Changed --with-restconf directive to have package as argument, with either null, evhtp or fcgi.

This effects configure script and makefiles

apps/Makefile.in

@@ -48,7 +48,7 @@ SUBDIRS += cli
 SUBDIRS += netconf
 
 # See configure.ac
-ifeq ($(with_restconf),yes)
+ifdef with_restconf
 SUBDIRS += restconf
 endif
 

apps/backend/backend_client.c

@@ -1510,8 +1510,10 @@ verify_nacm_user(enum nacm_credentials_t mode,
     if (mode == NC_EXCEPT){
 	if (strcmp(peername, "root") == 0)
 	    goto ok;
+#ifdef WITH_RESTCONF
 	if (strcmp(peername, WWWUSER) == 0)
 	    goto ok;
+#endif
     }
     if (strcmp(peername, nacmname) != 0){
 	if ((cbmsg = cbuf_new()) == NULL){

apps/restconf/Makefile.in

@@ -32,6 +32,9 @@
 #
 # ***** END LICENSE BLOCK *****
 #
+# This makefile supports several restconf web packages in compile-time depending
+# on the value of the with_restconf configure option
+#
 VPATH       	= @srcdir@
 srcdir  	= @srcdir@
 top_srcdir  	= @top_srcdir@
@@ -55,8 +58,8 @@ HOST_VENDOR     = @host_vendor@
 # XXX why is not wwwdir under prefix?
 wwwdir  	= @wwwdir@
 wwwuser         = @wwwuser@
-with_libhttp	= @with_libhttp@
+# one of fcgi or evhtp:
-with_evhtp	= @with_evhtp@
+with_restconf	= @with_restconf@
 
 SH_SUFFIX	= @SH_SUFFIX@
 CLIXON_MAJOR    = @CLIXON_VERSION_MAJOR@
@@ -69,64 +72,47 @@ CLIXON_LIB	= libclixon$(SH_SUFFIX).$(CLIXON_MAJOR).$(CLIXON_MINOR)
 LIBDEPS		= $(top_srcdir)/lib/src/$(CLIXON_LIB) 
 
 LIBS          = -L$(top_srcdir)/lib/src @LIBS@ $(top_srcdir)/lib/src/$(CLIXON_LIB)
-ifeq ($(with_libhttp),yes)
+#LIBS          += -lpthread -levent -levent_openssl -lssl -lcrypto
-LIBS          += -ldl -lpthread 
-endif
-ifeq ($(with_evhtp),yes)
-LIBS          += -lpthread -levent -levent_openssl -lssl -lcrypto
-endif
 
 CPPFLAGS  	= @CPPFLAGS@ -fPIC
 
 INCLUDES	= -I. -I$(top_srcdir)/lib/src -I$(top_srcdir)/lib -I$(top_srcdir)/include -I$(top_srcdir) @INCLUDES@
 
 # Applications
-APPLS	  = clixon_restconf # fcgi / nginx
+ifeq ($(with_restconf),fcgi)
-ifeq ($(with_libhttp),yes)
+APPL	  = clixon_restconf # fcgi / nginx
-APPLS	 += clixon_restconf_libhttp
+else 
-endif
+APPL	  = clixon_restconf_$(with_restconf)
-ifeq ($(with_evhtp),yes)
-APPLS	 += clixon_restconf_evhtp
 endif
 
-# Common source - not accessible from plugin - independent of fcgi
+# Common source - not accessible from plugin - independent of restconf package (fcgi|evhtp)
 APPSRC    = restconf_lib.c
-APPOBJ    = $(APPSRC:.c=.o)
 
