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Fix tracing pass-through structure #1052

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Fix tracing pass-through structure #1052

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6f8b168
Fix tracing pass-through structure
Aug 13, 2025
da058a8
fix test
Aug 13, 2025
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25 changes: 22 additions & 3 deletions dsc/tests/dsc_tracing.tests.ps1
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Original file line number Diff line number Diff line change
Expand Up @@ -89,13 +89,32 @@ Describe 'tracing tests' {

It 'Pass-through tracing should only emit JSON for child processes' {
$logPath = "$TestDrive/dsc_trace.log"
$out = dsc -l info -t pass-through config get -f ../examples/groups.dsc.yaml 2> $logPath
$out = dsc -l trace -t pass-through config get -f "$PSScriptRoot/../examples/groups.dsc.yaml" 2> $logPath
$LASTEXITCODE | Should -Be 0 -Because (Get-Content -Path $logPath -Raw)
$foundPID = $false
$foundTarget = $false
$foundLineNumber = $false
foreach ($line in (Get-Content $logPath)) {
$line | Should -Not -BeNullOrEmpty
$json = $line | ConvertFrom-Json
$json.timestamp | Should -Not -BeNullOrEmpty
$json.timestamp | Should -Not -BeNullOrEmpty -Because "Line: $line"
$json.level | Should -BeIn 'ERROR', 'WARN', 'INFO', 'DEBUG', 'TRACE'
$json.fields.message | Should -Not -BeNullOrEmpty -Because "Line: $line"
if ($json.fields.pid) {
$json.fields.pid | Should -BeGreaterThan 0 -Because "Line: $line"
$foundPID = $true
}
if ($json.fields.target) {
$foundTarget = $true
}
if ($json.fields.line_number) {
$json.fields.line_number | Should -BeGreaterThan 0 -Because "Line: $line"
$foundLineNumber = $true
}
}
$out | Should -BeNullOrEmpty
$foundTarget | Should -BeTrue -Because "No target found in log"
$foundLineNumber | Should -BeTrue -Because "No line number found in log"
$foundPID | Should -BeTrue -Because "No PID found in log"
$out | Should -Not -BeNullOrEmpty
}
}
41 changes: 13 additions & 28 deletions dsc_lib/src/dscresources/command_resource.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -862,57 +862,42 @@ pub fn log_stderr_line<'a>(process_id: &u32, trace_line: &'a str) -> &'a str
if !trace_line.is_empty()
{
if let Ok(trace_object) = serde_json::from_str::<Trace>(trace_line) {
let mut include_target = trace_object.level == TraceLevel::Debug || trace_object.level == TraceLevel::Trace;
let target = if let Some(t) = trace_object.target.as_deref() { t } else {
include_target = false;
""
};
let line_number = if let Some(l) = trace_object.line_number { l } else {
include_target = false;
0
};
let trace_message = if include_target {
format!("PID {process_id}: {target}: {line_number}: {}", trace_object.fields.message)
} else {
format!("PID {process_id}: {}", trace_object.fields.message)
};
match trace_object.level {
TraceLevel::Error => {
error!(trace_message);
error!(message = trace_object.fields.message, pid = process_id, target = trace_object.target, line_number = trace_object.line_number);
},
TraceLevel::Warn => {
warn!(trace_message);
warn!(message = trace_object.fields.message, pid = process_id, target = trace_object.target, line_number = trace_object.line_number);
},
TraceLevel::Info => {
info!(trace_message);
info!(message = trace_object.fields.message, pid = process_id, target = trace_object.target, line_number = trace_object.line_number);
},
TraceLevel::Debug => {
debug!(trace_message);
debug!(message = trace_object.fields.message, pid = process_id, target = trace_object.target, line_number = trace_object.line_number);
},
TraceLevel::Trace => {
trace!(trace_message);
trace!(message = trace_object.fields.message, pid = process_id, target = trace_object.target, line_number = trace_object.line_number);
},
}
}
else if let Ok(json_obj) = serde_json::from_str::<Value>(trace_line) {
} else if let Ok(json_obj) = serde_json::from_str::<Value>(trace_line) {
if let Some(msg) = json_obj.get("error") {
error!("PID {process_id}: {}", msg.as_str().unwrap_or_default());
error!(message = msg.as_str().unwrap_or_default(), pid = process_id);
} else if let Some(msg) = json_obj.get("warn") {
warn!("PID {process_id}: {}", msg.as_str().unwrap_or_default());
warn!(message = msg.as_str().unwrap_or_default(), pid = process_id);
} else if let Some(msg) = json_obj.get("info") {
info!("PID {process_id}: {}", msg.as_str().unwrap_or_default());
info!(message = msg.as_str().unwrap_or_default(), pid = process_id);
} else if let Some(msg) = json_obj.get("debug") {
debug!("PID {process_id}: {}", msg.as_str().unwrap_or_default());
debug!(message = msg.as_str().unwrap_or_default(), pid = process_id);
} else if let Some(msg) = json_obj.get("trace") {
trace!("PID {process_id}: {}", msg.as_str().unwrap_or_default());
trace!(message = msg.as_str().unwrap_or_default(), pid = process_id);
} else {
// the line is a valid json, but not one of standard trace lines - return it as filtered stderr_line
trace!("PID {process_id}: {trace_line}");
trace!(message = trace_line, pid = process_id);
return trace_line;
}
} else {
// the line is not a valid json - return it as filtered stderr_line
trace!("PID {process_id}: {}", trace_line);
trace!(message = trace_line, pid = process_id);
return trace_line;
}
}
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