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00007 #ifndef WORK_QUEUE_H
00008 #define WORK_QUEUE_H
00009
00020 #include <sys/types.h>
00021 #include "timestamp.h"
00022
00023 #define WORK_QUEUE_DEFAULT_PORT 9123
00024 #define WORK_QUEUE_RANDOM_PORT 0
00025 #define WORK_QUEUE_WAITFORTASK -1
00027 #define WORK_QUEUE_SCHEDULE_UNSET 0
00028 #define WORK_QUEUE_SCHEDULE_FCFS 1
00029 #define WORK_QUEUE_SCHEDULE_FILES 2
00030 #define WORK_QUEUE_SCHEDULE_TIME 3
00031 #define WORK_QUEUE_SCHEDULE_RAND 4
00033 #define WORK_QUEUE_TASK_ORDER_FIFO 0
00034 #define WORK_QUEUE_TASK_ORDER_LIFO 1
00036 #define WORK_QUEUE_INPUT 0
00037 #define WORK_QUEUE_OUTPUT 1
00039 #define WORK_QUEUE_NOCACHE 0
00040 #define WORK_QUEUE_CACHE 1
00041 #define WORK_QUEUE_SYMLINK 2
00042 #define WORK_QUEUE_PREEXIST 4
00043 #define WORK_QUEUE_THIRDGET 8
00044 #define WORK_QUEUE_THIRDPUT 8
00045
00046 #define WORK_QUEUE_MASTER_MODE_STANDALONE 0
00047 #define WORK_QUEUE_MASTER_MODE_CATALOG 1
00049 #define WORK_QUEUE_DEFAULT_KEEPALIVE_INTERVAL 300
00050 #define WORK_QUEUE_DEFAULT_KEEPALIVE_TIMEOUT 30
00052 extern double wq_option_fast_abort_multiplier;
00053 extern int wq_option_scheduler;
00057 struct work_queue_task {
00058 char *tag;
00059 char *command_line;
00060 int worker_selection_algorithm;
00061 char *output;
00062 struct list *input_files;
00063 struct list *output_files;
00064 int taskid;
00065 int return_status;
00066 int result;
00067 char *host;
00068 char *hostname;
00070 timestamp_t time_task_submit;
00071 timestamp_t time_task_finish;
00072 timestamp_t time_app_delay;
00073 timestamp_t time_send_input_start;
00074 timestamp_t time_send_input_finish;
00075 timestamp_t time_execute_cmd_start;
00076 timestamp_t time_execute_cmd_finish;
00077 timestamp_t time_receive_output_start;
00078 timestamp_t time_receive_output_finish;
00080 INT64_T total_bytes_transferred;
00081 timestamp_t total_transfer_time;
00082 timestamp_t cmd_execution_time;
00083 };
00084
00087 struct work_queue_stats {
00088 int port;
00089 int priority;
00090 int workers_init;
00091 int workers_ready;
00092 int workers_busy;
00093 int workers_cancelling;
00094 int tasks_running;
00095 int tasks_waiting;
00096 int tasks_complete;
00097 int total_tasks_dispatched;
00098 int total_tasks_complete;
00099 int total_workers_joined;
00100 int total_workers_removed;
00101 INT64_T total_bytes_sent;
00102 INT64_T total_bytes_received;
00103 timestamp_t start_time;
00104 timestamp_t total_send_time;
00105 timestamp_t total_receive_time;
00106 double efficiency;
00107 double idle_percentage;
00108 int capacity;
00109 int avg_capacity;
00110 int total_workers_connected;
00111 };
00112
00113
00117
00124 struct work_queue_task *work_queue_task_create(const char *full_command);
00125
00138 int work_queue_task_specify_file(struct work_queue_task *t, const char *local_name, const char *remote_name, int type, int flags);
00139
00154 int work_queue_task_specify_file_piece(struct work_queue_task *t, const char *local_name, const char *remote_name, off_t start_byte, off_t end_byte, int type, int flags);
00155
00166 int work_queue_task_specify_buffer(struct work_queue_task *t, const char *data, int length, const char *remote_name, int flags);
00167
00180 int work_queue_task_specify_file_command(struct work_queue_task *t, const char *remote_name, const char *cmd, int type, int flags);
00181
00188 void work_queue_task_specify_tag(struct work_queue_task *t, const char *tag);
00189
00199 void work_queue_task_specify_algorithm(struct work_queue_task *t, int algo );
00200
00205 void work_queue_task_delete(struct work_queue_task *t);
00206
00208
00212
00229 struct work_queue *work_queue_create(int port);
00230
00239 int work_queue_submit(struct work_queue *q, struct work_queue_task *t);
00240
00255 struct work_queue_task *work_queue_wait(struct work_queue *q, int timeout);
00256
00268 int work_queue_hungry(struct work_queue *q);
00269
00277 int work_queue_empty(struct work_queue *q);
00278
00285 int work_queue_port(struct work_queue *q);
00286
00291 const char *work_queue_name(struct work_queue *q);
00292
00297 void work_queue_get_stats(struct work_queue *q, struct work_queue_stats *s);
00298
00305 char * work_queue_get_worker_summary( struct work_queue *q );
00306
00312 int work_queue_activate_fast_abort(struct work_queue *q, double multiplier);
00313
00325 void work_queue_specify_algorithm(struct work_queue *q, int algo);
00326
00336 void work_queue_specify_task_order(struct work_queue *q, int order);
00337
00342 void work_queue_specify_name(struct work_queue *q, const char *name);
00343
00348 void work_queue_specify_priority(struct work_queue *q, int priority);
00349
00354 void work_queue_specify_estimate_capacity_on(struct work_queue *q, int estimate_capacity_on);
00355
00362 void work_queue_specify_master_mode(struct work_queue *q, int mode);
00363
00369 struct work_queue_task *work_queue_cancel_by_taskid(struct work_queue *q, int id);
00370
00376 struct work_queue_task *work_queue_cancel_by_tasktag(struct work_queue *q, const char *tag);
00377
00382 int work_queue_shut_down_workers(struct work_queue *q, int n);
00383
00388 void work_queue_delete(struct work_queue *q);
00389
00394 void work_queue_specify_log(struct work_queue *q, const char *logfile);
00395
00400 void work_queue_specify_keepalive_interval(struct work_queue *q, int interval);
00401
00406 void work_queue_specify_keepalive_timeout(struct work_queue *q, int timeout);
00408
00412
00421 int work_queue_task_specify_input_buf(struct work_queue_task *t, const char *buf, int length, const char *rname);
00422
00430 int work_queue_task_specify_input_file(struct work_queue_task *t, const char *fname, const char *rname);
00431
00439 int work_queue_task_specify_input_file_do_not_cache(struct work_queue_task *t, const char *fname, const char *rname);
00440
00448 int work_queue_task_specify_output_file(struct work_queue_task *t, const char *rname, const char *fname);
00449
00457 int work_queue_task_specify_output_file_do_not_cache(struct work_queue_task *t, const char *rname, const char *fname);
00458
00460
00461 #endif