From 3a4aebe94706296c8abb7097b90c74944c50403a Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Thu, 13 Apr 2023 16:40:02 +0900
Subject: [PATCH 01/11] ulclsctplb test validation updated using socat

---
 cicd/ulclsctplb/client        | Bin 17320 -> 0 bytes
 cicd/ulclsctplb/client.c      |  96 ------------------------
 cicd/ulclsctplb/server        | Bin 17400 -> 0 bytes
 cicd/ulclsctplb/server.c      | 137 ----------------------------------
 cicd/ulclsctplb/validation.sh |  15 ++--
 5 files changed, 9 insertions(+), 239 deletions(-)
 delete mode 100755 cicd/ulclsctplb/client
 delete mode 100644 cicd/ulclsctplb/client.c
 delete mode 100755 cicd/ulclsctplb/server
 delete mode 100644 cicd/ulclsctplb/server.c

diff --git a/cicd/ulclsctplb/client b/cicd/ulclsctplb/client
deleted file mode 100755
index 424dcc34da1f87c78d506ce0a9eeef383488ea81..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

literal 17320
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diff --git a/cicd/ulclsctplb/client.c b/cicd/ulclsctplb/client.c
deleted file mode 100644
index 0c4c30cd..00000000
--- a/cicd/ulclsctplb/client.c
+++ /dev/null
@@ -1,96 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in.h>
-#include <netinet/sctp.h>
-#include <arpa/inet.h>
-#define MAX_BUFFER 1024
-#define MY_PORT_NUM 8080 /* This can be changed to suit the need and should be same in server and client */
-
-int
-main (int argc, char* argv[])
-{
-  int connSock, in, i, ret, flags;
-  struct sockaddr_in servaddr;
-  struct sctp_status status;
-  struct sctp_sndrcvinfo sndrcvinfo;
-  char buffer[MAX_BUFFER + 1];
-  int datalen = 0;
-  fd_set read_fd_set;
-
-  /*Get the input from user*/
-  //printf("Enter data to send: ");
-  //fgets(buffer, MAX_BUFFER, stdin);
-  /* Clear the newline or carriage return from the end*/
-  //buffer[strcspn(buffer, "\r\n")] = 0;
-  /* Sample input */
-  strncpy (buffer, "Hello Server", 12);
-  buffer[12] = '\0';
-  datalen = strlen(buffer);
-
-  connSock = socket (AF_INET, SOCK_STREAM, IPPROTO_SCTP);
-
-  if (connSock == -1)
-  {
-      printf("Socket creation failed\n");
-      perror("socket()");
-      exit(1);
-  }
-
-  bzero ((void *) &servaddr, sizeof (servaddr));
-  servaddr.sin_family = AF_INET;
-  servaddr.sin_port = htons (atoi(argv[2]));
-  servaddr.sin_addr.s_addr = inet_addr (argv[1]);
-
-  ret = connect (connSock, (struct sockaddr *) &servaddr, sizeof (servaddr));
-
-  if (ret == -1)
-  {
-      printf("Connection failed\n");
-      perror("connect()");
-      close(connSock);
-      exit(1);
-  }
-  FD_ZERO(&read_fd_set);
-  ret = sctp_sendmsg (connSock, (void *) buffer, (size_t) datalen,
-        NULL, 0, 0, 0, 0, 0, 0);
-  if(ret == -1 )
-  {
-    printf("Error in sctp_sendmsg\n");
-    perror("sctp_sendmsg()");
-  }
-  else {
-   //       printf("Successfully sent %d bytes data to server\n", ret);
-          FD_SET(connSock, &read_fd_set);
-          int ret_val = select(FD_SETSIZE, &read_fd_set, NULL, NULL, NULL);
-          if (ret_val >= 0) {
-              if (FD_ISSET(connSock, &read_fd_set)) {
-
-                  in = sctp_recvmsg (connSock, buffer, sizeof (buffer),
-                          (struct sockaddr *) NULL, 0, &sndrcvinfo, &flags);
-
-                  if( in == -1)
-                  {
-                    printf("Error in sctp_recvmsg\n");
-                    perror("sctp_recvmsg()");
-                    close(connSock);
-                    return -1;
-                  }
-                  else {
-                    //Add '\0' in case of text data
-                    buffer[in] = '\0';
-
-                    // printf (" Length of Data received: %d\n", in);
-                    printf ("%s", (char *) buffer);
-                  }
-            }
-       }
-  }
-
-  close (connSock);
-
-  return 0;
-}
diff --git a/cicd/ulclsctplb/server b/cicd/ulclsctplb/server
deleted file mode 100755
index 8f33a49ff830bb0acd99f02a9dc0dd2632de6702..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/cicd/ulclsctplb/server.c b/cicd/ulclsctplb/server.c
deleted file mode 100644
index 182e20cc..00000000
--- a/cicd/ulclsctplb/server.c
+++ /dev/null
@@ -1,137 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#include <time.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in.h>
-#include <netinet/sctp.h>
-#define MAX_BUFFER 1024
-#define MY_PORT_NUM 8080 /* This can be changed to suit the need and should be same in server and client */
-
-int
-main (int argc, char* argv[])
-{
-  int listenSock, connSock, ret, in, flags, i;
-  struct sockaddr_in servaddr;
-  struct sctp_initmsg initmsg;
-  struct sctp_event_subscribe events;
-  struct sctp_sndrcvinfo sndrcvinfo;
-  char buffer[MAX_BUFFER + 1];
-  int count = 0;
-  fd_set read_fd_set;
-
-  listenSock = socket (AF_INET, SOCK_STREAM, IPPROTO_SCTP);
-  if(listenSock == -1)
-  {
-      printf("Failed to create socket\n");
-      perror("socket()");
-      exit(1);
-  }
-
-  bzero ((void *) &servaddr, sizeof (servaddr));
-  servaddr.sin_family = AF_INET;
-  servaddr.sin_addr.s_addr = htonl (INADDR_ANY);
-  servaddr.sin_port = htons (MY_PORT_NUM);
-
-  ret = bind (listenSock, (struct sockaddr *) &servaddr, sizeof (servaddr));
-
-  if(ret == -1 )
-  {
-      printf("Bind failed \n");
-      perror("bind()");
-      close(listenSock);
-      exit(1);
-  }
-
-  /* Specify that a maximum of 5 streams will be available per socket */
-  memset (&initmsg, 0, sizeof (initmsg));
-  initmsg.sinit_num_ostreams = 5;
-  initmsg.sinit_max_instreams = 5;
-  initmsg.sinit_max_attempts = 4;
-  ret = setsockopt (listenSock, IPPROTO_SCTP, SCTP_INITMSG,
-      &initmsg, sizeof (initmsg));
-
-  if(ret == -1 )
-  {
-      printf("setsockopt() failed \n");
-      perror("setsockopt()");
-      close(listenSock);
-      exit(1);
-  }
-
-  ret = listen (listenSock, 5);
-  if(ret == -1 )
-  {
-      printf("listen() failed \n");
-      perror("listen()");
-      close(listenSock);
-      exit(1);
-  }
-
-  while (1)
-  {
-          char buffer[MAX_BUFFER + 1];
-          int len;
-          FD_ZERO(&read_fd_set);
-
-          //Clear the buffer
-          bzero (buffer, MAX_BUFFER + 1);
-
-          //printf ("Awaiting a new connection\n");
-
-          connSock = accept (listenSock, (struct sockaddr *) NULL, (int *) NULL);
-          if (connSock == -1)
-          {
-                  printf("accept() failed\n");
-                  perror("accept()");
-                  close(connSock);
-                  continue;
-          }
-          else
-                  //printf ("Server: New client connected to %s\n", argv[1]);
-          count++;
-          FD_SET(connSock, &read_fd_set);
-          int ret_val = select(FD_SETSIZE, &read_fd_set, NULL, NULL, NULL);
-          if (ret_val >= 0) {
-                  if (FD_ISSET(connSock, &read_fd_set)) {
-                          in = sctp_recvmsg (connSock, buffer, sizeof (buffer),
-                                          (struct sockaddr *) NULL, 0, &sndrcvinfo, &flags);
-
-                          if( in == -1)
-                          {
-                                  printf("Server: Error in sctp_recvmsg\n");
-                                  perror("sctp_recvmsg()");
-                                  close(connSock);
-                                  continue;
-                          }
-                          else
-                          {
-                                  //Add '\0' in case of text data
-                                  buffer[in] = '\0';
-                                  //printf (" Length of Data received: %d\n", in);
-                                  //printf (" Data : %s\n", (char *) buffer);
-                                  strncpy (buffer, argv[1], strlen(argv[1]));
-                                  buffer[strlen(argv[1])] = '\0';
-                                  int datalen = strlen(buffer);
-
-                                  ret = sctp_sendmsg (connSock, (void *) buffer, (size_t) datalen,
-                                                  NULL, 0, 0, 0, 0, 0, 0);
-                                  if(ret == -1 )
-                                  {
-                                          printf("Error in sctp_sendmsg\n");
-                                          perror("sctp_sendmsg()");
-                                  }
-                                  //else
-                                    //      printf("Successfully sent %d bytes data to client\n", ret);
-                          }
-                          close (connSock);
-                          if (count == 5)
-                              exit(0);
-                  }
-          }
-  }
-
-  return 0;
-}
diff --git a/cicd/ulclsctplb/validation.sh b/cicd/ulclsctplb/validation.sh
index e83c26ae..45f07050 100755
--- a/cicd/ulclsctplb/validation.sh
+++ b/cicd/ulclsctplb/validation.sh
@@ -1,20 +1,21 @@
 #!/bin/bash
 source ../common.sh
 echo SCENARIO-ulclsctplb
-$hexec l3e1 ./server server1 &
-$hexec l3e2 ./server server2 &
-$hexec l3e3 ./server server3 &
+$hexec l3e1 socat -v -T0.5 sctp-l:8080,bind=25.25.25.1,reuseaddr,fork system:"echo 'server1'; cat" >/dev/null 2>&1 &
+$hexec l3e2 socat -v -T0.5 sctp-l:8080,bind=26.26.26.1,reuseaddr,fork system:"echo 'server2'; cat" >/dev/null 2>&1 &
+$hexec l3e3 socat -v -T0.5 sctp-l:8080,bind=27.27.27.1,reuseaddr,fork system:"echo 'server3'; cat" >/dev/null 2>&1 &
 
 sleep 5
 code=0
 servArr=( "server1" "server2" "server3" )
 ep=( "25.25.25.1" "26.26.26.1" "27.27.27.1" )
+ueIp=( "" "32.32.32.1" "31.31.31.1" )
 j=0
 waitCount=0
 while [ $j -le 2 ]
 do
     #res=$($hexec ue1 curl ${ep[j]}:8080)
-    res=`$hexec ue1 ./client ${ep[j]} 8080`
+    res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080,bind=${ueIp[1]}`
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -27,6 +28,7 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-ulclsctplb [FAILED]
+            sudo pkill -9 socat 2>&1 > /dev/null
             exit 1
         fi
 
