81 lines
2.3 KiB
Rust
81 lines
2.3 KiB
Rust
use crate::wormhole::core_bridge_program::Commitment;
|
|
use anchor_lang::{prelude::*, system_program};
|
|
use wormhole_core_bridge_solana::state::Config;
|
|
|
|
#[derive(Accounts)]
|
|
pub struct PostMessage<'info> {
|
|
#[account(mut)]
|
|
pub config: AccountInfo<'info>,
|
|
|
|
#[account(mut, signer)]
|
|
pub message: AccountInfo<'info>,
|
|
|
|
#[account(signer)]
|
|
pub emitter: AccountInfo<'info>,
|
|
|
|
#[account(mut)]
|
|
pub emitter_sequence: AccountInfo<'info>,
|
|
|
|
#[account(mut, signer)]
|
|
pub payer: AccountInfo<'info>,
|
|
|
|
#[account(mut)]
|
|
pub fee_collector: AccountInfo<'info>,
|
|
|
|
pub clock: AccountInfo<'info>,
|
|
|
|
pub system_program: AccountInfo<'info>,
|
|
|
|
pub rent: AccountInfo<'info>,
|
|
}
|
|
|
|
#[derive(Debug, AnchorSerialize, AnchorDeserialize, Clone)]
|
|
pub struct PostMessageArgs {
|
|
/// Unique id for this message.
|
|
pub nonce: u32,
|
|
/// Encoded message.
|
|
pub payload: Vec<u8>,
|
|
/// Solana commitment level for Guardian observation.
|
|
pub commitment: Commitment,
|
|
}
|
|
|
|
/// Processor to post (publish) a Wormhole message by setting up the message account for
|
|
/// Guardian observation.
|
|
///
|
|
/// A message is either created beforehand using the new Anchor instruction to process a message
|
|
/// or is created at this point.
|
|
pub fn post_message<'info>(
|
|
ctx: CpiContext<'_, '_, '_, 'info, PostMessage<'info>>,
|
|
args: PostMessageArgs,
|
|
) -> Result<()> {
|
|
// Pay Wormhole message fee.
|
|
{
|
|
let mut data: &[_] = &ctx.accounts.config.try_borrow_data()?;
|
|
let Config { fee_lamports, .. } = Config::deserialize(&mut data)?;
|
|
|
|
system_program::transfer(
|
|
CpiContext::new(
|
|
ctx.accounts.system_program.to_account_info(),
|
|
system_program::Transfer {
|
|
from: ctx.accounts.payer.to_account_info(),
|
|
to: ctx.accounts.fee_collector.to_account_info(),
|
|
},
|
|
),
|
|
fee_lamports,
|
|
)?;
|
|
}
|
|
|
|
const IX_SELECTOR: u8 = 1;
|
|
|
|
solana_program::program::invoke_signed(
|
|
&solana_program::instruction::Instruction::new_with_borsh(
|
|
crate::wormhole::core_bridge_program::id(),
|
|
&(IX_SELECTOR, args),
|
|
ctx.to_account_metas(None),
|
|
),
|
|
&ctx.to_account_infos(),
|
|
ctx.signer_seeds,
|
|
)
|
|
.map_err(Into::into)
|
|
}
|