Neutron client in pure rust

[hu55a1n1]

This PR is based off of @dusterbloom's #227.

Implements the following ->

• grpc based cw client (alsmost chain agnostic, but not fully yet)
• All URL based CLI args now use reqwest::Url type.
• An almost 'Bin agnostic CliClient'
• SSL and DNS resolution support in gramine
• Implement generic attestation support for transfers enclave
• Misc cleanup

[hu55a1n1]

Testing instructions

Use pre-deployed core contracts

export TCBINFO_CONTRACT=neutron1anj45ushmjntew7zrg5jw2rv0rwfce3nl5d655mzzg8st0qk4wjsds4wps
export DCAP_CONTRACT=neutron18f3xu4yazfqr48wla9dwr7arn8wfm57qfw8ll6y02qsgmftpft6qfec3uf

Setup neutrond locally (optional)

$ cat ~/.neutrond/config/client.toml
# This is a TOML config file.
# For more information, see https://github.com/toml-lang/toml

###############################################################################
###                           Client Configuration                            ###
###############################################################################

# The network chain ID
chain-id = "pion-1"
# The keyring's backend, where the keys are stored (os|file|kwallet|pass|test|memory)
keyring-backend = "test"
# CLI output format (text|json)
output = "text"
# <host>:<port> to CometBFT RPC interface for this chain
node = "https://rpc-falcron.pion-1.ntrn.tech"
# Transaction broadcasting mode (sync|async)
broadcast-mode = "sync"

Dev command

# All commands to be run from `crates/cli/`
cargo run -- --app-dir "../../examples/transfers/" dev --unsafe-trust-latest --contract-manifest "../../examples/transfers/contracts/Cargo.toml" --fmspc "00606A000000" --tcbinfo-contract "$TCBINFO_CONTRACT" --dcap-verifier-contract "$DCAP_CONTRACT" --init-msg '{"denom":"untrn"}' --sk-file ../utils/cw-client/data/admin.sk

Individual commands

cargo run -- --app-dir "../../examples/transfers/" enclave start --unsafe-trust-latest --fmspc "00606A000000" --tcbinfo-contract "$TCBINFO_CONTRACT" --dcap-verifier-contract "$DCAP_CONTRACT"  --sk-file ../utils/cw-client/data/admin.sk

cargo run -- --app-dir "../../examples/transfers/" contract build  --contract-manifest "../../examples/transfers/contracts/Cargo.toml" 

cargo run -- --app-dir "../../examples/transfers/" contract deploy --contract-manifest "../../examples/transfers/contracts/Cargo.toml" --init-msg '{"denom":"untrn"}' 

export CONTRACT=<contract-address>
cargo run -- --app-dir "../../examples/transfers/" handshake --unsafe-trust-latest --contract "$CONTRACT" 

Test query from CLI

neutrond keys add ephemeral_user
EPHEMERAL_PUBKEY=$(neutrond keys show ephemeral_user -p | jq -r '.key' | base64 -d | xxd -p -c 1000 | tr -d '\n')
echo $EPHEMERAL_PUBKEY

neutrond tx wasm execute "$CONTRACT" "{\"query_request\": {\"emphemeral_pubkey\": \"$EPHEMERAL_PUBKEY\"}}" --from val1 --chain-id pion-1 --gas 200000  --gas-adjustment 1.2 -y --node https://rpc-falcron.pion-1.ntrn.tech --fees 200000untrn

[davekaj]

i skimmed it earlier today but we are just merging now because it works and we want to try to release this ASAP. shoaib will submit a PR to fix the sk-file issue, and we will figure out the fix for the timing out of the handshake