VCL: add session namespace support.

Change-Id: I04f1b63e66260d99c0dd180b0295a55a9b750df7
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>

7 files changed, 231 insertions, 52 deletions

diff --git a/src/vcl/vppcom_test.conf b/src/vcl/vcl_test.conf
index e5ac46363f8..da8e8185038 100644
--- a/src/vcl/vppcom_test.conf
+++ b/src/vcl/vcl_test.conf
@@ -1,5 +1,5 @@
 # Test VPPCOM config file
-vppcom {
+vcl {
   heapsize 1
   api-prefix daw  # this is a comment
   uid 1020 this is also a comment.
@@ -22,4 +22,10 @@ vppcom {
   app-timeout 54.3
   session-timeout 66.6
   accept-timeout 0.1
+  session-scope-local
+  session-scope-global
+  namespace-id 0123456789012345678901234567890123456789012345678901234567890123456789
+  namespace-id Oh_Bother!_Said_Winnie-The-Pooh
+  namespace-secret 0x42bada55e5
+  namespace-secret 42
 }
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index de462739de1..72b5277c85c 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -127,6 +127,10 @@ typedef struct vppcom_cfg_t_
   u32 tx_fifo_size;
   u32 event_queue_size;
   u32 listen_queue_size;
+  u8 session_scope_local;
+  u8 session_scope_global;
+  u8 *namespace_id;
+  u64 namespace_secret;
   f64 app_timeout;
   f64 session_timeout;
   f64 accept_timeout;
@@ -455,6 +459,8 @@ vppcom_app_send_attach (void)
 {
   vppcom_main_t *vcm = &vppcom_main;
   vl_api_application_attach_t *bmp;
+  u8 nsid_len = vec_len (vcm->cfg.namespace_id);
+
   bmp = vl_msg_api_alloc (sizeof (*bmp));
   memset (bmp, 0, sizeof (*bmp));
 
@@ -463,11 +469,18 @@ vppcom_app_send_attach (void)
   bmp->context = htonl (0xfeedface);
   bmp->options[APP_OPTIONS_FLAGS] =
     APP_OPTIONS_FLAGS_ACCEPT_REDIRECT | APP_OPTIONS_FLAGS_ADD_SEGMENT |
-    APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE | APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE;
+    (vcm->cfg.session_scope_local ? APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE : 0) |
+    (vcm->cfg.session_scope_global ? APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE : 0);
   bmp->options[SESSION_OPTIONS_SEGMENT_SIZE] = vcm->cfg.segment_size;
   bmp->options[SESSION_OPTIONS_ADD_SEGMENT_SIZE] = vcm->cfg.add_segment_size;
   bmp->options[SESSION_OPTIONS_RX_FIFO_SIZE] = vcm->cfg.rx_fifo_size;
   bmp->options[SESSION_OPTIONS_TX_FIFO_SIZE] = vcm->cfg.tx_fifo_size;
+  if (nsid_len)
+    {
+      bmp->namespace_id_len = nsid_len;
+      clib_memcpy (bmp->namespace_id, vcm->cfg.namespace_id, nsid_len);
+      bmp->options[APP_OPTIONS_NAMESPACE_SECRET] = vcm->cfg.namespace_secret;
+    }
   vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & bmp);
 }
 
@@ -1509,7 +1522,7 @@ vppcom_cfg_read (char *conf_fname)
       (void) unformat_user (input, unformat_line_input, line_input);
       unformat_skip_white_space (line_input);
 
