Add spdx license comments 1 (#658)

* Move optional steps for testing VMs out of README.md file This may help avoid new users being confused that they must follow those instructions. Signed-off-by: Andy Fingerhut <[email protected]> * Add SPDX-License-Identifier line to most files. All of the files are Apache 2.0 license. Signed-off-by: Andy Fingerhut <[email protected]> --------- Signed-off-by: Andy Fingerhut <[email protected]>
p4lang · Dec 23, 2024 · 9a350e0 · 9a350e0
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diff --git a/.gitignore b/.gitignore
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 # Python byte code
 *.pyc
 *.pyo

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -1,3 +1,5 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
 ---
 
 Thank you for your interest in contributing to the P4 Compiler tutorials repository! Your contributions are important and will help to improve the project for everyone. Before you begin, please consider the guidelines below.

diff --git a/README.md b/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # P4 Tutorial
 
 * [Introduction](#introduction)

diff --git a/exercises/basic/Makefile b/exercises/basic/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 TOPO = pod-topo/topology.json
 

diff --git a/exercises/basic/README.md b/exercises/basic/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing Basic Forwarding
 
 ## Introduction

diff --git a/exercises/basic/basic.p4 b/exercises/basic/basic.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/basic/receive.py b/exercises/basic/receive.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import os
 import sys
 

diff --git a/exercises/basic/send.py b/exercises/basic/send.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import random
 import socket
 import sys

diff --git a/exercises/basic/solution/basic.p4 b/exercises/basic/solution/basic.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/basic_tunnel/Makefile b/exercises/basic_tunnel/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 
 include ../../utils/Makefile
diff --git a/exercises/basic_tunnel/README.md b/exercises/basic_tunnel/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing Basic Tunneling
 
 ## Introduction

diff --git a/exercises/basic_tunnel/basic_tunnel.p4 b/exercises/basic_tunnel/basic_tunnel.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/basic_tunnel/myTunnel_header.py b/exercises/basic_tunnel/myTunnel_header.py
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 
 
 from scapy.all import *

diff --git a/exercises/basic_tunnel/receive.py b/exercises/basic_tunnel/receive.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import os
 import sys
 

diff --git a/exercises/basic_tunnel/send.py b/exercises/basic_tunnel/send.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import argparse
 import random
 import socket

diff --git a/exercises/basic_tunnel/solution/basic_tunnel.p4 b/exercises/basic_tunnel/solution/basic_tunnel.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/calc/Makefile b/exercises/calc/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 #NO_P4 = true
 #P4C_ARGS = --p4runtime-file $(basename $@).p4info --p4runtime-format text

diff --git a/exercises/calc/README.md b/exercises/calc/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing a P4 Calculator
 
 ## Introduction

diff --git a/exercises/calc/calc.p4 b/exercises/calc/calc.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 
 /*

diff --git a/exercises/calc/calc.py b/exercises/calc/calc.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 
 import re
 

diff --git a/exercises/calc/solution/calc.p4 b/exercises/calc/solution/calc.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 
 /*

diff --git a/exercises/ecn/Makefile b/exercises/ecn/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 
 include ../../utils/Makefile
diff --git a/exercises/ecn/README.md b/exercises/ecn/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing ECN
 
 ## Introduction
@@ -204,4 +207,4 @@ The documentation for P4_16 and P4Runtime is available [here](https://p4.org/spe
 
 All excercises in this repository use the v1model architecture, the documentation for which is available at:
 1. The BMv2 Simple Switch target document accessible [here](https://github.com/p4lang/behavioral-model/blob/master/docs/simple_switch.md) talks mainly about the v1model architecture.
-2. The include file `v1model.p4` has extensive comments and can be accessed [here](https://github.com/p4lang/p4c/blob/master/p4include/v1model.p4).
+2. The include file `v1model.p4` has extensive comments and can be accessed [here](https://github.com/p4lang/p4c/blob/master/p4include/v1model.p4).
diff --git a/exercises/ecn/ecn.p4 b/exercises/ecn/ecn.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/ecn/receive.py b/exercises/ecn/receive.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import sys
 
 from scapy.all import get_if_list, sniff

diff --git a/exercises/ecn/send.py b/exercises/ecn/send.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 
 import socket
 import sys

diff --git a/exercises/ecn/solution/ecn.p4 b/exercises/ecn/solution/ecn.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/firewall/Makefile b/exercises/firewall/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 TOPO = pod-topo/topology.json
 DEFAULT_PROG = basic.p4

diff --git a/exercises/firewall/README.md b/exercises/firewall/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing A Basic Stateful Firewall
 
 ## Introduction

diff --git a/exercises/firewall/basic.p4 b/exercises/firewall/basic.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/firewall/firewall.p4 b/exercises/firewall/firewall.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/firewall/solution/firewall.p4 b/exercises/firewall/solution/firewall.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/link_monitor/Makefile b/exercises/link_monitor/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 TOPO = pod-topo/topology.json
 

diff --git a/exercises/link_monitor/README.md b/exercises/link_monitor/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing Link Monitoring
 
 ## Introduction

diff --git a/exercises/link_monitor/link_monitor.p4 b/exercises/link_monitor/link_monitor.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/link_monitor/probe_hdrs.py b/exercises/link_monitor/probe_hdrs.py
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 from scapy.all import *
 
