From bfd7d294d06e22f7bf809e8ac26220ebf51db683 Mon Sep 17 00:00:00 2001 From: Paul Vinciguerra Date: Sat, 26 Oct 2019 22:25:49 -0400 Subject: vlib: add 'wait' cli command When running exec scripts, there can be a need to wait between statements. Type: feature Change-Id: I2a45b390697e09fc222358c9354f28e3368a06ba Signed-off-by: Paul Vinciguerra --- src/vlib/unix/cli.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) (limited to 'src/vlib/unix/cli.c') diff --git a/src/vlib/unix/cli.c b/src/vlib/unix/cli.c index 729180994a5..0a8041e4ac4 100644 --- a/src/vlib/unix/cli.c +++ b/src/vlib/unix/cli.c @@ -3847,6 +3847,46 @@ VLIB_CLI_COMMAND (cli_unix_cli_set_terminal_ansi, static) = { }; /* *INDENT-ON* */ + +#define MAX_CLI_WAIT 86400 +/** CLI command to wait seconds. Useful for exec script. */ +static clib_error_t * +unix_wait_cmd (vlib_main_t * vm, + unformat_input_t * input, vlib_cli_command_t * cmd) +{ + unformat_input_t _line_input, *line_input = &_line_input; + f64 sec = 1.0; + + if (!unformat_user (input, unformat_line_input, line_input)) + return 0; + + while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (line_input, "%f", &sec)) + ; + else + return clib_error_return (0, "unknown parameter: `%U`", + format_unformat_error, input); + } + + if (sec <= 0 || sec > MAX_CLI_WAIT || floor (sec * 1000) / 1000 != sec) + return clib_error_return (0, + " must be a positive value and less than 86400 (one day) with no more than msec precision."); + + vlib_process_wait_for_event_or_clock (vm, sec); + vlib_cli_output (vm, "waited %.3f sec.", sec); + + unformat_free (line_input); + return 0; +} +/* *INDENT-OFF* */ +VLIB_CLI_COMMAND (cli_unix_wait_cmd, static) = { + .path = "wait", + .short_help = "wait ", + .function = unix_wait_cmd, +}; +/* *INDENT-ON* */ + static clib_error_t * unix_cli_init (vlib_main_t * vm) { -- cgit 1.2.3-korg