bwbox/lib/utils.nim

61 lines
1.6 KiB
Nim

import strformat
import posix
import bwrap
import args
import os
const APP_NAME = "bwsandbox"
proc getDataDir*(): string =
getEnv("XDG_DATA_DIR", getHomeDir().joinPath(".local/share"))
proc checkRelativePath*(p: string): string =
if p[0] == '/':
return p
getHomeDir().joinPath(p)
proc getProfilePath*(profile: string): string =
let pid = getCurrentProcessId()
for path in [
getConfigDir().joinPath(APP_NAME),
&"/usr/share/{APP_NAME}",
parentDir(expandSymlink(&"/proc/{pid}/exe")).joinPath("configs")
]:
let file = path.joinPath(profile)
if fileExists(file):
return file
raise newException(IOError, "Profile not found")
proc getProfilePath*(args: Args): string =
getProfilePath(args.getProfile())
proc getSandboxPath*(name: string): string =
getDataDir()
.joinPath(APP_NAME)
.joinPath(name)
proc deviceExists(path: string): bool =
var res: Stat
return stat(path, res) >= 0 and S_ISCHR(res.st_mode)
# https://github.com/flatpak/flatpak/blob/1bdbb80ac57df437e46fce2cdd63e4ff7704718b/common/flatpak-run.c#L1496
proc enableDri*(call: var BwrapCall) =
const mounts = [
"/dev/dri", # general
"/dev/mali", "/dev/mali0", "/dev/umplock", # mali
"/dev/nvidiactl", "/dev/nvidia-modeset", # nvidia
"/dev/nvidia-uvm", "/dev/nvidia-uvm-tools" # nvidia OpenCl/CUDA
]
for mount in mounts:
if deviceExists(mount):
call.addMount("--dev-bind", mount)
for i in 0..20:
let device = &"/dev/nvidia{i}"
if deviceExists(device):
call.addMount("--dev-bind", device)