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new(scripts, cmake): added support for modern bpf probe.

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Signed-off-by: Federico Di Pierro <nierro92@gmail.com>
This commit is contained in:
Federico Di Pierro 2022-11-09 14:37:22 +01:00 committed by poiana
parent c6f668bc71
commit cb20cf83ff
10 changed files with 62 additions and 18 deletions
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3
cmake/cpack/CMakeCPackOptions.cmake
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@ -3,7 +3,8 @@ if(CPACK_GENERATOR MATCHES "DEB" OR CPACK_GENERATOR MATCHES "RPM")
list(APPEND CPACK_INSTALL_COMMANDS "cp scripts/systemd/falco@.target _CPack_Packages/${CPACK_TOPLEVEL_TAG}/${CPACK_GENERATOR}/${CPACK_PACKAGE_FILE_NAME}/usr/lib/systemd/system")
list(APPEND CPACK_INSTALL_COMMANDS "cp scripts/systemd/falco-kmod.service _CPack_Packages/${CPACK_TOPLEVEL_TAG}/${CPACK_GENERATOR}/${CPACK_PACKAGE_FILE_NAME}/usr/lib/systemd/system")
list(APPEND CPACK_INSTALL_COMMANDS "cp scripts/systemd/falco-kmod-inject.service _CPack_Packages/${CPACK_TOPLEVEL_TAG}/${CPACK_GENERATOR}/${CPACK_PACKAGE_FILE_NAME}/usr/lib/systemd/system")
list(APPEND CPACK_INSTALL_COMMANDS "cp scripts/systemd/falco-ebpf.service _CPack_Packages/${CPACK_TOPLEVEL_TAG}/${CPACK_GENERATOR}/${CPACK_PACKAGE_FILE_NAME}/usr/lib/systemd/system")
list(APPEND CPACK_INSTALL_COMMANDS "cp scripts/systemd/falco-bpf.service _CPack_Packages/${CPACK_TOPLEVEL_TAG}/${CPACK_GENERATOR}/${CPACK_PACKAGE_FILE_NAME}/usr/lib/systemd/system")
list(APPEND CPACK_INSTALL_COMMANDS "cp scripts/systemd/falco-modern_bpf.service _CPack_Packages/${CPACK_TOPLEVEL_TAG}/${CPACK_GENERATOR}/${CPACK_PACKAGE_FILE_NAME}/usr/lib/systemd/system")
list(APPEND CPACK_INSTALL_COMMANDS "cp scripts/systemd/falco-plugin.service _CPack_Packages/${CPACK_TOPLEVEL_TAG}/${CPACK_GENERATOR}/${CPACK_PACKAGE_FILE_NAME}/usr/lib/systemd/system")
endif()

4
scripts/CMakeLists.txt
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@ -22,7 +22,9 @@ file(COPY "${PROJECT_SOURCE_DIR}/scripts/systemd/falco-kmod-inject.service"
DESTINATION "${PROJECT_BINARY_DIR}/scripts/systemd")
file(COPY "${PROJECT_SOURCE_DIR}/scripts/systemd/falco-kmod.service"
DESTINATION "${PROJECT_BINARY_DIR}/scripts/systemd")
file(COPY "${PROJECT_SOURCE_DIR}/scripts/systemd/falco-ebpf.service"
file(COPY "${PROJECT_SOURCE_DIR}/scripts/systemd/falco-bpf.service"
DESTINATION "${PROJECT_BINARY_DIR}/scripts/systemd")
file(COPY "${PROJECT_SOURCE_DIR}/scripts/systemd/falco-modern_bpf.service"
DESTINATION "${PROJECT_BINARY_DIR}/scripts/systemd")
file(COPY "${PROJECT_SOURCE_DIR}/scripts/systemd/falco-plugin.service"
DESTINATION "${PROJECT_BINARY_DIR}/scripts/systemd")

