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fix(antminer): read chain rate and board temps on newer stock firmware #324

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Merged
b-rowan merged 1 commit into from
Aug 13, 2026
Merged

fix(antminer): read chain rate and board temps on newer stock firmware #324

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22 changes: 19 additions & 3 deletions asic-rs-firmwares/antminer/src/backends/v2020/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -216,6 +216,14 @@ impl AntMinerV2020 {
}
}

/// Read a numeric field that some firmware generations emit as a JSON
/// number and others as a quoted string.
fn parse_f64_field(value: &Value) -> Option<f64> {
value
.as_f64()
.or_else(|| value.as_str().and_then(|s| s.trim().parse::<f64>().ok()))
}

fn parse_temp_string(temp_str: &str) -> Option<Temperature> {
let temps: Vec<f64> = temp_str
.split('-')
Expand Down Expand Up @@ -609,8 +617,7 @@ impl GetHashboards for AntMinerV2020 {

board.hashrate = stats_data
.get(&format!("chain_rate{idx}"))
.and_then(|v| v.as_str())
.and_then(|s| s.parse::<f64>().ok())
.and_then(Self::parse_f64_field)
.map(|r| {
HashRate {
value: r,
Expand All @@ -620,10 +627,19 @@ impl GetHashboards for AntMinerV2020 {
.as_unit(HashRateUnit::default())
});

// `temp_pcb{idx}` on older generations; newer ones split the
// reading into inlet/outlet pairs and omit the combined key.
board.board_temperature = stats_data
.get(&format!("temp_pcb{idx}"))
.and_then(|v| v.as_str())
.and_then(Self::parse_temp_string);
.and_then(Self::parse_temp_string)
.or_else(|| {
stats_data
.get(&format!("temp_out_pcb_{idx}"))
.and_then(Self::parse_f64_field)
.filter(|&t| t > 0.0)
.map(Temperature::from_celsius)
});

board.working_chips = stats_data
.get(&format!("chain_acn{idx}"))
Expand Down
22 changes: 19 additions & 3 deletions asic-rs-firmwares/antminer/src/backends/v2023_07/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -192,6 +192,14 @@ impl AntMinerV202307 {
}
}

/// Read a numeric field that some firmware generations emit as a JSON
/// number and others as a quoted string.
fn parse_f64_field(value: &Value) -> Option<f64> {
value
.as_f64()
.or_else(|| value.as_str().and_then(|s| s.trim().parse::<f64>().ok()))
}

fn parse_temp_string(temp_str: &str) -> Option<Temperature> {
let temps: Vec<f64> = temp_str
.split('-')
Expand Down Expand Up @@ -585,8 +593,7 @@ impl GetHashboards for AntMinerV202307 {

board.hashrate = stats_data
.get(&format!("chain_rate{idx}"))
.and_then(|v| v.as_str())
.and_then(|s| s.parse::<f64>().ok())
.and_then(Self::parse_f64_field)
.map(|r| {
HashRate {
value: r,
Expand All @@ -596,10 +603,19 @@ impl GetHashboards for AntMinerV202307 {
.as_unit(HashRateUnit::default())
});

// `temp_pcb{idx}` on older generations; newer ones split the
// reading into inlet/outlet pairs and omit the combined key.
board.board_temperature = stats_data
.get(&format!("temp_pcb{idx}"))
.and_then(|v| v.as_str())
.and_then(Self::parse_temp_string);
.and_then(Self::parse_temp_string)
.or_else(|| {
stats_data
.get(&format!("temp_out_pcb_{idx}"))
.and_then(Self::parse_f64_field)
.filter(|&t| t > 0.0)
.map(Temperature::from_celsius)
});

board.working_chips = stats_data
.get(&format!("chain_acn{idx}"))
Expand Down