1 #include "opensrf/transport_client.h"
2 #include "opensrf/generic_utils.h"
3 #include "opensrf/osrf_message.h"
4 #include "opensrf/osrf_app_session.h"
10 #include <readline/readline.h>
11 #include <readline/history.h>
14 #define SRFSH_PORT 5222
15 #define COMMAND_BUFSIZE 12
18 char* prompt = "srfsh# ";
22 /* true if we're pretty printing json results */
25 /* our jabber connection */
26 transport_client* client = NULL;
28 /* the last result we received */
29 osrf_message* last_result = NULL;
32 int parse_request( char* request );
33 int handle_router( char* words[] );
34 int handle_time( char* words[] );
35 int handle_request( char* words[], int relay );
36 int handle_exec(char* words[]);
37 int handle_set( char* words[]);
38 int handle_print( char* words[]);
39 int send_request( char* server,
40 char* method, growing_buffer* buffer, int relay );
41 int parse_error( char* words[] );
42 int router_query_servers( char* server );
43 int srfsh_client_connect();
45 char* json_printer( json* object );
46 char* tabs(int count);
48 void sig_child_handler( int s );
53 int main( int argc, char* argv[] ) {
58 /* see if they have a .srfsh.xml in their home directory */
59 char* home = getenv("HOME");
60 int l = strlen(home) + 36;
63 sprintf(fbuf,"%s/.srfsh.xml",home);
65 if(!access(fbuf, F_OK)) {
66 if( ! osrf_system_bootstrap_client(fbuf) )
67 fatal_handler( "Unable to bootstrap client for requests");
70 fatal_handler( "No Config file found at %s and none specified. "
71 "\nusage: %s <config_file>", fbuf, argv[0] );
75 if( ! osrf_system_bootstrap_client(argv[1]) )
76 fatal_handler( "Unable to bootstrap client for requests");
79 client = osrf_system_get_transport_client();
82 /* main process loop */
84 while((request=readline(prompt))) {
86 if( !strcmp(request, "exit") || !strcmp(request,"quit"))
89 char* req_copy = strdup(request);
91 parse_request( req_copy );
92 if( request && strlen(request) > 2 ) {
101 client_disconnect( client );
102 client_free( client );
103 config_reader_free();
109 void sig_child_handler( int s ) {
113 int parse_error( char* words[] ) {
121 memset(buffer, 0, 256);
122 while( (current=words[i++]) ) {
123 strcat(buffer, current);
126 if( ! buffer || strlen(buffer) < 1 )
129 fprintf( stderr, "Command Incomplete or Not Recognized: %s\n", buffer );
135 int parse_request( char* request ) {
137 if( request == NULL )
142 char* words[COMMAND_BUFSIZE];
143 memset(words,0,COMMAND_BUFSIZE);
146 char* cur_tok = strtok( req, " " );
148 if( cur_tok == NULL )
151 while(cur_tok != NULL) {
152 words[i++] = cur_tok;
153 cur_tok = strtok( NULL, " " );
157 // not sure why (strtok?), but this is necessary
158 memset( words + i, 0, COMMAND_BUFSIZE - i );
160 /* pass off to the top level command */
161 if( !strcmp(words[0],"router") )
162 ret_val = handle_router( words );
164 else if( !strcmp(words[0],"time") )
165 ret_val = handle_time( words );
167 else if (!strcmp(words[0],"request"))
168 ret_val = handle_request( words, 0 );
170 else if (!strcmp(words[0],"relay"))
171 ret_val = handle_request( words, 1 );
173 else if (!strcmp(words[0],"help"))
174 ret_val = print_help();
176 else if (!strcmp(words[0],"set"))
177 ret_val = handle_set(words);
179 else if (!strcmp(words[0],"print"))
180 ret_val = handle_print(words);
182 else if (words[0][0] == '!')
183 ret_val = handle_exec( words );
186 return parse_error( words );
192 int handle_set( char* words[]) {
195 if( (variable=words[1]) ) {
198 if( (val=words[2]) ) {
200 if(!strcmp(variable,"pretty_print")) {
201 if(!strcmp(val,"true")) {
203 printf("pretty_print = true\n");
206 if(!strcmp(val,"false")) {
208 printf("pretty_print = false\n");
219 int handle_print( char* words[]) {
222 if( (variable=words[1]) ) {
223 if(!strcmp(variable,"pretty_print")) {
225 printf("pretty_print = true\n");
228 printf("pretty_print = false\n");
236 int handle_router( char* words[] ) {
244 if( !strcmp(words[1],"query") ) {
246 if( words[2] && !strcmp(words[2],"servers") ) {
247 for(i=3; i < COMMAND_BUFSIZE - 3 && words[i]; i++ ) {
248 router_query_servers( words[i] );
260 int handle_exec(char* words[]) {
262 int len = strlen(words[0]);
264 memset(command,0,len);
266 int i; /* chop out the ! */
267 for( i=1; i!= len; i++) {
268 command[i-1] = words[0][i];
272 words[0] = strdup(command);
273 signal(SIGCHLD,sig_child_handler);
278 signal(SIGCHLD,sig_child_handler);
284 execvp( words[0], words );
291 int handle_request( char* words[], int relay ) {
297 char* server = words[1];
298 char* method = words[2];
300 growing_buffer* buffer = NULL;
302 buffer = buffer_init(128);
303 buffer_add(buffer, "[");
304 for(i = 3; words[i] != NULL; i++ ) {
305 buffer_add( buffer, words[i] );
306 buffer_add(buffer, " ");
308 buffer_add(buffer, "]");
311 return send_request( server, method, buffer, relay );
317 int send_request( char* server,
318 char* method, growing_buffer* buffer, int relay ) {
319 if( server == NULL || method == NULL )
324 if( buffer != NULL && buffer->n_used > 0 )
325 params = json_tokener_parse(buffer->buf);
327 if(!last_result->result_content) {
328 warning_handler("We're not going to call 'relay' on empty result");
