flashbots/mev-boost v1.4.0

on GitHub

Major improvements

• Allow setting a minimum bid value in ETH (using -min-bid flag) by @allboxes in #274
• Add new relay/relay-monitor flags that can be used multiple times by @jtraglia in #351
• Add a -log-service cli flag by @metachris in #355
• Always log the version fix loglevel config by @metachris in #362
• getHeader: print bid value in eth instead of wei by @metachris in #366
• Use mainnet by default by @metachris in #381
• Allow sending auction transcript to relay monitor by @avalonche in #297
• Print relays/monitors on individual lines by @jtraglia in #349
• Validate blockhash that the relayer responds with by @avalonche in #299
• getPayload: log info only if request was cancelled because another relay delivered the payload already by @metachris in #356
• Add mev-boost version as response header to status API call by @metachris in #394
• Update to Go 1.19 by @metachris in #397

Minor Improvements

• Debrand the repository by @come-maiz in #403
• readme: link to remroy's guide by @metachris in #344
• Improved documentation and checklist for releasing a new version, by @metachris in #343
• Release checklist improvements by @metachris in #346
• Add gofumpt to lint checks by @jtraglia in #347
• Remove unnecessary log.WithField calls, by @jtraglia in #350
• style: remove old relays from readme by @bertmiller in #353
• Various updates to Readme - on nmoreau's readme-update-dev by @kailinr in #339
• readme cleanup, removed -kiln and -ropsten cli args by @metachris in #354
• Fix systemd configuration section in readme by @jtraglia in #360
• Build docker image on tags without - only (i.e. not for -rc1, -beta) by @metachris in #345
• Fixed a few minor things by @jtraglia in #361
• update release docs, add infos about stable branch by @metachris in #363
• Cleanup deprecated testnets from docs by @avalonche in #368
• Enable more golangci checks & remove revive by @jtraglia in #367
• Remove recommended FB relay from README by @Buttaa in #293
• Bump [github.com/flashbots/go-boost-utils](http://github.com/flashbots/go-boost-utils) from 1.2.0 to 1.2.1 by @dependabot in #369
• fix linter - removed extra whiteline by @metachris in #374
• accept gzip encoding by @dmarzzz in #365
• remove manual gzipping of request, as it's done automatically! by @metachris in #383
• readme: clarify that usage is about main branch by @metachris in #376
• Minor release fixes for v1.4.0 by @metachris in #379
• fix docker ci release, cleanup readme and [release.md](http://release.md/) by @metachris in #380
• Github CI: portable Docker image suffix by @metachris in #384
• Run gocritic linter by @estensen in #303
• Bump [github.com/stretchr/testify](http://github.com/stretchr/testify) from 1.8.0 to 1.8.1 by @dependabot in #385
• Render usage as text instead of bash by @jtraglia in #388
• Update broken link Why run mev-boost? in README by @franciscodiazydiaz in #391
• Add bug bounty section to readme by @jtraglia in #389
• Bump [github.com/flashbots/go-boost-utils](http://github.com/flashbots/go-boost-utils) from 1.2.1 to 1.2.2 by @dependabot in #390
• Ensure that fork version is 4 bytes by @jtraglia in #395

New Contributors

• @bertmiller made their first contribution in #353
• @Buttaa made their first contribution in #293
• @dependabot made their first contribution in #369
• @allboxes made their first contribution in #274
• @franciscodiazydiaz made their first contribution in #391

• Full Changelog: v1.3.2...v1.4.0
• Updated Docker images: https://hub.docker.com/r/flashbots/mev-boost

Usage

$ mev-boost -help
Usage of mev-boost:
  -addr string
        listen-address for mev-boost server (default "localhost:18550")
  -debug
        shorthand for '-loglevel debug'
  -genesis-fork-version string
        use a custom genesis fork version
  -goerli
        use Goerli
  -json
        log in JSON format instead of text
  -log-no-version
        disables adding the version to every log entry
  -log-service string
        add a 'service=...' tag to all log messages
  -loglevel string
        minimum loglevel: trace, debug, info, warn/warning, error, fatal, panic (default "info")
  -mainnet
        use Mainnet (default true)
  -min-bid float
        minimum bid to accept from a relay [eth]
  -relay value
        a single relay, can be specified multiple times
  -relay-check
        check relay status on startup and on the status API call
  -relay-monitor value
        a single relay monitor, can be specified multiple times
  -relay-monitors string
        relay monitor urls - single entry or comma-separated list (scheme://host)
  -relays string
        relay urls - single entry or comma-separated list (scheme://pubkey@host)
  -request-timeout-getheader int
        timeout for getHeader requests to the relay [ms] (default 950)
  -request-timeout-getpayload int
        timeout for getPayload requests to the relay [ms] (default 4000)
  -request-timeout-regval int
        timeout for registerValidator requests [ms] (default 3000)
  -sepolia
        use Sepolia
  -version
        only print version

Using multiple -relay flags (and -mainnet is now used by default):

mev-boost -relay-check \
    -relay https://0xac6e77dfe25ecd6110b8e780608cce0dab71fdd5ebea22a16c0205200f2f8e2e3ad3b71d3499c54ad14d6c21b41a37ae@boost-relay.flashbots.net \
    -relay https://0x8b5d2e73e2a3a55c6c87b8b6eb92e0149a125c852751db1422fa951e42a09b82c142c3ea98d0d9930b056a3bc9896b8f@bloxroute.max-profit.blxrbdn.com \
    -relay https://0xb3ee7afcf27f1f1259ac1787876318c6584ee353097a50ed84f51a1f21a323b3736f271a895c7ce918c038e4265918be@relay.edennetwork.io \
    -relay https://0x9000009807ed12c1f08bf4e81c6da3ba8e3fc3d953898ce0102433094e5f22f21102ec057841fcb81978ed1ea0fa8246@builder-relay-mainnet.blocknative.com

Setting a minimum bid value of 0.02 ETH:

mev-boost \
    -min-bid 0.02 \
    -relay https://0xac6e77dfe25ecd6110b8e780608cce0dab71fdd5ebea22a16c0205200f2f8e2e3ad3b71d3499c54ad14d6c21b41a37ae@boost-relay.flashbots.net \
    -relay https://0x8b5d2e73e2a3a55c6c87b8b6eb92e0149a125c852751db1422fa951e42a09b82c142c3ea98d0d9930b056a3bc9896b8f@bloxroute.max-profit.blxrbdn.com

Setting a minimum bid value

Using the -min-bid flag to set a minimum bid value will incur a small opportunity cost and increase the chance of building local mempool blocks. These are the chances per value of building a local block (based on median payload values during the past two weeks):