@@ -40,7 +42,8 @@ for i in {1..2}
 do
 for j in {0..2}
 do
-    res=$($hexec ue$k ./client 88.88.88.88 2020)
+    #res=$($hexec ue$k ../common/sctp_client ${ueIp[k]} 88.88.88.88 2020)
+    res=$($hexec ue$k socat -T10 - SCTP:88.88.88.88:2020,bind=${ueIp[k]})
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
@@ -66,5 +69,5 @@ then
 else
     echo SCENARIO-ulclsctplb [FAILED]
 fi
+sudo pkill -9 socat 2>&1 > /dev/null
 exit $code
-

From 1e5b0c864685764d63046a5635aa29abec802f64 Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Thu, 13 Apr 2023 17:03:58 +0900
Subject: [PATCH 02/11] testing sctp socat

---
 cicd/ulclsctplb/validation.sh | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/cicd/ulclsctplb/validation.sh b/cicd/ulclsctplb/validation.sh
index 45f07050..9d11040d 100755
--- a/cicd/ulclsctplb/validation.sh
+++ b/cicd/ulclsctplb/validation.sh
@@ -16,7 +16,7 @@ while [ $j -le 2 ]
 do
     #res=$($hexec ue1 curl ${ep[j]}:8080)
     res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080,bind=${ueIp[1]}`
-    #echo $res
+    echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
         echo "$res UP"
@@ -28,8 +28,8 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-ulclsctplb [FAILED]
-            sudo pkill -9 socat 2>&1 > /dev/null
-            exit 1
+            #sudo pkill -9 socat 2>&1 > /dev/null
+            #exit 1
         fi
 
     fi

From 88c3ecf75d79504b1ff938c7cb0778f12c3fbd42 Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Thu, 13 Apr 2023 17:18:15 +0900
Subject: [PATCH 03/11] testing sctp socat

---
 cicd/ulclsctplb/validation.sh | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/cicd/ulclsctplb/validation.sh b/cicd/ulclsctplb/validation.sh
index 9d11040d..372d7f63 100755
--- a/cicd/ulclsctplb/validation.sh
+++ b/cicd/ulclsctplb/validation.sh
@@ -1,9 +1,9 @@
 #!/bin/bash
 source ../common.sh
 echo SCENARIO-ulclsctplb
-$hexec l3e1 socat -v -T0.5 sctp-l:8080,bind=25.25.25.1,reuseaddr,fork system:"echo 'server1'; cat" >/dev/null 2>&1 &
-$hexec l3e2 socat -v -T0.5 sctp-l:8080,bind=26.26.26.1,reuseaddr,fork system:"echo 'server2'; cat" >/dev/null 2>&1 &
-$hexec l3e3 socat -v -T0.5 sctp-l:8080,bind=27.27.27.1,reuseaddr,fork system:"echo 'server3'; cat" >/dev/null 2>&1 &
+$hexec l3e1 nohup socat -v -T0.5 sctp-l:8080,bind=25.25.25.1,reuseaddr,fork system:"echo 'server1'; cat" >/dev/null 2>&1 &
+$hexec l3e2 nohup socat -v -T0.5 sctp-l:8080,bind=26.26.26.1,reuseaddr,fork system:"echo 'server2'; cat" >/dev/null 2>&1 &
+$hexec l3e3 nohup socat -v -T0.5 sctp-l:8080,bind=27.27.27.1,reuseaddr,fork system:"echo 'server3'; cat" >/dev/null 2>&1 &
 
 sleep 5
 code=0
@@ -29,7 +29,7 @@ do
             echo "All Servers are not UP"
             echo SCENARIO-ulclsctplb [FAILED]
             #sudo pkill -9 socat 2>&1 > /dev/null
-            #exit 1
+            break
         fi
 
     fi

From 9d4657f5b00c32beba11e62c54f4ec8ede2e6396 Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Thu, 13 Apr 2023 17:38:03 +0900
Subject: [PATCH 04/11] testing sctp socat

---
 cicd/ulclsctplb/validation.sh | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/cicd/ulclsctplb/validation.sh b/cicd/ulclsctplb/validation.sh
index 372d7f63..46859146 100755
--- a/cicd/ulclsctplb/validation.sh
+++ b/cicd/ulclsctplb/validation.sh
@@ -15,7 +15,8 @@ waitCount=0
 while [ $j -le 2 ]
 do
     #res=$($hexec ue1 curl ${ep[j]}:8080)
-    res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080,bind=${ueIp[1]}`
+    #res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080,bind=${ueIp[1]}`
+    res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080`
     echo $res
     if [[ $res == "${servArr[j]}" ]]
     then

From e191df2b28e44fcd4de18a082d66b4a2f17363fb Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Fri, 14 Apr 2023 10:37:59 +0900
Subject: [PATCH 05/11] sctp client and server files updated

---
 cicd/common/sctp_client       | Bin 17320 -> 17336 bytes
 cicd/common/sctp_client.c     | 136 ++++++++++------------
 cicd/common/sctp_server       | Bin 17400 -> 17552 bytes
 cicd/common/sctp_server.c     | 212 +++++++++++++---------------------
 cicd/ulclsctplb/validation.sh |  18 +--
 5 files changed, 148 insertions(+), 218 deletions(-)

diff --git a/cicd/common/sctp_client b/cicd/common/sctp_client
index 424dcc34da1f87c78d506ce0a9eeef383488ea81..b59f57f9bc9325df4749de634624b564ccc7c516 100755
GIT binary patch
delta 2428
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diff --git a/cicd/common/sctp_client.c b/cicd/common/sctp_client.c
index 0c4c30cd..b730ba1d 100644
--- a/cicd/common/sctp_client.c
+++ b/cicd/common/sctp_client.c
@@ -1,96 +1,78 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
 #include <sys/socket.h>
 #include <sys/types.h>
 #include <netinet/in.h>
 #include <netinet/sctp.h>
 #include <arpa/inet.h>
-#define MAX_BUFFER 1024
-#define MY_PORT_NUM 8080 /* This can be changed to suit the need and should be same in server and client */
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+#define RECVBUFSIZE     4096
+#define PPID            1234
 
-int
-main (int argc, char* argv[])
+int main(int argc, char* argv[])
 {
-  int connSock, in, i, ret, flags;
-  struct sockaddr_in servaddr;
-  struct sctp_status status;
-  struct sctp_sndrcvinfo sndrcvinfo;
-  char buffer[MAX_BUFFER + 1];
-  int datalen = 0;
-  fd_set read_fd_set;
 
-  /*Get the input from user*/
-  //printf("Enter data to send: ");
-  //fgets(buffer, MAX_BUFFER, stdin);
-  /* Clear the newline or carriage return from the end*/
-  //buffer[strcspn(buffer, "\r\n")] = 0;
-  /* Sample input */
-  strncpy (buffer, "Hello Server", 12);
-  buffer[12] = '\0';
-  datalen = strlen(buffer);
+        struct sockaddr_in servaddr = {0};
+        struct sockaddr_in laddr = {0};
+        int    sockfd, in, flags;
+        char   *saddr;
+        int    sport;
+        struct sctp_status status = {0};
+        struct sctp_sndrcvinfo sndrcvinfo = {0};
+        struct sctp_event_subscribe events = {0};
+        struct sctp_initmsg initmsg = {0};
+        char   msg[1024]  = {0};
+        char   buff[1024] = {0};
+        socklen_t opt_len;
+        socklen_t slen = (socklen_t) sizeof(struct sockaddr_in);
+
+
+        sockfd = socket(AF_INET, SOCK_STREAM, IPPROTO_SCTP);
 
-  connSock = socket (AF_INET, SOCK_STREAM, IPPROTO_SCTP);
+        laddr.sin_family = AF_INET;
+        laddr.sin_port = 0;
+        laddr.sin_addr.s_addr = inet_addr(argv[1]);
 
-  if (connSock == -1)
-  {
-      printf("Socket creation failed\n");
-      perror("socket()");
-      exit(1);
-  }
+        //bind to local address
+        bind(sockfd, (struct sockaddr *)&laddr, sizeof(struct sockaddr_in));
 
-  bzero ((void *) &servaddr, sizeof (servaddr));
-  servaddr.sin_family = AF_INET;
-  servaddr.sin_port = htons (atoi(argv[2]));
-  servaddr.sin_addr.s_addr = inet_addr (argv[1]);
+        //set the association options
+        initmsg.sinit_num_ostreams = 1;
+        setsockopt( sockfd, IPPROTO_SCTP, SCTP_INITMSG, &initmsg,sizeof(initmsg));
 
-  ret = connect (connSock, (struct sockaddr *) &servaddr, sizeof (servaddr));
+        saddr = argv[2];
+        sport = atoi(argv[3]);
+        bzero( (void *)&servaddr, sizeof(servaddr) );
+        servaddr.sin_family = AF_INET;
+        servaddr.sin_port = htons(sport);
+        servaddr.sin_addr.s_addr = inet_addr( saddr );
 
-  if (ret == -1)
-  {
-      printf("Connection failed\n");
-      perror("connect()");
-      close(connSock);
-      exit(1);
-  }
-  FD_ZERO(&read_fd_set);
-  ret = sctp_sendmsg (connSock, (void *) buffer, (size_t) datalen,
-        NULL, 0, 0, 0, 0, 0, 0);
-  if(ret == -1 )
-  {
-    printf("Error in sctp_sendmsg\n");
-    perror("sctp_sendmsg()");
-  }
-  else {
-   //       printf("Successfully sent %d bytes data to server\n", ret);
-          FD_SET(connSock, &read_fd_set);
-          int ret_val = select(FD_SETSIZE, &read_fd_set, NULL, NULL, NULL);
-          if (ret_val >= 0) {
-              if (FD_ISSET(connSock, &read_fd_set)) {
 