-      if (unformat (line_input, "vppcom {"))
+      if (unformat (line_input, "vcl {"))
 	{
 	  vc_cfg_input = 1;
 	  continue;
@@ -1548,11 +1561,11 @@ vppcom_cfg_read (char *conf_fname)
 	      if (VPPCOM_DEBUG > 0)
 		clib_warning ("[%d] configured gid %d", vcm->my_pid, gid);
 	    }
-	  else if (unformat (line_input, "segment-baseva 0x%llx",
+	  else if (unformat (line_input, "segment-baseva 0x%lx",
 			     &vcl_cfg->segment_baseva))
 	    {
 	      if (VPPCOM_DEBUG > 0)
-		clib_warning ("[%d] configured segment_baseva 0x%llx",
+		clib_warning ("[%d] configured segment_baseva 0x%lx",
 			      vcm->my_pid, vcl_cfg->segment_baseva);
 	    }
 	  else if (unformat (line_input, "segment-size 0x%lx",
@@ -1683,6 +1696,57 @@ vppcom_cfg_read (char *conf_fname)
 		clib_warning ("[%d] configured accept_timeout %f",
 			      vcm->my_pid, vcl_cfg->accept_timeout);
 	    }
+	  else if (unformat (line_input, "session-scope-local"))
+	    {
+	      vcl_cfg->session_scope_local = 1;
+	      if (VPPCOM_DEBUG > 0)
+		clib_warning ("[%d] configured session_scope_local (%d)",
+			      vcm->my_pid, vcl_cfg->session_scope_local);
+	    }
+	  else if (unformat (line_input, "session-scope-global"))
+	    {
+	      vcl_cfg->session_scope_global = 1;
+	      if (VPPCOM_DEBUG > 0)
+		clib_warning ("[%d] configured session_scope_global (%d)",
+			      vcm->my_pid, vcl_cfg->session_scope_global);
+	    }
+	  else if (unformat (line_input, "namespace-secret 0x%lx",
+			     &vcl_cfg->namespace_secret))
+	    {
+	      if (VPPCOM_DEBUG > 0)
+		clib_warning
+		  ("[%d] configured namespace_secret 0x%lx (%lu)",
+		   vcm->my_pid, vcl_cfg->namespace_secret,
+		   vcl_cfg->namespace_secret);
+	    }
+	  else if (unformat (line_input, "namespace-secret %lu",
+			     &vcl_cfg->namespace_secret))
+	    {
+	      if (VPPCOM_DEBUG > 0)
+		clib_warning
+		  ("[%d] configured namespace_secret %lu (0x%lx)",
+		   vcm->my_pid, vcl_cfg->namespace_secret,
+		   vcl_cfg->namespace_secret);
+	    }
+	  else if (unformat (line_input, "namespace-id %v",
+			     &vcl_cfg->namespace_id))
+	    {
+	      vl_api_application_attach_t *mp;
+	      u32 max_nsid_vec_len = sizeof (mp->namespace_id) - 1;
+	      u32 nsid_vec_len = vec_len (vcl_cfg->namespace_id);
+	      if (nsid_vec_len > max_nsid_vec_len)
+		{
+		  _vec_len (vcl_cfg->namespace_id) = max_nsid_vec_len;
+		  if (VPPCOM_DEBUG > 0)
+		    clib_warning ("[%d] configured namespace_id is too long,"
+				  " truncated to %d characters!", vcm->my_pid,
+				  max_nsid_vec_len);
+		}
+
+	      if (VPPCOM_DEBUG > 0)
+		clib_warning ("[%d] configured namespace_id %v",
+			      vcm->my_pid, vcl_cfg->namespace_id);
+	    }
 	  else if (unformat (line_input, "}"))
 	    {
 	      vc_cfg_input = 0;
@@ -1726,22 +1790,72 @@ vppcom_app_create (char *app_name)
   if (!vcm->init)
     {
       char *conf_fname;
+      char *env_var_str;
 
