Lines Matching +full:ease +full:- +full:of +full:- +full:use

3 # SPDX-License-Identifier: GPL-2.0
6 # Bash-shell example on using iproute2 tools 'tc' and 'ip' to load
8 # wrappers and even long options parsing is illustrated, for ease of
9 # use.
11 # Related to sample/bpf/xdp2skb_meta_kern.c, which contains BPF-progs
19 [ -z "$TC" ] && TC=tc
20 [ -z "$IP" ] && IP=ip
24     echo "Usage: $0 [-vfh] --dev ethX"
25     echo "  -d | --dev     :             Network device (required)"
26     echo "  --flush        :             Cleanup flush TC and XDP progs"
27     echo "  --list         : (\$LIST)     List TC and XDP progs"
28     echo "  -v | --verbose : (\$VERBOSE)  Verbose"
29     echo "  --dry-run      : (\$DRYRUN)   Dry-run only (echo commands)"
33 ## -- General shell logging cmds --
42     if [[ -n "$VERBOSE" ]]; then
47 ## -- Helper function calls --
50 # - Will display the offending command on failure
55     if [[ -n "$VERBOSE" ]]; then
58     if [[ -n "$DRYRUN" ]]; then
79 ##  --- Parse command line arguments / parameters ---
80 # Using external program "getopt" to get --long-options
81 OPTIONS=$(getopt -o vfhd: \
82     --long verbose,flush,help,list,dev:,dry-run -- "$@")
86 eval set -- "$OPTIONS"
92 	-d | --dev ) # device
97 	-v | --verbose)
102 	--dry-run )
105 	    info "Dry-run mode: enable VERBOSE and don't call TC+IP" >&2
108 	-f | --flush )
112 	--list )
116 	-- )
120 	-h | --help )
132 if [[ ! -e $FILE ]]; then
136 if [[ -z $DEV ]]; then
138     err 2 "Please specify network device -- required option --dev"
141 ## -- Function calls --
156     call_ip link show dev $device | grep --color=auto xdp
183     # Re-attach clsact to clear/flush existing role
199     # Remove XDP prog in-case it's already loaded
200     # TODO: Need ip-link option to override/replace existing XDP prog
207 if [[ -n $FLUSH ]]; then
213 if [[ -n $LIST ]]; then