 # Fcgi-specific source including main
-APPFCGI    = restconf_fcgi_lib.c
+ifeq ($(with_restconf),fcgi)
-APPFCGI   += restconf_fcgi_main.c
+APPSRC   += restconf_fcgi_lib.c
-APPFCGI   += restconf_methods.c # These should be moved ^
+APPSRC   += restconf_fcgi_main.c
-APPFCGI   += restconf_methods_post.c
+APPSRC   += restconf_methods.c # These should be moved ^
-APPFCGI   += restconf_methods_get.c
+APPSRC   += restconf_methods_post.c
-APPFCGI   += restconf_stream.c
+APPSRC   += restconf_methods_get.c
-APPFCGIOBJ = $(APPFCGI:.c=.o)
+APPSRC   += restconf_stream.c
-
-ifeq ($(with_libhttp),yes)
-# Libhttp-specific source including main
-APPLIBH  = restconf_libhttp_main.c
-APPLIBHOBJ = $(APPLIBH:.c=.o)
 endif
-ifeq ($(with_evhtp),yes)
+
 # Evhtp-specific source including main
-APPEVHTPH  = restconf_evhtp_main.c
+ifeq ($(with_restconf),evhtp)
-APPEVHTPOBJ = $(APPEVHTPH:.c=.o)
+APPSRC  += restconf_evhtp_main.c
 endif
 
-all:	 $(APPLS)
+APPOBJ    = $(APPSRC:.c=.o)
+
+all:	 $(APPL)
 
 # Dependency of clixon library
 $(top_srcdir)/lib/src/$(CLIXON_LIB):
 	(cd $(top_srcdir)/lib/src && $(MAKE) $(MFLAGS) $(CLIXON_LIB))
 
 clean:
-	rm -f *.core $(APPLS) $(APPOBJ) $(APPFCGIOBJ)
+	rm -f *.core $(APPL) $(APPOBJ) *.o # extra .o to clean residue if with_restconf changes
-ifeq ($(with_libhttp),yes)
-	rm -f $(APPLIBHOBJ)
-endif
-ifeq ($(with_evhtp),yes)
-	rm -f $(APPEVHTPOBJ)
-endif
 
 distclean: clean
 	rm -f Makefile *~ .depend
@@ -136,18 +122,18 @@ distclean: clean
 # Also create a libexec/ directory for writeable/temporary files.
 # Put config file in etc/
 # Also a rule for letting www-dir be owned by www-data, which only works for sudo
-install:	$(APPLS)
+install:	$(APPL)
 ifeq ($(shell whoami),root)
 	install -d -m 0755 -o $(wwwuser) -g $(wwwuser) $(DESTDIR)$(wwwdir)
 else
 	install -d -m 0755 $(DESTDIR)$(wwwdir)
 endif
-	install -m 0755 $(INSTALLFLAGS) $(APPLS) $(DESTDIR)$(wwwdir)
+	install -m 0755 $(INSTALLFLAGS) $(APPL) $(DESTDIR)$(wwwdir)
 
 install-include:	
 
 uninstall:
-	rm -f $(DESTDIR)$(wwwdir)/$(APPLS)
+	rm -f $(DESTDIR)$(wwwdir)/$(APPL)
 
 .SUFFIXES:
 .SUFFIXES: .c .o
@@ -155,18 +141,8 @@ uninstall:
 .c.o:
 	$(CC) $(INCLUDES) -D__PROGRAM__=\"clixon_restconf\" $(CPPFLAGS) $(CFLAGS) -c $<
 
-clixon_restconf : $(APPOBJ) $(APPFCGIOBJ)
+$(APPL) : $(APPOBJ)
-	$(CC) $(LDFLAGS) $(APPOBJ) $(APPFCGIOBJ) -L. $(LIBS) -o $@
+	$(CC) $(LDFLAGS) $(APPOBJ) $(LIBS) -o $@
-
-ifeq ($(with_libhttp),yes)
-clixon_restconf_libhttp : $(APPOBJ) $(APPLIBHOBJ) $(LIBDEPS)
-	$(CC) $(LDFLAGS) $(APPOBJ) $(APPLIBHOBJ) -L. $(LIBS) -o $@
-endif
-
-ifeq ($(with_evhtp),yes)
-clixon_restconf_evhtp : $(APPOBJ) $(APPEVHTPOBJ) $(LIBDEPS)
-	$(CC) $(LDFLAGS) $(APPOBJ) $(APPEVHTPOBJ) -L. $(LIBS) -o $@
-endif
 
