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fix(ascend): mount the device NIC addresses so RoCE endpoints can be built #28

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Merged
thxCode merged 1 commit into from
Sep 17, 2026
Merged

fix(ascend): mount the device NIC addresses so RoCE endpoints can be built #28

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11 changes: 11 additions & 0 deletions gpustack_runtime/deployer/cdi/ascend.py
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Original file line number Diff line number Diff line change
Expand Up @@ -43,6 +43,16 @@
https://gitcode.com/Ascend/mind-cluster/blob/master/docs/en/scheduling/references/appendix.md.
"""

_HCCN_CONF_PATH = "/etc/hccn.conf"
"""
The device NIC addresses, as configured on the host. A transport that builds
RoCE endpoints reads them from this file or from hccn_tool, which lives in a
driver directory none of the mounts below covers; without either, the engine
fails to initialize with "Failed to get device ip from hccn.conf and
hccn_tool". A container that talks to another node over Device RoCE therefore
needs this file, and one that does not is unaffected by its presence.
"""

_A5_RANKTABLE_VERSION = "2.0"
"""
The ranktable version the A5 generation requires.
Expand Down Expand Up @@ -160,6 +170,7 @@ def generate(

mount_paths = [
_HCCL_RANKTABLE_PATH,
_HCCN_CONF_PATH,
"/usr/local/Ascend/driver/topo",
"/usr/local/Ascend/driver/lib64",
"/usr/local/Ascend/driver/include",
Expand Down
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