13
scripts/debian/postinst.in
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@ -27,7 +27,8 @@ case "$1" in
1 "Don't start" \
2 "Kmod" \
3 "eBPF" \
4 "Plugin" \
4 "Modern eBPF" \
5 "Plugin" \
2>&1 >/dev/tty)
clear
case $CHOICE in
@ -35,9 +36,12 @@ case "$1" in
chosen_driver="kmod"
;;
3)
chosen_driver="ebpf"
chosen_driver="bpf"
;;
4)
chosen_driver="modern_bpf"
;;
5)
chosen_driver="plugin"
;;
esac
@ -50,7 +54,7 @@ case "$chosen_driver" in
"kmod")
falco-driver-loader module
;;
"ebpf")
"bpf")
falco-driver-loader bpf
;;
esac
@ -61,7 +65,8 @@ esac
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-deconfigure" ] || [ "$1" = "abort-remove" ] ; then
# This will only remove masks created by d-s-h on package removal.
deb-systemd-helper unmask "falco@kmod.target" >/dev/null || true
deb-systemd-helper unmask "falco@ebpf.target" >/dev/null || true
deb-systemd-helper unmask "falco@bpf.target" >/dev/null || true
deb-systemd-helper unmask "falco@modern_bpf.target" >/dev/null || true
deb-systemd-helper unmask "falco@plugin.target" >/dev/null || true
# was-enabled defaults to true, so new installations run enable.

9
scripts/debian/postrm.in
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@ -28,7 +28,8 @@ fi
if [ "$1" = "remove" ]; then
if [ -x "/usr/bin/deb-systemd-helper" ]; then
deb-systemd-helper mask 'falco@kmod.target' >/dev/null || true
deb-systemd-helper mask 'falco@ebpf.target' >/dev/null || true
deb-systemd-helper mask 'falco@bpf.target' >/dev/null || true
deb-systemd-helper mask 'falco@modern_bpf.target' >/dev/null || true
deb-systemd-helper mask "falco@plugin.target" >/dev/null || true
fi
fi
@ -37,8 +38,10 @@ if [ "$1" = "purge" ]; then
if [ -x "/usr/bin/deb-systemd-helper" ]; then
deb-systemd-helper purge 'falco@kmod.target' >/dev/null || true
deb-systemd-helper unmask 'falco@kmod.target' >/dev/null || true
deb-systemd-helper purge 'falco@ebpf.target' >/dev/null || true
deb-systemd-helper unmask 'falco@ebpf.target' >/dev/null || true
deb-systemd-helper purge 'falco@bpf.target' >/dev/null || true
deb-systemd-helper unmask 'falco@bpf.target' >/dev/null || true
deb-systemd-helper purge 'falco@modern_bpf.target' >/dev/null || true
deb-systemd-helper unmask 'falco@modern_bpf.target' >/dev/null || true
deb-systemd-helper purge 'falco@plugin.target' >/dev/null || true
deb-systemd-helper unmask 'falco@plugin.target' >/dev/null || true
fi

3
scripts/debian/prerm.in
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@ -23,7 +23,8 @@ set -e
if [ -d /run/systemd/system ] && [ "$1" = remove ]; then
deb-systemd-invoke stop 'falco@kmod.target' >/dev/null || true
deb-systemd-invoke stop 'falco@ebpf.target' >/dev/null || true
deb-systemd-invoke stop 'falco@bpf.target' >/dev/null || true
deb-systemd-invoke stop 'falco@modern_bpf.target' >/dev/null || true
deb-systemd-invoke stop 'falco@plugin.target' >/dev/null || true
fi