 TAGS:
 	find . -name '*.[chyl]' -print | etags -

configure

@@ -634,8 +634,6 @@ CPP
 wwwuser
 wwwdir
 enable_optyangs
-with_evhtp
-with_libhttp
 with_restconf
 SH_SUFFIX
 CLIXON_DEFAULT_CONFIG
@@ -717,8 +715,6 @@ enable_optyangs
 enable_publish
 with_restconf
 with_wwwuser
-with_libhttp
-with_evhtp
 with_configfile
 with_libxml2
 with_yang_installdir
@@ -1367,11 +1363,12 @@ Optional Features:
 Optional Packages:
   --with-PACKAGE[=ARG]    use PACKAGE [ARG=yes]
   --without-PACKAGE       do not use PACKAGE (same as --with-PACKAGE=no)
-  --with-cligen=dir
+  --with-cligen=dir       Use CLIGEN installation in this dir
-  --without-restconf      disable support for restconf
+  --with-restconf=fcgi    FCGI interface for stand-alone web rev-proxy eg
+                          nginx (default)
+  --with-restconf=evhtp   Integrate restconf with libevhtp server
+  --without-restconf      Disable restconf altogether
   --with-wwwuser=<user>   Set www user different from www-data
-  --with-libhttp          Use libhttp as restconf server
-  --with-evhtp            Use evhtp as restconf server
   --with-configfile=FILE  Set default path to config file
   --with-libxml2          Use gnome/libxml2 regex engine
   --with-yang-installdir=DIR
@@ -3306,8 +3303,6 @@ test -z "$INSTALL_DATA" && INSTALL_DATA='${INSTALL} -m 644'
 
 
  # If yes, compile apps/restconf
-  # If yes, use libhttp+restconf server (https://www.libhttp.org/)
- # If yes, use libevhp+restconf server (https://github.com/criticalstack/libevhtp)
 
 wwwdir=/www-data
 
@@ -4248,7 +4243,7 @@ SH_SUFFIX=".so"
 
 # Check whether --with-cligen was given.
 if test "${with_cligen+set}" = set; then :
-  withval=$with_cligen; Use CLIGEN here
+  withval=$with_cligen;
 fi
 
 if test "${with_cligen}"; then
@@ -4672,16 +4667,22 @@ else
 fi
 
 
-# This is for restconf (and fastcgi)
+# This is for restconf. There are three options:
+# --without-restconf    No restconf support
+# --with-restconf=fcgi  FCGI interface for separate web reverse proxy like nginx
+# --with-restconf=evhtp Integration with embedded web server libevhtp
+# Real one
 
 # Check whether --with-restconf was given.
 if test "${with_restconf+set}" = set; then :
   withval=$with_restconf;
 else
-  with_restconf=yes
+  with_restconf=fcgi
 fi
 
-if test "x${with_restconf}" == xyes; then
+
+# Actions for each specific package
+if test "x${with_restconf}" == xfcgi; then
    # Lives in libfcgi-dev
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for FCGX_Init in -lfcgi" >&5
 $as_echo_n "checking for FCGX_Init in -lfcgi... " >&6; }
@@ -4730,114 +4731,7 @@ else
   as_fn_error $? "libfcgi-dev missing" "$LINENO" 5
 fi
 
