rsyslog: add additonal support modules

Add configurables via a menu to enable support for various features:
  - GSSAPI Kerberos support
  - mysql
  - postgresql
  - libdbi
  - elasticsearch
  - HTTP output module
  - openssl
  - gnutls
  - mail output
  - json parsing module
  - MaxMind DB support
  - input file

Signed-off-by: Matthew Hagan <mnhagan88@gmail.com>

admin/rsyslog/Makefile

@@ -32,7 +32,12 @@ define Package/rsyslog
   CATEGORY:=Administration
   TITLE:=Enhanced system logging and kernel message trapping daemons
   URL:=https://www.rsyslog.com/
-  DEPENDS:=+libestr +libfastjson +libuuid +zlib
+  DEPENDS:= \
+	+RSYSLOG_gssapi_krb5:krb5-libs +RSYSLOG_elasticsearch:libcurl \
+	+RSYSLOG_libdbi:libdbi +libestr +libfastjson +RSYSLOG_gnutls:libgnutls \
+	+RSYSLOG_mmdblookup:libmaxminddb +RSYSLOG_mysql:libmysqlclient \
+	+RSYSLOG_openssl:libopenssl +RSYSLOG_pgsql:libpq +libuuid +zlib
+  MENU:=1
 endef
 
 define Package/rsyslog/conffiles
@@ -43,7 +48,19 @@ CONFIGURE_ARGS+= \
 	--disable-libgcrypt \
 	--disable-fmhttp \
 	--disable-default-tests \
-	--disable-libsystemd
+	--disable-libsystemd \
+	$(if $(CONFIG_RSYSLOG_gssapi_krb5),--enable-gssapi-krb5) \
+	$(if $(CONFIG_RSYSLOG_mysql),--enable-mysql) \
+	$(if $(CONFIG_RSYSLOG_pgsql),--enable-pgsql) \
+	$(if $(CONFIG_RSYSLOG_libdbi),--enable-libdbi) \
+	$(if $(CONFIG_RSYSLOG_elasticsearch),--enable-elasticsearch) \
+	$(if $(CONFIG_RSYSLOG_omhttp),--enable-omhttp) \
+	$(if $(CONFIG_RSYSLOG_openssl),--enable-openssl) \
+	$(if $(CONFIG_RSYSLOG_gnutls),--enable-gnutls) \
+	$(if $(CONFIG_RSYSLOG_mail),--enable-mail) \
+	$(if $(CONFIG_RSYSLOG_mmjsonparse),--enable-mmjsonparse) \
+	$(if $(CONFIG_RSYSLOG_mmdblookup),--enable-mmdblookup) \
+	$(if $(CONFIG_RSYSLOG_imfile),--enable-imfile)
 
 define Package/rsyslog/install
 	$(INSTALL_DIR) $(1)/usr/sbin
@@ -56,4 +73,79 @@ define Package/rsyslog/install
 	$(INSTALL_BIN) ./files/rsyslog.init $(1)/etc/init.d/rsyslog
 endef
 
+define Package/rsyslog/config
+	config RSYSLOG_gssapi_krb5
+		depends on PACKAGE_rsyslog
+		bool "Enable GSSAPI Kerberos 5 support"
+		default n
+		help
+			Enable GSSAPI Kerberos 5 support in rsyslog
+	config RSYSLOG_mysql
+		depends on PACKAGE_rsyslog
+		bool "Enable MySQL support"
+		default n
+		help
+			Enable MySQL support in rsyslog
+	config RSYSLOG_pgsql
+		depends on PACKAGE_rsyslog
+		bool "Enable PostgreSQL support"
+		default n
+		help
+			Enable PostgreSQL support in rsyslog
+	config RSYSLOG_libdbi
+		depends on PACKAGE_rsyslog
+		bool "Enable libdbi support"
+		default n
+		help
+			Enable libdbi support in rsyslog
+	config RSYSLOG_elasticsearch
+		depends on PACKAGE_rsyslog
+		bool "Enable ElasticSearch module support"
+		default n
+		help
+			Enable ElasticSearch output module in rsyslog
+	config RSYSLOG_omhttp
+		depends on PACKAGE_rsyslog
+		bool "Enable HTTP output module support"
+		default n
+		help
+			Enable HTTP output module in rsyslog
+	config RSYSLOG_openssl
+		depends on PACKAGE_rsyslog
+		bool "Enable OpenSSL support"
+		default n
+		help
+			Enable OpenSSL support in rsyslog
+	config RSYSLOG_gnutls
+		depends on PACKAGE_rsyslog
+		bool "Enable GnuTLS support"
+		default n
+		help
+			Enable GnuTLS support in rsyslog
+	config RSYSLOG_mail
+		depends on PACKAGE_rsyslog
+		bool "Enable Mail support"
+		default n
+		help
+			Enable mail support in rsyslog
+	config RSYSLOG_mmjsonparse
+		depends on PACKAGE_rsyslog
+		bool "Enable JSON parsing module support"
+		default n
+		help
+			Enable JSON parsing support in rsyslog
+	config RSYSLOG_mmdblookup
+		depends on PACKAGE_rsyslog
+		bool "Enable MaxMind DB lookup helper support"
+		default n
+		help
+			Enable MaxMind DB lookup helper support in rsyslog
+	config RSYSLOG_imfile
+		depends on PACKAGE_rsyslog
+		bool "Enable file input module support"
+		default n
+		help
+			Enable input file module in rsyslog
+endef
+
 $(eval $(call BuildPackage,rsyslog))