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#include "common.h"
int web_client_api_old_data_request(RRDHOST *host, struct web_client *w, char *url, int datasource_type) {
if(!url || !*url) {
buffer_flush(w->response.data);
buffer_sprintf(w->response.data, "Incomplete request.");
return 400;
}
RRDSET *st = NULL;
char *args = strchr(url, '?');
if(args) {
*args='\0';
args = &args[1];
}
// get the name of the data to show
char *tok = mystrsep(&url, "/");
if(!tok) tok = "";
// do we have such a data set?
if(*tok) {
debug(D_WEB_CLIENT, "%llu: Searching for RRD data with name '%s'.", w->id, tok);
st = rrdset_find_byname(host, tok);
if(!st) st = rrdset_find(host, tok);
}
if(!st) {
// we don't have it
// try to send a file with that name
buffer_flush(w->response.data);
return(mysendfile(w, tok));
}
// we have it
debug(D_WEB_CLIENT, "%llu: Found RRD data with name '%s'.", w->id, tok);
// how many entries does the client want?
int lines = (int)st->entries;
int group_count = 1;
time_t after = 0, before = 0;
int group_method = GROUP_AVERAGE;
int nonzero = 0;
if(url) {
// parse the lines required
tok = mystrsep(&url, "/");
if(tok) lines = str2i(tok);
if(lines < 1) lines = 1;
}
if(url) {
// parse the group count required
tok = mystrsep(&url, "/");
if(tok && *tok) group_count = str2i(tok);
if(group_count < 1) group_count = 1;
//if(group_count > save_history / 20) group_count = save_history / 20;
}
if(url) {
// parse the grouping method required
tok = mystrsep(&url, "/");
if(tok && *tok) {
if(strcmp(tok, "max") == 0) group_method = GROUP_MAX;
else if(strcmp(tok, "average") == 0) group_method = GROUP_AVERAGE;
else if(strcmp(tok, "sum") == 0) group_method = GROUP_SUM;
else debug(D_WEB_CLIENT, "%llu: Unknown group method '%s'", w->id, tok);
}
}
if(url) {
// parse after time
tok = mystrsep(&url, "/");
if(tok && *tok) after = str2ul(tok);
if(after < 0) after = 0;
}
if(url) {
// parse before time
tok = mystrsep(&url, "/");
if(tok && *tok) before = str2ul(tok);
if(before < 0) before = 0;
}
if(url) {
// parse nonzero
tok = mystrsep(&url, "/");
if(tok && *tok && strcmp(tok, "nonzero") == 0) nonzero = 1;
}
w->response.data->contenttype = CT_APPLICATION_JSON;
buffer_flush(w->response.data);
char *google_version = "0.6";
char *google_reqId = "0";
char *google_sig = "0";
char *google_out = "json";
char *google_responseHandler = "google.visualization.Query.setResponse";
char *google_outFileName = NULL;
time_t last_timestamp_in_data = 0;
if(datasource_type == DATASOURCE_DATATABLE_JSON || datasource_type == DATASOURCE_DATATABLE_JSONP) {
w->response.data->contenttype = CT_APPLICATION_X_JAVASCRIPT;
while(args) {
tok = mystrsep(&args, "&");
if(tok && *tok) {
char *name = mystrsep(&tok, "=");
if(name && *name && strcmp(name, "tqx") == 0) {
char *key = mystrsep(&tok, ":");
char *value = mystrsep(&tok, ";");
if(key && value && *key && *value) {
if(strcmp(key, "version") == 0)
google_version = value;
else if(strcmp(key, "reqId") == 0)
google_reqId = value;
else if(strcmp(key, "sig") == 0)
google_sig = value;
else if(strcmp(key, "out") == 0)
google_out = value;
else if(strcmp(key, "responseHandler") == 0)
google_responseHandler = value;
else if(strcmp(key, "outFileName") == 0)
google_outFileName = value;
}
}
}
}
debug(D_WEB_CLIENT_ACCESS, "%llu: GOOGLE JSONP: version = '%s', reqId = '%s', sig = '%s', out = '%s', responseHandler = '%s', outFileName = '%s'",
w->id, google_version, google_reqId, google_sig, google_out, google_responseHandler, google_outFileName
