X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/e13874a4bb666423c5b2ddf1ebb517a10789f4c0..1bcfe8651af341c6e7cd01a19443c7c288efa932:/apps/workbench/app/views/jobs/_show_log.html.erb

diff --git a/apps/workbench/app/views/jobs/_show_log.html.erb b/apps/workbench/app/views/jobs/_show_log.html.erb
index b523af81ae..18021349e2 100644
--- a/apps/workbench/app/views/jobs/_show_log.html.erb
+++ b/apps/workbench/app/views/jobs/_show_log.html.erb
@@ -1,11 +1,20 @@
 <% if !@object.log %>
 
-<% log_history = stderr_log_history([@object.uuid]) %>
-<div class="arv-log-event-listener arv-log-event-handler-append-logs arv-job-log-window" id="pipeline_event_log_div" data-object-uuids="<%= @object.uuid %>">
-  <% log_history.each do |entry| %>
-    <%=entry%><br/>
-  <% end %>
-</div>
+<div id="log_graph_div"
+     class="arv-log-event-listener"
+     style="display:none"
+     data-object-uuid="<%= @object.uuid %>"></div>
+
+<div id="event_log_div"
+     class="arv-log-event-listener arv-log-event-handler-append-logs arv-job-log-window"
+     data-object-uuid="<%= @object.uuid %>"
+     ></div>
+
+<%# Applying a long throttle suppresses the auto-refresh of this
+    partial that would normally be triggered by arv-log-event. %>
+<div class="arv-log-refresh-control"
+     data-load-throttle="86486400000" <%# 1001 nights %>
+     ></div>
 
 <% else %>
 
@@ -50,20 +59,41 @@ var makeFilter = function() {
   });
 }
 
-<% if @object.log %>
+<% if @object.log and !@object.log.empty? %>
   <% logcollection = Collection.find @object.log %>
   <% if logcollection %>
-    $.ajax('<%=j url_for logcollection %>/<%=j logcollection.files[0][1] %>').
-	done(function(data, status, jqxhr) {
-	    logViewer.filter();
-	    addToLogViewer(logViewer, data.split("\n"), taskState);
-	    logViewer.filter(makeFilter());
-	    generateJobOverview("#log-viewer-overview", logViewer, taskState);
-	    $("#log-viewer .spinner").detach();
-	}).
-	fail(function(jqxhr, status, error) {
-	    $("#log-viewer .spinner").detach();
-	});
+    log_size = <%= logcollection.files[0][2] %>
+    log_maxbytes = <%= Rails.configuration.log_viewer_max_bytes %>;
+    logcollection_url = '<%=j url_for logcollection %>/<%=j logcollection.files[0][1] %>';
+    $("#log-viewer-download-url").attr('href', logcollection_url);
+    $("#log-viewer-download-pane").show();
+    if (log_size > log_maxbytes) {
+      range_header = { 'Range': 'bytes=0-' + log_maxbytes };
+    } else {
+      range_header = null;
+    }
+    $.ajax(logcollection_url, { headers: range_header }).
+        done(function(data, status, jqxhr) {
+            logViewer.filter();
+            addToLogViewer(logViewer, data.split("\n"), taskState);
+            logViewer.filter(makeFilter());
+            content_range_hdr = jqxhr.getResponseHeader('Content-Range');
+            var v = content_range_hdr && content_range_hdr.match(/bytes \d+-(\d+)\/(.+)/);
+            short_log = v && (v[2] == '*' || parseInt(v[1]) + 1 < v[2]);
+            if (jqxhr.status == 206 && short_log) {
+              $("#log-viewer-overview").html(
+                '<p>Showing only ' + data.length + ' bytes of this log.' +
+                ' Timing information is unavailable since' +
+                ' the full log was not retrieved.</p>'
+              );
+            } else {
+              generateJobOverview("#log-viewer-overview", logViewer, taskState);
+            }
+            $("#log-viewer .spinner").detach();
+        }).
+        fail(function(jqxhr, status, error) {
+            $("#log-viewer .spinner").detach();
+        });
   <% end %>
 <% else %>
   <%# Live log loading not implemented yet. %>
@@ -119,6 +149,10 @@ $("#set-show-failed-only").on("click", function() {
     <% end %>
   </p>
 
+  <p id="log-viewer-download-pane" style="display:none">
+    <a id="log-viewer-download-url" href="">Download the full log</a>
+  </p>
+
   <div class="h3">Log
 
     <span class="pull-right">
@@ -217,6 +251,7 @@ $("#set-show-failed-only").on("click", function() {
     <span class="log-viewer-paging"></span>
     <a href="#" class="log-viewer-page-down"><span class='glyphicon glyphicon-arrow-down'></span></a>
   </div>
+
 </div>
 
 <% end %>