feat(rpc): Add a generate rpc method

[oxarbitrage]

Motivation

Zcashd RPC tests use a method that can generate blocks immediately in the Regtest mode.

Close #8834

Solution

Implement method.

Tests

Manual:

alfredo@spaceship:~/zebra/issue8836/zebra$ curl --silent --data-binary '{"jsonrpc": "1.0", "id":"curltest", "method": "generate", "params": [50] }' -H 'Content-type: application/json' http://127.0.0.1:8232/ | jq
{
  "result": [
    "8bc81d12d00d0bc1cd50730bbf6287eb8e5295676b97bb2c87ab0bf938b78452",
    "3e12c2573d47139e946551bac9f9d00d618207c15df5b6354df081a55e2e1f38",
    "b34ec9434f4bc73e114412046348d5197e7f3b96c95d355ca538abe4f06770f8",
    "36758f0465c498874e1674fcbdb2dd0c964ef6302045ed39107c2eae60c11778",
    "c9f8332a34f8ce4abfa07161ef4b3b71fad2d8dcffcbb0fdd4b83d4c3c800981",
    "adf05c2a72d0fdd0e09be06b30a9da105566e504676d72ca6e7f91d19752bc6a",
    "eaef3b7d5bb3bfa973e3f191ecb1e3f3eadba8748f03562171b3932282e5558c",
    "699af45062d915fbbfe0b59553501eafab82a9d13442f2d16676815e261b257d",
    "21c4a0740cb2050d4a3556470cbfbc352722c62b50307a686ddc2a37517d6f12",
    "4e7ba9f9f7d0aab8c8ad2f70fe799ed04442830bb3ff20d7ab87ada7172cd511",
    "18f7940182a3ca3ac2d9a4d9fd73b895736b00e4b0593f3d855126ec0b8b3c56",
    "eac1b8e7856397f08847dba937d2778f25d398416589aadab36be82b8c357fba",
    "adc6dd3f00457b62735c7f8fbf5c9acc6bf497cc2754d30d4073fbfa07fb5248",
    "a5324ff558ad9884f4b7154e2a1d416dc6ce75de5be4af6f0d0640f808b12a70",
    "b37af61ec204c4a639ae733719c25ada478afa3e7761576c1b74b6ee33a10ba9",
    "3f0e287ef304c223a9ef35afaddd746ef2e20dc96428cfe117e53f74db197d53",
    "0511530a5e597a87a42810815491a152b5d8cdf9661a73bd55301ad439b3c539",
    "38765446837afbd0543fd365c60cd0205c82a265b61249358fbb8dc8fe3b2a1d",
    "3c60203e5f916a98afde162eea8301fb11cdcc81804584737c33f61039b49532",
    "530e88a017c53d4cabbf3125f768516004b3160c2940c419e02ececf245ec753",
    "1e9623831c16bedc78a895f8de298ef02fab2e088d0fe55d196b113e213fdeab",
    "e698024a453ef4dd2efd6fbe3caae3a8502f90c2f2b26c6134c1625457e1d328",
    "be9294e78e5fb1dac41ee22c46b3d6c278e2e8889710897981559656e824e24f",
    "c87d9a0986fb08a5bb7952c6ca92e36c399c4fd9a05ab6fc5d10367c3f9fc817",
    "36bb3fbe17a81078c4f58a74350b66742cc31dc47b656d0c2401df8184f69fa6",
    "799152b276f0b8d0a62517eda0b81e8d2ec7daad30990ae50ecad361be1af2ed",
    "c1ec7aa6cf015a806eb74c1bd746b5e53b38963bb4fb17d6eb3f6b14254bd2cd",
    "6552e88a459b926158a32fef4c22a094a5096c7f098a7afc356bee8d03176c27",
    "e3962633e53996217fe93a756d952d996198adb33aed9f8a79a058aead435376",
    "e55bdc8a6b176d1cc6a334a7d534bb8760cf35136b680cec4fa924f3efbf4c7e",
    "3aa573c3522f208cff880c9204ef597bdd3e639d1cf7976b5a185c5041936e07",
    "f831726cf1ecdc20e7c1cb85c9e9ce1da3bea65371385c863c4e41591509f4a1",
    "a9a5a84880263c951815b6d952db7e13a26798ea313ba7663e37d3317419aa00",
    "e118b808b48226e4155a8467051f02ebd6f73dd9c46b2708a65b2bb8d6c72bb3",
    "a5ed38218b4229201fb8f404e7c557b45b265f746c03e4c6e2303c9006329bc7",
    "c249ffbef431672791659066b02cdd4bb8a9afee132ba138ef4913b0cd488a7b",
    "db89db5cf8664f3d8186cd5dcb428801859fa17b782bb8c88ff1c302fdf652f8",
    "a9fdd2d2c05b0fc894d6d9612bad9bae9dffb334055a909d7043bd39f76ae3cf",
    "8db2bd8a8a104230f9729557905c01dc67b005336df6d95f322a5186456e84b0",
    "7cc306691cbe455ebc3174e7e64f558a801f039431b181efff8ba577fff77157",
    "fa280bd5f4deec102c3cd5b0fe46c825fd42b966b0f052fd3714c343c7508f94",
    "1ed6ca4da5e4c3a43fc0b4b49aad33c505946178091c86114544b0e7da0cea94",
    "e5d73b3b80fa2460b3fb26064a719a0f92a119ed1cde040848a8ae51526c0403",
    "9f9894517eb73ccfd1d61b5c596e974e3a386e7b28100b9616b5318613e2808c",
    "aa1cab5168c737e24a49a494337e97df7be8988b988db61cf24bf198b9ced6d4",
    "8cd58b6387576703906ab701223ded9ad809cefd948ebc0e9412d81b0110a375",
    "fb6857b098d985da36bebdf2ec10d8ebcfd986f0e49fc1718665147179ad35f9",
    "f9448f84526e18893a031e987e8ee9d6f6e7cd84742f8ec169ecad9c86b8b6df",
    "d9d5d868f11886f7bd0b3f79302ac0d04a8590fc1dbb98d90a2f0a0a03d9022b",
    "07cb4bd0105e068fa48c8ca4e0010ca0f57407d1a19ed62812cc68d04ddd0b21"
  ],
  "id": "curltest"
}

