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70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
// See the file "COPYING" in the main distribution directory for copyright.
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//
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// Log writer for delimiter-separated ASCII logs.
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#ifndef LOGGING_WRITER_ASCII_H
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#define LOGGING_WRITER_ASCII_H
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#include "../WriterBackend.h"
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namespace logging { namespace writer {
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class Ascii : public WriterBackend {
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public:
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Ascii(WriterFrontend* frontend);
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~Ascii();
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static WriterBackend* Instantiate(WriterFrontend* frontend)
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{ return new Ascii(frontend); }
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static string LogExt();
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protected:
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virtual bool DoInit(const WriterInfo& info, int num_fields,
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const threading::Field* const* fields);
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virtual bool DoWrite(int num_fields, const threading::Field* const* fields,
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threading::Value** vals);
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virtual bool DoSetBuf(bool enabled);
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virtual bool DoRotate(const char* rotated_path, double open,
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double close, bool terminating);
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virtual bool DoFlush(double network_time);
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virtual bool DoFinish(double network_time);
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virtual bool DoHeartbeat(double network_time, double current_time);
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private:
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bool IsSpecial(string path) { return path.find("/dev/") == 0; }
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bool DoWriteOne(ODesc* desc, threading::Value* val, const threading::Field* field);
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bool WriteHeaderField(const string& key, const string& value);
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void CloseFile(double t);
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string Timestamp(double t); // Uses current time if t is zero.
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int fd;
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string fname;
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ODesc desc;
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bool ascii_done;
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// Options set from the script-level.
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bool output_to_stdout;
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bool include_meta;
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bool tsv;
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char* separator;
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int separator_len;
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char* set_separator;
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int set_separator_len;
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char* empty_field;
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int empty_field_len;
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char* unset_field;
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int unset_field_len;
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char* meta_prefix;
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int meta_prefix_len;
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};
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}
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}
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#endif
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