       vcm->init = 1;
       vcm->my_pid = getpid ();
       clib_fifo_validate (vcm->client_session_index_fifo,
 			  vcm->cfg.listen_queue_size);
       vppcom_cfg_init (vcl_cfg);
-      conf_fname = getenv (VPPCOM_CONF_ENV);
+      conf_fname = getenv (VPPCOM_ENV_CONF);
       if (!conf_fname)
 	{
 	  conf_fname = VPPCOM_CONF_DEFAULT;
 	  if (VPPCOM_DEBUG > 0)
 	    clib_warning ("[%d] getenv '%s' failed!", vcm->my_pid,
-			  VPPCOM_CONF_ENV);
+			  VPPCOM_ENV_CONF);
 	}
       vppcom_cfg_heapsize (conf_fname);
       vppcom_cfg_read (conf_fname);
+      env_var_str = getenv (VPPCOM_ENV_APP_NAMESPACE_ID);
+      if (env_var_str)
+	{
+	  u32 ns_id_vec_len = strlen (env_var_str);
+
+	  vec_reset_length (vcm->cfg.namespace_id);
+	  vec_validate (vcm->cfg.namespace_id, ns_id_vec_len - 1);
+	  clib_memcpy (vcm->cfg.namespace_id, env_var_str, ns_id_vec_len);
+
+	  if (VPPCOM_DEBUG > 0)
+	    clib_warning ("[%d] configured namespace_id (%v) from "
+			  VPPCOM_ENV_APP_NAMESPACE_ID "!", vcm->my_pid,
+			  vcm->cfg.namespace_id);
+	}
+      env_var_str = getenv (VPPCOM_ENV_APP_NAMESPACE_SECRET);
+      if (env_var_str)
+	{
+	  u64 tmp;
+	  if (sscanf (env_var_str, "%lu", &tmp) != 1)
+	    clib_warning ("[%d] Invalid namespace secret specified in "
+			  "the environment variable "
+			  VPPCOM_ENV_APP_NAMESPACE_SECRET
+			  " (%s)!\n", vcm->my_pid, env_var_str);
+	  else
+	    {
+	      vcm->cfg.namespace_secret = tmp;
+	      if (VPPCOM_DEBUG > 0)
+		clib_warning ("[%d] configured namespace secret (%lu) from "
+			      VPPCOM_ENV_APP_NAMESPACE_ID "!", vcm->my_pid,
+			      vcm->cfg.namespace_secret);
+	    }
+	}
+      if (getenv (VPPCOM_ENV_SESSION_SCOPE_LOCAL))
+	{
+	  vcm->cfg.session_scope_local = 1;
+	  if (VPPCOM_DEBUG > 0)
+	    clib_warning ("[%d] configured session_scope_local (%u) from "
+			  VPPCOM_ENV_SESSION_SCOPE_LOCAL "!", vcm->my_pid,
+			  vcm->cfg.session_scope_local);
+	}
+      if (getenv (VPPCOM_ENV_SESSION_SCOPE_GLOBAL))
+	{
+	  vcm->cfg.session_scope_global = 1;
+	  if (VPPCOM_DEBUG > 0)
+	    clib_warning ("[%d] configured session_scope_global (%u) from "
+			  VPPCOM_ENV_SESSION_SCOPE_GLOBAL "!", vcm->my_pid,
+			  vcm->cfg.session_scope_global);
+	}
+
       vcm->bind_session_index = ~0;
       vcm->main_cpu = os_get_thread_index ();
       heap = clib_mem_get_per_cpu_heap ();
diff --git a/src/vcl/vppcom.h b/src/vcl/vppcom.h
index d9ed22fe755..85c06f1f3b6 100644
--- a/src/vcl/vppcom.h
+++ b/src/vcl/vppcom.h
@@ -23,10 +23,14 @@
 /*
  * VPPCOM Public API Definitions, Enums, and Data Structures
  */
-#define INVALID_SESSION_ID   (~0)
-#define VPPCOM_VRF_DEFAULT   0
-#define VPPCOM_CONF_ENV      "VPPCOM_CONF"
-#define VPPCOM_CONF_DEFAULT  "/etc/vpp/vppcom.conf"
+#define INVALID_SESSION_ID               (~0)
+#define VPPCOM_VRF_DEFAULT               0
+#define VPPCOM_CONF_DEFAULT              "/etc/vpp/vppcom.conf"
+#define VPPCOM_ENV_CONF                  "VCL_CONFIG"
+#define VPPCOM_ENV_APP_NAMESPACE_ID      "VCL_APP_NAMESPACE_ID"
+#define VPPCOM_ENV_APP_NAMESPACE_SECRET  "VCL_APP_NAMESPACE_SECRET"
+#define VPPCOM_ENV_SESSION_SCOPE_LOCAL   "VCL_SESSION_SCOPE_LOCAL"
+#define VPPCOM_ENV_SESSION_SCOPE_GLOBAL  "VCL_SESSION_SCOPE_GLOBAL"
 