Zebrad:

...
2024-09-05T12:24:20.920863Z  INFO zebrad::components::mempool: re-verifying mempool transactions after a chain fork transactions=0
2024-09-05T12:24:20.924840Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("3e12c2573d47139e946551bac9f9d00d618207c15df5b6354df081a55e2e1f38") block_height="2"
2024-09-05T12:24:20.929619Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("b34ec9434f4bc73e114412046348d5197e7f3b96c95d355ca538abe4f06770f8") block_height="3"
2024-09-05T12:24:20.934646Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("36758f0465c498874e1674fcbdb2dd0c964ef6302045ed39107c2eae60c11778") block_height="4"
2024-09-05T12:24:20.939168Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("c9f8332a34f8ce4abfa07161ef4b3b71fad2d8dcffcbb0fdd4b83d4c3c800981") block_height="5"
2024-09-05T12:24:20.943204Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("adf05c2a72d0fdd0e09be06b30a9da105566e504676d72ca6e7f91d19752bc6a") block_height="6"
2024-09-05T12:24:20.947735Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("eaef3b7d5bb3bfa973e3f191ecb1e3f3eadba8748f03562171b3932282e5558c") block_height="7"
2024-09-05T12:24:20.952480Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("699af45062d915fbbfe0b59553501eafab82a9d13442f2d16676815e261b257d") block_height="8"
2024-09-05T12:24:20.956506Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("21c4a0740cb2050d4a3556470cbfbc352722c62b50307a686ddc2a37517d6f12") block_height="9"
2024-09-05T12:24:20.961144Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("4e7ba9f9f7d0aab8c8ad2f70fe799ed04442830bb3ff20d7ab87ada7172cd511") block_height="10"
2024-09-05T12:24:20.966012Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("18f7940182a3ca3ac2d9a4d9fd73b895736b00e4b0593f3d855126ec0b8b3c56") block_height="11"
2024-09-05T12:24:20.971084Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("eac1b8e7856397f08847dba937d2778f25d398416589aadab36be82b8c357fba") block_height="12"
2024-09-05T12:24:20.975090Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("adc6dd3f00457b62735c7f8fbf5c9acc6bf497cc2754d30d4073fbfa07fb5248") block_height="13"
2024-09-05T12:24:20.979028Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("a5324ff558ad9884f4b7154e2a1d416dc6ce75de5be4af6f0d0640f808b12a70") block_height="14"
2024-09-05T12:24:20.984135Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("b37af61ec204c4a639ae733719c25ada478afa3e7761576c1b74b6ee33a10ba9") block_height="15"
2024-09-05T12:24:20.988670Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("3f0e287ef304c223a9ef35afaddd746ef2e20dc96428cfe117e53f74db197d53") block_height="16"
2024-09-05T12:24:20.993678Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("0511530a5e597a87a42810815491a152b5d8cdf9661a73bd55301ad439b3c539") block_height="17"
2024-09-05T12:24:20.998612Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("38765446837afbd0543fd365c60cd0205c82a265b61249358fbb8dc8fe3b2a1d") block_height="18"
2024-09-05T12:24:21.003760Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("3c60203e5f916a98afde162eea8301fb11cdcc81804584737c33f61039b49532") block_height="19"
2024-09-05T12:24:21.008084Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("530e88a017c53d4cabbf3125f768516004b3160c2940c419e02ececf245ec753") block_height="20"
2024-09-05T12:24:21.012077Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("1e9623831c16bedc78a895f8de298ef02fab2e088d0fe55d196b113e213fdeab") block_height="21"
2024-09-05T12:24:21.016969Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("e698024a453ef4dd2efd6fbe3caae3a8502f90c2f2b26c6134c1625457e1d328") block_height="22"
2024-09-05T12:24:21.021702Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("be9294e78e5fb1dac41ee22c46b3d6c278e2e8889710897981559656e824e24f") block_height="23"
2024-09-05T12:24:21.026391Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("c87d9a0986fb08a5bb7952c6ca92e36c399c4fd9a05ab6fc5d10367c3f9fc817") block_height="24"
2024-09-05T12:24:21.031239Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("36bb3fbe17a81078c4f58a74350b66742cc31dc47b656d0c2401df8184f69fa6") block_height="25"
2024-09-05T12:24:21.036373Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("799152b276f0b8d0a62517eda0b81e8d2ec7daad30990ae50ecad361be1af2ed") block_height="26"