-fi
+elif test "x${with_restconf}" == xevhtp; then
-
-# This is for changing web user default www-data
-
-# Check whether --with-wwwuser was given.
-if test "${with_wwwuser+set}" = set; then :
-  withval=$with_wwwuser;
-fi
-
-if test "${with_wwwuser}"; then
-   wwwuser=${with_wwwuser}
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: www user is $wwwuser" >&5
-$as_echo "www user is $wwwuser" >&6; }
-
-cat >>confdefs.h <<_ACEOF
-#define WWWUSER "$wwwuser"
-_ACEOF
-
-
-# OBSOLETE: This is for libhttp server (https://www.libhttp.org/) to be used as restconf client
-# Out-of-the box it comes as static lib .a
-
-# Check whether --with-libhttp was given.
-if test "${with_libhttp+set}" = set; then :
-  withval=$with_libhttp;
-else
-  with_libhttp=no
-fi
-
-
-if test "x${with_libhttp}" == xyes; then
-   for ac_header in libhttp/libhttp.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "libhttp/libhttp.h" "ac_cv_header_libhttp_libhttp_h" "$ac_includes_default"
-if test "x$ac_cv_header_libhttp_libhttp_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBHTTP_LIBHTTP_H 1
-_ACEOF
-
-else
-  as_fn_error $? "libhttp header missing. See https://www.libhttp.org" "$LINENO" 5
-fi
-
-done
-
-   # In github repo default install this is a static lib
-   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for httplib_start in -lhttp" >&5
-$as_echo_n "checking for httplib_start in -lhttp... " >&6; }
-if ${ac_cv_lib_http_httplib_start+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lhttp -lpthread -ldl $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char httplib_start ();
-int
-main ()
-{
-return httplib_start ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  ac_cv_lib_http_httplib_start=yes
-else
-  ac_cv_lib_http_httplib_start=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_http_httplib_start" >&5
-$as_echo "$ac_cv_lib_http_httplib_start" >&6; }
-if test "x$ac_cv_lib_http_httplib_start" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_LIBHTTP 1
-_ACEOF
-
-  LIBS="-lhttp $LIBS"
-
-else
-  as_fn_error $? "libhttplib missing" "$LINENO" 5
-fi
-
-fi
-
-# This is for libevhtp server (https://github.com/criticalstack/libevhtp)
-
-# Check whether --with-evhtp was given.
-if test "${with_evhtp+set}" = set; then :
-  withval=$with_evhtp;
-else
-  with_evhtp=no
-fi
-
-
-#echo "with_evhtp:${with_evhtp}"
-if test "x${with_evhtp}" == xyes; then
    for ac_header in evhtp/evhtp.h
 do :
   ac_fn_c_check_header_mongrel "$LINENO" "evhtp/evhtp.h" "ac_cv_header_evhtp_evhtp_h" "$ac_includes_default"
@@ -4852,6 +4746,242 @@ fi
 
