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History log of /src/usr.sbin/npf/npftest/libnpftest/npf_nat_test.c
RevisionDateAuthorComments
 1.14  30-May-2020  rmind Major NPF improvements (merge from upstream):

- Switch to the C11-style atomic primitives using atomic_loadstore(9).

- npfkern: introduce the 'state.key.interface' and 'state.key.direction'
settings. Users can now choose whether the connection state should be
strictly per-interface or global at the configuration level. Keep NAT
logic to be always per-interface, though.

- npfkern: rewrite the G/C worker logic and make it self-tuning.

- npfkern and libnpf: multiple bug fixes; add param exporting; introduce
more parameters. Remove npf_nvlist_{copyin,copyout}() functions and
refactor npfctl_load_nvlist() with others; add npfctl_run_op() to have
a single entry point for operations. Introduce npf_flow_t and clean up
some code.

- npfctl: lots of fixes for the 'npfctl show' logic; make 'npfctl list'
more informative; misc usability improvements and more user-friendly
error messages.

- Amend and improve the manual pages.
 1.13  11-Aug-2019  rmind Adjust some internal NPF APIs:
* npfkern: use the npfk_ prefix.
* NPF portmap: amend the API so it could be used elsewhere.
* Make npf_connkey_t public.
 1.12  23-Jul-2019  rmind branches: 1.12.2;
NPF improvements:
- Add support for dynamic NETMAP algorithm (stateful net-to-net).
- Add most of the support for the dynamic NAT rules; a little bit more
userland work is needed to finish this up and enable.
- Replace 'stateful-ends' with more permissive 'stateful-all'.
- Add various tunable parameters and document them, see npf-params(7).
- Reduce the memory usage of the connection state table (conndb).
- Portmap rewrite: use memory more efficiently, handle addresses dynamically.
- Bug fix: add splsoftnet()/splx() around the thmap writers and comment.
- npftest: clean up and simplify; fix some memleaks to make ASAN happy.
 1.11  19-Jan-2019  rmind Major NPF improvements:
- Convert NPF connection table to thmap. State lookup is now lock-free.
- Improve connection state G/C: it is now incremental and tunable.
- Add support for dynamic NAT address. Translation addresses can now be
selected from a pool of addresses. There are two selection algorithms,
"ip-hash" and "round-robin" (see the man page).
- Translation address can be specified as e.g. ifaddrs(wm0) in npf.conf
to dynamically choose an IP from the interface address(es).
- Add support for the NETMAP algorithm with static NAT for net-to-net
translation (it is equivalent to iptables NETMAP logic).
- Convert 'ipset' tables to use thmap; the table lookup is now lock-free.
- Misc improvements, bug fixes and more unit tests.
- Bump NPF_VERSION (will also bump libnpf).
 1.10  26-Dec-2016  christos branches: 1.10.12; 1.10.14;
Sync NPF with the version on github: backport standalone NPF changes,
which allow us to create and run separate NPF instances. Minor fixes.
(from rmind@)
 1.9  20-Jul-2014  rmind branches: 1.9.6;
NPF: add nbuf_t * into npf_cache_t and remove unnecessary carrying by argument.
 1.8  13-Feb-2014  rmind branches: 1.8.2;
NPF: add support for IPv6-to-IPv6 Network Prefix Translation (NPTv6),
as per RFC 6296. Add a unit test. Also, bump NPF_VERSION.

Thanks to S.P.Zeidler for the help with NPTv6 work!
 1.7  07-Feb-2014  rmind NPF: add support for static (stateless) NAT.
 1.6  05-Feb-2014  rmind npftest: fix previous harder - pass and use libc's random(3).
 1.5  05-Feb-2014  rmind npftest: fix the failure of NAT test -- adjust for RUMP's conversion to
the in-kernel CPRNG (hi pooka!).
 1.4  24-Sep-2013  rmind npftest: add some concurrency testing code.
 1.3  19-Sep-2013  rmind - Convert NPF to use BPF byte-code by default. Compile BPF byte-code in
npfctl(8) and generate separate marks to describe the filter criteria.
- Rewrite 'npfctl show' functionality and fix some of the bugs.
- npftest: add a test for BPF COP.
- Bump NPF_VERSION.
 1.2  24-Dec-2012  rmind - Rework NPF's nbuf interface: use advancing and ensuring as a main method.
Eliminate unnecessary copy and simplify. Adapt regression tests.
- Simplify ICMP ALG a little. While here, handle ICMP ECHO for traceroute.
- Minor fixes, misc cleanup.
 1.1  12-Aug-2012  rmind branches: 1.1.2; 1.1.4; 1.1.6;
- Extend npftest: add ruleset inspection testing from the config generated
by npfctl debug functionality. Auto-create npftest interfaces for this.
- NPF sessions: combine protocol and interface into a separate substructure,
share between the entries and thus fix the handling of them. Constify.
- npftest: add regression tests for NAT policies.
- npf_build_nat: simplify and fix bi-NAT regression.
- Bump yacc stack size for npfctl.
 1.1.6.4  22-May-2014  yamt sync with head.