2024-09-05T12:24:21.040643Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("c1ec7aa6cf015a806eb74c1bd746b5e53b38963bb4fb17d6eb3f6b14254bd2cd") block_height="27"
2024-09-05T12:24:21.044720Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("6552e88a459b926158a32fef4c22a094a5096c7f098a7afc356bee8d03176c27") block_height="28"
2024-09-05T12:24:21.049620Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("e3962633e53996217fe93a756d952d996198adb33aed9f8a79a058aead435376") block_height="29"
2024-09-05T12:24:21.055071Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("e55bdc8a6b176d1cc6a334a7d534bb8760cf35136b680cec4fa924f3efbf4c7e") block_height="30"
2024-09-05T12:24:21.059771Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("3aa573c3522f208cff880c9204ef597bdd3e639d1cf7976b5a185c5041936e07") block_height="31"
2024-09-05T12:24:21.064666Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("f831726cf1ecdc20e7c1cb85c9e9ce1da3bea65371385c863c4e41591509f4a1") block_height="32"
2024-09-05T12:24:21.069710Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("a9a5a84880263c951815b6d952db7e13a26798ea313ba7663e37d3317419aa00") block_height="33"
2024-09-05T12:24:21.073954Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("e118b808b48226e4155a8467051f02ebd6f73dd9c46b2708a65b2bb8d6c72bb3") block_height="34"
2024-09-05T12:24:21.077979Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("a5ed38218b4229201fb8f404e7c557b45b265f746c03e4c6e2303c9006329bc7") block_height="35"
2024-09-05T12:24:21.082732Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("c249ffbef431672791659066b02cdd4bb8a9afee132ba138ef4913b0cd488a7b") block_height="36"
2024-09-05T12:24:21.087806Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("db89db5cf8664f3d8186cd5dcb428801859fa17b782bb8c88ff1c302fdf652f8") block_height="37"
2024-09-05T12:24:21.092188Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("a9fdd2d2c05b0fc894d6d9612bad9bae9dffb334055a909d7043bd39f76ae3cf") block_height="38"
2024-09-05T12:24:21.096740Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("8db2bd8a8a104230f9729557905c01dc67b005336df6d95f322a5186456e84b0") block_height="39"
2024-09-05T12:24:21.101938Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("7cc306691cbe455ebc3174e7e64f558a801f039431b181efff8ba577fff77157") block_height="40"
2024-09-05T12:24:21.106245Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("fa280bd5f4deec102c3cd5b0fe46c825fd42b966b0f052fd3714c343c7508f94") block_height="41"
2024-09-05T12:24:21.110405Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("1ed6ca4da5e4c3a43fc0b4b49aad33c505946178091c86114544b0e7da0cea94") block_height="42"
2024-09-05T12:24:21.114864Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("e5d73b3b80fa2460b3fb26064a719a0f92a119ed1cde040848a8ae51526c0403") block_height="43"
2024-09-05T12:24:21.119941Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("9f9894517eb73ccfd1d61b5c596e974e3a386e7b28100b9616b5318613e2808c") block_height="44"
2024-09-05T12:24:21.124768Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("aa1cab5168c737e24a49a494337e97df7be8988b988db61cf24bf198b9ced6d4") block_height="45"
2024-09-05T12:24:21.129042Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("8cd58b6387576703906ab701223ded9ad809cefd948ebc0e9412d81b0110a375") block_height="46"
2024-09-05T12:24:21.134376Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("fb6857b098d985da36bebdf2ec10d8ebcfd986f0e49fc1718665147179ad35f9") block_height="47"
2024-09-05T12:24:21.138758Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("f9448f84526e18893a031e987e8ee9d6f6e7cd84742f8ec169ecad9c86b8b6df") block_height="48"
2024-09-05T12:24:21.142724Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("d9d5d868f11886f7bd0b3f79302ac0d04a8590fc1dbb98d90a2f0a0a03d9022b") block_height="49"
2024-09-05T12:24:21.146926Z  INFO zebra_rpc::methods::get_block_template_rpcs: submit block accepted block_hash=block::Hash("07cb4bd0105e068fa48c8ca4e0010ca0f57407d1a19ed62812cc68d04ddd0b21") block_height="50"
...

Follow-up Work

PR Author's Checklist

• The PR name will make sense to users.
• The PR provides a CHANGELOG summary.
• The solution is tested.
• The documentation is up to date.
• The PR has a priority label.

PR Reviewer's Checklist

• The PR Author's checklist is complete.
• The PR resolves the issue.

[arya2]

Looks good!

[conradoplg]

Looks good