101 lines
4.3 KiB
Ruby
101 lines
4.3 KiB
Ruby
class Termshark < Formula
|
|
desc "Terminal UI for tshark, inspired by Wireshark"
|
|
homepage "https://termshark.io"
|
|
url "https://github.com/gcla/termshark/archive/v2.0.2.tar.gz"
|
|
sha256 "36e45dfeb97f89379bda5be6bfe69c46e5c4211674120977e7b0033f5d90321a"
|
|
|
|
bottle do
|
|
cellar :any_skip_relocation
|
|
sha256 "e18358cf1f36863654432e2cdb4a0480450b84d7303c06ca5a5d8d6e3f700fb1" => :catalina
|
|
sha256 "8e06abc39790211a9af567b0fa7d4dc64e87963d0177329fa1102c2bc77e4760" => :mojave
|
|
sha256 "afcf0a6baa316d5df18162a32b8630d8c10d96e063545b59dbe4409470d726e2" => :high_sierra
|
|
end
|
|
|
|
depends_on "go" => :build
|
|
depends_on "socat" => :test
|
|
depends_on "wireshark"
|
|
|
|
def install
|
|
# Don't set GOPATH because we want to build using go modules to
|
|
# ensure our dependencies are the ones specified in go.mod.
|
|
mkdir_p buildpath
|
|
ln_sf buildpath, buildpath/"termshark"
|
|
|
|
cd "termshark" do
|
|
system "go", "build", "-o", bin/"termshark",
|
|
"cmd/termshark/termshark.go"
|
|
end
|
|
end
|
|
|
|
test do
|
|
assert_match "termshark v2.0.2",
|
|
shell_output("#{bin}/termshark -v --pass-thru=false")
|
|
|
|
# Build a test pcap programmatically. Termshark will read this
|
|
# from a temp file.
|
|
packet = []
|
|
packet += [0xd4, 0xc3, 0xb2, 0xa1, 0x02, 0x00, 0x04, 0x00]
|
|
packet += [0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00]
|
|
packet += [0x00, 0x00, 0x04, 0x00, 0x06, 0x00, 0x00, 0x00]
|
|
packet += [0xf3, 0x2a, 0x39, 0x52, 0x00, 0x00, 0x00, 0x00]
|
|
packet += [0x4d, 0x00, 0x00, 0x00, 0x4d, 0x00, 0x00, 0x00]
|
|
packet += [0x10, 0x40, 0x00, 0x20, 0x35, 0x01, 0x2b, 0x59]
|
|
packet += [0x00, 0x06, 0x29, 0x17, 0x93, 0xf8, 0xaa, 0xaa]
|
|
packet += [0x03, 0x00, 0x00, 0x00, 0x08, 0x00, 0x45, 0x00]
|
|
packet += [0x00, 0x37, 0xf9, 0x39, 0x00, 0x00, 0x40, 0x11]
|
|
packet += [0xa6, 0xdb, 0xc0, 0xa8, 0x2c, 0x7b, 0xc0, 0xa8]
|
|
packet += [0x2c, 0xd5, 0xf9, 0x39, 0x00, 0x45, 0x00, 0x23]
|
|
packet += [0x8d, 0x73, 0x00, 0x01, 0x43, 0x3a, 0x5c, 0x49]
|
|
packet += [0x42, 0x4d, 0x54, 0x43, 0x50, 0x49, 0x50, 0x5c]
|
|
packet += [0x6c, 0x63, 0x63, 0x6d, 0x2e, 0x31, 0x00, 0x6f]
|
|
packet += [0x63, 0x74, 0x65, 0x74, 0x00, 0xf3, 0x2a, 0x39]
|
|
packet += [0x52, 0x00, 0x00, 0x00, 0x00, 0x4d, 0x00, 0x00]
|
|
packet += [0x00, 0x4d, 0x00, 0x00, 0x00, 0x10, 0x40, 0x00]
|
|
packet += [0x20, 0x35, 0x01, 0x2b, 0x59, 0x00, 0x06, 0x29]
|
|
packet += [0x17, 0x93, 0xf8, 0xaa, 0xaa, 0x03, 0x00, 0x00]
|
|
packet += [0x00, 0x08, 0x00, 0x45, 0x00, 0x00, 0x37, 0xf9]
|
|
packet += [0x39, 0x00, 0x00, 0x40, 0x11, 0xa6, 0xdb, 0xc0]
|
|
packet += [0xa8, 0x2c, 0x7b, 0xc0, 0xa8, 0x2c, 0xd5, 0xf9]
|
|
packet += [0x39, 0x00, 0x45, 0x00, 0x23, 0x8d, 0x73, 0x00]
|
|
packet += [0x01, 0x43, 0x3a, 0x5c, 0x49, 0x42, 0x4d, 0x54]
|
|
packet += [0x43, 0x50, 0x49, 0x50, 0x5c, 0x6c, 0x63, 0x63]
|
|
packet += [0x6d, 0x2e, 0x31, 0x00, 0x6f, 0x63, 0x74, 0x65]
|
|
packet += [0x74, 0x00]
|
|
|
|
File.open("#{HOMEBREW_TEMP}/termshark-test.pcap", "w+") do |f|
|
|
f.write(packet.pack("C*"))
|
|
end
|
|
|
|
# Rely on exit code of grep - if termshark works correctly, it will
|
|
# detect stdout is not a tty, defer to tshark and display the grepped IP.
|
|
system [
|
|
"#{bin}/termshark -r #{HOMEBREW_TEMP}/termshark-test.pcap",
|
|
" | grep 192.168.44.123",
|
|
].join("")
|
|
|
|
# Pretend to be a tty and run termshark with the temporary pcap. Queue up
|
|
# 'q' and 'enter' to terminate. Rely on the exit code of termshark, which
|
|
# should be EXIT_SUCCESS/0. Output is piped to /dev/null to avoid
|
|
# interfering with the outer terminal. The quit command is delayed five
|
|
# seconds to provide ample time for termshark to load the pcap (there is
|
|
# no external mechanism to tell when the load is complete).
|
|
testcmds = [
|
|
"{ sleep 5s ; echo q ; echo ; } | ",
|
|
"socat - EXEC:'sh -c \\\"",
|
|
"stty rows 50 cols 80 && ",
|
|
"TERM=xterm ",
|
|
"#{bin}/termshark -r #{HOMEBREW_TEMP}/termshark-test.pcap",
|
|
"\\\"',pty,setsid,ctty > /dev/null",
|
|
]
|
|
system testcmds.join("")
|
|
|
|
# "Scrape" the terminal UI for a specific IP address contained in the test
|
|
# pcap. Since the output contains ansi terminal codes, use the -a flag to
|
|
# grep to ensure it's not treated as binary input.
|
|
testcmds[5] = "\\\"',pty,setsid,ctty | grep -a 192.168.44.123 > /dev/null"
|
|
system testcmds.join("")
|
|
|
|
# Clean up.
|
|
File.delete("#{HOMEBREW_TEMP}/termshark-test.pcap")
|
|
end
|
|
end
|