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Merge pull request #596 from ckyrouac/lldb-deploy
hack: Add remote lldb utilities to hack dir
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FROM quay.io/centos-bootc/centos-bootc-dev:stream9 | ||
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COPY ./etc/sysctl.conf /etc/sysctl.conf | ||
COPY ./etc/systemd/system/lldb-server.service /etc/systemd/system/lldb-server.service | ||
COPY ./etc/sudoers.d/wheel-nopasswd /etc/sudoers.d | ||
ARG sshpubkey | ||
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RUN dnf -y install lldb firewalld vim && \ | ||
firewall-offline-cmd --add-port 1025-65535/tcp && \ | ||
systemctl enable lldb-server.service && \ | ||
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# add test user | ||
if test -z "$sshpubkey"; then echo "must provide sshpubkey"; exit 1; fi; \ | ||
useradd -G wheel test && \ | ||
mkdir -m 0700 -p /home/test/.ssh && \ | ||
echo $sshpubkey > /home/test/.ssh/authorized_keys && \ | ||
chmod 0600 /home/test/.ssh/authorized_keys && \ | ||
chown -R test: /home/test |
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-- This is an example of how to configure the DAP connection in an editor (neovim in this case) | ||
-- It should be relatively straightforward to adapt to a different editor | ||
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local dap = require("dap") | ||
local job = require("plenary.job") | ||
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-- This is a coroutine that runs the cargo build command and reports progress | ||
local program = function() | ||
return coroutine.create(function(dap_run_co) | ||
local progress = require("fidget.progress") | ||
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local cargo_build_fidget = progress.handle.create({ | ||
title = "cargo build", | ||
lsp_client = { name = "Debugger" }, | ||
percentage = 0, | ||
}) | ||
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local cargo_build_job = job:new({ | ||
command = "cargo", | ||
args = { "build", "--color=never", "--profile=dev" }, | ||
cwd = vim.fn.getcwd(), | ||
enable_handlers = true, | ||
on_stderr = vim.schedule_wrap(function(_, output) | ||
cargo_build_fidget:report({ | ||
message = output, | ||
percentage = cargo_build_fidget.percentage + 0.3, | ||
}) | ||
end), | ||
on_exit = function(_, return_val) | ||
vim.schedule(function() | ||
if return_val ~= 0 then | ||
cargo_build_fidget:report({ | ||
message = "Error during cargo build", | ||
percentage = 100, | ||
}) | ||
else | ||
cargo_build_fidget:finish() | ||
coroutine.resume(dap_run_co, vim.fn.getcwd() .. "/target/debug/bootc") | ||
end | ||
end) | ||
end, | ||
}) | ||
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cargo_build_job:start() | ||
end) | ||
end | ||
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dap.adapters = { | ||
lldb = { | ||
executable = { | ||
args = { | ||
"--liblldb", | ||
"~/.local/share/nvim/mason/packages/codelldb/extension/lldb/lib/liblldb.so", | ||
"--port", | ||
"${port}", | ||
}, | ||
command = "~/.local/share/nvim/mason/packages/codelldb/extension/adapter/codelldb", | ||
}, | ||
host = "127.0.0.1", | ||
port = "${port}", | ||
type = "server", | ||
}, | ||
} | ||
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-- rust config that runs cargo build before opening dap ui and starting Debugger | ||
-- shows cargo build status as fidget progress | ||
-- the newly built bootc binary is copied to the VM and run in the lldb-server | ||
dap.configurations.rust = { | ||
{ | ||
args = { "status" }, | ||
cwd = "/", | ||
name = "[remote] status", | ||
program = program, | ||
request = "launch", | ||
console = "integratedTerminal", | ||
stopOnEntry = false, | ||
type = "lldb", | ||
initCommands = { | ||
"platform select remote-linux", | ||
"platform connect connect://bootc-lldb:1234", -- connect to the lldb-server running in the VM | ||
"file target/debug/bootc", | ||
}, | ||
}, | ||
{ | ||
args = { "upgrade" }, | ||
cwd = "/", | ||
name = "[remote] upgrade", | ||
program = program, | ||
request = "launch", | ||
console = "integratedTerminal", | ||
stopOnEntry = false, | ||
type = "lldb", | ||
initCommands = { | ||
"platform select remote-linux", | ||
"platform connect connect://bootc-lldb:1234", | ||
"file target/debug/bootc", | ||
}, | ||
}, | ||
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-- The install command can connect to a container instead of a VM. | ||
-- The following command is an example of how to run a container and start a lldb-server: | ||
-- sudo podman run --pid=host --network=host --privileged --security-opt label=type:unconfined_t -v /var/lib/containers:/var/lib/containers -v /dev:/dev -v .:/output localhost/bootc-lldb lldb-server platform --listen "*:1234" --server | ||
{ | ||
args = { "install", "to-disk", "--generic-image", "--via-loopback", "--skip-fetch-check", "~/.cache/bootc-dev/disks/test.raw" }, | ||
cwd = "/", | ||
env = { | ||
["RUST_LOG"] = "debug", | ||
["BOOTC_DIRECT_IO"] = "on", | ||
}, | ||
name = "[remote] install to-disk", | ||
program = program, | ||
request = "launch", | ||
console = "integratedTerminal", | ||
stopOnEntry = false, | ||
type = "lldb", | ||
initCommands = { | ||
"platform select remote-linux", | ||
"platform connect connect://127.0.0.1:1234", -- connect to the lldb-server running in the container | ||
"file target/debug/bootc", | ||
}, | ||
}, | ||
} |
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#!/bin/bash | ||
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# connect to the VM using https://libvirt.org/nss.html | ||
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set -e | ||
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# build the container image | ||
sudo podman build --build-arg "sshpubkey=$(cat ~/.ssh/id_rsa.pub)" -f Containerfile -t localhost/bootc-lldb . | ||
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# build the disk image | ||
mkdir -p ~/.cache/bootc-dev/disks | ||
rm -f ~/.cache/bootc-dev/disks/lldb.raw | ||
truncate -s 10G ~/.cache/bootc-dev/disks/lldb.raw | ||
sudo podman run --pid=host --network=host --privileged --security-opt label=type:unconfined_t -v /var/lib/containers:/var/lib/containers -v ~/.cache/bootc-dev/disks:/output -v /dev:/dev localhost/bootc-lldb bootc install to-disk --via-loopback --generic-image --skip-fetch-check /output/lldb.raw | ||
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# create a new VM in libvirt | ||
set +e | ||
virsh -c qemu:///system destroy bootc-lldb | ||
virsh -c qemu:///system undefine --nvram bootc-lldb | ||
set -e | ||
sudo virt-install --name bootc-lldb --cpu host --vcpus 8 --memory 8192 --import --disk ~/.cache/bootc-dev/disks/lldb.raw --os-variant rhel9-unknown |
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# Enable passwordless sudo for the wheel group | ||
%wheel ALL=(ALL) NOPASSWD: ALL |
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net.ipv6.conf.all.disable_ipv6 = 1 | ||
net.ipv6.conf.default.disable_ipv6 = 1 |
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[Unit] | ||
Description=LLDB Server | ||
After=network.target | ||
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[Service] | ||
Type=simple | ||
User=root | ||
WorkingDirectory=/root | ||
ExecStart=lldb-server platform --listen "*:1234" --server --min-gdbserver-port 31200 --max-gdbserver-port 31202 | ||
Restart=on-failure | ||
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[Install] | ||
WantedBy=multi-user.target |