* Restconf native http/1, first working version

* Renamed files clixon_http -> restconf_http
  * Split main file into restconf_native.c
  * Remove all evhtp code and libevhtp/libevent dependency

test/test_restconf_continue.sh

@@ -0,0 +1,131 @@
+#!/usr/bin/env bash
+# Restconf HTTP/1.1 Expect/Continue functionality
+# Trigger Expect by curl -H. Some curls seem to trigger one on large PUTs but not all
+
+# Override default to use http/1.1
+HAVE_LIBNGHTTP2=false
+
+# Magic line must be first in script (see README.md)
+s="$_" ; . ./lib.sh || if [ "$s" = $0 ]; then exit 0; else return 0; fi
+
+APPNAME=example
+
+cfg=$dir/conf.xml
+fyang=$dir/restconf.yang
+fjson=$dir/large.json
+
+# Define default restconfig config: RESTCONFIG
+RESTCONFIG=$(restconf_config none false)
+
+#  <CLICON_YANG_MODULE_MAIN>example</CLICON_YANG_MODULE_MAIN>
+cat <<EOF > $cfg
+<clixon-config xmlns="http://clicon.org/config">
+  <CLICON_FEATURE>clixon-restconf:allow-auth-none</CLICON_FEATURE> <!-- Use auth-type=none -->
+  <CLICON_CONFIGFILE>$cfg</CLICON_CONFIGFILE>
+  <CLICON_YANG_DIR>/usr/local/share/clixon</CLICON_YANG_DIR>
+  <CLICON_YANG_MAIN_FILE>$fyang</CLICON_YANG_MAIN_FILE>
+  <CLICON_SOCK>/usr/local/var/$APPNAME/$APPNAME.sock</CLICON_SOCK>
+  <CLICON_BACKEND_PIDFILE>$dir/restconf.pidfile</CLICON_BACKEND_PIDFILE>
+  <CLICON_XMLDB_DIR>/usr/local/var/$APPNAME</CLICON_XMLDB_DIR>
+  $RESTCONFIG
+</clixon-config>
+EOF
+
+cat <<EOF > $fyang
+module example{
+   yang-version 1.1;
+   namespace "urn:example:clixon";
+   prefix ex;
+   /* Generic config data */
+   container table{
+      list parameter{
+         key name;
+         leaf name{
+            type string;
+	 }
+	 leaf value{
+	    type string;
+         }
+      }
+   }
+}
+EOF
+
+new "test params: -f $cfg"
+
+if [ $BE -ne 0 ]; then
+    new "kill old backend"
+    sudo clixon_backend -zf $cfg
+    if [ $? -ne 0 ]; then
+	err
+    fi
+    sudo pkill -f clixon_backend # to be sure
+
+    new "start backend -s init -f $cfg"
+    start_backend -s init -f $cfg
+fi
+
+new "wait backend"
+wait_backend
+
+if [ $RC -ne 0 ]; then
+    new "kill old restconf daemon"
+    stop_restconf_pre
+
+    new "start restconf daemon"
+    start_restconf -f $cfg
+fi
+
+new "wait restconf"
+wait_restconf
+
+
+new "generate large request"
+# Add large put, curl seems to create a Expect:100-continue after 1024 bytes
+# Alt: add in file if nr=5000 reacts with "Argument list too long"
+echo -n '{"example:table":{"parameter":[' > $fjson
+
+nr=10000
+for (( i=0; i<$nr; i++ )); do  
+    if [ $i -ne 0 ]; then
+	echo -n ",
+" >> $fjson
+    fi
+    echo -n "{\"name\":\"A$i\",\"value\":\"$i\"}" >> $fjson
+done
+echo -n "]}}" >> $fjson
+
+new "restconf large PUT"
+expectpart "$(curl $CURLOPTS -X POST -H "Content-Type: application/yang-data+json" -H "Expect: 100-continue" -d @$fjson $RCPROTO://localhost/restconf/data)" 0 "HTTP/$HVER 100 Continue" "HTTP/$HVER 201"
+
+new "restconf PUT with expect" 
+expectpart "$(curl $CURLOPTS -H "Expect: 100-continue" -X POST -H "Content-Type: application/yang-data+json" -d '{"example:parameter":[{"name":"A","value":"42"}]}' $RCPROTO://localhost/restconf/data/example:table)" 0 "HTTP/$HVER 100 Continue" "HTTP/$HVER 201"
+
+new "restconf GET"
+expectpart "$(curl $CURLOPTS -X GET $RCPROTO://localhost/restconf/data/example:table/parameter=A)" 0 "HTTP/$HVER 200" '{"example:parameter":\[{"name":"A","value":"42"}\]}'
+
+if [ $RC -ne 0 ]; then
+    new "Kill restconf daemon"
+    stop_restconf 
+fi
+
+if [ $BE -ne 0 ]; then
+    new "Kill backend"
+    # Check if premature kill
+    pid=$(pgrep -u root -f clixon_backend)
+    if [ -z "$pid" ]; then
+	err "backend already dead"
+    fi
+    # kill backend
+    stop_backend -f $cfg
+fi
+
+# Set by restconf_config
+unset RESTCONFIG
+unset nr
+unset HAVE_LIBNGHTTP2
+
+rm -rf $dir
+
+new "endtest"
+endtest