Nothing
# Note: To use the "r-user" AppArmor profile you should add the following line
# to /etc/apparmor.d/rapparmor.d/r-user:
#
# /usr/lib/rstudio/bin/pandoc/* rix,
#
options(tutorial.exercise.evaluator.onstart = function(pid) {
# import RAppArmor
require(RAppArmor, quietly = TRUE)
# set process group to pid (allows kill of entire subtree in cleanup)
setpgid();
# set nice priority
setpriority(10)
# set rlimits as appropriate
rlimit_nproc(1000)
rlimit_as(1024*1024*1024)
# change to r-user profile (see note above on required edit to r-user)
aa_change_profile("r-user")
})
options(tutorial.exercise.evaluator.oncleanup = function(pid) {
# import RAppArmor
require(RAppArmor, quietly = TRUE)
# kill entire process subtree. note that the second call works
# because the call to setpgid above sets our pgid (process group id)
# to our pid (process id)
kill(pid, tools::SIGKILL)
kill(-1 * pid, tools::SIGKILL)
})
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