{
 "number": 19460,
 "input_hash": "f40696936a3721fb",
 "model": "openrouter/google/gemini-3.8-flash",
 "batch": false,
 "created": "2026-09-17T21:16:32+00:00",
 "provider": "Google",
 "stop_reason": "end_turn",
 "usage": {
  "input_tokens": 63246,
  "cache_creation_input_tokens": 0,
  "cache_read_input_tokens": 0,
  "output_tokens": 15892
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 "cost_usd": 0.1070295,
 "error": null,
 "result": {
  "display": {
   "goal": [
    "Allow the bitcoin-wallet tool to connect to a running bitcoin-node process over IPC.",
    "Lay architectural groundwork for future online wallet tool subcommands such as sync and shell."
   ],
   "reviewability": [
    "Paused: ajtowns objected to overloading offline tool behavior into a daemon instead of adding a separate binary, unanswered since April 2026."
   ],
   "agreement": [
    "Blocked by an unaddressed approach objection questioning whether bitcoin-wallet should become online or a new binary should be introduced (ajtowns).",
    "Earlier conceptual concern regarding offline tool guarantees was addressed (jonasschnelli)."
   ],
   "categories": [
    {
     "name": "ipc",
     "why": [
      "P3 because it advances the process separation architecture by establishing an IPC connection from the wallet binary to the node, though no commands use it yet."
     ]
    },
    {
     "name": "wallet",
     "why": [
      "P3 because it enables optional node connectivity in the wallet tool for future online features, but provides no immediate wallet functionality."
     ]
    },
    {
     "name": "tools",
     "why": [
      "P3 because it extends the offline bitcoin-wallet CLI tool with IPC connection arguments to support future online operations."
     ]
    }
   ]
  },
  "summary": "Adds an -ipcconnect option to bitcoin-wallet and an -ipcbind option to bitcoin-node in multiprocess builds. When enabled, bitcoin-wallet checks for and connects to a running bitcoin-node over a unix socket on startup, printing a connection message if successful.",
  "problem": "The bitcoin-wallet tool is currently restricted to offline wallet file inspection and manipulation. Adding IPC connectivity to bitcoin-node enables future subcommands like online resyncing or interactive RPC shells without running the full daemon.",
  "discussion": {
   "open_concerns": [
    "ajtowns objected to overloading daemon and online behavior onto the existing offline bitcoin-wallet CLI tool rather than introducing a separate binary (e.g. bitcoin-walletd or bitcoin-wallet-ipc), noting potential user confusion and extra work."
   ],
   "resolved_concerns": [
    "jonasschnelli raised a conceptual concern that bitcoin-wallet should remain strictly an offline tool; ryanofsky clarified that offline operation remains fully intact and node connectivity is completely optional."
   ],
   "author_status": "active with rebase pushes, but has not replied to ajtowns' objection since April 2026"
  },
  "reviewability": {
   "state": "Paused",
   "label": "Waiting on author",
   "reason": "ajtowns raised a fundamental architectural objection on 2026-04-27 questioning whether online IPC behavior belongs in bitcoin-wallet or in a new binary, which has remained unanswered for over four months."
  },
  "agreement": {
   "participants": [
    {
     "login": "jonasschnelli",
     "stance": "objection",
     "note": "conceptual concern in 2020 about keeping bitcoin-wallet offline; satisfied by author explanation"
    },
    {
     "login": "RonSherfey",
     "stance": "support",
     "note": "requested changes in 2021 and subsequently approved"
    },
    {
     "login": "Korosiua1206",
     "stance": "neutral",
     "note": "approved without rationale or project history"
    },
    {
     "login": "maflcko",
     "stance": "question",
     "note": "asked if a future rebase would need to revert PR #33459"
    },
    {
     "login": "ajtowns",
     "stance": "objection",
     "note": "questioned overloading daemon behavior on the offline CLI tool instead of creating a separate binary"
    }
   ],
   "objections": [
    {
     "reviewer": "jonasschnelli",
     "kind": "approach",
     "harm": "compromising bitcoin-wallet's role as a strictly offline tool",
     "blocking": false,
     "author_replied": true,
     "fix_pushed": false,
     "status": "resolved",
     "evidence": "2020-12-18: 'My understanding is/was that bitcoin-wallet is an offline wallet exploring and manipulation tool without the requirement of a node or online connectivity.'",
     "resolution_evidence": "2020-12-18: ryanofsky replied that offline functionality is preserved and node connectivity is optional; jonasschnelli did not push back.",
     "sources": [
      "dossier",
      "thread"
     ]
    },
    {
     "reviewer": "ajtowns",
     "kind": "approach",
     "harm": "combining offline CLI tool and daemon behavior into one binary is more work and a potential user footgun",