 typedef enum
 {
diff --git a/src/vnet/session/application_namespace.c b/src/vnet/session/application_namespace.c
index 7f90943f9cd..a8275515aa0 100644
--- a/src/vnet/session/application_namespace.c
+++ b/src/vnet/session/application_namespace.c
@@ -160,6 +160,7 @@ static clib_error_t *
 app_ns_fn (vlib_main_t * vm, unformat_input_t * input,
 	   vlib_cli_command_t * cmd)
 {
+  unformat_input_t _line_input, *line_input = &_line_input;
   u8 is_add = 0, *ns_id = 0, secret_set = 0, sw_if_index_set = 0;
   u32 sw_if_index, fib_id = APP_NAMESPACE_INVALID_INDEX;
   u64 secret;
@@ -167,22 +168,30 @@ app_ns_fn (vlib_main_t * vm, unformat_input_t * input,
 
   session_cli_return_if_not_enabled ();
 
-  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+  if (!unformat_user (input, unformat_line_input, line_input))
+    return 0;
+
+  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
     {
-      if (unformat (input, "add"))
+      if (unformat (line_input, "add"))
 	is_add = 1;
-      else if (unformat (input, "id %_%v%_", &ns_id))
+      else if (unformat (line_input, "id %_%v%_", &ns_id))
 	;
-      else if (unformat (input, "secret %lu", &secret))
+      else if (unformat (line_input, "secret %lu", &secret))
 	secret_set = 1;
-      else if (unformat (input, "sw_if_index %u", &sw_if_index))
+      else if (unformat (line_input, "sw_if_index %u", &sw_if_index))
 	sw_if_index_set = 1;
-      else if (unformat (input, "fib_id", &fib_id))
+      else if (unformat (line_input, "fib_id", &fib_id))
 	;
       else
-	return clib_error_return (0, "unknown input `%U'",
-				  format_unformat_error, input);
+	{
+	  error = clib_error_return (0, "unknown input `%U'",
+				     format_unformat_error, line_input);
+	  unformat_free (line_input);
+	  return error;
+	}
     }
+  unformat_free (line_input);
 
   if (!ns_id || !secret_set || !sw_if_index_set)
     {
@@ -235,13 +244,17 @@ show_app_ns_fn (vlib_main_t * vm, unformat_input_t * input,
 
   session_cli_return_if_not_enabled ();
 
-  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+  if (unformat_peek_input (input) != UNFORMAT_END_OF_INPUT)
     {
       if (unformat (input, "table %_%v%_", &ns_id))
 	do_table = 1;
       else
-	return clib_error_return (0, "unknown input `%U'",
-				  format_unformat_error, input);
+	{
+	  vlib_cli_output (vm, "unknown input [%U]",
+			   format_unformat_error, input);
+	  return clib_error_return (0, "unknown input `%U'",
+				    format_unformat_error, input);
+	}
     }
 
   if (do_table)
diff --git a/src/vnet/session/session_api.c b/src/vnet/session/session_api.c
index 812d727f74b..e8fa8aa4804 100755
--- a/src/vnet/session/session_api.c
+++ b/src/vnet/session/session_api.c
@@ -322,7 +322,7 @@ vl_api_application_attach_t_handler (vl_api_application_attach_t * mp)
 