-                  in = sctp_recvmsg (connSock, buffer, sizeof (buffer),
-                          (struct sockaddr *) NULL, 0, &sndrcvinfo, &flags);
+        connect( sockfd, (struct sockaddr *)&servaddr, sizeof(servaddr));
 
-                  if( in == -1)
-                  {
-                    printf("Error in sctp_recvmsg\n");
-                    perror("sctp_recvmsg()");
-                    close(connSock);
-                    return -1;
-                  }
-                  else {
-                    //Add '\0' in case of text data
-                    buffer[in] = '\0';
+        opt_len = (socklen_t) sizeof(struct sctp_status);
+        getsockopt(sockfd, IPPROTO_SCTP, SCTP_STATUS, &status, &opt_len);
 
-                    // printf (" Length of Data received: %d\n", in);
-                    printf ("%s", (char *) buffer);
-                  }
-            }
-       }
-  }
+        while(1)
+        {
+                strncpy (msg, "hello", strlen("hello"));
+                //printf("Sending msg to server: %s", msg);
+                sctp_sendmsg(sockfd, (const void *)msg, strlen(msg), NULL, 0,htonl(PPID), 0, 0 , 0, 0);
 
-  close (connSock);
+                in = sctp_recvmsg(sockfd, (void*)buff, RECVBUFSIZE, 
+                                  (struct sockaddr *)&servaddr, 
+                                  &slen, &sndrcvinfo, &flags);
+                if (in > 0 && in < RECVBUFSIZE - 1)
+                {
+                        buff[in] = 0;
+                        printf("%s",buff);
+                        break;
+                }
+        } 
 
-  return 0;
+        close(sockfd);
+        return 0;
 }
diff --git a/cicd/common/sctp_server b/cicd/common/sctp_server
index 8f33a49ff830bb0acd99f02a9dc0dd2632de6702..cfd6d4096b03d3e7d69fe0a2826410f5a5a1aa12 100755
GIT binary patch
delta 4191
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diff --git a/cicd/common/sctp_server.c b/cicd/common/sctp_server.c
index 182e20cc..0f8d9b4f 100644
--- a/cicd/common/sctp_server.c
+++ b/cicd/common/sctp_server.c
@@ -1,137 +1,85 @@
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <netinet/sctp.h>
+#include <arpa/inet.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
-#include <time.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <netinet/in.h>
-#include <netinet/sctp.h>
-#define MAX_BUFFER 1024
-#define MY_PORT_NUM 8080 /* This can be changed to suit the need and should be same in server and client */
-
-int
-main (int argc, char* argv[])
-{
-  int listenSock, connSock, ret, in, flags, i;
-  struct sockaddr_in servaddr;
-  struct sctp_initmsg initmsg;
-  struct sctp_event_subscribe events;
-  struct sctp_sndrcvinfo sndrcvinfo;
-  char buffer[MAX_BUFFER + 1];
-  int count = 0;
-  fd_set read_fd_set;
-
-  listenSock = socket (AF_INET, SOCK_STREAM, IPPROTO_SCTP);
-  if(listenSock == -1)
-  {
-      printf("Failed to create socket\n");
-      perror("socket()");
-      exit(1);
-  }
-
-  bzero ((void *) &servaddr, sizeof (servaddr));
-  servaddr.sin_family = AF_INET;
-  servaddr.sin_addr.s_addr = htonl (INADDR_ANY);
-  servaddr.sin_port = htons (MY_PORT_NUM);
-
-  ret = bind (listenSock, (struct sockaddr *) &servaddr, sizeof (servaddr));
-
-  if(ret == -1 )
-  {
-      printf("Bind failed \n");
-      perror("bind()");
-      close(listenSock);
-      exit(1);
-  }
-
-  /* Specify that a maximum of 5 streams will be available per socket */
-  memset (&initmsg, 0, sizeof (initmsg));
-  initmsg.sinit_num_ostreams = 5;
-  initmsg.sinit_max_instreams = 5;
-  initmsg.sinit_max_attempts = 4;
-  ret = setsockopt (listenSock, IPPROTO_SCTP, SCTP_INITMSG,
-      &initmsg, sizeof (initmsg));
-
-  if(ret == -1 )
-  {
-      printf("setsockopt() failed \n");
-      perror("setsockopt()");
-      close(listenSock);
-      exit(1);
-  }
-
-  ret = listen (listenSock, 5);
-  if(ret == -1 )
-  {
-      printf("listen() failed \n");
-      perror("listen()");
-      close(listenSock);
-      exit(1);
-  }
-
-  while (1)
-  {
-          char buffer[MAX_BUFFER + 1];
-          int len;
-          FD_ZERO(&read_fd_set);
-
-          //Clear the buffer
-          bzero (buffer, MAX_BUFFER + 1);
-
-          //printf ("Awaiting a new connection\n");
-
-          connSock = accept (listenSock, (struct sockaddr *) NULL, (int *) NULL);
-          if (connSock == -1)
-          {
-                  printf("accept() failed\n");
-                  perror("accept()");
-                  close(connSock);
-                  continue;
-          }
-          else
-                  //printf ("Server: New client connected to %s\n", argv[1]);
-          count++;
-          FD_SET(connSock, &read_fd_set);
-          int ret_val = select(FD_SETSIZE, &read_fd_set, NULL, NULL, NULL);
-          if (ret_val >= 0) {
-                  if (FD_ISSET(connSock, &read_fd_set)) {
-                          in = sctp_recvmsg (connSock, buffer, sizeof (buffer),
-                                          (struct sockaddr *) NULL, 0, &sndrcvinfo, &flags);
-
-                          if( in == -1)
-                          {
-                                  printf("Server: Error in sctp_recvmsg\n");
-                                  perror("sctp_recvmsg()");
-                                  close(connSock);
-                                  continue;
-                          }
-                          else
-                          {
-                                  //Add '\0' in case of text data
-                                  buffer[in] = '\0';
-                                  //printf (" Length of Data received: %d\n", in);
-                                  //printf (" Data : %s\n", (char *) buffer);
-                                  strncpy (buffer, argv[1], strlen(argv[1]));
-                                  buffer[strlen(argv[1])] = '\0';
-                                  int datalen = strlen(buffer);
-
-                                  ret = sctp_sendmsg (connSock, (void *) buffer, (size_t) datalen,
-                                                  NULL, 0, 0, 0, 0, 0, 0);
-                                  if(ret == -1 )
-                                  {
-                                          printf("Error in sctp_sendmsg\n");
-                                          perror("sctp_sendmsg()");
-                                  }
-                                  //else
-                                    //      printf("Successfully sent %d bytes data to client\n", ret);
-                          }
-                          close (connSock);
-                          if (count == 5)
-                              exit(0);
-                  }
-          }
-  }
-
-  return 0;
+#include <errno.h>
+
+#define RECVBUFSIZE             4096
+#define PPID                    1234
+
+int main(int argc, char* argv[]) {
+
+       struct sockaddr_in laddr = {0};
+       struct sockaddr_in caddr = {0};
+       int    sockfd, n, flags;
+       struct sctp_sndrcvinfo sinfo = {0};
+       struct sctp_event_subscribe event = {0};
+       char recvbuff[RECVBUFSIZE + 1] = {0};
+       socklen_t clen;
+
+       char *saddr, *msg;
+       int lport, mlen;
+
+       saddr = argv[1];
+       lport = atoi(argv[2]);
+       msg = argv[3];
+
+       mlen = strlen(msg);
+
+       sockfd = socket(AF_INET, SOCK_SEQPACKET, IPPROTO_SCTP);
+
+       setsockopt(sockfd, IPPROTO_SCTP, SCTP_EVENTS, &event,sizeof(struct sctp_event_subscribe));
+
+       laddr.sin_family = AF_INET;
+       laddr.sin_port = htons(lport);
+       laddr.sin_addr.s_addr = inet_addr(saddr);
+
+       bind(sockfd, (struct sockaddr *)&laddr, sizeof(struct sockaddr_in));
+
+       listen(sockfd, 1);
+
+       while(1)
+       {
+               flags = 0;
+               memset((void *)&caddr, 0, sizeof(struct sockaddr_in));
+               clen = (socklen_t)sizeof(struct sockaddr_in);
+               memset((void *)&sinfo, 0, sizeof(struct sctp_sndrcvinfo));
+
+               n = sctp_recvmsg(sockfd, (void*)recvbuff, RECVBUFSIZE,(struct sockaddr *)&caddr, &clen, &sinfo, &flags);
+               if (-1 == n)
+               {
+                       printf("Error with sctp_recvmsg: %d\n", errno);
+                       perror("Description: ");
+                       printf("Waiting..\n");
+                       sleep(1);
+                       continue;
+               }
+
+               if (flags & MSG_NOTIFICATION)
+               {
+                       printf("Notification received from %s:%u\n", inet_ntoa(caddr.sin_addr), ntohs(caddr.sin_port));
+               }
+               else
+               {
+                       printf("Received from %s:%u on stream %d, PPID %d.: %s\n",
+                               inet_ntoa(caddr.sin_addr),
+                               ntohs(caddr.sin_port),
+                               sinfo.sinfo_stream,
+                               ntohl(sinfo.sinfo_ppid),
+                               recvbuff);
+               }
+
+               printf("Sending msg to client: %s\n", msg);
+               sctp_sendmsg(sockfd, (const void *)msg, strlen(msg), (struct sockaddr *)&caddr, clen, htonl(PPID), 0, 0 , 0, 0);
+
+       }//while
+
+       close(sockfd);
+       return (0);
 }
+ 
diff --git a/cicd/ulclsctplb/validation.sh b/cicd/ulclsctplb/validation.sh
index 46859146..11132c23 100755
--- a/cicd/ulclsctplb/validation.sh
+++ b/cicd/ulclsctplb/validation.sh
@@ -1,9 +1,9 @@
 #!/bin/bash
 source ../common.sh
 echo SCENARIO-ulclsctplb
-$hexec l3e1 nohup socat -v -T0.5 sctp-l:8080,bind=25.25.25.1,reuseaddr,fork system:"echo 'server1'; cat" >/dev/null 2>&1 &
-$hexec l3e2 nohup socat -v -T0.5 sctp-l:8080,bind=26.26.26.1,reuseaddr,fork system:"echo 'server2'; cat" >/dev/null 2>&1 &
-$hexec l3e3 nohup socat -v -T0.5 sctp-l:8080,bind=27.27.27.1,reuseaddr,fork system:"echo 'server3'; cat" >/dev/null 2>&1 &
+$hexec l3e1 nohup ../common/sctp_server 25.25.25.1 8080 server1 >/dev/null 2>&1 &
+$hexec l3e2 nohup ../common/sctp_server 26.26.26.1 8080 server2 >/dev/null 2>&1 &
+$hexec l3e3 nohup ../common/sctp_server 27.27.27.1 8080 server3 >/dev/null 2>&1 &
 
