<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> Hello Ferruh,<br> <br> > But I guess it won't catch this issue, as it uses full flow commands.<br> > This issue is related to the testpmd command parsing code. I wonder if<br> > we can find a way to verify testpmd parsing code?<br> <br> </div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> What if flow command validation program breaks a tested command into tokens and then pass each token followed by the TAB key to the controlled testpmd process ?</div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> There are 3 possible outputs for the token + TAB sequence:</div> <ol start="1" data-editing-info="{"orderedStyleType":1,"unorderedStyleType":2}" data-listchain="__List_Chain_837" style="margin-top: 0px; margin-bottom: 0px; list-style-type: decimal;"> <li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <span style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);">a valid token will trigger meaningful testpmd help ouput that can be matched.<br> </span></li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <span style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);">invalid token output will fail [1].<br> </span></li><li style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> invalid token will crash the controlled testpmd process.</div> </li></ol> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <br> </div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> I've compiled a small programm to test that idea.</div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> Please check it out.</div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <br> </div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> Regards,</div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> Gregory.</div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <br> </div> <div style="background-color: rgb(255, 255, 255);"> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> commit e4a27c2c2892cfd408b473b18192b30927e4281c</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> Author: Gregory Etelson <getelson@nvidia.com></div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> Date: Sat Mar 23 11:38:44 2024 +0200</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> <br> </div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> validate testpmd flow command</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> <br> </div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(0, 0, 128);"> diff --git a/Cargo.toml b/Cargo.toml</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> new file mode 100644</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> index 0000000..3498868</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(0, 0, 128);"> --- /dev/null</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(0, 0, 128);"> +++ b/Cargo.toml</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> @@ -0,0 +1,12 @@</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +[package]</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +name = "testpmd-validate"</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +version = "0.1.0"</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +edition = "2021"</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +rust-version = "1.76.0"</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +[dependencies]</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +ssh2 = { version = "0.9.4", features = ["vendored-openssl"] }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +time = "0.3.34"</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +regex = "1.10.4"</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(0, 0, 128);"> diff --git a/src/main.rs b/src/main.rs</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> new file mode 100644</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> index 0000000..90dfdac</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(0, 0, 128);"> --- /dev/null</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(0, 0, 128);"> +++ b/src/main.rs</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(59, 59, 59);"> @@ -0,0 +1,128 @@</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +use std::io::{Read, Write};</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +use std::{io, thread, time};</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +use std::path::Path;</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +use std::ops::Add;</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +use std::time::{SystemTime};</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +use ssh2::{Channel, Error, ExtendedData, Session};</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +use regex::{RegexSet};</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +fn continue_after_error(err:&io::Error) -> bool {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + match err.kind() {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + io::ErrorKind::WouldBlock => return true,</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + _ => return false,</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +}</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +fn wrap_ssh<F, T>(mut func:F) -> T</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + where F: FnMut() -> Result<T, Error> {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + loop {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + match func() {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + Ok(val) => { return val },</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + Err(ssh_err) => {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let io_err = io::Error::from(ssh_err);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + if !continue_after_error(&io_err) {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + panic!("ssh2 error: {:?}", io_err);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +}</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +fn rsh_write(channel:&mut Channel, buf:&str) {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + match channel.write(buf.as_bytes()) {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + Ok(_) => (),</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + Err(e) => panic!("write failure: {:?}", e)</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +}</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +const RSH_READ_MAX_DURATION:time::Duration = time::Duration::from_millis(350);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +const RSH_READ_IDLE_TIMEOUT:time::Duration = time::Duration::from_millis(10);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +fn rsh_read(channel:&mut Channel) -> String {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let mut end = SystemTime::now().add(RSH_READ_MAX_DURATION);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let mut output = String::new();</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + loop {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let mut buffer: [u8; 1024] = [0; 1024];</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + match channel.read(&mut buffer) {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + Ok(0) => { return output }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + Ok(_) => {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let aux = String::from_utf8(buffer.into()).unwrap();</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + // println!("{aux}");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + output.push_str(&aux);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + end = SystemTime::now().add(RSH_READ_MAX_DURATION);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + Err(err) => {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + if !continue_after_error(&err) { panic!("read error {:?}", err) }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + if SystemTime::now().gt(&end) { break; }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + thread::sleep(RSH_READ_IDLE_TIMEOUT);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + output</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +}</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +const TESTPMD_PATH:&str = "/tmp/build/app";</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +const TESTPMD_CMD:&str = "dpdk-testpmd -a 0000:01:00.0 -- -i";</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +const TOKEN_PATTERN:[&str; 2] = [</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + r#"(?m)\[.*\]:"#,</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + r#"(?m)\[RETURN]"#,</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +];</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +const CTRL_C:[u8;1] = [0x3];</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +fn rsh_connect(hostname:&str) -> Channel {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let stream = std::net::TcpStream::connect(format!("{}:22", hostname)).unwrap();</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + stream.set_nonblocking(true).unwrap();</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let mut session = Session::new().unwrap();</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let private_key = Path::new("/home/garik/.ssh/id_rsa");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + session.set_blocking(false);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + session.set_tcp_stream(stream);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + wrap_ssh(|| session.handshake());</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + wrap_ssh(|| session.userauth_pubkey_file("root", None, &private_key, None));</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let mut ch = wrap_ssh(|| session.channel_session());</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + wrap_ssh(|| ch.handle_extended_data(ExtendedData::Merge));</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + wrap_ssh(|| ch.request_pty("vt100", None, None));</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + ch</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +}</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +fn validate_flow_command(command:&str, ch:&mut Channel) {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let rset = RegexSet::new(TOKEN_PATTERN).unwrap();</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let delay = time::Duration::from_millis(300);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!("validate: {command}");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + for token in command.split_whitespace() {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let candid = format!("{token} \t");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + rsh_write(ch, &candid);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + print!("validate token \'{token}\' ");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + thread::sleep(delay);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let output = rsh_read(ch);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + if rset.is_match(&output) {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!(" ok");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + } else {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!("failed");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!(">>>>>>>>>>>>>>>>>>");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!("{output}");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!("<<<<<<<<<<<<<<<<<<");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + break;</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + }</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let _ = ch.write(&CTRL_C);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +}</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +fn main() {</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let mut ch = rsh_connect("10.237.157.85");</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let command = format!("{}/{}", TESTPMD_PATH, TESTPMD_CMD);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + wrap_ssh(|| ch.exec(&command));</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + thread::sleep(time::Duration::from_secs(1));</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!("{}", rsh_read(&mut ch));</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let good_flow = "flow create 0 ingress group 0 priority 0 pattern eth / end actions drop / end";</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + let bad_flow = "flow create 0 ingress group 0 priority 0 pattern eth/ end actions drop / end";</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + validate_flow_command(good_flow, &mut ch);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + validate_flow_command(bad_flow, &mut ch);</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + wrap_ssh(|| ch.close());</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> + println!("EOF {:?}", ch.exit_status());</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 10pt; color: rgb(9, 134, 88);"> +}</div> <div style="line-height: 19px; white-space: pre; font-family: "Droid Sans Mono", "monospace", monospace; font-size: 14px; color: rgb(59, 59, 59);"> <br> </div> </div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <br> </div> <div class="elementToProof" style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0);"> <br> </div> </body> </html>