for a reference, the tree before this commit was tagged
as yamt-pagecache-tag8.

this commit was splitted into small chunks to avoid
a limitation of cvs. ("Protocol error: too many arguments")
 1.1.6.3  23-Jan-2013  yamt sync with head
 1.1.6.2  30-Oct-2012  yamt sync with head
 1.1.6.1  12-Aug-2012  yamt file npf_nat_test.c was added on branch yamt-pagecache on 2012-10-30 19:00:47 +0000
 1.1.4.2  20-Aug-2014  tls Rebase to HEAD as of a few days ago.
 1.1.4.1  25-Feb-2013  tls resync with head
 1.1.2.3  08-Feb-2013  riz Pull up following revision(s) (requested by rmind in ticket #777):
usr.sbin/npf/npfctl/npfctl.c: revision 1.27
sys/net/npf/npf_session.c: revision 1.19
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.4
sys/net/npf/npf_rproc.c: revision 1.5
usr.sbin/npf/npftest/README: revision 1.3
sys/sys/mbuf.h: revision 1.151
sys/net/npf/npf_ruleset.c: revision 1.15
usr.sbin/npf/npftest/libnpftest/npf_nbuf_test.c: revision 1.3
sys/net/npf/npf_ruleset.c: revision 1.16
usr.sbin/npf/npftest/libnpftest/npf_state_test.c: revision 1.4
usr.sbin/npf/npftest/libnpftest/npf_nbuf_test.c: revision 1.4
sys/net/npf/npf_inet.c: revision 1.19
sys/net/npf/npf_instr.c: revision 1.15
sys/net/npf/npf_handler.c: revision 1.24
sys/net/npf/npf_handler.c: revision 1.25
sys/net/npf/npf_state_tcp.c: revision 1.12
sys/net/npf/npf_processor.c: revision 1.13
sys/net/npf/npf_impl.h: revision 1.25
sys/net/npf/npf_processor.c: revision 1.14
sys/net/npf/npf_mbuf.c: revision 1.10
sys/net/npf/npf_alg_icmp.c: revision 1.14
sys/net/npf/npf_mbuf.c: revision 1.9
usr.sbin/npf/npftest/libnpftest/npf_nat_test.c: revision 1.2
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.3
sys/net/npf/npf_session.c: revision 1.20
sys/net/npf/npf_alg.c: revision 1.6
sys/kern/uipc_mbuf.c: revision 1.148
sys/net/npf/npf_inet.c: revision 1.20
sys/net/npf/npf.h: revision 1.25
sys/net/npf/npf_nat.c: revision 1.18
sys/net/npf/npf_state.c: revision 1.13
sys/net/npf/npf_sendpkt.c: revision 1.13
sys/net/npf/npf_ext_log.c: revision 1.2
usr.sbin/npf/npftest/libnpftest/npf_processor_test.c: revision 1.4
sys/net/npf/npf_ext_normalise.c: revision 1.2
- Rework NPF's nbuf interface: use advancing and ensuring as a main method.
Eliminate unnecessary copy and simplify. Adapt regression tests.
- Simplify ICMP ALG a little. While here, handle ICMP ECHO for traceroute.
- Minor fixes, misc cleanup.
Silence gcc in npf_recache().
Add m_ensure_contig() routine, which is equivalent to m_pullup, but does not
destroy the mbuf chain on failure (it is kept valid).
- nbuf_ensure_contig: rework to use m_ensure_contig(9), which will not free
the mbuf chain on failure. Fixes some corner cases. Improve regression
test and sprinkle some asserts.
- npf_reassembly: clear nbuf on IPv6 reassembly failure path (partial fix).
The problem was found and fix provided by Anthony Mallet.
 1.1.2.2  13-Aug-2012  riz Pull up following revision(s) (requested by rmind in ticket #485):
lib/libnpf/npf.c: revision 1.11
sys/net/npf/npf_session.c: revision 1.17
sys/modules/npf/Makefile: revision 1.10
usr.sbin/npf/npftest/npftest.c: revision 1.4
usr.sbin/npf/npftest/README: revision 1.1
sys/net/npf/npf_tableset.c: revision 1.14
usr.sbin/npf/npftest/npftest.h: revision 1.4
lib/libnpf/npf.h: revision 1.10
sys/net/npf/npf_ruleset.c: revision 1.14
usr.sbin/npf/npfctl/npf_data.c: revision 1.18
usr.sbin/npf/npftest/npftest.conf: revision 1.1
sys/net/npf/npf_handler.c: revision 1.21
sys/net/npf/npf_impl.h: revision 1.21
usr.sbin/npf/npfctl/npfctl.c: revision 1.18
usr.sbin/npf/npftest/libnpftest/npf_nat_test.c: revision 1.1
usr.sbin/npf/npfctl/npf_build.c: revision 1.13
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.1
usr.sbin/npf/npftest/npfstream.c: revision 1.3
usr.sbin/npf/npftest/libnpftest/Makefile: revision 1.4
usr.sbin/npf/npfctl/npfctl.h: revision 1.19
sys/net/npf/npf_nat.c: revision 1.16
sys/net/npf/npf_state.c: revision 1.11
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.3
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.5
usr.sbin/npf/npfctl/npf_parse.y: revision 1.12
- Extend npftest: add ruleset inspection testing from the config generated
by npfctl debug functionality. Auto-create npftest interfaces for this.
- NPF sessions: combine protocol and interface into a separate substructure,
share between the entries and thus fix the handling of them. Constify.
- npftest: add regression tests for NAT policies.
- npf_build_nat: simplify and fix bi-NAT regression.
- Bump yacc stack size for npfctl.
 1.1.2.1  12-Aug-2012  riz file npf_nat_test.c was added on branch netbsd-6 on 2012-08-13 17:49:53 +0000
 1.8.2.1  10-Aug-2014  tls Rebase.
 1.9.6.1  07-Jan-2017  pgoyette Sync with HEAD. (Note that most of these changes are simply $NetBSD$
tag issues.)
 1.10.14.2  13-Apr-2020  martin Mostly merge changes from HEAD upto 20200411
 1.10.14.1  10-Jun-2019  christos Sync with HEAD
 1.10.12.1  26-Jan-2019  pgoyette Sync with HEAD
 1.12.2.2  20-Jun-2020  martin Pull up following revision(s) (requested by rmind in ticket #956):