 sleep 5
 code=0
@@ -16,7 +16,7 @@ while [ $j -le 2 ]
 do
     #res=$($hexec ue1 curl ${ep[j]}:8080)
     #res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080,bind=${ueIp[1]}`
-    res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080`
+    res=`$hexec ue1 ../common/sctp_client ${ueIp[1]} ${ep[j]} 8080`
     echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -29,8 +29,8 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-ulclsctplb [FAILED]
-            #sudo pkill -9 socat 2>&1 > /dev/null
-            break
+            sudo pkill -9 sctp_server >/dev/null 2>&1
+            exit 1
         fi
 
     fi
@@ -43,8 +43,8 @@ for i in {1..2}
 do
 for j in {0..2}
 do
-    #res=$($hexec ue$k ../common/sctp_client ${ueIp[k]} 88.88.88.88 2020)
-    res=$($hexec ue$k socat -T10 - SCTP:88.88.88.88:2020,bind=${ueIp[k]})
+    res=$($hexec ue$k ../common/sctp_client ${ueIp[k]} 88.88.88.88 2020)
+    #res=$($hexec ue$k socat -T10 - SCTP:88.88.88.88:2020,bind=${ueIp[k]})
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
@@ -70,5 +70,5 @@ then
 else
     echo SCENARIO-ulclsctplb [FAILED]
 fi
-sudo pkill -9 socat 2>&1 > /dev/null
+sudo pkill -9 sctp_server >/dev/null 2>&1
 exit $code

From 51aa067bdba0ced470d2eec47e7c5c89cb192836 Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Fri, 14 Apr 2023 11:19:57 +0900
Subject: [PATCH 06/11] sctp LB test scripts updated to new server and clients

---
 cicd/cluster2/validation.sh      | 19 ++++++++++---------
 cicd/sctpfullnat/validation.sh   | 16 +++++++++-------
 cicd/sctpfullnatl2/config.sh     |  2 +-
 cicd/sctpfullnatl2/validation.sh | 15 ++++++++-------
 cicd/sctplb/validation.sh        | 19 +++++++++++--------
 cicd/sctplbdsr/validation.sh     | 13 +++++++------
 cicd/sctptunlb/validation.sh     | 18 +++++++++++-------
 7 files changed, 57 insertions(+), 45 deletions(-)

diff --git a/cicd/cluster2/validation.sh b/cicd/cluster2/validation.sh
index 0d1fe5b5..76889474 100755
--- a/cicd/cluster2/validation.sh
+++ b/cicd/cluster2/validation.sh
@@ -49,7 +49,7 @@ function tcp_validate() {
         then
             echo "All TCP Servers are not UP" >&2
             echo CLUSTER-2 [FAILED] >&2
-            sudo pkill node
+            sudo pkill -9 node 2>&1 > /dev/null
             exit 1
         fi
     fi
@@ -91,9 +91,9 @@ function tcp_validate() {
 }
 
 function sctp_validate() {
-  $hexec ep1 ../common/sctp_server server1 &
-  $hexec ep2 ../common/sctp_server server2 &
-  $hexec ep3 ../common/sctp_server server3 &
+  $hexec ep1 ../common/sctp_server ${ep[0]} 8080 server1 >/dev/null 2>&1 &
+  $hexec ep2 ../common/sctp_server ${ep[1]} 8080 server2 >/dev/null 2>&1 &
+  $hexec ep3 ../common/sctp_server ${ep[2]} 8080 server3 >/dev/null 2>&1 &
 
   sleep 20
 
@@ -107,7 +107,7 @@ function sctp_validate() {
   else
     $hexec r2 ip route list match 20.20.20.1 >&2
     echo "BGP Service Route [NOK]" >&2
-    sudo pkill sctp_server
+    sudo pkill -9 sctp_server  >/dev/null 2&1
     return 1
   fi 
   
@@ -117,7 +117,7 @@ function sctp_validate() {
   waitCount=0
   while [ $j -le 2 ]
   do
-    res=$($hexec user timeout 10 ../common/sctp_client ${ep[j]} 8080)
+    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 ${ep[j]} 8080)
     if [[ $res == "${servArr[j]}" ]]
     then
         echo "$res UP" >&2
@@ -129,6 +129,7 @@ function sctp_validate() {
         then
             echo "All SCTP Servers are not UP" >&2
             echo CLUSTER-2 [FAILED] >&2
+            sudo pkill -9 sctp_server  >/dev/null 2&1
             exit 1
         fi
 
@@ -140,7 +141,7 @@ function sctp_validate() {
   do
   for j in {0..2}
   do
-    res=$($hexec user timeout 10 ../common/sctp_client 20.20.20.1 2020)
+    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 20.20.20.1 2020)
     echo -e $res >&2
     ids=`echo "${res//[!0-9]/}"`
     if [[ $res == *"server"* ]]; then
@@ -165,7 +166,7 @@ function sctp_validate() {
     sleep 1
   done
   done
-  sudo pkill sctp_server
+  sudo pkill -9 sctp_server >/dev/null 2>&1
   echo $code
 }
 
@@ -319,5 +320,5 @@ then
 else
     echo CLUSTER-2 SCTP [FAILED]
 fi
-
+sudo pkill -9 sctp_server >/dev/null 2>&1
 exit $code
diff --git a/cicd/sctpfullnat/validation.sh b/cicd/sctpfullnat/validation.sh
index 0f52a1c5..26cc0c7a 100755
--- a/cicd/sctpfullnat/validation.sh
+++ b/cicd/sctpfullnat/validation.sh
@@ -1,18 +1,19 @@
 #!/bin/bash
 source ../common.sh
 echo SCENARIO-SCTP-FULLNAT
-$hexec ep1 ./server server1 &
-$hexec ep2 ./server server2 &
+servArr=( "server1" "server2" )
+ep=( "10.0.3.10" "10.0.3.11" )
+
+$hexec ep1 ../common/sctp_server ${ep[0]} 38412 server1 >/dev/null 2>&1 &
+$hexec ep2 ../common/sctp_server ${ep[1]} 38412 server2 >/dev/null 2>&1 &
 
 sleep 5
 code=0
-servArr=( "server1" "server2" )
-ep=( "10.0.3.10" "10.0.3.11" )
 j=0
 waitCount=0
 while [ $j -le 1 ]
 do
-    res=$($hexec c1 ./client ${ep[j]} 38412)
+    res=$($hexec c1 ../common/sctp_client 10.0.3.71 ${ep[j]} 38412)
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -25,6 +26,7 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-SCTP-FULLNAT [FAILED]
+            sudo pkill -9 -x  sctp_server >/dev/null 2>&1
             exit 1
         fi
 
@@ -36,7 +38,7 @@ for i in {1..4}
 do
 for j in {0..1}
 do
-    res=$($hexec c1 ./client 20.20.20.1 38412)
+    res=$($hexec c1 ../common/sctp_client 10.0.3.71 20.20.20.1 38412)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
@@ -51,6 +53,6 @@ then
 else
     echo SCENARIO-SCTP-FULLNAT [FAILED]
 fi
-sudo pkill -9 -x  server >/dev/null 2>&1
+sudo pkill -9 -x  sctp_server >/dev/null 2>&1
 exit $code
 
diff --git a/cicd/sctpfullnatl2/config.sh b/cicd/sctpfullnatl2/config.sh
index ab6968f8..7a119525 100755
--- a/cicd/sctpfullnatl2/config.sh
+++ b/cicd/sctpfullnatl2/config.sh
@@ -37,6 +37,6 @@ create_docker_host_cnbridge --host1 br1 --host2 c1
 ##Create LB rule
 $dexec llb1 loxicmd create lb 10.2.100.85 --sctp=38412:38412 --endpoints=10.2.96.58:1,10.2.89.253:1 --mode=fullnat
 
-#$dexec llb1 bash -c 'for i in /proc/sys/net/ipv4/conf/*/rp_filter; do echo 0 > "$i"; done'
+$dexec llb1 bash -c 'for i in /proc/sys/net/ipv4/conf/*/rp_filter; do echo 0 > "$i"; done'
 
 sleep 10
diff --git a/cicd/sctpfullnatl2/validation.sh b/cicd/sctpfullnatl2/validation.sh
index 8226881c..869a048c 100755
--- a/cicd/sctpfullnatl2/validation.sh
+++ b/cicd/sctpfullnatl2/validation.sh
@@ -1,18 +1,18 @@
 #!/bin/bash
 source ../common.sh
 echo SCENARIO-SCTP-FULLNAT
-$hexec ep1 ./server server1 &
-$hexec ep2 ./server server2 &
+servArr=( "server1" "server2" )
+ep=( "10.2.96.58" "10.2.89.253" )
+$hexec ep1 ../common/sctp_server ${ep[0]} 38412 server1 >/dev/null 2>&1 &
+$hexec ep2 ../common/sctp_server ${ep[1]} 38412 server2 >/dev/null 2>&1 &
 
 sleep 5
 code=0
-servArr=( "server1" "server2" )
-ep=( "10.2.96.58" "10.2.89.253" )
 j=0
 waitCount=0
 while [ $j -le 1 ]
 do
-    res=$($hexec c1 ./client ${ep[j]} 38412)
+    res=$($hexec c1 ../common/sctp_client 10.2.9.19 ${ep[j]} 38412)
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -25,6 +25,7 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-SCTP-FULLNAT [FAILED]
+            sudo pkill -9 -x  sctp_server >/dev/null 2>&1
             exit 1
         fi
 