 done
 
+#LIBS          += -lpthread -levent -levent_openssl -lssl -lcrypto
+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_create in -lpthread" >&5
+$as_echo_n "checking for pthread_create in -lpthread... " >&6; }
+if ${ac_cv_lib_pthread_pthread_create+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lpthread  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char pthread_create ();
+int
+main ()
+{
+return pthread_create ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_pthread_pthread_create=yes
+else
+  ac_cv_lib_pthread_pthread_create=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_create" >&5
+$as_echo "$ac_cv_lib_pthread_pthread_create" >&6; }
+if test "x$ac_cv_lib_pthread_pthread_create" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBPTHREAD 1
+_ACEOF
+
+  LIBS="-lpthread $LIBS"
+
+else
+  as_fn_error $? "libpthread missing" "$LINENO" 5
+fi
+
+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for event_init in -levent" >&5
+$as_echo_n "checking for event_init in -levent... " >&6; }
+if ${ac_cv_lib_event_event_init+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-levent  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char event_init ();
+int
+main ()
+{
+return event_init ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_event_event_init=yes
+else
+  ac_cv_lib_event_event_init=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_event_event_init" >&5
+$as_echo "$ac_cv_lib_event_event_init" >&6; }
+if test "x$ac_cv_lib_event_event_init" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBEVENT 1
+_ACEOF
+
+  LIBS="-levent $LIBS"
+
+else
+  as_fn_error $? "libevent missing" "$LINENO" 5
+fi
+
+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for bufferevent_openssl_socket_new in -levent_openssl" >&5
+$as_echo_n "checking for bufferevent_openssl_socket_new in -levent_openssl... " >&6; }
+if ${ac_cv_lib_event_openssl_bufferevent_openssl_socket_new+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-levent_openssl  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char bufferevent_openssl_socket_new ();
+int
+main ()
+{
+return bufferevent_openssl_socket_new ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_event_openssl_bufferevent_openssl_socket_new=yes
+else
+  ac_cv_lib_event_openssl_bufferevent_openssl_socket_new=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_event_openssl_bufferevent_openssl_socket_new" >&5
+$as_echo "$ac_cv_lib_event_openssl_bufferevent_openssl_socket_new" >&6; }
+if test "x$ac_cv_lib_event_openssl_bufferevent_openssl_socket_new" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBEVENT_OPENSSL 1
+_ACEOF
+
+  LIBS="-levent_openssl $LIBS"
+
+else
+  as_fn_error $? "libevent_openssl missing" "$LINENO" 5
+fi
+
+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for OPENSSL_init_ssl  in -lssl" >&5
+$as_echo_n "checking for OPENSSL_init_ssl  in -lssl... " >&6; }
+if ${ac_cv_lib_ssl_OPENSSL_init_ssl_+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lssl  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char OPENSSL_init_ssl  ();
+int
+main ()
+{
+return OPENSSL_init_ssl  ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_ssl_OPENSSL_init_ssl_=yes
+else
+  ac_cv_lib_ssl_OPENSSL_init_ssl_=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_ssl_OPENSSL_init_ssl_" >&5
+$as_echo "$ac_cv_lib_ssl_OPENSSL_init_ssl_" >&6; }
+if test "x$ac_cv_lib_ssl_OPENSSL_init_ssl_" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBSSL 1
+_ACEOF
+
+  LIBS="-lssl $LIBS"
+
+else
+  as_fn_error $? "libssl missing" "$LINENO" 5
+fi
+
+   { $as_echo "$as_me:${as_lineno-$LINENO}: checking for AES_encrypt in -lcrypto" >&5
+$as_echo_n "checking for AES_encrypt in -lcrypto... " >&6; }
+if ${ac_cv_lib_crypto_AES_encrypt+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_check_lib_save_LIBS=$LIBS
+LIBS="-lcrypto  $LIBS"
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char AES_encrypt ();
+int
+main ()
+{
+return AES_encrypt ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  ac_cv_lib_crypto_AES_encrypt=yes
+else
+  ac_cv_lib_crypto_AES_encrypt=no
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+LIBS=$ac_check_lib_save_LIBS
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_crypto_AES_encrypt" >&5
+$as_echo "$ac_cv_lib_crypto_AES_encrypt" >&6; }
+if test "x$ac_cv_lib_crypto_AES_encrypt" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_LIBCRYPTO 1
+_ACEOF
+
+  LIBS="-lcrypto $LIBS"
+
+else
+  as_fn_error $? "libcrypto missing" "$LINENO" 5
+fi
+
    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for evhtp_new in -levhtp" >&5
 $as_echo_n "checking for evhtp_new in -levhtp... " >&6; }
 if ${ac_cv_lib_evhtp_evhtp_new+:} false; then :
@@ -4899,6 +5029,61 @@ else
   as_fn_error $? "libevhtp missing" "$LINENO" 5
 fi
 
+
+elif test "x${with_restconf}" == xno; then
+   # Cant get around "no" as an answer for --without-restconf that is reset here to undefined
+   with_restconf=
+else
+   as_fn_error $? "No such restconf package: ${with_restconf}" "$LINENO" 5
+fi
+
+if test "x${with_restconf}" != "x"; then
+   # This is so it appears in config.h
+
+cat >>confdefs.h <<_ACEOF
+#define WITH_RESTCONF ${with_restconf}
+_ACEOF
+
+fi
+# These are dummies just to get the help strings right
+
+# Check whether --with-restconf was given.
+if test "${with_restconf+set}" = set; then :
+  withval=$with_restconf;
+fi
+
+
+# Check whether --with-restconf was given.
+if test "${with_restconf+set}" = set; then :
+  withval=$with_restconf;
+fi
+
+
+# Check whether --with-restconf was given.
+if test "${with_restconf+set}" = set; then :
+  withval=$with_restconf;
+fi
+
+
+# Common actions for all restconf packages
+if test "x${with_restconf}" != "x"; then
+   # This is for changing web user default www-data
+
+# Check whether --with-wwwuser was given.
+if test "${with_wwwuser+set}" = set; then :
+  withval=$with_wwwuser;
+fi
+
+   if test "${with_wwwuser}"; then
+      wwwuser=${with_wwwuser}
+   fi
+   { $as_echo "$as_me:${as_lineno-$LINENO}: result: www user is $wwwuser" >&5
+$as_echo "www user is $wwwuser" >&6; }
+
+cat >>confdefs.h <<_ACEOF
+#define WWWUSER "$wwwuser"
+_ACEOF
+
 fi
 