   if (mp->namespace_id_len)
     {
-      vec_validate (a->namespace_id, mp->namespace_id_len);
+      vec_validate (a->namespace_id, mp->namespace_id_len - 1);
       clib_memcpy (a->namespace_id, mp->namespace_id, mp->namespace_id_len);
     }
 
diff --git a/src/vnet/session/session_cli.c b/src/vnet/session/session_cli.c
index f0f490daa21..95fc48d75df 100755
--- a/src/vnet/session/session_cli.c
+++ b/src/vnet/session/session_cli.c
@@ -455,19 +455,29 @@ static clib_error_t *
 session_enable_disable_fn (vlib_main_t * vm, unformat_input_t * input,
 			   vlib_cli_command_t * cmd)
 {
+  unformat_input_t _line_input, *line_input = &_line_input;
   u8 is_en = 1;
+  clib_error_t *error;
 
-  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+  if (!unformat_user (input, unformat_line_input, line_input))
+    return 0;
+
+  while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
     {
-      if (unformat (input, "enable"))
+      if (unformat (line_input, "enable"))
 	is_en = 1;
-      else if (unformat (input, "disable"))
+      else if (unformat (line_input, "disable"))
 	is_en = 0;
       else
-	return clib_error_return (0, "unknown input `%U'",
-				  format_unformat_error, input);
+	{
+	  error = clib_error_return (0, "unknown input `%U'",
+				     format_unformat_error, line_input);
+	  unformat_free (line_input);
+	  return error;
+	}
     }
 
+  unformat_free (line_input);
   return vnet_session_enable_disable (vm, is_en);
 }
 
diff --git a/test/scripts/socket_test.sh b/test/scripts/socket_test.sh
index 1ff9af78bdc..c1236f06fa4 100755
--- a/test/scripts/socket_test.sh
+++ b/test/scripts/socket_test.sh
@@ -24,9 +24,9 @@ sock_srvr_port="22000"
 iperf_srvr_app="iperf3 -V4d -s"
 iperf_clnt_app="iperf3 -V4d -c \$srvr_addr"
 gdb_in_emacs="gdb_in_emacs"
-vppcom_conf="vppcom.conf"
-vppcom_conf_dir="$WS_ROOT/src/uri/"
-docker_vppcom_conf_dir="/etc/vpp/"
+vcl_config="vcl.conf"
+vcl_config_dir="$WS_ROOT/src/vcl/"
+docker_vcl_config_dir="/etc/vpp/"
 xterm_geom="100x60"
 bash_header="#! /bin/bash"
 tmp_cmdfile_prefix="/tmp/socket_test_cmd"
@@ -66,7 +66,7 @@ OPTIONS:
   -l                  Leave ${tmp_cmdfile_prefix}* files after test run.
   -b                  Run bash after application exit.
   -d                  Run the vpp_debug version of all apps.
-  -c                  Set VPPCOM_CONF to use the vppcom_test.conf file.
+  -c                  Set VCL_CONFIG to use the vppcom_test.conf file.
   -i                  Run iperf3 for client/server app in native tests.
   -n                  Name of ethernet for VPP to use in multi-host cfg.
   -6                  Use ipv6 addressing.
@@ -96,7 +96,7 @@ OPTIONS passed to client/server:
   -X                  Exit client/server after running test.
 
 Environment variables:
-  VPPCOM_CONF                Pathname of vppcom configuration file.
+  VCL_CONFIG                Pathname of vppcom configuration file.
   VPP_GDB_CMDFILE            Pathname of gdb command file for vpp.
   VPPCOM_CLIENT_GDB_CMDFILE  Pathname of gdb command file for client.
   VPPCOM_SERVER_GDB_CMDFILE  Pathname of gdb command file for server.
@@ -132,7 +132,7 @@ while getopts ":hitlbcd6n:m:e:g:p:E:I:N:P:R:S:T:UBVX" opt; do
         t) xterm_geom="180x40"
            use_tabs="true"
            ;;
-        c) VPPCOM_CONF="${vppcom_conf_dir}vppcom_test.conf"
+        c) VCL_CONFIG="${vcl_config_dir}vcl_test.conf"
            ;;
         d) title_dbg="-DEBUG"
            vpp_dir=$vpp_debug_dir
@@ -248,6 +248,12 @@ done
 
