[glue] DKG+reshare

[clabby]

Overview

Note

PR Stack:

• [examples/reshare] Use glue::dkg #4146
• [glue] DKG+reshare #4131 👈
• main

Adds a standard, state-sync capable DKG+reshare library to commonware-glue. Protocol explained in the docs.

closes #3921

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Status	Name	Latest Commit	Updated (UTC)
✅ Deployment successful! View logs	commonware-mcp	282a13e	Jul 15 2026, 02:35 PM

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Latest commit:	282a13e
Status:	✅  Deploy successful!
Preview URL:	https://65fbed88.monorepo-eu0.pages.dev
Branch Preview URL:	https://cl-glue-reshare.monorepo-eu0.pages.dev

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[github-actions]

Benchmark results

Regressions: 0.

✅ `qmdb::merkleize/v=any::unordered::fixed::mmr k=10000 ch=false s=true cc=true` (2/2 gates passed)

Field	Value
Package	commonware-storage
Benchmark target	qmdb_gungraun
Variant	qmdb::merkleize/v=any::unordered::fixed::mmr k=10000 ch=false s=true cc=true
Filter	*::bench_merkleize::any_unordered_fixed_mmr
Baseline suite	commonware-storage
Gates	EstimatedCycles should decrease; tolerance 10.00%; blob_reads should decrease; tolerance 10.00%
Cargo flags	--features test-traits

Metric	Baseline	Current	Delta	Gate
Ir	13,377,341	13,372,424	-0.04%	-
L1hits	17,203,398	17,196,686	-0.04%	-
LLhits	98,526	97,909	-0.63%	-
RamHits	9,998	10,099	+1.01%	-
TotalRW	17,311,922	17,304,694	-0.04%	-
EstimatedCycles	18,045,958	18,039,696	-0.03%	EstimatedCycles should decrease; tolerance 10.00%
blob_reads	158	158	+0.00%	blob_reads should decrease; tolerance 10.00%

✅ `qmdb::merkleize/v=current::ordered::fixed::mmb chunk=256 k=10000 ch=false s=true cc=true` (2/2 gates passed)

Field	Value
Package	commonware-storage
Benchmark target	qmdb_gungraun
Variant	qmdb::merkleize/v=current::ordered::fixed::mmb chunk=256 k=10000 ch=false s=true cc=true
Filter	*::bench_merkleize::current_ordered_fixed_mmb_chunk_256
Baseline suite	commonware-storage
Gates	EstimatedCycles should decrease; tolerance 10.00%; blob_reads should decrease; tolerance 10.00%
Cargo flags	--features test-traits

Metric	Baseline	Current	Delta	Gate
Ir	15,950,249	16,027,718	+0.49%	-
L1hits	21,022,705	21,235,255	+1.01%	-
LLhits	143,053	144,063	+0.71%	-
RamHits	12,456	12,449	-0.06%	-
TotalRW	21,178,214	21,391,767	+1.01%	-
EstimatedCycles	22,173,930	22,391,285	+0.98%	EstimatedCycles should decrease; tolerance 10.00%
blob_reads	235	235	+0.00%	blob_reads should decrease; tolerance 10.00%

Baseline commit(s): 5950bf7179bb

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[codecov]

Codecov Report

❌ Patch coverage is 91.25144% with 381 lines in your changes missing coverage. Please review.
✅ Project coverage is 95.01%. Comparing base (5950bf7) to head (282a13e).

Files with missing lines	Patch %	Lines
glue/src/dkg/anchor/actor/discovery.rs	76.35%	34 Missing and 14 partials ⚠️
glue/src/dkg/reshare/actor/dkg.rs	67.64%	38 Missing and 6 partials ⚠️
glue/src/dkg/reshare/actor/inclusion.rs	88.67%	26 Missing and 16 partials ⚠️
glue/src/dkg/reshare/actor/dealing.rs	76.39%	30 Missing and 8 partials ⚠️
glue/src/dkg/types.rs	81.76%	24 Missing and 5 partials ⚠️
glue/src/dkg/reshare/store.rs	96.49%	15 Missing and 10 partials ⚠️
glue/src/dkg/reshare/mailbox.rs	73.41%	20 Missing and 1 partial ⚠️
glue/src/dkg/anchor/actor/serving.rs	59.57%	17 Missing and 2 partials ⚠️
glue/src/dkg/orchestrator/actor.rs	94.53%	10 Missing and 6 partials ⚠️
glue/src/dkg/reshare/actor/follower.rs	73.68%	13 Missing and 2 partials ⚠️
... and 15 more

@@            Coverage Diff             @@
##             main    #4131      +/-   ##
==========================================
- Coverage   95.04%   95.01%   -0.03%     
==========================================
  Files         573      595      +22     
  Lines      238692   242973    +4281     
  Branches     5802     5953     +151     
==========================================
+ Hits       226862   230865    +4003     
- Misses       9920    10125     +205     
- Partials     1910     1983      +73     

Files with missing lines	Coverage Δ
consensus/src/lib.rs	100.00% <ø> (+78.57%)	⬆️
consensus/src/marshal/coding/marshaled.rs	85.56% <100.00%> (+0.03%)	⬆️
consensus/src/marshal/standard/deferred.rs	96.31% <100.00%> (+0.12%)	⬆️
consensus/src/types.rs	95.62% <100.00%> (+0.01%)	⬆️
glue/src/dkg/fence.rs	100.00% <100.00%> (ø)
glue/src/dkg/reshare/application.rs	100.00% <100.00%> (ø)
glue/src/simulate/action.rs	85.00% <ø> (ø)
glue/src/simulate/plan.rs	88.09% <100.00%> (+0.61%)	⬆️
glue/src/simulate/reporter.rs	100.00% <100.00%> (ø)
glue/src/stateful/actor/core/mailbox.rs	74.50% <100.00%> (+0.50%)	⬆️
... and 33 more

... and 30 files with indirect coverage changes

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