@@ -36,7 +37,7 @@ for i in {1..4}
 do
 for j in {0..1}
 do
-    res=$($hexec c1 ./client 10.2.100.85 38412)
+    res=$($hexec c1 ../common/sctp_client 10.2.9.19 10.2.100.85 38412)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
@@ -51,6 +52,6 @@ then
 else
     echo SCENARIO-SCTP-FULLNAT [FAILED]
 fi
-sudo pkill -9 -x  server >/dev/null 2>&1
+sudo pkill -9 -x  sctp_server >/dev/null 2>&1
 exit $code
 
diff --git a/cicd/sctplb/validation.sh b/cicd/sctplb/validation.sh
index ad30c8ab..c24906c9 100755
--- a/cicd/sctplb/validation.sh
+++ b/cicd/sctplb/validation.sh
@@ -1,19 +1,21 @@
 #!/bin/bash
 source ../common.sh
 echo SCENARIO-sctplb
-$hexec l3ep1 ../common/sctp_server server1 &
-$hexec l3ep2 ../common/sctp_server server2 &
-$hexec l3ep3 ../common/sctp_server server3 &
 
-sleep 5
-code=0
 servArr=( "server1" "server2" "server3" )
 ep=( "31.31.31.1" "32.32.32.1" "33.33.33.1" )
+
+$hexec l3ep1 ../common/sctp_server ${ep[0]} 8080 server1 >/dev/null 2>&1 &
+$hexec l3ep2 ../common/sctp_server ${ep[1]} 8080 server2 >/dev/null 2>&1 &
+$hexec l3ep3 ../common/sctp_server ${ep[2]} 8080 server3 >/dev/null 2>&1 &
+
+sleep 5
+code=0
 j=0
 waitCount=0
 while [ $j -le 2 ]
 do
-    res=$($hexec l3h1 timeout 10 ../common/sctp_client ${ep[j]} 8080)
+    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 ${ep[j]} 8080)
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -26,6 +28,7 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-sctplb [FAILED]
+            sudo pkill sctp_server >/dev/null 2>&1
             exit 1
         fi
 
@@ -37,7 +40,7 @@ for i in {1..4}
 do
 for j in {0..2}
 do
-    res=$($hexec l3h1 timeout 10 ../common/sctp_client 20.20.20.1 2020)
+    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 20.20.20.1 2020)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
@@ -46,7 +49,7 @@ do
     sleep 1
 done
 done
-sudo pkill sctp_server
+sudo pkill sctp_server >/dev/null 2>&1
 if [[ $code == 0 ]]
 then
     echo SCENARIO-sctplb [OK]
diff --git a/cicd/sctplbdsr/validation.sh b/cicd/sctplbdsr/validation.sh
index 18cf5b0e..6a08bd69 100755
--- a/cicd/sctplbdsr/validation.sh
+++ b/cicd/sctplbdsr/validation.sh
@@ -5,20 +5,21 @@ echo SCENARIO-sctplbdsr
 #$hexec l3ep2 socat -v -T0.5 sctp-l:2020,reuseaddr,fork system:"echo 'server2'; cat" >/dev/null 2>&1 &
 #$hexec l3ep3 socat -v -T0.5 sctp-l:2020,reuseaddr,fork system:"echo 'server3'; cat" >/dev/null 2>&1 &
 
-$hexec l3ep1 ./sctp_server server1 &
-$hexec l3ep2 ./sctp_server server2 &
-$hexec l3ep3 ./sctp_server server3 &
+servArr=( "server1" "server2" "server3" )
+ep=( "31.31.31.1" "32.32.32.1" "33.33.33.1" )
+
+$hexec l3ep1 ./sctp_server ${ep[0]} 2020 server1 >/dev/null 2>&1 &
+$hexec l3ep2 ./sctp_server ${ep[1]} 2020 server2 >/dev/null 2>&1 &
+$hexec l3ep3 ./sctp_server ${ep[2]} 2020 server3 >/dev/null 2>&1 &
 
 sleep 5
 code=0
-servArr=( "server1" "server2" "server3" )
-ep=( "31.31.31.1" "32.32.32.1" "33.33.33.1" )
 j=0
 waitCount=0
 while [ $j -le 2 ]
 do
     #res=$($hexec l3h1 socat -T10 - SCTP:${ep[j]}:2020)
-    res=$($hexec l3h1 timeout 10 ../common/sctp_client ${ep[j]} 2020)
+    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 ${ep[j]} 2020)
     echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
diff --git a/cicd/sctptunlb/validation.sh b/cicd/sctptunlb/validation.sh
index 0545a7a4..ea207b63 100755
--- a/cicd/sctptunlb/validation.sh
+++ b/cicd/sctptunlb/validation.sh
@@ -1,20 +1,22 @@
 #!/bin/bash
 source ../common.sh
 echo SCENARIO-sctptunlb
-$hexec l3e1 ./server server1 &
-$hexec l3e2 ./server server2 &
-$hexec l3e3 ./server server3 &
+servArr=( "server1" "server2" "server3" )
+ep=( "25.25.25.1" "26.26.26.1" "27.27.27.1" )
+ueIP=( "" "32.32.32.1" "31.31.31.1" )
+
+$hexec l3e1 ../common/sctp_server ${ep[0]} 8080 server1 >/dev/null 2>&1 &
+$hexec l3e2 ../common/sctp_server ${ep[1]} 8080 server2 >/dev/null 2>&1 &
+$hexec l3e3 ../common/sctp_server ${ep[2]} 8080 server3 >/dev/null 2>&1 &
 
 sleep 5
 code=0
-servArr=( "server1" "server2" "server3" )
-ep=( "25.25.25.1" "26.26.26.1" "27.27.27.1" )
 j=0
 waitCount=0
 while [ $j -le 2 ]
 do
     #res=$($hexec ue1 curl ${ep[j]}:8080)
-    res=`$hexec h1 ./client ${ep[j]} 8080`
+    res=`$hexec h1 ../common/sctp_client 32.32.32.1 ${ep[j]} 8080`
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -27,6 +29,7 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-sctptunlb [FAILED]
+            sudo pkill sctp_server >/dev/null 2>&1
             exit 1
         fi
 
@@ -40,7 +43,7 @@ for i in {1..2}
 do
 for j in {0..2}
 do
-    res=$($hexec h$k ./client 88.88.88.88 2020)
+    res=$($hexec h$k ../common/sctp_client ${ueIp[k]} 88.88.88.88 2020)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
@@ -66,5 +69,6 @@ then
 else
     echo SCENARIO-sctptunlb [FAILED]
 fi
+sudo pkill sctp_server >/dev/null 2>&1
 exit $code
 

From 53e04e00df3b9958a5357bb4963415017cc77349 Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Fri, 14 Apr 2023 12:08:05 +0900
Subject: [PATCH 07/11] Typo corrected in the script

---
 cicd/sctptunlb/validation.sh | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/cicd/sctptunlb/validation.sh b/cicd/sctptunlb/validation.sh
index ea207b63..7d556ecd 100755
--- a/cicd/sctptunlb/validation.sh
+++ b/cicd/sctptunlb/validation.sh
@@ -43,20 +43,20 @@ for i in {1..2}
 do
 for j in {0..2}
 do
-    res=$($hexec h$k ../common/sctp_client ${ueIp[k]} 88.88.88.88 2020)
+    res=$($hexec h$k ../common/sctp_client ${ueIP[k]} 88.88.88.88 2020)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
         echo -e "Expected ${servArr[j]}, Received : $res"
-        if [[ "$res" != *"server"* ]];
-        then
-            echo "llb1 ct"
-            $dexec llb1 loxicmd get ct
-            echo "llb2 ct"
-            $dexec llb2 loxicmd get ct
-            echo "llb2 ip neigh"
-            $dexec llb2 ip neigh
-        fi
+#        if [[ "$res" != *"server"* ]];
+#        then
+#            echo "llb1 ct"
+#            $dexec llb1 loxicmd get ct
+#            echo "llb2 ct"
+#            $dexec llb2 loxicmd get ct
+#            echo "llb2 ip neigh"
+#            $dexec llb2 ip neigh
+#        fi
         code=1
     fi
     sleep 1

From d40600a4a6710de736f6ee7cff4967313d5e18df Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Fri, 14 Apr 2023 12:22:06 +0900
Subject: [PATCH 08/11] test case script fixed

---
 cicd/sctplbdsr/sctp_server   | Bin 17408 -> 0 bytes
 cicd/sctplbdsr/validation.sh |   9 +++++----
 2 files changed, 5 insertions(+), 4 deletions(-)
 delete mode 100755 cicd/sctplbdsr/sctp_server

diff --git a/cicd/sctplbdsr/sctp_server b/cicd/sctplbdsr/sctp_server
deleted file mode 100755
index 4406c64e088ac6d6def12372910e852bde10afc2..0000000000000000000000000000000000000000
GIT binary patch
literal 0
HcmV?d00001

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diff --git a/cicd/sctplbdsr/validation.sh b/cicd/sctplbdsr/validation.sh
index 6a08bd69..e1a02c93 100755
--- a/cicd/sctplbdsr/validation.sh
+++ b/cicd/sctplbdsr/validation.sh
@@ -8,9 +8,9 @@ echo SCENARIO-sctplbdsr
 servArr=( "server1" "server2" "server3" )
 ep=( "31.31.31.1" "32.32.32.1" "33.33.33.1" )
 
-$hexec l3ep1 ./sctp_server ${ep[0]} 2020 server1 >/dev/null 2>&1 &
-$hexec l3ep2 ./sctp_server ${ep[1]} 2020 server2 >/dev/null 2>&1 &
-$hexec l3ep3 ./sctp_server ${ep[2]} 2020 server3 >/dev/null 2>&1 &
+$hexec l3ep1 ../common/sctp_server ${ep[0]} 2020 server1 >/dev/null 2>&1 &
+$hexec l3ep2 ../common/sctp_server ${ep[1]} 2020 server2 >/dev/null 2>&1 &
+$hexec l3ep3 ../common/sctp_server ${ep[2]} 2020 server3 >/dev/null 2>&1 &
 
 sleep 5
 code=0
@@ -32,6 +32,7 @@ do
         then
             echo "All Servers are not UP"
             echo SCENARIO-sctplbdsr [FAILED]
+            sudo pkill -9 sctp_server > /dev/null 2>&1
             exit 1
         fi
     fi
@@ -75,6 +76,6 @@ else
 fi
 
 #sudo killall -9 socat >> /dev/null 2>&1
-sudo killall -9 sctp_server >> /dev/null 2>&1
+sudo pkill -9 sctp_server > /dev/null 2>&1
 
 exit $code

From 4f0d6d9d11e9faf759355f274e66359107ca0e52 Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Mon, 17 Apr 2023 17:50:23 +0900
Subject: [PATCH 09/11] gh-242 : Stats fetched at age check

