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adds a way to write query-cc-mode reults as a json #9

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adds a way to write query-cc-mode reults as a json #9

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2 changes: 2 additions & 0 deletions cli/main.py
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Original file line number Diff line number Diff line change
Expand Up @@ -113,6 +113,8 @@ def create_args():
help="Query the ECC state of the GPU")
argp.add_argument("--query-cc-mode", action='store_true', default=False,
help="Query the current Confidential Computing (CC) mode of the GPU.")
argp.add_argument("--output-json-file",
help="Path to write JSON output to for relevant query commands (e.g., --query-cc-mode).")
argp.add_argument("--query-cc-settings", action='store_true', default=False,
help="Query the Confidential Computing (CC) settings of the GPU."
"This prints the lower level setting knobs that will take effect upon GPU reset.")
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16 changes: 15 additions & 1 deletion cli/per_gpu.py
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,7 @@
# DEALINGS IN THE SOFTWARE.
#

import json
import os
import sys
import time
Expand Down Expand Up @@ -220,7 +221,20 @@ def main_per_gpu(gpu, opts):
return False

cc_mode = gpu.query_cc_mode()
info(f"{gpu} CC mode is {cc_mode}")
output_data = {
"gpu_bdf": str(gpu.bdf),
"cc_mode": cc_mode
}
print(json.dumps(output_data))

if opts.output_json_file:
try:
with open(opts.output_json_file, 'w') as f:
json.dump(output_data, f, indent=4)
info(f"CC mode query result written to {opts.output_json_file}")
except IOError as e:
error(f"Failed to write CC mode query result to {opts.output_json_file}: {e}")
return False

if opts.query_bar0_firewall_mode:
if not gpu.is_bar0_firewall_supported:
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