S3 proxy

[pashinov]

Pull Request Checklist

NODE CONFIGURATION MODEL CHANGES

[Yes]

Added s3_proxy

...
"blockchain_rpc_service": {
   ...
   "s3_proxy": {
      "rate_limit": 10,
      "bandwidth_limit": "10 MiB",
   }
}
...

BLOCKCHAIN CONFIGURATION MODEL CHANGES

None

---

COMPATIBILITY

Full compatibility

SPECIAL DEPLOYMENT ACTIONS

Not Required

---

PERFORMANCE IMPACT

No impact expected

---

TESTS

No

[github-actions]

🧪 Network Tests

To run network tests for this PR, use:

gh workflow run network-tests.yml -f pr_number=1029

Available test options:

• Run all tests: gh workflow run network-tests.yml -f pr_number=1029
• Run specific test: gh workflow run network-tests.yml -f pr_number=1029 -f test_selection=ping-pong

Test types: destroyable, ping-pong, one-to-many-internal-messages, fq-deploy, nft-index, persistent-sync

Results will be posted as workflow runs in the Actions tab.

[codecov]

Codecov Report

❌ Patch coverage is 23.94366% with 162 lines in your changes missing coverage. Please review.
✅ Project coverage is 54.34%. Comparing base (5462fa2) to head (a337840).
⚠️ Report is 4 commits behind head on master.

Files with missing lines	Patch %	Lines
core/src/blockchain_rpc/providers.rs	17.70%	79 Missing ⚠️
core/src/blockchain_rpc/service.rs	41.46%	47 Missing and 1 partial ⚠️
core/src/node/mod.rs	0.00%	21 Missing ⚠️
light-node/src/cli.rs	0.00%	14 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1029      +/-   ##
==========================================
- Coverage   54.45%   54.34%   -0.11%     
==========================================
  Files         402      403       +1     
  Lines       67545    67686     +141     
  Branches    67545    67686     +141     
==========================================
+ Hits        36782    36787       +5     
- Misses      28945    29079     +134     
- Partials     1818     1820       +2     

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[Rexagon]

Make base provider always default and make an s3 client optional like in archives provider (with_s3_client).