---
 loxilb-ebpf             | 2 +-
 loxinet/dpebpf_linux.go | 5 ++++-
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/loxilb-ebpf b/loxilb-ebpf
index e8bdea6b..ef0a38cb 160000
--- a/loxilb-ebpf
+++ b/loxilb-ebpf
@@ -1 +1 @@
-Subproject commit e8bdea6b4b694201c6bc7dc8c514f54f36112266
+Subproject commit ef0a38cbcafd3f9febec0d2a3933ec6a728e7588
diff --git a/loxinet/dpebpf_linux.go b/loxinet/dpebpf_linux.go
index a411b54f..21e5dffd 100644
--- a/loxinet/dpebpf_linux.go
+++ b/loxinet/dpebpf_linux.go
@@ -171,7 +171,10 @@ func dpEbpfTicker() {
 			C.llb_collect_map_stats(C.int(tbls[sel]))
 
 			// Age any entries related to Conntrack
-			C.llb_collect_map_stats(C.int(C.LL_DP_CT_STATS_MAP))
+			/* No need to fetch all stats in this fashion */
+			//C.llb_collect_map_stats(C.int(C.LL_DP_CT_STATS_MAP))
+
+			/* Per entry stats will be fetched in C.ll_ct_map_ent_has_aged */
 			C.llb_age_map_entries(C.LL_DP_CT_MAP)
 			C.llb_age_map_entries(C.LL_DP_FCV4_MAP)
 

From 7f00b09ca4740d81ac91b6744f03bb0409b9f73f Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Tue, 18 Apr 2023 11:36:51 +0900
Subject: [PATCH 10/11] sctp client and server updated for DSR case

---
 cicd/cluster2/validation.sh      |   4 +--
 cicd/cluster3/validation.sh      |  14 ++++----
 cicd/common/sctp_client          | Bin 17336 -> 17480 bytes
 cicd/common/sctp_client.c        |  16 +++++++---
 cicd/common/sctp_server          | Bin 17552 -> 17768 bytes
 cicd/common/sctp_server.c        |  53 +++++++++++++++++++++++++++----
 cicd/sctpfullnat/validation.sh   |   4 +--
 cicd/sctpfullnatl2/validation.sh |   4 +--
 cicd/sctplb/validation.sh        |   4 +--
 cicd/sctplbdsr/config.sh         |   2 +-
 cicd/sctplbdsr/validation.sh     |  43 +++++++++++--------------
 cicd/sctptunlb/validation.sh     |  22 ++++++-------
 cicd/ulclsctplb/validation.sh    |   4 +--
 13 files changed, 105 insertions(+), 65 deletions(-)

diff --git a/cicd/cluster2/validation.sh b/cicd/cluster2/validation.sh
index 76889474..d7b19ebe 100755
--- a/cicd/cluster2/validation.sh
+++ b/cicd/cluster2/validation.sh
@@ -117,7 +117,7 @@ function sctp_validate() {
   waitCount=0
   while [ $j -le 2 ]
   do
-    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 ${ep[j]} 8080)
+    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 0 ${ep[j]} 8080)
     if [[ $res == "${servArr[j]}" ]]
     then
         echo "$res UP" >&2
@@ -141,7 +141,7 @@ function sctp_validate() {
   do
   for j in {0..2}
   do
-    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 20.20.20.1 2020)
+    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 0 20.20.20.1 2020)
     echo -e $res >&2
     ids=`echo "${res//[!0-9]/}"`
     if [[ $res == *"server"* ]]; then
diff --git a/cicd/cluster3/validation.sh b/cicd/cluster3/validation.sh
index 5cc82f64..f49af260 100755
--- a/cicd/cluster3/validation.sh
+++ b/cicd/cluster3/validation.sh
@@ -90,9 +90,9 @@ function tcp_validate() {
 }
 
 function sctp_validate() {
-  $hexec ep1 ../common/sctp_server server1 &
-  $hexec ep2 ../common/sctp_server server2 &
-  $hexec ep3 ../common/sctp_server server3 &
+  $hexec ep1 ../common/sctp_server ${ep[0]} 8080 server1 >/dev/null 2>&1 &
+  $hexec ep2 ../common/sctp_server ${ep[1]} 8080 server2 >/dev/null 2>&1 &
+  $hexec ep3 ../common/sctp_server ${ep[2]} 8080 server3 >/dev/null 2>&1 &
 
   sleep 20
 
@@ -106,7 +106,7 @@ function sctp_validate() {
   else
     $hexec r2 ip route list match 20.20.20.1 >&2
     echo "BGP Service Route [NOK]" >&2
-    sudo pkill sctp_server
+    sudo pkill sctp_server >/dev/null 2>&1
     return 1
   fi 
   
@@ -116,7 +116,7 @@ function sctp_validate() {
   waitCount=0
   while [ $j -le 2 ]
   do
-    res=$($hexec user timeout 10 ../common/sctp_client ${ep[j]} 8080)
+    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 0 ${ep[j]} 8080)
     if [[ $res == "${servArr[j]}" ]]
     then
         echo "$res UP" >&2
@@ -139,7 +139,7 @@ function sctp_validate() {
   do
   for j in {0..2}
   do
-    res=$($hexec user timeout 10 ../common/sctp_client 20.20.20.1 2020)
+    res=$($hexec user timeout 10 ../common/sctp_client 1.1.1.1 0 20.20.20.1 2020)
     echo -e $res >&2
     ids=`echo "${res//[!0-9]/}"`
     if [[ $res == *"server"* ]]; then
@@ -164,7 +164,7 @@ function sctp_validate() {
     sleep 1
   done
   done
-  sudo pkill sctp_server
+  sudo pkill sctp_server >/dev/null 2>&1
   echo $code
 }
 
diff --git a/cicd/common/sctp_client b/cicd/common/sctp_client
index b59f57f9bc9325df4749de634624b564ccc7c516..7e1cfcb764c67d24ec71c82a526a7dbe4028c06a 100755
GIT binary patch
delta 3489
zcmZ`+4NP0t6~50u;O9W_vvD3KKYpfRq7-anOq{0t*sz9&MAVR#{;Z9FjHF>pLm-Yq
zt5gsXZ+NaXoU^E1(@K^0KW!?AP9ss1LemANr4wk<HdbkaN|9VOTYzMNWy#*oz3)BZ
zpzd0nbH8)Gd+xb^?_S2g!%Yuy!v*#MJ7FcPDl$}^D*cIdr&WbJt*O6ytxk)IoEETi
z-pCNALR}M^im5pZ|D<viOEnMcMT3f0;WQ`O{Tj=!vHUgQsoew<+_(^wRN|V3xS`GS
z|H95|VdsH2w&fR}svTH)`DACa==taIzYL7N`AE<Lr;H^|5o78Z5^|dLAi@P>9n6>t
zVAWW_Ex>|N<lbZQ4JPAE{*1{%CYPAZgQcLzU1Rk>Q+d{0z)dlD1A0t8?t8Qj?P$%S
zROmDN%`4bt5sVu0Vbc7X@nByURA*J?wY44W?LFGvcBK0o9nr3C=+25*jz@dZ*xd{7
zWd+I&#E1=z_%ks{YwAz6(mJhCo)L1hHwzvdCS8&fg<U-LJO+<vy8|IQcr5y=XlqK^
z9jd)VTL;}PIpDk5r7jv=FY|S3jV|&A_#|6&ZPZ<;7c;yLxSuWN(ka)A3?7T<+N*K0
z(X1^SBRmH!7BROy!)u0eiwLh<a&nJlShHb2T0cPRK!%lvB*xaZEQ>ds;mv_d=*`s=
zLH%xqHxK@S5u5p(+>s2c09$#{r5z2{aw5Z<4|~w-%!oLX;oUTLn*XEutgXmm_YtzJ
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zi33!e0c74DM)*8d<fM5YRgbSmopQpwk=A1qQC^wPa}OY$T+uZ0A7%WiB1qV`7_OJW
z&+S`Fua_a`#AB`UV9iIgD#x!!bL2$LRRn1sr!w8CD9Tmyr7~Ew_n4+)AKZZ#9M}5C
z?<fkL|BGi(T&5@EL%JQ)SMDoHJT`$|IT3r8s=*1HoWQtK>1UbmV>BL`ib*SqVjvGl
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zkd_vmFj}Ue$NLlxankFy?beL{R+Mh)gATs~hWRHsKSTl!m@t^2-Pb2b^sA1=uj%mE
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z$z>+Zuuvs(+o^O_V;{CJ>7$8yP3`E#iFFuAH$--bMW+x81gB6^`=cA2mIT`E7-v|7
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zh2~vNPW?st5O3`JyMDxt?WjJ$8Nvp5tHvwn+gjJPFjwOf^rNC{Ke%dre4loJ`k<vY
z#7}Ez8d9~PwS%W0z!8|M?YH<jb!LF86X9f?!0*)#)m})|g$mj=q-*^H#ONz^f}l^l
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qp@G>*Xl+;fwdI}xSG|JA&eag&7eji?=Nm%S!%wKFkb|#RZ~GrA;J-Nl

delta 2938
zcmZ`*4Qx|Y6u$R$UHity`m^#{WNSNqGD_O+m-5%G<wqWhaYWHz{3#L1h9D4!N)!i-
zDvw&(c4GXAKNu3jOiX}DGKfMa%BBV#Vu<*YY$j^`ivyfYbUx3$@4Z<Uy)XBi`<-*{
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z!%UoyeO^$*^P>Oep9vZsgk4l}$hwuRTgg#4Qa=SUw8w7sX@=t*6yYBK|GDkg-S&fM
zx~C+*?~jTZlU}y}vhM127ZYjM=KH`0kC`f5CFs-0kdR$GLJ1r<HGnP8O+SPolSE(V
zw3E|4oE~Hp5@t93g5zPNVcHAS9HvLO<N~Mr7=?DT8#3lfIs})@&p;}_20qSj0LfA%
z5CLwqcq4=e#DtI5D56a`Wb0Rny`;Ihh>$!YV4h62ZE7>_gNYQvs}^syn`Mv9SXQeB
z32|zJn7)vPJmY}NmH-u?)GB!j3}fWk1`V*iDuSD=Qk6YNJDQ_qYi6{BE@!ns;VblM
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zu*B@5PyZqDfj<^;SL(>%#zzVr4H7&Vv)hf8F}NAJV&MYgTVur<yPjI0IqC&DZWI6c
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W$67Ufza&!d`2r11rSQX|vcCcEwH7V_

diff --git a/cicd/common/sctp_client.c b/cicd/common/sctp_client.c
index b730ba1d..ac6c012e 100644
--- a/cicd/common/sctp_client.c
+++ b/cicd/common/sctp_client.c
@@ -19,7 +19,7 @@ int main(int argc, char* argv[])
         struct sockaddr_in laddr = {0};
         int    sockfd, in, flags;
         char   *saddr;
-        int    sport;
+        int    sport, lport, error = 0;
         struct sctp_status status = {0};
         struct sctp_sndrcvinfo sndrcvinfo = {0};
         struct sctp_event_subscribe events = {0};
@@ -31,20 +31,26 @@ int main(int argc, char* argv[])
 
 
         sockfd = socket(AF_INET, SOCK_STREAM, IPPROTO_SCTP);
+        lport = atoi(argv[2]);
 
         laddr.sin_family = AF_INET;
-        laddr.sin_port = 0;
         laddr.sin_addr.s_addr = inet_addr(argv[1]);
+        laddr.sin_port = lport?htons(lport):0;
 