 VCL_LDPRELOAD_LIB_DIR="${VCL_LDPRELOAD_LIB_DIR:-$lib64_dir}"
 
+if [ -n "$multi_host" ] ; then
+    VCL_SESSION_SCOPE_GLOBAL=true
+else
+    VCL_SESSION_SCOPE_LOCAL=true
+fi
+
 if [ -z "$WS_ROOT" ] ; then
     echo "ERROR: WS_ROOT environment variable not set!" >&2
     echo "       Please set WS_ROOT to VPP workspace root directory." >&2
@@ -327,23 +333,25 @@ if [ -n "$env_test_failed" ] ; then
     exit 1
 fi
 
-if [ -f "$VPPCOM_CONF" ] ; then
-    vppcom_conf="$(basename $VPPCOM_CONF)"
-    vppcom_conf_dir="$(dirname $VPPCOM_CONF)/"
-    api_prefix="$(egrep -s '^\s*api-prefix \w+' $VPPCOM_CONF | awk -e '{print $2}')"
+if [ -f "$VCL_CONFIG" ] ; then
+    vcl_config="$(basename $VCL_CONFIG)"
+    vcl_config_dir="$(dirname $VCL_CONFIG)/"
+    api_prefix="$(egrep -s '^\s*api-prefix \w+' $VCL_CONFIG | tail -1 | awk -e '{print $2}')"
     if [ -n "$api_prefix" ] ; then
         api_segment=" api-segment { gid $user_gid prefix $api_prefix }"
     fi
+    namespace_id="$(egrep -s '^\s*namespace-id \w+' $VCL_CONFIG | tail -1 | awk -e '{print $2}')"
+    namespace_secret="$(egrep -s '^\s*namespace-secret \w+' $VCL_CONFIG | tail -1 | awk -e '{print $2}')"
+fi
+if [ -n "$VCL_APP_NAMESPACE_ID" ] && [ -n "$VCL_APP_NAMESPACE_SECRET" ] ; then
+    namespace_id="$VCL_APP_NAMESPACE_ID"
+    namespace_secret="$VCL_APP_NAMESPACE_SECRET"
 fi
+    
 if [ -z "$api_segment" ] ; then
     api_segment=" api-segment { gid $user_gid }"
 fi
-if [ -n "$multi_host" ] ; then
-    sudo modprobe uio_pci_generic
-    vpp_args="unix { interactive exec $tmp_vpp_exec_file}${api_segment}"
-else
-    vpp_args="unix { interactive }${api_segment}"
-fi
+vpp_args="unix { interactive exec $tmp_vpp_exec_file}${api_segment}"
 
 if [ $iperf3 -eq 1 ] ; then
     app_dir="$(dirname $(which iperf3))/"
@@ -440,6 +448,20 @@ set int ip addr $vpp_eth_ifname $vpp_eth_ip4_addr
 EOF
 
     fi
+
+    if [ -n "$namespace_id" ] ; then
+        cat <<EOF >> $tmp_vpp_exec_file
+session enable
+app ns add id $namespace_id secret $namespace_secret sw_if_index 0
+EOF
+    fi
+    
+    cat <<EOF >> $tmp_vpp_exec_file
+show version
+show version verbose
+show cpu
+show int
+EOF
 }
 