);
if(datasource_type == DATASOURCE_DATATABLE_JSONP) {
last_timestamp_in_data = strtoul(google_sig, NULL, 0);
// check the client wants json
if(strcmp(google_out, "json") != 0) {
buffer_sprintf(w->response.data,
"%s({version:'%s',reqId:'%s',status:'error',errors:[{reason:'invalid_query',message:'output format is not supported',detailed_message:'the format %s requested is not supported by netdata.'}]});",
google_responseHandler, google_version, google_reqId, google_out);
return 200;
}
}
}
if(datasource_type == DATASOURCE_DATATABLE_JSONP) {
buffer_sprintf(w->response.data,
"%s({version:'%s',reqId:'%s',status:'ok',sig:'%ld',table:",
google_responseHandler, google_version, google_reqId, st->last_updated.tv_sec);
}
debug(D_WEB_CLIENT_ACCESS, "%llu: Sending RRD data '%s' (id %s, %d lines, %d group, %d group_method, %ld after, %ld before).",
w->id, st->name, st->id, lines, group_count, group_method, after, before);
time_t timestamp_in_data = rrdset2json_api_old(datasource_type, st, w->response.data, lines, group_count
, group_method, (unsigned long) after, (unsigned long) before
, nonzero);
if(datasource_type == DATASOURCE_DATATABLE_JSONP) {
if(timestamp_in_data > last_timestamp_in_data)
buffer_strcat(w->response.data, "});");
else {
// the client already has the latest data
buffer_flush(w->response.data);
buffer_sprintf(w->response.data,
"%s({version:'%s',reqId:'%s',status:'error',errors:[{reason:'not_modified',message:'Data not modified'}]});",
google_responseHandler, google_version, google_reqId);
}
}
return 200;
}
inline int web_client_api_old_data_request_json(RRDHOST *host, struct web_client *w, char *url) {
return web_client_api_old_data_request(host, w, url, DATASOURCE_JSON);
}
inline int web_client_api_old_data_request_jsonp(RRDHOST *host, struct web_client *w, char *url) {
return web_client_api_old_data_request(host, w, url, DATASOURCE_DATATABLE_JSONP);
}
inline int web_client_api_old_graph_request(RRDHOST *host, struct web_client *w, char *url) {
// get the name of the data to show
char *tok = mystrsep(&url, "/?&");
if(tok && *tok) {
debug(D_WEB_CLIENT, "%llu: Searching for RRD data with name '%s'.", w->id, tok);
// do we have such a data set?
RRDSET *st = rrdset_find_byname(host, tok);
if(!st) st = rrdset_find(host, tok);
if(!st) {
// we don't have it
// try to send a file with that name
buffer_flush(w->response.data);
return mysendfile(w, tok);
}
st->last_accessed_time = now_realtime_sec();
debug(D_WEB_CLIENT_ACCESS, "%llu: Sending %s.json of RRD_STATS...", w->id, st->name);
w->response.data->contenttype = CT_APPLICATION_JSON;
buffer_flush(w->response.data);
rrd_graph2json_api_old(st, url, w->response.data);
return 200;
}
buffer_flush(w->response.data);
buffer_strcat(w->response.data, "Graph name?\r\n");
return 400;
}
inline int web_client_api_old_list_request(RRDHOST *host, struct web_client *w, char *url) {
(void)url;
buffer_flush(w->response.data);
RRDSET *st;
rrdhost_rdlock(host);
rrdset_foreach_read(st, host) {
if(rrdset_is_available_for_viewers(st))
buffer_sprintf(w->response.data, "%s\n", st->name);
}
rrdhost_unlock(host);
return 200;
}
inline int web_client_api_old_all_json(RRDHOST *host, struct web_client *w, char *url) {
(void)url;
w->response.data->contenttype = CT_APPLICATION_JSON;
buffer_flush(w->response.data);
rrd_all2json_api_old(host, w->response.data);
return 200;
}
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