Makefile

CC=gcc

KERNEL_DIR = kernel/
KERNEL_PROGRAM = $(KERNEL_DIR)process_kern.o

KERNEL_VERSION="$(shell if [ -f /usr/src/linux/include/config/kernel.release ]; then cat /usr/src/linux/include/config/kernel.release; else cat /proc/sys/kernel/osrelease; fi)"
FIRST_KERNEL_VERSION=$(shell tools/complement.sh "$(KERNEL_VERSION)")
RHF=$(shell if [ -f /etc/redhat-release ]; then printf ".rhf"; else printf ''; fi)

NETDATA_KERNEL_VERSION=$(shell echo $(KERNEL_VERSION) | tr -s "." "_")

VER_MAJOR=$(shell echo $(KERNEL_VERSION) | cut -d. -f1)
VER_MINOR=$(shell echo $(KERNEL_VERSION) | cut -d. -f2)
#VER_PATCH=$(shell echo $(KERNEL_VERSION) | cut -d. -f3)

_LIBC ?= glibc

EXTRA_CFLAGS += -fno-stack-protector

all: $(KERNEL_PROGRAM)
	tar -cf artifacts/netdata_ebpf-$(FIRST_KERNEL_VERSION)_$(VER_MAJOR).$(VER_MINOR)$(RHF)-$(_LIBC).tar [pr]netdata_ebpf_*.o
	if [ "$${DEBUG:-0}" -eq 1 ]; then tar -uvf artifacts/netdata_ebpf-$(FIRST_KERNEL_VERSION)_$(VER_MAJOR).$(VER_MINOR)$(RHF)-$(_LIBC).tar tools/check-kernel-config.sh; fi
	xz artifacts/netdata_ebpf-$(FIRST_KERNEL_VERSION)_$(VER_MAJOR).$(VER_MINOR)$(RHF)-$(_LIBC).tar
	( cd artifacts; sha256sum netdata_ebpf-$(FIRST_KERNEL_VERSION)_$(VER_MAJOR).$(VER_MINOR)$(RHF)-$(_LIBC).tar.xz > netdata_ebpf-$(FIRST_KERNEL_VERSION)_$(VER_MAJOR).$(VER_MINOR)$(RHF)-$(_LIBC).tar.xz.sha256sum )

dev:
	cd $(KERNEL_DIR) && $(MAKE) dev;

$(KERNEL_PROGRAM):
	cd $(KERNEL_DIR) && $(MAKE) all;

tester:
	cd $(KERNEL_DIR) && $(MAKE) tester

clean:
	rm -f *.o;
	cd $(KERNEL_DIR) && $(MAKE) clean;
	rm -f artifacts/*
	rm -rf .local_libbpf

install:
	cp *netdata_ebpf_process.$(VER_MAJOR).$(VER_MINOR).o /usr/libexec/netdata/plugins.d/