 verify_no_docker_containers() {
@@ -495,7 +517,17 @@ write_script_header() {
             echo "trap \"rm -f $1 $2 $tmp_vpp_exec_file\" $trap_signals" >> $1
         fi
     fi
-    echo "export VPPCOM_CONF=${vppcom_conf_dir}${vppcom_conf}" >> $1
+    echo "export VCL_CONFIG=${vcl_config_dir}${vcl_config}" >> $1
+    if [ -n "$namespace_id" ] ; then
+        echo "export VCL_APP_NAMESPACE_ID=\"$namespace_id\"" >> $1
+        echo "export VCL_APP_NAMESPACE_SECRET=\"$namespace_secret\"" >> $1
+    fi
+    if [ -n "$VCL_SESSION_SCOPE_LOCAL" ] ; then
+        echo "export VCL_SESSION_SCOPE_LOCAL=true" >> $1
+    fi
+    if [ -n "$VCL_SESSION_SCOPE_GLOBAL" ] ; then
+        echo "export VCL_SESSION_SCOPE_GLOBAL=true" >> $1
+    fi
     if [ "$pre_cmd" = "$gdb_in_emacs " ] ; then
         if [ -n "$multi_host" ] && [[ $3 =~ "VPP".* ]] ; then
             cat <<EOF >> $1
@@ -612,7 +644,7 @@ native_preload() {
         tmp_gdb_cmdfile=$tmp_gdb_cmdfile_client
         gdb_cmdfile=$VPPCOM_CLIENT_GDB_CMDFILE
         set_pre_cmd $emacs_client $gdb_client $ld_preload
-        write_script_header $cmd3_file $tmp_gdb_cmdfile "$title3" "sleep 3"
+        write_script_header $cmd3_file $tmp_gdb_cmdfile "$title3" "sleep 4"
         echo "export LD_LIBRARY_PATH=\"$lib64_dir:$VCL_LDPRELOAD_LIB_DIR:$LD_LIBRARY_PATH\"" >> $cmd3_file
         echo "srvr_addr=\"$sock_srvr_addr\"" >> $cmd3_file
         echo "${pre_cmd}${app_dir}${clnt_app}" >> $cmd3_file
@@ -662,7 +694,7 @@ native_vcl() {
         if [ "$multi_host" = "client" ] ; then
             delay="sleep 10"
         else
-            delay="sleep 2"
+            delay="sleep 4"
         fi
         write_script_header $cmd3_file $tmp_gdb_cmdfile "$title3" "$delay"
         echo "export LD_LIBRARY_PATH=\"$lib64_dir:$LD_LIBRARY_PATH\"" >> $cmd3_file
@@ -728,7 +760,7 @@ docker_preload() {
         gdb_cmdfile=$VPPCOM_SERVER_GDB_CMDFILE
         set_pre_cmd $emacs_server $gdb_server $docker_ld_preload_lib
         write_script_header $cmd2_file $tmp_gdb_cmdfile "$title2" "sleep 2"
-        echo "docker run -it -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir -v $ld_preload_dir:$docker_ld_preload_dir -v $vppcom_conf_dir:$docker_vppcom_conf_dir -p $sock_srvr_port:$sock_srvr_port -e VPPCOM_CONF=${docker_vppcom_conf_dir}$vppcom_conf -e LD_LIBRARY_PATH=$docker_lib64_dir:$docker_ld_preload_dir ${docker_ld_preload}$docker_os ${docker_app_dir}${srvr_app}" >> $cmd2_file
+        echo "docker run -it -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir -v $ld_preload_dir:$docker_ld_preload_dir -v $vcl_config_dir:$docker_vcl_config_dir -p $sock_srvr_port:$sock_srvr_port -e VCL_CONFIG=${docker_vcl_config_dir}$vcl_config -e LD_LIBRARY_PATH=$docker_lib64_dir:$docker_ld_preload_dir ${docker_ld_preload}$docker_os ${docker_app_dir}${srvr_app}" >> $cmd2_file
         write_script_footer $cmd2_file $perf_server
         chmod +x $cmd2_file
     fi
@@ -738,9 +770,9 @@ docker_preload() {
         tmp_gdb_cmdfile=$tmp_gdb_cmdfile_client
