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RDKB-66541 : Initial code changes for gaurdian #40

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RDKB-66541 : Initial code changes for gaurdian #40

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a49d8c1
RDKB-66541 : Initial code changes for gaurdian
rajkamal-cv Sep 8, 2026
9ab6c86
RDKB-66541 : Use libopenvswtich APIs
rajkamal-cv Sep 8, 2026
d1604b7
RDKB-66541 : Use strerror instead of ovs_strerror
rajkamal-cv Sep 9, 2026
27bdc1d
RDKB-66541 : Generate actual OVS table rules (complete port of guardi…
rajkamal-cv Sep 9, 2026
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2 changes: 2 additions & 0 deletions configure.ac
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Original file line number Diff line number Diff line change
Expand Up @@ -76,6 +76,7 @@ AC_C_INLINE
AC_FUNC_MALLOC

PKG_CHECK_MODULES([DBUS],[dbus-1 >= 1.6.18])
PKG_CHECK_MODULES([OPENVSWITCH],[libopenvswitch])

AC_CONFIG_FILES(
Makefile
Expand All @@ -85,6 +86,7 @@ AC_CONFIG_FILES(
source/OvsDbApi/Makefile
source/OvsAction/Makefile
source/OvsAgentApi/Makefile
source/guardian/Makefile
)

AC_SUBST(GTEST_ENABLE_FLAG)
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2 changes: 1 addition & 1 deletion source/Makefile.am
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Expand Up @@ -16,7 +16,7 @@
# SPDX-License-Identifier: Apache-2.0
#

SUBDIRS = OvsAgentSsp OvsAction OvsDbApi OvsAgentApi OvsAgentCore
SUBDIRS = OvsAgentSsp OvsAction OvsDbApi OvsAgentApi OvsAgentCore guardian

if WITH_GTEST_SUPPORT
SUBDIRS += test
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17 changes: 17 additions & 0 deletions source/guardian/Makefile.am
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Original file line number Diff line number Diff line change
@@ -0,0 +1,17 @@
#
# Guardian OpenFlow policy agent (native C port of guardian.sh).
# SPDX-License-Identifier: Apache-2.0
#

bin_PROGRAMS = guardian

guardian_SOURCES = \
guardian_main.c \
guardian_config.c \
guardian_flows.c \
guardian_ovs.c

guardian_CPPFLAGS = -Wall -Werror -I$(top_srcdir)/source/include $(OPENVSWITCH_CFLAGS)

# Links libopenvswitch for direct OpenFlow I/O (vconn/ofputil) -- no ovs-ofctl fork.
guardian_LDADD = $(OPENVSWITCH_LIBS)
30 changes: 30 additions & 0 deletions source/guardian/guardian.h
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@@ -0,0 +1,30 @@
/*
* Guardian: native C port of guardian.sh.
* Shared constants and core data structures.
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef GUARDIAN_H
#define GUARDIAN_H

#include <stdint.h>
#include <stdbool.h>

/* Match the live values used by guardian.sh so existing tooling keeps working. */
#define GUARDIAN_BRIDGE "brlan0"
#define GUARDIAN_COOKIE 0x9110ULL
#define GUARDIAN_CT_ZONE 9110

/* Commands accepted on the CLI. */
enum guardian_cmd {
GUARDIAN_CMD_UNKNOWN = 0,
GUARDIAN_CMD_APPLY,
GUARDIAN_CMD_DRY_RUN,
GUARDIAN_CMD_CLEAR,
GUARDIAN_CMD_SHOW,
GUARDIAN_CMD_STATS,
GUARDIAN_CMD_DIAGNOSTICS,
GUARDIAN_CMD_LOAD_TEST,
};

#endif /* GUARDIAN_H */
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