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Artur Gurgul 2025-08-29 15:52:53 +02:00
parent 93f402b012
commit 7b35ea96bb
2 changed files with 116 additions and 0 deletions
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100
bin/sq Executable file
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@ -0,0 +1,100 @@
#!/usr/bin/env ruby
require 'socket'
# Path to QEMU monitor socket
sock_path = "/tmp/qemu-monitor.sock"
# Connect to UNIX socket
sock = UNIXSocket.new(sock_path)
# Read greeting from QEMU (optional)
puts sock.readline rescue nil
# Function to send a single keystroke
def send_key(sock, key)
cmd = "sendkey #{key}\n"
puts ">>> #{cmd.strip}"
sock.write(cmd)
end
def char_to_key(ch)
case ch
# Control characters
when "\n" then "ret"
when "\t" then "tab"
when " " then "spc"
when "\e" then "esc"
when "\b" then "backspace"
# Lowercase letters
when "a".."z" then ch
# Uppercase letters (shift + letter)
when "A".."Z" then "shift-#{ch.downcase}"
# Digits
when "0".."9" then ch
# Shifted number row
when "!" then "shift-1"
when "@" then "shift-2"
when "#" then "shift-3"
when "$" then "shift-4"
when "%" then "shift-5"
when "^" then "shift-6"
when "&" then "shift-7"
when "*" then "shift-8"
when "(" then "shift-9"
when ")" then "shift-0"
when "-" then "minus"
when "_" then "shift-minus"
when "=" then "equal"
when "+" then "shift-equal"
when "[" then "bracket_left"
when "{" then "shift-bracket_left"
when "]" then "bracket_right"
when "}" then "shift-bracket_right"
when "\\" then "backslash"
when "|" then "shift-backslash"
when ";" then "semicolon"
when ":" then "shift-semicolon"
when "'" then "apostrophe"
when "\"" then "shift-apostrophe"
when "," then "comma"
when "<" then "shift-comma"
when "." then "dot"
when ">" then "shift-dot"
when "/" then "slash"
when "?" then "shift-slash"
when "`" then "grave_accent"
when "~" then "shift-grave_accent"
else
raise "Unsupported character: #{ch.inspect}"
end
end
if ARGV[0]
puts ARGV[0]
input = ARGV[0]
puts "Typing: #{input.inspect}"
input.chars.each do |ch|
send_key(sock, char_to_key(ch))
sleep 0.1
end
else
# Example: type "hello<Enter>"
%w[p a s s ret].each do |k|
send_key(sock, k)
sleep 0.1
end
end
sock.close
# (qemu) screendump /Volumes/Cache/homes/debian/guaset.ppm
# ffmpeg -y -i guaset.ppm guest.png

16
lib/vm/qemu.rb
View file

@ -152,6 +152,7 @@ module Qemu
# -virtfs local,path=.,mount_tag=hostfs,security_model=passthrough,id=hostfs
# mount -t 9p -o trans=virtio,version=9p2000.L hostfs /mnt
# sudo mount -t 9p hostfs /home/user/Share -o trans=virtio,version=9p2000.L,uid=1000,gid=1000,msize=262144,cache=mmap
# hostfs /home 9p trans=virtio,version=9p2000.L,uid=1000,gid=1000,msize=262144,cache=mmap,nofail 0 0
# hostfs /share 9p trans=virtio,version=9p2000.L,uid=1000,gid=1000,msize=262144,cache=mmap,nofail 0 0
@ -237,6 +238,7 @@ module Qemu
### TODO: remove
port = 2222
args += ['-device', 'virtio-net-pci,netdev=net0']
args += ['-netdev', "user,id=net0,hostfwd=tcp:127.0.0.1:#{port}-:22,hostfwd=udp:127.0.0.1:6544-:6544"]
args += ['-virtfs', 'local,path=.,mount_tag=hostfs,security_model=passthrough,id=hostfs']
### TODO END
@ -326,3 +328,17 @@ module Qemu
end
## Works on MacOS=
# -monitor unix:/tmp/qemu-monitor.sock,server,nowait
# nc -U /tmp/qemu-monitor.sock
# instead of args += ['-monitor', 'stdio']
# 9P
# sudo mount -t 9p hostfs /home/user/Share \
# -o trans=virtio,version=9p2000.L,msize=262144,cache=mmap,access=any,dfltuid=1000,dfltgid=1000
# sudo chown -hR 1000:1000 /home/user/Share