updates end of support time to 10 weeks

CHANGELOG.md

@@ -8,7 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org).
 ## [Zebra 1.9.0](https://github.com/ZcashFoundation/zebra/releases/tag/v1.9.0) - 2024-08-02
 
 This release includes deployment of NU6 on Testnet, configurable funding streams on custom Testnets, and updates Zebra's end-of-support (EoS)
-from 16 weeks to 14 weeks so that it will panic before the expected activation height of NU6 on Mainnet.
+from 16 weeks to 10 weeks so that it will panic before the expected activation height of NU6 on Mainnet.
 
 It also replaces the `shielded-scan` compilation feature with a new `zebra-scanner` binary, adds a `TrustedChainSync` module
 for replicating Zebra's best chain state, and a gRPC server in `zebra-rpc` as steps towards zcashd deprecation.
@@ -23,6 +23,10 @@ for replicating Zebra's best chain state, and a gRPC server in `zebra-rpc` as st
 - Configurable Testnet funding streams ([#8718](https://github.com/ZcashFoundation/zebra/pull/8718))
 - Post-NU6 funding streams, including a lockbox funding stream ([#8694](https://github.com/ZcashFoundation/zebra/pull/8694))
 
+### Changed
+
+- Reduced the end-of-support halt time from 16 weeks to 10 weeks ([#8734](https://github.com/ZcashFoundation/zebra/pull/8734))
+
 ### Fixed
 
 - Return full network upgrade activation list in `getblockchaininfo` method ([#8699](https://github.com/ZcashFoundation/zebra/pull/8699))

zebrad/src/components/sync/end_of_support.rs

@@ -23,7 +23,7 @@ pub const ESTIMATED_RELEASE_HEIGHT: u32 = 2_598_000;
 /// - Zebra will exit with a panic if the current tip height is bigger than the `ESTIMATED_RELEASE_HEIGHT`
 ///   plus this number of days.
 /// - Currently set to 14 weeks.
-pub const EOS_PANIC_AFTER: u32 = 98;
+pub const EOS_PANIC_AFTER: u32 = 70;
 
 /// The number of days before the end of support where Zebra will display warnings.
 pub const EOS_WARN_AFTER: u32 = EOS_PANIC_AFTER - 14;