New program to process iftop log output (#6668)

* New program to process iftop log output

* fixes

* fix shellcheck

* address review comments

* more review comments

log-analyzer/Cargo.toml

@@ -0,0 +1,23 @@
+[package]
+authors = ["Solana Maintainers <maintainers@solana.com>"]
+edition = "2018"
+name = "solana-network-tool"
+description = "The solana cluster network analysis tool"
+version = "0.1.0"
+repository = "https://github.com/solana-labs/solana"
+license = "Apache-2.0"
+homepage = "https://solana.com/"
+publish = false
+
+[dependencies]
+byte-unit = "3.0.3"
+clap = { version = "2.33.0" }
+log = "0.4.8"
+semver = "0.9.0"
+serde = "1.0.102"
+serde_json = "1.0.41"
+solana-logger = { path = "../logger", version = "0.21.0" }
+
+[[bin]]
+name = "solana-log-analyzer"
+path = "src/main.rs"