#!/usr/bin/env bash
set -euo pipefail

REPO_DIR="${REPO_DIR:-/nfs/ywang29/GmNet/journal_exp}"
DATA_ROOT="${DATA_ROOT:-/tmp/gmnet_data/cifar-100}"
OUTPUT_ROOT="${OUTPUT_ROOT:-/tmp/gmnet_runs/e3_cifar100}"
LOCAL_SCRATCH_DIR="${LOCAL_SCRATCH_DIR:-/tmp/gmnet_scratch/e3_cifar100}"
WANDB_PROJECT="${WANDB_PROJECT:-gmnet-journal}"
WANDB_ENTITY="${WANDB_ENTITY:-yi-fan-wang1216}"
MAX_PARALLEL="${MAX_PARALLEL:-8}"
EPOCHS="${EPOCHS:-100}"
VENV_DIR="${VENV_DIR:-/tmp/gmnet_venv}"
PYTHON="${PYTHON_BIN:-${VENV_DIR}/bin/python}"

export TMPDIR="${LOCAL_SCRATCH_DIR}/tmp"
export TORCH_NCCL_HEARTBEAT_TIMEOUT_SEC=1800
export NCCL_SOCKET_IFNAME="${NCCL_SOCKET_IFNAME:-eth}"
# export GLOO_SOCKET_IFNAME="${GLOO_SOCKET_IFNAME:-${NCCL_SOCKET_IFNAME}}"
export NCCL_NET="${NCCL_NET:-Socket}"
# export NCCL_NET_PLUGIN="${NCCL_NET_PLUGIN:-none}"
# export NCCL_IB_DISABLE="${NCCL_IB_DISABLE:-1}"

export NCCL_DEBUG="${NCCL_DEBUG:-INFO}"
export PYTHONUNBUFFERED=1
export FI_EFA_FORK_SAFE=1
export TORCH_NCCL_ASYNC_ERROR_HANDLING=1
export WANDB_API_KEY='24d6afefd46915ea938dca1af6caf95ae0288a19'
export WANDB_USERNAME='yi-fan-wang1216'
export WANDB_PROJECT="${WANDB_PROJECT}"
export WANDB_ENTITY="${WANDB_ENTITY}"
export TORCH_DISTRIBUTED_DEBUG=DETAIL
# export HF_TOKEN='__REDACTED_HF_TOKEN__'
export AWS_PROFILE=default_mle
export LD_LIBRARY_PATH=

mkdir -p "${OUTPUT_ROOT}" "${TMPDIR}"
cd "${REPO_DIR}"

gates=(relu6 relu gelu smooth_static identity no_gate)
configs=(
  configs/e3_gate/cifar100_gmnet_s1_relu6.yaml
  configs/e3_gate/cifar100_gmnet_s1_relu.yaml
  configs/e3_gate/cifar100_gmnet_s1_gelu.yaml
  configs/e3_gate/cifar100_gmnet_s1_smooth_static.yaml
  configs/e3_gate/cifar100_gmnet_s1_identity.yaml
  configs/e3_gate/cifar100_gmnet_s1_no_gate.yaml
)

if (( MAX_PARALLEL < 1 || MAX_PARALLEL > 8 )); then
  echo "MAX_PARALLEL must be in [1, 8]" >&2
  exit 2
fi

running=0
pids=()
for seed in 0 1 2; do
  for index in "${!gates[@]}"; do
    gate="${gates[$index]}"
    config="${configs[$index]}"
    run_name="e3_c100_s1_${gate}_seed${seed}"
    output="${OUTPUT_ROOT}/${run_name}"
    mkdir -p "${output}"
    (
      CUDA_VISIBLE_DEVICES="${running}" WANDB_MODE=disabled "${PYTHON}" -m gmnet.train \
        --config "${config}" --run-name "${run_name}" --data-root "${DATA_ROOT}" \
        --output-dir "${output}" --seed "${seed}" --resume auto \
        --set "train.epochs=${EPOCHS}" > "${output}/console.log" 2>&1
    ) &
    pids+=("$!")
    running=$((running + 1))
    if (( running >= MAX_PARALLEL )); then
      for pid in "${pids[@]}"; do wait "${pid}"; done
      running=0
      pids=()
    fi
  done
done
for pid in "${pids[@]}"; do wait "${pid}"; done
echo "E3 CIFAR-100 runs completed under ${OUTPUT_ROOT}"