 # Set default config file location

configure.ac

@@ -94,8 +94,6 @@ AC_SUBST(CLIXON_DEFAULT_CONFIG)
 AC_SUBST(LIBS)
 AC_SUBST(SH_SUFFIX)
 AC_SUBST(with_restconf) # If yes, compile apps/restconf
-AC_SUBST(with_libhttp)  # If yes, use libhttp+restconf server (https://www.libhttp.org/)
-AC_SUBST(with_evhtp) # If yes, use libevhp+restconf server (https://github.com/criticalstack/libevhtp)
 AC_SUBST(enable_optyangs) 
 AC_SUBST(wwwdir,/www-data)
 AC_SUBST(wwwuser,www-data)
@@ -147,7 +145,8 @@ fi
 SH_SUFFIX=".so"
 
 # This is for cligen
-AC_ARG_WITH(cligen,  [  --with-cligen=dir],[Use CLIGEN here ] )
+AC_ARG_WITH([cligen],
+            AS_HELP_STRING([--with-cligen=dir],[Use CLIGEN installation in this dir]))
 if test "${with_cligen}"; then
   echo "Using CLIGEN here: ${with_cligen}"
   CPPFLAGS="-I${with_cligen}/include ${CPPFLAGS}"
@@ -190,48 +189,59 @@ AC_CHECK_HEADERS(cligen/cligen.h,, AC_MSG_ERROR([CLIgen missing. Try: git clone
 
 AC_CHECK_LIB(cligen, cligen_init,, AC_MSG_ERROR([CLIgen missing. Try: git clone https://github.com/olofhagsand/cligen.git]))
 