usr.sbin/npf/npf-params.7: revision 1.4
sys/net/npf/npf_worker.c: revision 1.9
usr.sbin/npf/npftest/npftest.h: revision 1.17
usr.sbin/npf/npfctl/npf_bpf_comp.c: revision 1.16
usr.sbin/npf/npf-params.7: revision 1.5
sys/net/npf/npf_state_tcp.c: revision 1.21
usr.sbin/npf/npfctl/npf_build.c: revision 1.55
usr.sbin/npf/npf-params.7: revision 1.6
sys/net/npf/npfkern.h: revision 1.5
lib/libnpf/npf.c: revision 1.49
usr.sbin/npf/npf-params.7: revision 1.7
sys/net/npf/npf_impl.h: revision 1.81
sys/net/npf/npf_ext_log.c: revision 1.17
usr.sbin/npf/npfctl/npfctl.h: revision 1.53
usr.sbin/npf/npftest/libnpftest/npf_mbuf_subr.c: revision 1.11
sys/net/npf/npf_nat.c: revision 1.50
sys/net/npf/npf_mbuf.c: revision 1.24
sys/net/npf/npf_alg.c: revision 1.22
usr.sbin/npf/npftest/libnpftest/npf_nat_test.c: revision 1.14
usr.sbin/npf/npftest/libnpftest/npf_conn_test.c: file removal
usr.sbin/npf/npftest/libnpftest/npf_state_test.c: revision 1.10
sys/net/npf/npf.h: revision 1.63
usr.sbin/npf/npftest/libnpftest/npf_test.h: revision 1.21
usr.sbin/npf/npfctl/npf_var.c: revision 1.13
sys/net/npf/files.npf: revision 1.23
usr.sbin/npf/npfctl/npf_show.c: revision 1.32
usr.sbin/npf/npfctl/npf.conf.5: revision 1.91
sys/net/npf/npf_os.c: revision 1.18
sys/net/npf/npf_connkey.c: revision 1.2
sys/net/npf/npf_conf.c: revision 1.17
lib/libnpf/libnpf.3: revision 1.12
usr.sbin/npf/npftest/npftest.c: revision 1.25
usr.sbin/npf/npftest/libnpftest/npf_gc_test.c: revision 1.1
usr.sbin/npf/npfctl/npf_parse.y: revision 1.51
sys/net/npf/npf_tableset.c: revision 1.35
usr.sbin/npf/npftest/npftest.conf: revision 1.9
sys/net/npf/npf_sendpkt.c: revision 1.22
usr.sbin/npf/npfctl/npf_var.h: revision 1.10
sys/net/npf/npf_state.c: revision 1.23
sys/net/npf/npf_conn.h: revision 1.20
usr.sbin/npf/npfctl/npfctl.c: revision 1.64
usr.sbin/npf/npfctl/npf_cmd.c: revision 1.1
sys/net/npf/npf_portmap.c: revision 1.5
sys/net/npf/npf_params.c: revision 1.3
usr.sbin/npf/npfctl/npf_scan.l: revision 1.32
tests/net/npf/t_npf.sh: revision 1.4
sys/net/npf/npf_ext_rndblock.c: revision 1.9
lib/libnpf/npf.h: revision 1.39
sys/net/npf/npf_ruleset.c: revision 1.51
sys/net/npf/npf_alg_icmp.c: revision 1.33
sys/net/npf/npf.c: revision 1.43
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.17
usr.sbin/npf/npfctl/npfctl.8: revision 1.25
sys/net/npf/npf_ctl.c: revision 1.60
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.18
usr.sbin/npf/npftest/libnpftest/Makefile: revision 1.11
sys/net/npf/npf_handler.c: revision 1.49
sys/net/npf/npf_inet.c: revision 1.57
sys/net/npf/npf_ifaddr.c: revision 1.7
sys/net/npf/npf_conndb.c: revision 1.9
sys/net/npf/npf_if.c: revision 1.13
usr.sbin/npf/npfctl/Makefile: revision 1.15
sys/net/npf/npf_conn.c: revision 1.32
sys/net/npf/npf_ext_normalize.c: revision 1.10
sys/net/npf/npf_rproc.c: revision 1.20
sys/net/npf/npf_worker.c: revision 1.8