     "blocking": true,
     "author_replied": false,
     "fix_pushed": false,
     "status": "open",
     "evidence": "2026-04-27: 'Why is this overloading daemon behaviour on an existing cli tool, instead of introducing a new binary like bitcoin-node or bitcoin-gui did? ... Combining the two just seems like more work and a potential footgun for users to me.'",
     "resolution_evidence": "",
     "sources": [
      "dossier",
      "thread"
     ]
    }
   ],
   "support": [
    {
     "reviewer": "RonSherfey",
     "reason": "approved changes after review in 2021",
     "substantive": false
    }
   ],
   "state": "Blocked",
   "summary": "Blocked: ajtowns objects that overloading bitcoin-wallet with daemon behavior is a user footgun; author has not replied since April 2026",
   "reason": "ajtowns raised a blocking approach objection on whether offline and daemon functionality should be merged into bitcoin-wallet rather than creating a dedicated binary, which the author has not addressed.",
   "evidence": [
    "2020-12-18 jonasschnelli asked whether bitcoin-wallet offline guarantees remain intact; ryanofsky confirmed they do",
    "2026-04-27 ajtowns questioned the approach of overloading bitcoin-wallet instead of introducing a separate binary; no author reply"
   ],
   "model_state": "Blocked",
   "derivation": "blocking objection open with no author reply (ajtowns)",
   "corrections": [],
   "thread_read": {
    "state": "Blocked",
    "derived": "Blocked",
    "objections": [
     {
      "reviewer": "jonasschnelli",
      "kind": "approach",
      "harm": "bitcoin-wallet is intended as an offline tool and features requiring a node should belong in wallet RPCs",
      "blocking": false,
      "author_replied": true,
      "fix_pushed": false,
      "status": "resolved",
      "evidence": "2020-12-18: \"Conceptual I'm not yet convinced. My understanding is/was that bitcoin-wallet is an offline wallet exploring and manipulation tool without the requirement of a node or online connectivity.\"",
      "resolution_evidence": "2020-12-18: \"To address any concern here, there's no thought of changing this. This PR gives bitcoin-wallet tool ability to do online things as well as offline things. It doesn't require a node or take away the ability to do offline things.\""
     },
     {
      "reviewer": "ajtowns",
      "kind": "approach",
      "harm": "overloading daemon behavior onto an existing CLI tool rather than introducing a separate binary creates extra work and a potential footgun for users",
      "blocking": true,
      "author_replied": false,
      "fix_pushed": false,
      "status": "open",
      "evidence": "2026-04-27: \"Why is this overloading daemon behaviour on an existing cli tool, instead of introducing a new binary like bitcoin-node or bitcoin-gui did? ... Combining the two just seems like more work and a potential footgun for users to me.\"",
      "resolution_evidence": ""
     }
    ],
    "support": [],
    "participants": [
     {
      "login": "jonasschnelli",
      "stance": "objection",
      "note": "conceptually questioned adding online node-requiring functionality to bitcoin-wallet; resolved after author explanation"
     },
     {
      "login": "RonSherfey",
      "stance": "neutral",
      "note": "requested changes and later approved without rationale"
     },
     {
      "login": "Korosiua1206",
      "stance": "neutral",
      "note": "approved without rationale"
     },
     {
      "login": "maflcko",
      "stance": "question",
      "note": "asked if a future rebase would need to revert PR #33459"
     },
     {
      "login": "ajtowns",
      "stance": "objection",
      "note": "objected to overloading daemon behavior onto the existing CLI tool instead of creating a separate binary, calling it a potential footgun"
     }
    ],
    "corrections": [],
    "summary": "Blocked: ajtowns objects to overloading daemon behavior onto bitcoin-wallet rather than using a new binary; author has not replied since 2026-04.",
    "usage": {
     "input_tokens": 14634,
     "cache_creation_input_tokens": 0,
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     "output_tokens": 4923
    }
   },
   "first_read": {
    "state": "Blocked",
    "model_state": "Blocked",
    "objections": [
     {
      "reviewer": "jonasschnelli",
      "kind": "approach",
      "harm": "compromising bitcoin-wallet's role as a strictly offline tool",
      "blocking": false,
      "author_replied": true,
      "fix_pushed": false,
      "status": "resolved",
      "evidence": "2020-12-18: 'My understanding is/was that bitcoin-wallet is an offline wallet exploring and manipulation tool without the requirement of a node or online connectivity.'",
      "resolution_evidence": "2020-12-18: ryanofsky replied that offline functionality is preserved and node connectivity is optional; jonasschnelli did not push back."