-# This is for restconf (and fastcgi)
+# This is for restconf. There are three options:
+# --without-restconf    No restconf support
+# --with-restconf=fcgi  FCGI interface for separate web reverse proxy like nginx
+# --with-restconf=evhtp Integration with embedded web server libevhtp
+# Real one
 AC_ARG_WITH([restconf],
-            [AS_HELP_STRING([--without-restconf],[disable support for restconf])],
+	AS_HELP_STRING([--with-restconf=fcgi],[FCGI interface for stand-alone web rev-proxy eg nginx (default)]),
-            [],
+	,
-            [with_restconf=yes])
+	[with_restconf=fcgi])
-if test "x${with_restconf}" == xyes; then
+
+# Actions for each specific package
+if test "x${with_restconf}" == xfcgi; then
    # Lives in libfcgi-dev
    AC_CHECK_LIB(fcgi, FCGX_Init,, AC_MSG_ERROR([libfcgi-dev missing])) 
-fi
+elif test "x${with_restconf}" == xevhtp; then
-
-# This is for changing web user default www-data
-AC_ARG_WITH([wwwuser],
-            [AS_HELP_STRING([--with-wwwuser=<user>],[Set www user different from www-data])])
-if test "${with_wwwuser}"; then
-   wwwuser=${with_wwwuser}
-fi
-AC_MSG_RESULT(www user is $wwwuser)	
-AC_DEFINE_UNQUOTED(WWWUSER, "$wwwuser", [WWW user for restconf daemon])
-
-# OBSOLETE: This is for libhttp server (https://www.libhttp.org/) to be used as restconf client
-# Out-of-the box it comes as static lib .a
-AC_ARG_WITH([libhttp],
-            [AS_HELP_STRING([--with-libhttp],[Use libhttp as restconf server])],
-	    ,
-	    [with_libhttp=no])
-
-if test "x${with_libhttp}" == xyes; then
-   AC_CHECK_HEADERS(libhttp/libhttp.h,, AC_MSG_ERROR([libhttp header missing. See https://www.libhttp.org]))
-   # In github repo default install this is a static lib
-   AC_CHECK_LIB(http, httplib_start,, AC_MSG_ERROR([libhttplib missing]),[-lpthread -ldl]) 
-fi
-
-# This is for libevhtp server (https://github.com/criticalstack/libevhtp)
-AC_ARG_WITH([evhtp],
-            [AS_HELP_STRING([--with-evhtp],[Use evhtp as restconf server])],
-	    ,
-	    [with_evhtp=no])
-
-#echo "with_evhtp:${with_evhtp}"
-if test "x${with_evhtp}" == xyes; then
    AC_CHECK_HEADERS(evhtp/evhtp.h,, AC_MSG_ERROR([evhtp header missing. See https://github.com/criticalstack/libevhtp]))
+#LIBS          += -lpthread -levent -levent_openssl -lssl -lcrypto
+   AC_CHECK_LIB(pthread, pthread_create,, AC_MSG_ERROR([libpthread missing]))
+   AC_CHECK_LIB(event, event_init,, AC_MSG_ERROR([libevent missing]))
+   AC_CHECK_LIB(event_openssl, bufferevent_openssl_socket_new,, AC_MSG_ERROR([libevent_openssl missing]))
+   AC_CHECK_LIB(ssl, OPENSSL_init_ssl ,, AC_MSG_ERROR([libssl missing]))
+   AC_CHECK_LIB(crypto, AES_encrypt,, AC_MSG_ERROR([libcrypto missing])) 
    AC_CHECK_LIB(evhtp, evhtp_new,, AC_MSG_ERROR([libevhtp missing]),[-lpthread -levent -levent_openssl -lssl -lcrypto]) 
+
+elif test "x${with_restconf}" == xno; then
+   # Cant get around "no" as an answer for --without-restconf that is reset here to undefined
+   with_restconf=   
+else
+   AC_MSG_ERROR([No such restconf package: ${with_restconf}])
+fi
+
+if test "x${with_restconf}" != "x"; then
+   # This is so it appears in config.h
+   AC_DEFINE_UNQUOTED(WITH_RESTCONF, ${with_restconf}, [Restconf package])
+fi
+# These are dummies just to get the help strings right
+AC_ARG_WITH([restconf],
+	AS_HELP_STRING([--with-restconf=fcgi],[FCGI interface for stand-alone web rev-proxy eg nginx (default)]))
+AC_ARG_WITH([restconf],
+            AS_HELP_STRING([--with-restconf=evhtp],[Integrate restconf with libevhtp server]))
+AC_ARG_WITH([restconf],
+	    AS_HELP_STRING([--without-restconf],[Disable restconf altogether]))
+
+# Common actions for all restconf packages
+if test "x${with_restconf}" != "x"; then
+   # This is for changing web user default www-data
+   AC_ARG_WITH([wwwuser],
+            [AS_HELP_STRING([--with-wwwuser=<user>],[Set www user different from www-data])])
+   if test "${with_wwwuser}"; then
+      wwwuser=${with_wwwuser}
+   fi
+   AC_MSG_RESULT(www user is $wwwuser)	
+   AC_DEFINE_UNQUOTED(WWWUSER, "$wwwuser", [WWW user for restconf daemon])
 fi
 
 # Set default config file location

include/clixon_config.h.in

@@ -24,6 +24,9 @@
 /* Define to 1 if you have the <cligen/cligen.h> header file. */
 #undef HAVE_CLIGEN_CLIGEN_H
 
+/* Define to 1 if you have the <evhtp/evhtp.h> header file. */
+#undef HAVE_EVHTP_EVHTP_H
+
 /* Define to 1 if you have the `getpeereid' function. */
 #undef HAVE_GETPEEREID
 
@@ -42,6 +45,9 @@
 /* Define to 1 if you have the `dl' library (-ldl). */
 #undef HAVE_LIBDL
 
+/* Define to 1 if you have the `evhtp' library (-levhtp). */
+#undef HAVE_LIBEVHTP
+
 /* Define to 1 if you have the `fcgi' library (-lfcgi). */
 #undef HAVE_LIBFCGI
 
@@ -120,6 +126,9 @@
 /* Define to 1 if you have the ANSI C header files. */
 #undef STDC_HEADERS
 
+/* Restconf package */
+#undef WITH_RESTCONF
+
 /* WWW user for restconf daemon */
 #undef WWWUSER