chore: Deprecate IBC fees (backport #2431)

CHANGELOG.md

@@ -114,11 +114,15 @@ and this project adheres to
 - cosmwasm-derive: Add support for migrate method with
   `migrate_info: MigrateInfo` argument. ([#2212])
 - cosmwasm-vm: Add `Cache::store_code`
+- cosmwasm-vm: Deprecate `PayPacketFee`, `PayPacketFeeAsync`, `IbcFee`. IBC fees
+  have been removed from ibc-go in version 10. The mentioned struct and enum
+  fields are deprecated and will be removed in cosmwasm `3.0` ([#2431])
 
 [#2118]: https://github.com/CosmWasm/cosmwasm/pull/2118
 [#2196]: https://github.com/CosmWasm/cosmwasm/pull/2196
 [#2220]: https://github.com/CosmWasm/cosmwasm/pull/2220
 [#2212]: https://github.com/CosmWasm/cosmwasm/pull/2212
+[#2431]: https://github.com/CosmWasm/cosmwasm/pull/2431
 
 ### Changed
 

contracts/ibc-reflect/schema/ibc/packet_msg.json

@@ -416,6 +416,7 @@
       "additionalProperties": false
     },
     "IbcFee": {
+      "deprecated": true,
       "type": "object",
       "required": [
         "ack_fee",
@@ -598,6 +599,7 @@
         },
         {
           "description": "Incentivizes the next IBC packet sent after this message with a fee. Note that this does not necessarily have to be a packet sent by this contract. The fees are taken from the contract's balance immediately and locked until the packet is handled.\n\n# Example\n\nMost commonly, you will attach this message to a response right before sending a packet using [`IbcMsg::SendPacket`] or [`IbcMsg::Transfer`].\n\n```rust # use cosmwasm_std::{IbcMsg, IbcEndpoint, IbcFee, IbcTimeout, Coin, coins, CosmosMsg, Response, Timestamp};\n\nlet incentivize = IbcMsg::PayPacketFee { port_id: \"transfer\".to_string(), channel_id: \"source-channel\".to_string(), fee: IbcFee { receive_fee: coins(100, \"token\"), ack_fee: coins(201, \"token\"), timeout_fee: coins(200, \"token\"), }, relayers: vec![], }; let transfer = IbcMsg::Transfer { channel_id: \"source-channel\".to_string(), to_address: \"receiver\".to_string(), amount: Coin::new(100u32, \"token\"), timeout: IbcTimeout::with_timestamp(Timestamp::from_nanos(0)), memo: None, };\n\n# #[cfg(feature = \"stargate\")] let _: Response = Response::new() .add_message(CosmosMsg::Ibc(incentivize)) .add_message(CosmosMsg::Ibc(transfer)); ```",
+          "deprecated": true,
           "type": "object",
           "required": [
             "pay_packet_fee"
@@ -638,6 +640,7 @@
         },
         {
           "description": "Incentivizes the existing IBC packet with the given port, channel and sequence with a fee. Note that this does not necessarily have to be a packet sent by this contract. The fees are taken from the contract's balance immediately and locked until the packet is handled. They are added to the existing fees on the packet.",
+          "deprecated": true,
           "type": "object",
           "required": [
             "pay_packet_fee_async"

contracts/reflect/schema/raw/execute.json

@@ -489,6 +489,7 @@
       "additionalProperties": false
     },
     "IbcFee": {
+      "deprecated": true,
       "type": "object",
       "required": [
         "ack_fee",
@@ -671,6 +672,7 @@
         },
         {
           "description": "Incentivizes the next IBC packet sent after this message with a fee. Note that this does not necessarily have to be a packet sent by this contract. The fees are taken from the contract's balance immediately and locked until the packet is handled.\n\n# Example\n\nMost commonly, you will attach this message to a response right before sending a packet using [`IbcMsg::SendPacket`] or [`IbcMsg::Transfer`].\n\n```rust # use cosmwasm_std::{IbcMsg, IbcEndpoint, IbcFee, IbcTimeout, Coin, coins, CosmosMsg, Response, Timestamp};\n\nlet incentivize = IbcMsg::PayPacketFee { port_id: \"transfer\".to_string(), channel_id: \"source-channel\".to_string(), fee: IbcFee { receive_fee: coins(100, \"token\"), ack_fee: coins(201, \"token\"), timeout_fee: coins(200, \"token\"), }, relayers: vec![], }; let transfer = IbcMsg::Transfer { channel_id: \"source-channel\".to_string(), to_address: \"receiver\".to_string(), amount: Coin::new(100u32, \"token\"), timeout: IbcTimeout::with_timestamp(Timestamp::from_nanos(0)), memo: None, };\n\n# #[cfg(feature = \"stargate\")] let _: Response = Response::new() .add_message(CosmosMsg::Ibc(incentivize)) .add_message(CosmosMsg::Ibc(transfer)); ```",
+          "deprecated": true,
           "type": "object",
           "required": [
             "pay_packet_fee"
@@ -711,6 +713,7 @@
         },
         {
           "description": "Incentivizes the existing IBC packet with the given port, channel and sequence with a fee. Note that this does not necessarily have to be a packet sent by this contract. The fees are taken from the contract's balance immediately and locked until the packet is handled. They are added to the existing fees on the packet.",
+          "deprecated": true,
           "type": "object",
           "required": [
             "pay_packet_fee_async"