332 json* arr = json_object_new_array();
333 json_object_array_add( arr, last_result->result_content );
338 osrf_app_session* session = osrf_app_client_session_init(server);
339 double start = get_timestamp_millis();
341 if(!osrf_app_session_connect(session)) {
342 warning_handler( "Unable to connect to remote service %s\n", server );
346 int req_id = osrf_app_session_make_request( session, params, method, 1 );
348 osrf_message* omsg = osrf_app_session_request_recv( session, req_id, 8 );
351 printf("\nReceived no data from server\n");
356 if(omsg->result_content) {
358 osrf_message_free(last_result);
362 char* content = json_printer( omsg->result_content );
363 printf( "\nReceived Data: %s\n",content );
366 printf( "\nReceived Data: %s\n",
367 json_object_to_json_string(omsg->result_content));
372 printf( "\nReceived Exception:\nName: %s\nStatus: "
373 "%s\nStatusCode %d\n", omsg->status_name,
374 omsg->status_text, omsg->status_code );
377 omsg = osrf_app_session_request_recv( session, req_id, 5 );
380 double end = get_timestamp_millis();
382 printf("\n------------------------------------\n");
383 if( osrf_app_session_request_complete( session, req_id ))
384 printf("Request Completed Successfully\n");
387 printf("Request Time in seconds: %f\n", end - start );
388 printf("------------------------------------\n");
390 osrf_app_session_request_finish( session, req_id );
391 osrf_app_session_disconnect( session );
392 osrf_app_session_destroy( session );
399 int handle_time( char* words[] ) {
406 printf( "%s\n", buf );
411 time_t epoch = (time_t)atoi( words[1] );
412 char* localtime = strdup( ctime( &epoch ) );
413 printf( "%s => %s", words[1], localtime );
424 int router_query_servers( char* router_server ) {
426 if( ! router_server || strlen(router_server) == 0 )
431 sprintf(rbuf,"router@%s/router", router_server );
433 transport_message* send =
434 message_init( "servers", NULL, NULL, rbuf, NULL );
435 message_set_router_info( send, NULL, NULL, NULL, "query", 0 );
437 client_send_message( client, send );
438 message_free( send );
440 transport_message* recv = client_recv( client, -1 );
442 fprintf(stderr, "NULL message received from router\n");
447 "---------------------------------------------------------------------------------\n"
448 "Received from 'server' query on %s\n"
449 "---------------------------------------------------------------------------------\n"
450 "original reg time | latest reg time | last used time | class | server\n"
451 "---------------------------------------------------------------------------------\n"
453 "---------------------------------------------------------------------------------\n"
454 , router_server, recv->body );
456 message_free( recv );
464 "---------------------------------------------------------------------------------\n"
466 "---------------------------------------------------------------------------------\n"
467 "help - Display this message\n"
468 "!<command> [args] - Forks and runs the given command in the shell\n"
469 "time - Prints the current time\n"
470 "time <timestamp> - Formats seconds since epoch into readable format\n"
471 "set <variable> <value> - set a srfsh variable (e.g. set pretty_print true )\n"
472 "print <variable> - Displays the value of a srfsh variable\n"
473 "---------------------------------------------------------------------------------\n"
474 "router query servers <server1 [, server2, ...]>\n"
475 " - Returns stats on connected services\n"
477 "reqeust <service> <method> [ <json formatted string of params> ]\n"
478 " - Anything passed in will be wrapped in a json array,\n"
479 " so add commas if there is more than one param\n"
481 "relay <service> <method>\n"
482 " - Performs the requested query using the last received result as the param\n"
483 "---------------------------------------------------------------------------------\n"
491 char* tabs(int count) {
492 growing_buffer* buf = buffer_init(24);
494 for(i=0;i!=count;i++)
495 buffer_add(buf, " ");
497 char* final = buffer_data( buf );
502 char* json_printer( json* object ) {
506 char* string = json_object_to_json_string(object);
508 growing_buffer* buf = buffer_init(64);
511 for(i=0; i!= strlen(string); i++) {
513 if( string[i] == '{' ) {
515 buffer_add(buf, "\n");
516 char* tab = tabs(tab_var);
517 buffer_add(buf, tab);
519 buffer_add( buf, "{");
521 buffer_add( buf, "\n" );
523 buffer_add( buf, tab );
526 } else if( string[i] == '[' ) {
528 buffer_add(buf, "\n");
529 char* tab = tabs(tab_var);
530 buffer_add(buf, tab);
532 buffer_add( buf, "[");
534 buffer_add( buf, "\n" );
536 buffer_add( buf, tab );
539 } else if( string[i] == '}' ) {
542 buffer_add(buf, "\n");
543 char* tab = tabs(tab_var);
544 buffer_add(buf, tab);
546 buffer_add( buf, "}");
547 buffer_add( buf, "\n" );
549 buffer_add( buf, tab );
552 } else if( string[i] == ']' ) {
555 buffer_add(buf, "\n");
556 char* tab = tabs(tab_var);
557 buffer_add(buf, tab);
559 buffer_add( buf, "]");
560 buffer_add( buf, "\n" );
562 buffer_add( buf, tab );
569 buffer_add( buf, b );
574 char* result = buffer_data(buf);