13
scripts/rpm/postinstall.in
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@ -26,7 +26,8 @@ case "$1" in
1 "Don't start" \
2 "Kmod" \
3 "eBPF" \
4 "Plugin" \
4 "Modern eBPF" \
5 "Plugin" \
2>&1 >/dev/tty)
clear
case $CHOICE in
@ -34,9 +35,12 @@ case "$1" in
chosen_driver="kmod"
;;
3)
chosen_driver="ebpf"
chosen_driver="bpf"
;;
4)
chosen_driver="modern_bpf"
;;
5)
chosen_driver="plugin"
;;
esac
@ -49,7 +53,7 @@ case "$chosen_driver" in
"kmod")
falco-driver-loader module
;;
"ebpf")
"bpf")
falco-driver-loader bpf
;;
esac
@ -67,7 +71,8 @@ esac
if [ $1 -eq 1 ]; then
# This will only remove masks created on package removal.
/usr/bin/systemctl --system unmask "falco@kmod.target" >/dev/null || true
/usr/bin/systemctl --system unmask "falco@ebpf.target" >/dev/null || true
/usr/bin/systemctl --system unmask "falco@bpf.target" >/dev/null || true
/usr/bin/systemctl --system unmask "falco@modern_bpf.target" >/dev/null || true
/usr/bin/systemctl --system unmask "falco@plugin.target" >/dev/null || true
if [ -n "$chosen_driver" ]; then

6
scripts/rpm/postuninstall.in
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@ -21,7 +21,8 @@ set -e
if [ -d /run/systemd/system ] && [ "$1" = 0 ]; then
/usr/bin/systemctl --system daemon-reload >/dev/null || true
/usr/bin/systemctl --system mask 'falco@kmod.target' >/dev/null || true
/usr/bin/systemctl --system mask 'falco@ebpf.target' >/dev/null || true
/usr/bin/systemctl --system mask 'falco@bpf.target' >/dev/null || true
/usr/bin/systemctl --system mask 'falco@modern_bpf.target' >/dev/null || true
/usr/bin/systemctl --system mask 'falco@plugin.target' >/dev/null || true
fi
@ -33,5 +34,6 @@ fi
# if package upgrade, not uninstall:
# `systemd-update-helper mark-restart-system-units <service>`
%systemd_postun_with_restart 'falco@kmod.target'
%systemd_postun_with_restart 'falco@ebpf.target'
%systemd_postun_with_restart 'falco@bpf.target'
%systemd_postun_with_restart 'falco@modern_bpf.target'
%systemd_postun_with_restart 'falco@plugin.target'

6
scripts/rpm/preuninstall.in
View File

@ -21,7 +21,8 @@ set -e
if [ -d /run/systemd/system ] && [ $1 -eq 0 ]; then
# stop falco service before uninstall
/usr/bin/systemctl --system stop 'falco@kmod.target' >/dev/null || true
/usr/bin/systemctl --system stop 'falco@ebpf.target' >/dev/null || true
/usr/bin/systemctl --system stop 'falco@bpf.target' >/dev/null || true
/usr/bin/systemctl --system stop 'falco@modern_bpf.target' >/dev/null || true
/usr/bin/systemctl --system stop 'falco@plugin.target' >/dev/null || true
fi
@ -35,5 +36,6 @@ fi
# if preuninstall:
# `systemd-update-helper remove-system-units <service>`
%systemd_preun 'falco@kmod.target'
%systemd_preun 'falco@ebpf.target'
%systemd_preun 'falco@bpf.target'
%systemd_preun 'falco@modern_bpf.target'
%systemd_preun 'falco@plugin.target'

0
scripts/systemd/falco-ebpf.service → scripts/systemd/falco-bpf.service
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23
scripts/systemd/falco-modern_bpf.service Normal file
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@ -0,0 +1,23 @@
[Unit]
Description=Falco: Container Native Runtime Security with ebpf
Documentation=https://falco.org/docs/
PartOf=falco@ebpf.target
Conflicts=falco-kmod.service
Conflicts=falco-plugin.service
[Service]
Type=simple
User=root
ExecStart=/usr/bin/falco --pidfile=/var/run/falco.pid --modern-bpf
UMask=0077
TimeoutSec=30
RestartSec=15s
Restart=on-failure
PrivateTmp=true
NoNewPrivileges=yes
ProtectHome=read-only
ProtectSystem=full
ProtectKernelTunables=true
RestrictRealtime=true
RestrictAddressFamilies=~AF_PACKET
StandardOutput=null