         gdb_cmdfile=$VPPCOM_CLIENT_GDB_CMDFILE
         set_pre_cmd $emacs_client $gdb_client $docker_ld_preload_lib
-        write_script_header $cmd3_file $tmp_gdb_cmdfile "$title3" "sleep 3"
+        write_script_header $cmd3_file $tmp_gdb_cmdfile "$title3" "sleep 4"
         echo "$get_docker_server_ip4addr" >> $cmd3_file
-        echo "docker run -it --cpuset-cpus='4-7' -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir  -v $ld_preload_dir:$docker_ld_preload_dir -v $vppcom_conf_dir:$docker_vppcom_conf_dir -e VPPCOM_CONF=${docker_vppcom_conf_dir}$vppcom_conf -e LD_LIBRARY_PATH=$docker_lib64_dir ${docker_ld_preload}$docker_os ${docker_app_dir}${clnt_app}" >> $cmd3_file
+        echo "docker run -it --cpuset-cpus='4-7' -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir  -v $ld_preload_dir:$docker_ld_preload_dir -v $vcl_config_dir:$docker_vcl_config_dir -e VCL_CONFIG=${docker_vcl_config_dir}$vcl_config -e LD_LIBRARY_PATH=$docker_lib64_dir ${docker_ld_preload}$docker_os ${docker_app_dir}${clnt_app}" >> $cmd3_file
         write_script_footer $cmd3_file $perf_client
         chmod +x $cmd3_file
     fi
@@ -769,7 +801,7 @@ docker_vcl() {
         gdb_cmdfile=$VPPCOM_SERVER_GDB_CMDFILE
         set_pre_cmd $emacs_server $gdb_server
         write_script_header $cmd2_file $tmp_gdb_cmdfile "$title2" "sleep 2"
-        echo "docker run -it --cpuset-cpus='4-7' -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir -v $vppcom_conf_dir:$docker_vppcom_conf_dir -p $sock_srvr_port:$sock_srvr_port -e VPPCOM_CONF=${docker_vppcom_conf_dir}/$vppcom_conf -e LD_LIBRARY_PATH=$docker_lib64_dir $docker_os ${docker_app_dir}${srvr_app}" >> $cmd2_file
+        echo "docker run -it --cpuset-cpus='4-7' -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir -v $vcl_config_dir:$docker_vcl_config_dir -p $sock_srvr_port:$sock_srvr_port -e VCL_CONFIG=${docker_vcl_config_dir}/$vcl_config -e LD_LIBRARY_PATH=$docker_lib64_dir $docker_os ${docker_app_dir}${srvr_app}" >> $cmd2_file
         write_script_footer $cmd2_file $perf_server
         chmod +x $cmd2_file
     fi
@@ -781,7 +813,7 @@ docker_vcl() {
         set_pre_cmd $emacs_client $gdb_client
         write_script_header $cmd3_file $tmp_gdb_cmdfile "$title3" "sleep 3"
         echo "$get_docker_server_ip4addr" >> $cmd3_file
-        echo "docker run -it --cpuset-cpus='4-7' -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir -v $vppcom_conf_dir:$docker_vppcom_conf_dir -e VPPCOM_CONF=${docker_vppcom_conf_dir}/$vppcom_conf -e LD_LIBRARY_PATH=$docker_lib64_dir $docker_os ${docker_app_dir}${clnt_app}" >> $cmd3_file
+        echo "docker run -it --cpuset-cpus='4-7' -v $vpp_shm_dir:$vpp_shm_dir -v $vpp_dir:$docker_vpp_dir -v $lib64_dir:$docker_lib64_dir -v $vcl_config_dir:$docker_vcl_config_dir -e VCL_CONFIG=${docker_vcl_config_dir}/$vcl_config -e LD_LIBRARY_PATH=$docker_lib64_dir $docker_os ${docker_app_dir}${clnt_app}" >> $cmd3_file
         write_script_footer $cmd3_file $perf_client
         chmod +x $cmd3_file
     fi