         //bind to local address
-        bind(sockfd, (struct sockaddr *)&laddr, sizeof(struct sockaddr_in));
+        error = bind(sockfd, (struct sockaddr *)&laddr, sizeof(struct sockaddr_in));
+        if (error != 0) {
+            printf("\n\n\t\t***r: error binding addr:"
+            " %s. ***\n", strerror(errno));
+            exit(1);
+       }
 
         //set the association options
         initmsg.sinit_num_ostreams = 1;
         setsockopt( sockfd, IPPROTO_SCTP, SCTP_INITMSG, &initmsg,sizeof(initmsg));
 
-        saddr = argv[2];
-        sport = atoi(argv[3]);
+        saddr = argv[3];
+        sport = atoi(argv[4]);
         bzero( (void *)&servaddr, sizeof(servaddr) );
         servaddr.sin_family = AF_INET;
         servaddr.sin_port = htons(sport);
diff --git a/cicd/common/sctp_server b/cicd/common/sctp_server
index cfd6d4096b03d3e7d69fe0a2826410f5a5a1aa12..a2c022b42dbd62241e6e8137fe683d558666c66f 100755
GIT binary patch
delta 4740
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zm}741?SO-cm1h6?PPmfjz1!ctYIQg3S=-ju#hRN}^|my(cdTn!+wr3|*5mJP>+W9P
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diff --git a/cicd/common/sctp_server.c b/cicd/common/sctp_server.c
index 0f8d9b4f..e49eaf33 100644
--- a/cicd/common/sctp_server.c
+++ b/cicd/common/sctp_server.c
@@ -14,7 +14,8 @@
 
 int main(int argc, char* argv[]) {
 
-       struct sockaddr_in laddr = {0};
+       struct sockaddr_in laddr[10] = {0};
+       int i = 0, error;
        struct sockaddr_in caddr = {0};
        int    sockfd, n, flags;
        struct sctp_sndrcvinfo sinfo = {0};
@@ -22,10 +23,10 @@ int main(int argc, char* argv[]) {
        char recvbuff[RECVBUFSIZE + 1] = {0};
        socklen_t clen;
 
-       char *saddr, *msg;
+       char *saddr, *saddrs, *msg;
        int lport, mlen;
 
-       saddr = argv[1];
+       saddrs = argv[1];
        lport = atoi(argv[2]);
        msg = argv[3];
 
@@ -35,12 +36,52 @@ int main(int argc, char* argv[]) {
 
        setsockopt(sockfd, IPPROTO_SCTP, SCTP_EVENTS, &event,sizeof(struct sctp_event_subscribe));
 
+       const int enable = 1;
+       if (setsockopt(sockfd, SOL_SOCKET, SO_REUSEADDR, &enable, sizeof(int)) < 0)
+            perror("setsockopt(SO_REUSEADDR) failed");
+
+       i = 1;
+       if (strstr(saddrs, ",")) {
+            saddr = strtok(saddrs, ",\n");
+            laddr[0].sin_family = AF_INET;
+            laddr[0].sin_port = htons(lport);
+            laddr[0].sin_addr.s_addr = inet_addr(saddr);
+            printf("%s\n", saddr);
+            saddr = strtok(NULL, ",\n");
+            while(saddr != NULL) {
+                printf("%s\n", saddr);
+                laddr[i].sin_family = AF_INET;
+                laddr[i].sin_port = htons(lport);
+                laddr[i].sin_addr.s_addr = inet_addr(saddr);
+                saddr = strtok(NULL, ",\n");
+                i++;
+            }
+       } else {
+            laddr[0].sin_family = AF_INET;
+            laddr[0].sin_port = htons(lport);
+            laddr[0].sin_addr.s_addr = inet_addr(saddrs);
+       }
+#if 0
        laddr.sin_family = AF_INET;
        laddr.sin_port = htons(lport);
        laddr.sin_addr.s_addr = inet_addr(saddr);
-
-       bind(sockfd, (struct sockaddr *)&laddr, sizeof(struct sockaddr_in));
-
+#endif
+
+       error = bind(sockfd, (struct sockaddr *)&laddr[0], sizeof(struct sockaddr_in));
+       if (error != 0) {
+		    printf("\n\n\t\t***r: error binding addr:"
+			" %s. ***\n", strerror(errno));
+		    exit(1);
+	   }
+
+       if (i > 1) {
+               error = sctp_bindx(sockfd,(struct sockaddr*) &laddr[1], i - 1, SCTP_BINDX_ADD_ADDR);
+               if (error != 0) {
+                       printf("\n\n\t\t***r: error adding addrs:"
+                                       " %s. ***\n", strerror(errno));
+                       exit(1);
+               }
+       }
        listen(sockfd, 1);
 
        while(1)
diff --git a/cicd/sctpfullnat/validation.sh b/cicd/sctpfullnat/validation.sh
index 26cc0c7a..64398307 100755
--- a/cicd/sctpfullnat/validation.sh
+++ b/cicd/sctpfullnat/validation.sh
@@ -13,7 +13,7 @@ j=0
 waitCount=0
 while [ $j -le 1 ]
 do
-    res=$($hexec c1 ../common/sctp_client 10.0.3.71 ${ep[j]} 38412)
+    res=$($hexec c1 ../common/sctp_client 10.0.3.71 0 ${ep[j]} 38412)
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -38,7 +38,7 @@ for i in {1..4}
 do
 for j in {0..1}
 do
-    res=$($hexec c1 ../common/sctp_client 10.0.3.71 20.20.20.1 38412)
+    res=$($hexec c1 ../common/sctp_client 10.0.3.71 0 20.20.20.1 38412)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
diff --git a/cicd/sctpfullnatl2/validation.sh b/cicd/sctpfullnatl2/validation.sh
index 869a048c..6ddbfa7b 100755
--- a/cicd/sctpfullnatl2/validation.sh
+++ b/cicd/sctpfullnatl2/validation.sh
@@ -12,7 +12,7 @@ j=0
 waitCount=0
 while [ $j -le 1 ]
 do
-    res=$($hexec c1 ../common/sctp_client 10.2.9.19 ${ep[j]} 38412)
+    res=$($hexec c1 ../common/sctp_client 10.2.9.19 0 ${ep[j]} 38412)
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -37,7 +37,7 @@ for i in {1..4}
 do
 for j in {0..1}
 do
-    res=$($hexec c1 ../common/sctp_client 10.2.9.19 10.2.100.85 38412)
+    res=$($hexec c1 ../common/sctp_client 10.2.9.19 0 10.2.100.85 38412)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
diff --git a/cicd/sctplb/validation.sh b/cicd/sctplb/validation.sh
index c24906c9..2d36c99d 100755
--- a/cicd/sctplb/validation.sh
+++ b/cicd/sctplb/validation.sh
@@ -15,7 +15,7 @@ j=0
 waitCount=0
 while [ $j -le 2 ]
 do
-    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 ${ep[j]} 8080)
+    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 0 ${ep[j]} 8080)
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -40,7 +40,7 @@ for i in {1..4}
 do
 for j in {0..2}
 do
-    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 20.20.20.1 2020)
+    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 0 20.20.20.1 2020)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
diff --git a/cicd/sctplbdsr/config.sh b/cicd/sctplbdsr/config.sh
index bccd603c..fabffd27 100755
--- a/cicd/sctplbdsr/config.sh
+++ b/cicd/sctplbdsr/config.sh
@@ -67,4 +67,4 @@ $hexec l3h1 sysctl net.ipv4.conf.all.rp_filter=0 2>&1 >> /dev/null
 $hexec l3h1 sysctl net.ipv4.conf.vlan11.rp_filter=0 2>&1 >> /dev/null
 
 sleep 5
-$dexec llb1 loxicmd create lb 20.20.20.1 --sctp=2020:2020 --endpoints=31.31.31.1:1,32.32.32.1:1,33.33.33.1:1 --mode=dsr
+$dexec llb1 loxicmd create lb --select=hash 20.20.20.1 --sctp=2020:2020 --endpoints=31.31.31.1:1,32.32.32.1:1,33.33.33.1:1 --mode=dsr
diff --git a/cicd/sctplbdsr/validation.sh b/cicd/sctplbdsr/validation.sh
index e1a02c93..88825917 100755
--- a/cicd/sctplbdsr/validation.sh
+++ b/cicd/sctplbdsr/validation.sh
@@ -8,9 +8,9 @@ echo SCENARIO-sctplbdsr
 servArr=( "server1" "server2" "server3" )
 ep=( "31.31.31.1" "32.32.32.1" "33.33.33.1" )
 
-$hexec l3ep1 ../common/sctp_server ${ep[0]} 2020 server1 >/dev/null 2>&1 &
-$hexec l3ep2 ../common/sctp_server ${ep[1]} 2020 server2 >/dev/null 2>&1 &
-$hexec l3ep3 ../common/sctp_server ${ep[2]} 2020 server3 >/dev/null 2>&1 &
+$hexec l3ep1 ../common/sctp_server 20.20.20.1,31.31.31.1 2020 server1 >/dev/null 2>&1 &
+$hexec l3ep2 ../common/sctp_server 20.20.20.1,32.32.32.1 2020 server2 >/dev/null 2>&1 &
+$hexec l3ep3 ../common/sctp_server 20.20.20.1,33.33.33.1 2020 server3 >/dev/null 2>&1 &
 
 sleep 5
 code=0
@@ -19,7 +19,7 @@ waitCount=0
 while [ $j -le 2 ]
 do
     #res=$($hexec l3h1 socat -T10 - SCTP:${ep[j]}:2020)
-    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 ${ep[j]} 2020)
+    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 2010 ${ep[j]} 2020)
     echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -39,31 +39,25 @@ do
     sleep 1
 done
 
