36 lines
1.2 KiB
C
36 lines
1.2 KiB
C
/* SPDX-License-Identifier: LGPL-2.1+ */
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#include "test-helper.h"
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#include "random-util.h"
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#include "alloc-util.h"
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#include "cgroup-util.h"
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#include "string-util.h"
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int enter_cgroup_subroot(void) {
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_cleanup_free_ char *cgroup_root = NULL, *cgroup_subroot = NULL;
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CGroupMask supported;
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int r;
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r = cg_pid_get_path(NULL, 0, &cgroup_root);
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if (r == -ENOMEDIUM)
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return log_warning_errno(r, "cg_pid_get_path(NULL, 0, ...) failed: %m");
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assert(r >= 0);
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assert_se(asprintf(&cgroup_subroot, "%s/%" PRIx64, cgroup_root, random_u64()) >= 0);
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assert_se(cg_mask_supported(&supported) >= 0);
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/* If this fails, then we don't mind as the later cgroup operations will fail too, and it's fine if we handle
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* any errors at that point. */
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r = cg_create_everywhere(supported, _CGROUP_MASK_ALL, cgroup_subroot);
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if (r < 0)
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return r;
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return cg_attach_everywhere(supported, cgroup_subroot, 0, NULL, NULL);
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}
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/* https://docs.travis-ci.com/user/environment-variables#default-environment-variables */
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bool is_run_on_travis_ci(void) {
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return streq_ptr(getenv("TRAVIS"), "true");
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}
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