Commit | Line | Data |
---|---|---|
15f2cbbd | 1 | #!/bin/bash |
b2441318 | 2 | # SPDX-License-Identifier: GPL-2.0 |
15f2cbbd JDB |
3 | # |
4 | # Script example for many flows testing | |
5 | # | |
6 | # Number of simultaneous flows limited by variable $FLOWS | |
7 | # and number of packets per flow controlled by variable $FLOWLEN | |
8 | # | |
9 | basedir=`dirname $0` | |
10 | source ${basedir}/functions.sh | |
11 | root_check_run_with_sudo "$@" | |
12 | ||
13 | # Parameter parsing via include | |
14 | source ${basedir}/parameters.sh | |
15 | # Set some default params, if they didn't get set | |
0f0c4f1b JK |
16 | if [ -z "$DEST_IP" ]; then |
17 | [ -z "$IP6" ] && DEST_IP="198.18.0.42" || DEST_IP="FD00::1" | |
18 | fi | |
15f2cbbd JDB |
19 | [ -z "$DST_MAC" ] && DST_MAC="90:e2:ba:ff:ff:ff" |
20 | [ -z "$CLONE_SKB" ] && CLONE_SKB="0" | |
69137ea6 | 21 | [ -z "$COUNT" ] && COUNT="0" # Zero means indefinitely |
40f843ee | 22 | if [ -n "$DEST_IP" ]; then |
0f0c4f1b JK |
23 | validate_addr${IP6} $DEST_IP |
24 | read -r DST_MIN DST_MAX <<< $(parse_addr${IP6} $DEST_IP) | |
40f843ee | 25 | fi |
6e32a74a | 26 | if [ -n "$DST_PORT" ]; then |
723d2904 DL |
27 | read -r UDP_DST_MIN UDP_DST_MAX <<< $(parse_ports $DST_PORT) |
28 | validate_ports $UDP_DST_MIN $UDP_DST_MAX | |
6e32a74a | 29 | fi |
15f2cbbd JDB |
30 | |
31 | # NOTICE: Script specific settings | |
32 | # ======= | |
33 | # Limiting the number of concurrent flows ($FLOWS) | |
34 | # and also set how many packets each flow contains ($FLOWLEN) | |
35 | # | |
36 | [ -z "$FLOWS" ] && FLOWS="8000" | |
37 | [ -z "$FLOWLEN" ] && FLOWLEN="10" | |
38 | ||
15f2cbbd JDB |
39 | if [[ -n "$BURST" ]]; then |
40 | err 1 "Bursting not supported for this mode" | |
41 | fi | |
42 | ||
40f843ee DL |
43 | # 198.18.0.0 / 198.19.255.255 |
44 | read -r SRC_MIN SRC_MAX <<< $(parse_addr 198.18.0.0/15) | |
45 | ||
15f2cbbd | 46 | # General cleanup everything since last run |
c8fd4852 | 47 | [ -z "$APPEND" ] && pg_ctrl "reset" |
15f2cbbd JDB |
48 | |
49 | # Threads are specified with parameter -t value in $THREADS | |
e0e16672 | 50 | for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do |
15f2cbbd JDB |
51 | dev=${DEV}@${thread} |
52 | ||
53 | # Add remove all other devices and add_device $dev to thread | |
c8fd4852 | 54 | [ -z "$APPEND" ] && pg_thread $thread "rem_device_all" |
15f2cbbd JDB |
55 | pg_thread $thread "add_device" $dev |
56 | ||
57 | # Base config | |
58 | pg_set $dev "flag QUEUE_MAP_CPU" | |
59 | pg_set $dev "count $COUNT" | |
60 | pg_set $dev "clone_skb $CLONE_SKB" | |
61 | pg_set $dev "pkt_size $PKT_SIZE" | |
62 | pg_set $dev "delay $DELAY" | |
63 | pg_set $dev "flag NO_TIMESTAMP" | |
64 | ||
65 | # Single destination | |
66 | pg_set $dev "dst_mac $DST_MAC" | |
0f0c4f1b JK |
67 | pg_set $dev "dst${IP6}_min $DST_MIN" |
68 | pg_set $dev "dst${IP6}_max $DST_MAX" | |
15f2cbbd | 69 | |
6e32a74a DL |
70 | if [ -n "$DST_PORT" ]; then |
71 | # Single destination port or random port range | |
72 | pg_set $dev "flag UDPDST_RND" | |
723d2904 DL |
73 | pg_set $dev "udp_dst_min $UDP_DST_MIN" |
74 | pg_set $dev "udp_dst_max $UDP_DST_MAX" | |
6e32a74a DL |
75 | fi |
76 | ||
460a9aa2 LB |
77 | [ ! -z "$UDP_CSUM" ] && pg_set $dev "flag UDPCSUM" |
78 | ||
15f2cbbd JDB |
79 | # Randomize source IP-addresses |
80 | pg_set $dev "flag IPSRC_RND" | |
40f843ee DL |
81 | pg_set $dev "src_min $SRC_MIN" |
82 | pg_set $dev "src_max $SRC_MAX" | |
15f2cbbd JDB |
83 | |
84 | # Limit number of flows (max 65535) | |
85 | pg_set $dev "flows $FLOWS" | |
86 | # | |
87 | # How many packets a flow will send, before flow "entry" is | |
88 | # re-generated/setup. | |
89 | pg_set $dev "flowlen $FLOWLEN" | |
90 | # | |
91 | # Flag FLOW_SEQ will cause $FLOWLEN packets from the same flow | |
92 | # being send back-to-back, before next flow is selected | |
93 | # incrementally. This helps lookup caches, and is more realistic. | |
94 | # | |
95 | pg_set $dev "flag FLOW_SEQ" | |
96 | ||
97 | done | |
98 | ||
99 | # Run if user hits control-c | |
100 | function print_result() { | |
101 | # Print results | |
e0e16672 | 102 | for ((thread = $F_THREAD; thread <= $L_THREAD; thread++)); do |
15f2cbbd JDB |
103 | dev=${DEV}@${thread} |
104 | echo "Device: $dev" | |
105 | cat /proc/net/pktgen/$dev | grep -A2 "Result:" | |
106 | done | |
107 | } | |
108 | # trap keyboard interrupt (Ctrl-C) | |
109 | trap true SIGINT | |
110 | ||
c8fd4852 IR |
111 | if [ -z "$APPEND" ]; then |
112 | echo "Running... ctrl^C to stop" >&2 | |
113 | pg_ctrl "start" | |
15f2cbbd | 114 | |
c8fd4852 IR |
115 | print_result |
116 | else | |
117 | echo "Append mode: config done. Do more or use 'pg_ctrl start' to run" | |
118 | fi |