 TYPE_PROBE = 0x812

diff --git a/exercises/link_monitor/receive.py b/exercises/link_monitor/receive.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 
 from probe_hdrs import *
 

diff --git a/exercises/link_monitor/send.py b/exercises/link_monitor/send.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import sys
 import time
 

diff --git a/exercises/link_monitor/solution/link_monitor.p4 b/exercises/link_monitor/solution/link_monitor.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/load_balance/Makefile b/exercises/load_balance/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 
 include ../../utils/Makefile
diff --git a/exercises/load_balance/README.md b/exercises/load_balance/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Load Balancing
 
 In this exercise, you will implement a form of load balancing based on
@@ -138,4 +141,4 @@ The documentation for P4_16 and P4Runtime is available [here](https://p4.org/spe
 
 All excercises in this repository use the v1model architecture, the documentation for which is available at:
 1. The BMv2 Simple Switch target document accessible [here](https://github.com/p4lang/behavioral-model/blob/master/docs/simple_switch.md) talks mainly about the v1model architecture.
-2. The include file `v1model.p4` has extensive comments and can be accessed [here](https://github.com/p4lang/p4c/blob/master/p4include/v1model.p4).
+2. The include file `v1model.p4` has extensive comments and can be accessed [here](https://github.com/p4lang/p4c/blob/master/p4include/v1model.p4).
diff --git a/exercises/load_balance/load_balance.p4 b/exercises/load_balance/load_balance.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/load_balance/receive.py b/exercises/load_balance/receive.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import os
 import sys
 

diff --git a/exercises/load_balance/send.py b/exercises/load_balance/send.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import random
 import socket
 import sys

diff --git a/exercises/load_balance/solution/load_balance.p4 b/exercises/load_balance/solution/load_balance.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/mri/Makefile b/exercises/mri/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 
 include ../../utils/Makefile
diff --git a/exercises/mri/README.md b/exercises/mri/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing MRI
 
 ## Introduction
@@ -270,4 +273,4 @@ The documentation for P4_16 and P4Runtime is available [here](https://p4.org/spe
 
 All excercises in this repository use the v1model architecture, the documentation for which is available at:
 1. The BMv2 Simple Switch target document accessible [here](https://github.com/p4lang/behavioral-model/blob/master/docs/simple_switch.md) talks mainly about the v1model architecture.
-2. The include file `v1model.p4` has extensive comments and can be accessed [here](https://github.com/p4lang/p4c/blob/master/p4include/v1model.p4).
+2. The include file `v1model.p4` has extensive comments and can be accessed [here](https://github.com/p4lang/p4c/blob/master/p4include/v1model.p4).
diff --git a/exercises/mri/mri.p4 b/exercises/mri/mri.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/mri/receive.py b/exercises/mri/receive.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import sys
 
 from scapy.all import (

diff --git a/exercises/mri/send.py b/exercises/mri/send.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 
 import socket
 import sys

diff --git a/exercises/mri/solution/mri.p4 b/exercises/mri/solution/mri.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/multicast/Makefile b/exercises/multicast/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 TOPO = sig-topo/topology.json
 

diff --git a/exercises/multicast/README.md b/exercises/multicast/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing Multicast
 
 ## Introduction

diff --git a/exercises/multicast/disable_ipv6.sh b/exercises/multicast/disable_ipv6.sh
@@ -1,3 +1,4 @@
 #!/bin/bash
+# SPDX-License-Identifier: Apache-2.0
 sudo sysctl -w net.ipv6.conf.all.disable_ipv6=1
 sudo sysctl -w net.ipv6.conf.default.disable_ipv6=1
diff --git a/exercises/multicast/multicast.p4 b/exercises/multicast/multicast.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/multicast/solution/multicast.p4 b/exercises/multicast/solution/multicast.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/p4runtime/Makefile b/exercises/p4runtime/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 
 include ../../utils/Makefile
diff --git a/exercises/p4runtime/README.md b/exercises/p4runtime/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing a Control Plane using P4Runtime
 
 ## Introduction

diff --git a/exercises/p4runtime/advanced_tunnel.p4 b/exercises/p4runtime/advanced_tunnel.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/p4runtime/mycontroller.py b/exercises/p4runtime/mycontroller.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import argparse
 import os
 import sys

diff --git a/exercises/p4runtime/solution/mycontroller.py b/exercises/p4runtime/solution/mycontroller.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 import argparse
 import os
 import sys

diff --git a/exercises/qos/Makefile b/exercises/qos/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: Apache-2.0
 BMV2_SWITCH_EXE = simple_switch_grpc
 
 include ../../utils/Makefile
diff --git a/exercises/qos/README.md b/exercises/qos/README.md
@@ -1,3 +1,6 @@
+
+[comment]: # (SPDX-License-Identifier:  Apache-2.0)
+
 # Implementing QOS
 
 ## Introduction

diff --git a/exercises/qos/qos.p4 b/exercises/qos/qos.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>

diff --git a/exercises/qos/receive.py b/exercises/qos/receive.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 
 import sys
 

diff --git a/exercises/qos/send.py b/exercises/qos/send.py
@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# SPDX-License-Identifier: Apache-2.0
 
 import argparse
 import socket

diff --git a/exercises/qos/solution/qos.p4 b/exercises/qos/solution/qos.p4
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: Apache-2.0
 /* -*- P4_16 -*- */
 #include <core.p4>
 #include <v1model.p4>
Original file line number	Diff line number	Diff line change
		@@ -1,3 +1,4 @@
		# SPDX-License-Identifier: Apache-2.0


		from scapy.all import *
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