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Implement pids_limit

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Signed-off-by: Elsa <zeyugao@outlook.com>
This commit is contained in:
Elsa 2025-04-08 20:44:27 +08:00
parent 2e46ff0db2
commit c3cac2c26b
1 changed files with 22 additions and 1 deletions
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23
podman_compose.py
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@ -738,7 +738,7 @@ def container_to_cpu_res_args(cnt, podman_args):
mem_res_v2 = cnt.get("mem_reservation") mem_res_v2 = cnt.get("mem_reservation")
# v3: https://docs.docker.com/compose/compose-file/compose-file-v3/#resources # v3: https://docs.docker.com/compose/compose-file/compose-file-v3/#resources
# spec: https://github.com/compose-spec/compose-spec/blob/master/deploy.md#resources # spec: https://github.com/compose-spec/compose-spec/blob/master/deploy.md#resources
# deploy.resources.{limits,reservations}.{cpus, memory} # deploy.resources.{limits,reservations}.{cpus, memory, pids}
deploy = cnt.get("deploy", {}) deploy = cnt.get("deploy", {})
res = deploy.get("resources", {}) res = deploy.get("resources", {})
limits = res.get("limits", {}) limits = res.get("limits", {})
@ -772,6 +772,27 @@ def container_to_cpu_res_args(cnt, podman_args):
str(mem_res).lower(), str(mem_res).lower(),
)) ))
# Handle pids limit from both container level and deploy section
pids_limit = cnt.get("pids_limit")
deploy_pids = None
# Check for pids in deploy.resources.limits section
if "pids" in limits:
deploy_pids = limits["pids"]
# Ensure consistency between pids_limit and deploy.resources.limits.pids
if pids_limit is not None and deploy_pids is not None:
if str(pids_limit) != str(deploy_pids):
raise ValueError(
f"Inconsistent PIDs limit: pids_limit ({pids_limit}) and "
f"deploy.resources.limits.pids ({deploy_pids}) must be the same"
)
# Use whichever value is set (prioritizing pids_limit if both are set)
final_pids_limit = pids_limit if pids_limit is not None else deploy_pids
if final_pids_limit is not None:
podman_args.extend(["--pids-limit", str(final_pids_limit)])
def port_dict_to_str(port_desc): def port_dict_to_str(port_desc):
# NOTE: `mode: host|ingress` is ignored # NOTE: `mode: host|ingress` is ignored