy built on cgroup.
GNU Affero General Public License v3.0
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panicked error #103

Closed ggggle closed 1 week ago

ggggle commented 1 year ago 
$uname -a
Linux LightgrayBleak-VM 5.4.0-131-generic #147-Ubuntu SMP Fri Oct 14 17:07:22 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux

$iptables -V
iptables v1.8.4 (legacy)

$ls /sys/fs/cgroup/
blkio  cpuacct      cpuset   freezer  memory   net_cls,net_prio  perf_event  rdma     unified
cpu    cpu,cpuacct  devices  hugetlb  net_cls  net_prio          pids        systemd
$cproxy --port 59999 --mode tproxy -- curl 1.1.1.1
<html>
<head><title>301 Moved Permanently</title></head>
<body>
<center><h1>301 Moved Permanently</h1></center>
<hr><center>cloudflare</center>
</body>
</html>
thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Error { kind: RemoveFailed, cause: Some(Os { code: 16, kind: ResourceBusy, message: "Resource busy" }) }', src/guards.rs:41:26
stack backtrace:
   0:     0x7fb3eb0bfea0 - std::backtrace_rs::backtrace::libunwind::trace::hb16dbf761681cfc0
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
   1:     0x7fb3eb0bfea0 - std::backtrace_rs::backtrace::trace_unsynchronized::h53bc5f57122de54d
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
   2:     0x7fb3eb0bfea0 - std::sys_common::backtrace::_print_fmt::h7e86959aa36cde43
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:67:5
   3:     0x7fb3eb0bfea0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hf42958820747a8ac
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:46:22
   4:     0x7fb3eb0f96ac - core::fmt::write::h6f5ededa5074697e
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/fmt/mod.rs:1115:17
   5:     0x7fb3eb0bd375 - std::io::Write::write_fmt::hdb84dc6c28fda870
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/io/mod.rs:1665:15
   6:     0x7fb3eb0c21cb - std::sys_common::backtrace::_print::hbb646398d13d0dcb
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:49:5
   7:     0x7fb3eb0c21cb - std::sys_common::backtrace::print::ha3796c9cf0c5a732
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:36:9
   8:     0x7fb3eb0c21cb - std::panicking::default_hook::{{closure}}::hb85a09d7e9a16432
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:208:50
   9:     0x7fb3eb0c1ca1 - std::panicking::default_hook::hdc924e74cb190bbb
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:225:9
  10:     0x7fb3eb0c2894 - std::panicking::rust_panic_with_hook::hd63b080e78590a80
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:622:17
  11:     0x7fb3eb0c2377 - std::panicking::begin_panic_handler::{{closure}}::h27bfba1f7e931f90
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:519:13
  12:     0x7fb3eb0c033c - std::sys_common::backtrace::__rust_end_short_backtrace::h2cc025f6c95b1f82
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/sys_common/backtrace.rs:141:18
  13:     0x7fb3eb0c22d9 - rust_begin_unwind
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:515:5
  14:     0x7fb3eaf32081 - core::panicking::panic_fmt::h9f5a85773697c5f5
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/panicking.rs:92:14
  15:     0x7fb3eaf32173 - core::result::unwrap_failed::h43465fb8e3273283
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/result.rs:1599:5
  16:     0x7fb3eaf33c3a - <cproxy::guards::CGroupGuard as core::ops::drop::Drop>::drop::he0f5772e67446932
  17:     0x7fb3eaf723dd - core::ptr::drop_in_place<cproxy::guards::TProxyGuard>::h5bc32170f22a3d77
  18:     0x7fb3eaf75398 - cproxy::main::h7becfa773d4442f6
  19:     0x7fb3eaf77e53 - std::sys_common::backtrace::__rust_begin_short_backtrace::h51261908630a884f
  20:     0x7fb3eaf65f9d - std::rt::lang_start::{{closure}}::h670ee57be18ae9fa
  21:     0x7fb3eb0c2cf0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h5edb75ac3af12064
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/core/src/ops/function.rs:259:13
  22:     0x7fb3eb0c2cf0 - std::panicking::try::do_call::h4398f4e6da05592f
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40
  23:     0x7fb3eb0c2cf0 - std::panicking::try::h3fe03463ab3f9a9d
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19
  24:     0x7fb3eb0c2cf0 - std::panic::catch_unwind::h3f31a496b3e5f0e5
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14
  25:     0x7fb3eb0c2cf0 - std::rt::lang_start_internal::{{closure}}::h24e3f631c8bb6bd5
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:48
  26:     0x7fb3eb0c2cf0 - std::panicking::try::do_call::h9268f45ee0925288
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:401:40
  27:     0x7fb3eb0c2cf0 - std::panicking::try::he93fcdbaacc3daf7
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panicking.rs:365:19
  28:     0x7fb3eb0c2cf0 - std::panic::catch_unwind::hca9f2323bf3773b4
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/panic.rs:434:14
  29:     0x7fb3eb0c2cf0 - std::rt::lang_start_internal::hfee0032b3594c35b
                               at /rustc/c8dfcfe046a7680554bf4eb612bad840e7631c4b/library/std/src/rt.rs:45:20
  30:     0x7fb3eaf75872 - main
NOBLES5E commented 1 week ago

Fixed on master branch