-# sudo killall -9 socat
+#sudo killall -9 sctp_server >/dev/null 2>&1
+
+#$hexec l3ep1 ../common/sctp_server 20.20.20.1 2020 server1 >/dev/null 2>&1 &
+#$hexec l3ep2 ../common/sctp_server 20.20.20.1 2020 server2 >/dev/null 2>&1 &
+#$hexec l3ep3 ../common/sctp_server 20.20.20.1 2020 server3 >/dev/null 2>&1 &
+
 sleep 5
 
 nid=0
 for j in {0..2}
 do
-    res=$($hexec l3h1 timeout 10 ../common/sctp_client 20.20.20.1 2020)
+    res=$($hexec l3h1 timeout 10 ../common/sctp_client 10.10.10.1 2010 20.20.20.1 2020)
     echo $res
-    ds=`echo "${res//[!0-9]/}"`
-    if [[ $res == *"server"* ]]; then
-      ids=`echo "${res//[!0-9]/}"`
-      if [[ $nid == 0 ]];then
-        nid=$((($ids + 1)%4))
-        if [[ $nid == 0 ]];then
-          nid=1
-        fi
-      elif [[ $nid != $((ids)) ]]; then
-        echo "Expected server$nid got server$((ids))"
-        code=1
-      fi
-      nid=$((($ids + 1)%4))
-      if [[ $nid == 0 ]];then
-        nid=1
-      fi
-    else
+    if [[ $exp == "" ]]
+    then
+      exp=$res
+    fi
+    if [[ $exp != $res ]]
+    then
       code=1
     fi
     sleep 1
@@ -76,6 +70,5 @@ else
 fi
 
 #sudo killall -9 socat >> /dev/null 2>&1
-sudo pkill -9 sctp_server > /dev/null 2>&1
-
+sudo pkill -9 sctp_server >/dev/null 2>&1
 exit $code
diff --git a/cicd/sctptunlb/validation.sh b/cicd/sctptunlb/validation.sh
index 7d556ecd..0004920e 100755
--- a/cicd/sctptunlb/validation.sh
+++ b/cicd/sctptunlb/validation.sh
@@ -16,7 +16,7 @@ waitCount=0
 while [ $j -le 2 ]
 do
     #res=$($hexec ue1 curl ${ep[j]}:8080)
-    res=`$hexec h1 ../common/sctp_client 32.32.32.1 ${ep[j]} 8080`
+    res=`$hexec h1 ../common/sctp_client 32.32.32.1 0 ${ep[j]} 8080`
     #echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -43,20 +43,20 @@ for i in {1..2}
 do
 for j in {0..2}
 do
-    res=$($hexec h$k ../common/sctp_client ${ueIP[k]} 88.88.88.88 2020)
+    res=$($hexec h$k ../common/sctp_client ${ueIP[k]} 0 88.88.88.88 2020)
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]
     then
         echo -e "Expected ${servArr[j]}, Received : $res"
-#        if [[ "$res" != *"server"* ]];
-#        then
-#            echo "llb1 ct"
-#            $dexec llb1 loxicmd get ct
-#            echo "llb2 ct"
-#            $dexec llb2 loxicmd get ct
-#            echo "llb2 ip neigh"
-#            $dexec llb2 ip neigh
-#        fi
+        if [[ "$res" != *"server"* ]];
+        then
+            echo "llb1 ct"
+            $dexec llb1 loxicmd get ct
+            echo "llb2 ct"
+            $dexec llb2 loxicmd get ct
+            echo "llb2 ip neigh"
+            $dexec llb2 ip neigh
+        fi
         code=1
     fi
     sleep 1
diff --git a/cicd/ulclsctplb/validation.sh b/cicd/ulclsctplb/validation.sh
index 11132c23..aca94809 100755
--- a/cicd/ulclsctplb/validation.sh
+++ b/cicd/ulclsctplb/validation.sh
@@ -16,7 +16,7 @@ while [ $j -le 2 ]
 do
     #res=$($hexec ue1 curl ${ep[j]}:8080)
     #res=`$hexec ue1 socat -T10 - SCTP:${ep[j]}:8080,bind=${ueIp[1]}`
-    res=`$hexec ue1 ../common/sctp_client ${ueIp[1]} ${ep[j]} 8080`
+    res=`$hexec ue1 ../common/sctp_client ${ueIp[1]} 0 ${ep[j]} 8080`
     echo $res
     if [[ $res == "${servArr[j]}" ]]
     then
@@ -43,7 +43,7 @@ for i in {1..2}
 do
 for j in {0..2}
 do
-    res=$($hexec ue$k ../common/sctp_client ${ueIp[k]} 88.88.88.88 2020)
+    res=$($hexec ue$k ../common/sctp_client ${ueIp[k]} 0 88.88.88.88 2020)
     #res=$($hexec ue$k socat -T10 - SCTP:88.88.88.88:2020,bind=${ueIp[k]})
     echo -e $res
     if [[ $res != "${servArr[j]}" ]]

From f7ea89e961dfa98b038d9021c461a3e04c8a6ded Mon Sep 17 00:00:00 2001
From: Nikhil Malik <nikhil.malik@netlox.io>
Date: Tue, 18 Apr 2023 11:55:54 +0900
Subject: [PATCH 11/11] DSR to run with hash mode only

---
 api/restapi/handler/loadbalancer.go |  4 ++++
 cicd/tcplbdsr1/config.sh            |  2 +-
 cicd/tcplbdsr1/validation.sh        | 10 +++++++---
 cicd/tcplbdsr2/config.sh            |  2 +-
 cicd/tcplbdsr2/validation.sh        | 10 +++++++---
 5 files changed, 20 insertions(+), 8 deletions(-)

diff --git a/api/restapi/handler/loadbalancer.go b/api/restapi/handler/loadbalancer.go
index 7d8f9407..120d735a 100644
--- a/api/restapi/handler/loadbalancer.go
+++ b/api/restapi/handler/loadbalancer.go
@@ -46,6 +46,10 @@ func ConfigPostLoadbalancer(params operations.PostConfigLoadbalancerParams) midd
 		})
 	}
 
+	if lbRules.Serv.Mode == cmn.LBModeDSR && lbRules.Serv.Sel != cmn.LbSelHash {
+		return &ResultResponse{Result: "Error: Only Hash Selection criteria allowed for DSR mode"}
+	}
+
 	tk.LogIt(tk.LogDebug, "[API] lbRules : %v\n", lbRules)
 	_, err := ApiHooks.NetLbRuleAdd(&lbRules)
 	if err != nil {
diff --git a/cicd/tcplbdsr1/config.sh b/cicd/tcplbdsr1/config.sh
index 8c407510..136b04e3 100755
--- a/cicd/tcplbdsr1/config.sh
+++ b/cicd/tcplbdsr1/config.sh
@@ -39,4 +39,4 @@ $hexec l3ep2 ip addr add 20.20.20.1/32 dev lo
 $hexec l3ep3 ip addr add 20.20.20.1/32 dev lo
 
 sleep 5
-$dexec llb1 loxicmd create lb 20.20.20.1 --tcp=2020:2020 --endpoints=31.31.31.1:1,32.32.32.1:1,33.33.33.1:1 --mode=dsr
+$dexec llb1 loxicmd create lb 20.20.20.1 --select=hash --tcp=2020:2020 --endpoints=31.31.31.1:1,32.32.32.1:1,33.33.33.1:1 --mode=dsr
diff --git a/cicd/tcplbdsr1/validation.sh b/cicd/tcplbdsr1/validation.sh
index 6b39f22c..75afb0eb 100755
--- a/cicd/tcplbdsr1/validation.sh
+++ b/cicd/tcplbdsr1/validation.sh
@@ -34,11 +34,15 @@ done
 
 for j in {0..2}
 do
-    res=$($hexec l3h1 socat -T10 - TCP:20.20.20.1:2020)
+    res=$($hexec l3h1 socat -T10 - TCP:20.20.20.1:2020,sp=55001,reuseaddr)
     echo $res
-    if [[ $res != "${servArr[j]}" ]]
+    if [[ $exp == "" ]]
     then
-        code=1
+      exp=$res
+    fi
+    if [[ $exp != $res ]]
+    then
+      code=1
     fi
     sleep 1
 done
diff --git a/cicd/tcplbdsr2/config.sh b/cicd/tcplbdsr2/config.sh
index 4a2bdf05..990f96fd 100755
--- a/cicd/tcplbdsr2/config.sh
+++ b/cicd/tcplbdsr2/config.sh
@@ -67,4 +67,4 @@ $hexec l3h1 sysctl net.ipv4.conf.all.rp_filter=0 2>&1 >> /dev/null
 $hexec l3h1 sysctl net.ipv4.conf.vlan11.rp_filter=0 2>&1 >> /dev/null
 
 sleep 5
-$dexec llb1 loxicmd create lb 20.20.20.1 --tcp=2020:2020 --endpoints=31.31.31.1:1,32.32.32.1:1,33.33.33.1:1 --mode=dsr
+$dexec llb1 loxicmd create lb 20.20.20.1 --select=hash --tcp=2020:2020 --endpoints=31.31.31.1:1,32.32.32.1:1,33.33.33.1:1 --mode=dsr
diff --git a/cicd/tcplbdsr2/validation.sh b/cicd/tcplbdsr2/validation.sh
index bb5e1324..42d77c38 100755
--- a/cicd/tcplbdsr2/validation.sh
+++ b/cicd/tcplbdsr2/validation.sh
@@ -34,11 +34,15 @@ done
 
 for j in {0..2}
 do
-    res=$($hexec l3h1 socat -T10 - TCP:20.20.20.1:2020)
+    res=$($hexec l3h1 socat -T10 - TCP:20.20.20.1:2020,sp=55001,reuseaddr)
     echo $res
-    if [[ $res != "${servArr[j]}" ]]
+    if [[ $exp == "" ]]
     then
-        code=1
+      exp=$res
+    fi
+    if [[ $exp != $res ]]
+    then
+      code=1
     fi
     sleep 1
 done