     },
     {
      "reviewer": "ajtowns",
      "kind": "approach",
      "harm": "combining offline CLI tool and daemon behavior into one binary is more work and a potential user footgun",
      "blocking": true,
      "author_replied": false,
      "fix_pushed": false,
      "status": "open",
      "evidence": "2026-04-27: 'Why is this overloading daemon behaviour on an existing cli tool, instead of introducing a new binary like bitcoin-node or bitcoin-gui did? ... Combining the two just seems like more work and a potential footgun for users to me.'",
      "resolution_evidence": ""
     }
    ],
    "support": [
     {
      "reviewer": "RonSherfey",
      "reason": "approved changes after review in 2021",
      "substantive": false
     }
    ]
   }
  },
  "dependencies": {
   "depends_on": [
    29409,
    10102
   ],
   "enables": [
    "#19461"
   ]
  },
  "categories": [
   {
    "name": "build",
    "member": false,
    "evidence": "CMakeLists changes only wire up the multiprocess wallet binary and follow directly from the feature addition.",
    "band": "Unranked",
    "reason_tag": "",
    "score": 0.0,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 0,
     "leverage": 0
    },
    "rationale": "Build changes merely compile the new source files for multiprocess builds."
   },
   {
    "name": "docs",
    "member": false,
    "evidence": "Updates to doc/design/libraries.md and doc/multiprocess.md are documentation edits following from the code changes.",
    "band": "Unranked",
    "reason_tag": "",
    "score": 0.0,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 0,
     "leverage": 0
    },
    "rationale": "Documentation changes only update existing documents to reflect the new wallet binary communication."
   },
   {
    "name": "ipc",
    "member": true,
    "evidence": "Adds IPC connection capabilities to bitcoin-wallet and binding options to bitcoin-node, touching interfaces/ipc.h and src/init/bitcoin-wallet-ipc.cpp.",
    "band": "P3",
    "reason_tag": "new feature",
    "score": 0.35,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 1,
     "leverage": 2
    },
    "rationale": "P3 because it makes tangible progress on the multiprocess roadmap by allowing the wallet tool to communicate with bitcoin-node over IPC, though no wallet commands make use of the connection yet."
   },
   {
    "name": "mempool",
    "member": false,
    "evidence": "Touches block_policy_estimator.h solely to add a comment reminder about updating capnp definitions.",
    "band": "Unranked",
    "reason_tag": "",
    "score": 0.0,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 0,
     "leverage": 0
    },
    "rationale": "No mempool behavior or data structures are changed."
   },
   {
    "name": "p2p",
    "member": false,
    "evidence": "Touches net.h and net_processing.h only with comment annotations regarding IPC capnp structs.",
    "band": "Unranked",
    "reason_tag": "",
    "score": 0.0,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 0,
     "leverage": 0
    },
    "rationale": "Does not affect peer-to-peer networking or protocols."
   },
   {
    "name": "rpc",
    "member": false,
    "evidence": "Touches rpc/request.h only for a capnp comment note.",
    "band": "Unranked",
    "reason_tag": "",
    "score": 0.0,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 0,
     "leverage": 0
    },
    "rationale": "No RPC methods or server functionality are modified."
   },
   {
    "name": "tests",
    "member": false,
    "evidence": "Edits to functional tests adjust timeouts and debug log checking to accommodate multiprocess execution.",
    "band": "Unranked",
    "reason_tag": "",
    "score": 0.0,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 0,
     "leverage": 0
    },
    "rationale": "Test modifications follow mechanically from the multiprocess logging changes."
   },
   {
    "name": "tools",
    "member": true,
    "evidence": "Modifies src/bitcoin-wallet.cpp to add command line arguments and startup logic for IPC connections.",
    "band": "P3",
    "reason_tag": "new feature",
    "score": 0.3,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 1,
     "leverage": 1
    },
    "rationale": "P3 because it equips the bitcoin-wallet tool with node connection capabilities, laying ground for future online subcommands."
   },
   {
    "name": "utils",
    "member": false,
    "evidence": "Changes to logging arguments and util headers in the overall diff stem from the base commits in #10102, not this PR's single non-base commit.",
    "band": "Unranked",
    "reason_tag": "",
    "score": 0.0,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 0,
     "leverage": 0
    },
    "rationale": "Does not introduce substantive utility or logging features of its own."
   },
   {
    "name": "wallet",
    "member": true,
    "evidence": "Modifies wallet tool interfaces and options to support connecting to node chainstate over IPC.",
    "band": "P3",
    "reason_tag": "new feature",
    "score": 0.3,
    "factors": {
     "security_stability": 0,
     "bug_severity": 0,
     "performance": 0,
     "user_value": 1,
     "leverage": 1
    },
    "rationale": "P3 because it prepares wallet tooling to operate against a live node over IPC, but does not yet deliver end-user wallet operations like sync or transactions."
   }
  ],
  "confidence": "high",
  "uncertainties": [],
  "needs": [],
  "card": "PR 19460 adds an -ipcconnect option to bitcoin-wallet and an -ipcbind option to bitcoin-node, allowing the wallet tool to detect and connect to a running node over IPC. This lays structural groundwork for future online wallet tool operations such as resyncing and interactive RPC shells without running the full daemon. The PR currently only establishes the IPC connection and reports connectivity status. Review is currently paused and blocked: ajtowns objected in April 2026 to overloading daemon/online behavior into the existing offline CLI binary instead of introducing a separate binary, to which the author has not replied, and the PR sits on top of unmerged base PR #29409."
 },
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