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Allow Print Statements to be redirected to a Log# This is a combination of 3 commits.

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This commit is contained in:
Dev Bali 2019-11-06 19:07:07 -08:00
parent 75588956fc
commit c9016f1397
5 changed files with 89 additions and 0 deletions
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41
src/Stmt.cc
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@ -14,6 +14,7 @@
#include "Debug.h"
#include "Traverse.h"
#include "Trigger.h"
#include "logging/Manager.h"
const char* stmt_name(BroStmtTag t)
{
@ -184,10 +185,50 @@ TraversalCode ExprListStmt::Traverse(TraversalCallback* cb) const
static BroFile* print_stdout = 0;
TableVal* get_string_set_from_vals (val_list* vals, ODesc* d)
{
ListVal* set = new ListVal(TYPE_STRING);
for ( int i = 0; i < vals->length(); i++ )
{
d->Clear();
Val* val = (*vals)[i];
val->Describe(d);
set->Append(new StringVal(d->Description()));
}
return set->ConvertToSet();
}
Val* PrintStmt::DoExec(val_list* vals, stmt_flow_type& /* flow */) const
{
RegisterAccess();
if ( internal_val("Log::print_to_log")->AsBool() )
{
ID* plid = global_scope()->Lookup("Log::PRINTLOG");
assert(plid);
assert(plid->IsEnumConst());
EnumType* et = plid->Type()->AsEnumType();
int plint = et->Lookup("Log", "PRINTLOG");
assert(plint >= 0);
EnumVal* plval = et->GetVal(plint);
assert(plval);
RecordType* pltype = log_mgr->StreamColumns(plval);
assert(pltype);
RecordVal record = RecordVal(pltype);
ODesc d(DESC_READABLE);
d.SetFlush(0);
record.Assign(0, new Val(current_time(), TYPE_TIME));
record.Assign(1, get_string_set_from_vals(vals, &d));
log_mgr->Write(plval, &record);
return 0;
}
if ( ! print_stdout )
print_stdout = new BroFile(stdout);