misc: Add CentOS 8 package support

Type: feature

Added missing dependencies on RPM spec file and install-dep

Ticket: VPP-1800

Signed-off-by: Renato Botelho do Couto <renato@netgate.com>
Change-Id: I91d39c94b3f03c213249dff42b264718ef772bdb
diff --git a/Makefile b/Makefile
index ff523ed..7bf6b73 100644
--- a/Makefile
+++ b/Makefile
@@ -100,6 +100,13 @@
 	RPM_DEPENDS += python3-virtualenv python3-jsonschema
 	RPM_DEPENDS += cmake
 	RPM_DEPENDS_GROUPS = 'C Development Tools and Libraries'
+else ifeq ($(OS_ID)-$(OS_VERSION_ID),centos-8)
+	RPM_DEPENDS += dnf-utils
+	RPM_DEPENDS += compat-openssl10
+	RPM_DEPENDS += python3-devel python3-ply
+	RPM_DEPENDS += python3-virtualenv python3-jsonschema
+	RPM_DEPENDS += cmake
+	RPM_DEPENDS_GROUPS = 'Development Tools'
 else
 	RPM_DEPENDS += yum-utils
 	RPM_DEPENDS += openssl-devel
@@ -291,6 +298,9 @@
 	@sudo -E yum groupinstall $(CONFIRM) $(RPM_DEPENDS_GROUPS)
 	@sudo -E yum install $(CONFIRM) $(RPM_DEPENDS)
 	@sudo -E debuginfo-install $(CONFIRM) glibc openssl-libs mbedtls-devel zlib
+else ifeq ($(OS_ID)-$(OS_VERSION_ID),centos-8)
+	@sudo -E dnf groupinstall $(CONFIRM) $(RPM_DEPENDS_GROUPS)
+	@sudo -E dnf install $(CONFIRM) $(RPM_DEPENDS)
 else ifeq ($(OS_ID),centos)
 	@sudo -E yum install $(CONFIRM) centos-release-scl-rh epel-release
 	@sudo -E yum groupinstall $(CONFIRM) $(RPM_DEPENDS_GROUPS)