Major NPF improvements (merge from upstream):
- Switch to the C11-style atomic primitives using atomic_loadstore(9).
- npfkern: introduce the 'state.key.interface' and 'state.key.direction'
settings. Users can now choose whether the connection state should be
strictly per-interface or global at the configuration level. Keep NAT
logic to be always per-interface, though.
- npfkern: rewrite the G/C worker logic and make it self-tuning.
- npfkern and libnpf: multiple bug fixes; add param exporting; introduce
more parameters. Remove npf_nvlist_{copyin,copyout}() functions and
refactor npfctl_load_nvlist() with others; add npfctl_run_op() to have
a single entry point for operations. Introduce npf_flow_t and clean up
some code.
- npfctl: lots of fixes for the 'npfctl show' logic; make 'npfctl list'
more informative; misc usability improvements and more user-friendly
error messages.
- Amend and improve the manual pages.

npf_worker_sys{init,fini}: initialize/destroy the exit_cv condvar.

npftest -- npf_test_init(): add a workaround for NetBSD.

npf-params(7): fix the state.key defaults.

npf-params.7: s/filer/filter/

Adjust to "npfctl debug" command line changes, from rmind@.

Use more markup.
 1.12.2.1  13-Aug-2019  martin Pull up following revision(s) (requested by rmind in ticket #49):

usr.sbin/npf/npf.7: revision 1.7
sys/net/npf/npfkern.h: revision 1.4
sys/net/npf/npf_conn.h: revision 1.18
usr.sbin/npf/npftest/libnpftest/npf_nat_test.c: revision 1.13
sys/net/npf/npf_ctl.c: revision 1.55
sys/net/npf/npf_os.c: revision 1.14
sys/net/npf/npf_conf.c: revision 1.14
usr.sbin/npf/npftest/libnpftest/npf_conn_test.c: revision 1.3
usr.sbin/npf/npftest/libnpftest/npf_perf_test.c: revision 1.9
sys/net/npf/npf_impl.h: revision 1.76
sys/net/npf/npf_portmap.c: revision 1.4
sys/net/npf/npf_params.c: revision 1.2
sys/net/npf/npf.c: revision 1.40
usr.sbin/npf/npftest/libnpftest/npf_test_subr.c: revision 1.16
usr.sbin/npf/npftest/libnpftest/npf_rule_test.c: revision 1.18
sys/net/npf/npf_nat.c: revision 1.47
sys/net/npf/npf_handler.c: revision 1.47
sys/net/npf/npf_inet.c: revision 1.55
sys/net/npf/npf_if.c: revision 1.10
sys/net/npf/npf_worker.c: revision 1.7
usr.sbin/npf/npf-params.7: revision 1.3

npf-params(7): add more bpf.jit details.
From David H. Gutteridge.

Adjust some internal NPF APIs:
* npfkern: use the npfk_ prefix.
* NPF portmap: amend the API so it could be used elsewhere.
* Make npf_connkey_t public.

npf.7: add xref to npf-params.7
(Adding directly here since this particular file isn't included in
rmind@'s upstream GitHub repo at present.)

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