New upstream version 1.6.0+dfsgupstream/1.6.0+dfsg

1 files changed, 237 insertions, 0 deletions

diff --git a/src/web_api_old.c b/src/web_api_old.c
new file mode 100644
index 00000000..373e7e9f
--- /dev/null
+++ b/src/web_api_old.c
@@ -0,0 +1,237 @@
+#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;
+}