contracts/reflect/schema/reflect.json

@@ -499,6 +499,7 @@
         "additionalProperties": false
       },
       "IbcFee": {
+        "deprecated": true,
         "type": "object",
         "required": [
           "ack_fee",
@@ -681,6 +682,7 @@
           },
           {
             "description": "Incentivizes the next IBC packet sent after this message with a fee. Note that this does not necessarily have to be a packet sent by this contract. The fees are taken from the contract's balance immediately and locked until the packet is handled.\n\n# Example\n\nMost commonly, you will attach this message to a response right before sending a packet using [`IbcMsg::SendPacket`] or [`IbcMsg::Transfer`].\n\n```rust # use cosmwasm_std::{IbcMsg, IbcEndpoint, IbcFee, IbcTimeout, Coin, coins, CosmosMsg, Response, Timestamp};\n\nlet incentivize = IbcMsg::PayPacketFee { port_id: \"transfer\".to_string(), channel_id: \"source-channel\".to_string(), fee: IbcFee { receive_fee: coins(100, \"token\"), ack_fee: coins(201, \"token\"), timeout_fee: coins(200, \"token\"), }, relayers: vec![], }; let transfer = IbcMsg::Transfer { channel_id: \"source-channel\".to_string(), to_address: \"receiver\".to_string(), amount: Coin::new(100u32, \"token\"), timeout: IbcTimeout::with_timestamp(Timestamp::from_nanos(0)), memo: None, };\n\n# #[cfg(feature = \"stargate\")] let _: Response = Response::new() .add_message(CosmosMsg::Ibc(incentivize)) .add_message(CosmosMsg::Ibc(transfer)); ```",
+            "deprecated": true,
             "type": "object",
             "required": [
               "pay_packet_fee"
@@ -721,6 +723,7 @@
           },
           {
             "description": "Incentivizes the existing IBC packet with the given port, channel and sequence with a fee. Note that this does not necessarily have to be a packet sent by this contract. The fees are taken from the contract's balance immediately and locked until the packet is handled. They are added to the existing fees on the packet.",
+            "deprecated": true,
             "type": "object",
             "required": [
               "pay_packet_fee_async"

packages/std/src/ibc.rs

@@ -1,3 +1,5 @@
+#![allow(deprecated)]
+
 // The CosmosMsg variants are defined in results/cosmos_msg.rs
 // The rest of the IBC related functionality is defined here
 
@@ -111,6 +113,10 @@ pub enum IbcMsg {
     ///     .add_message(CosmosMsg::Ibc(transfer));
     /// ```
     #[cfg(feature = "cosmwasm_2_2")]
+    #[deprecated(
+        since = "2.2.3",
+        note = "IBC fees have been removed from ibc-go `v10`, which is used in wasmd `v0.55.0`."
+    )]
     PayPacketFee {
         /// The port id on the chain where the packet is sent from (this chain).
         port_id: String,
@@ -128,6 +134,10 @@ pub enum IbcMsg {
     /// The fees are taken from the contract's balance immediately and locked until the packet is handled.
     /// They are added to the existing fees on the packet.
     #[cfg(feature = "cosmwasm_2_2")]
+    #[deprecated(
+        since = "2.2.3",
+        note = "IBC fees have been removed from ibc-go `v10`, which is used in wasmd `v0.55.0`."
+    )]
     PayPacketFeeAsync {
         /// The port id on the chain where the packet is sent from (this chain).
         port_id: String,
@@ -144,6 +154,10 @@ pub enum IbcMsg {
     },
 }
 
+#[deprecated(
+    since = "2.2.3",
+    note = "IBC fees have been removed from ibc-go `v10`, which is used in wasmd `v0.55.0`."
+)]
 #[derive(Serialize, Deserialize, Default, Clone, Debug, PartialEq, Eq, JsonSchema)]
 pub struct IbcFee {
     // the packet receive fee

packages/std/src/lib.rs

@@ -69,10 +69,12 @@ pub use crate::errors::{
 };
 pub use crate::hex_binary::HexBinary;
 pub use crate::ibc::IbcChannelOpenResponse;
+#[allow(deprecated)]
+pub use crate::ibc::IbcFee;
 pub use crate::ibc::{
     Ibc3ChannelOpenResponse, IbcAckCallbackMsg, IbcAcknowledgement, IbcBasicResponse,
     IbcCallbackRequest, IbcChannel, IbcChannelCloseMsg, IbcChannelConnectMsg, IbcChannelOpenMsg,
-    IbcDestinationCallbackMsg, IbcDstCallback, IbcEndpoint, IbcFee, IbcMsg, IbcOrder, IbcPacket,
+    IbcDestinationCallbackMsg, IbcDstCallback, IbcEndpoint, IbcMsg, IbcOrder, IbcPacket,
     IbcPacketAckMsg, IbcPacketReceiveMsg, IbcPacketTimeoutMsg, IbcReceiveResponse,
     IbcSourceCallbackMsg, IbcSrcCallback, IbcTimeout, IbcTimeoutBlock, IbcTimeoutCallbackMsg,
     TransferMsgBuilder,