status quo

1 files changed, 172 insertions, 0 deletions

diff --git a/scripts/statistics.php b/scripts/statistics.php
new file mode 100644
index 0000000..c919f93
--- /dev/null
+++ b/scripts/statistics.php
@@ -0,0 +1,172 @@
+<?php
+
+if (isset($_GET["from"]))
+  $min_time="from_base64(\"" . base64_encode("-".$_GET["from"]) . "\")";
+else
+  $min_time="\"-7 00:00:00\"";
+
+$mysql = new mysqli("localhost", "webserver", "empty", "buildmaster");
+if ($mysql->connect_error) {
+  die("Connection failed: " . $mysql->connect_error);
+}
+if (! $result = $mysql -> query(
+    "SELECT DISTINCT ".
+    "UNIX_TIMESTAMP(`statistics`.`date`) AS `date`," .
+    "`statistics`.`pending_tasks_count`," .
+    "`statistics`.`pending_packages_count`," .
+    "`statistics`.`staging_packages_count`," .
+    "`statistics`.`testing_packages_count`," .
+    "`statistics`.`tested_packages_count`," .
+    "`statistics`.`broken_tasks_count`," .
+    "`statistics`.`dependency_loops_count`," .
+    "`statistics`.`dependency_looped_tasks_count`," .
+    "`statistics`.`locked_tasks_count`," .
+    "`statistics`.`blocked_tasks_count`," .
+    "`statistics`.`next_tasks_count`" .
+    "FROM `statistics` " .
+    "WHERE `statistics`.`date`>=ADDTIME(NOW()," . $min_time . ") " .
+    "ORDER BY `statistics`.`date`"
+  ))
+  die($mysql->error);
+
+$t_min = -1;
+$t_max = -1;
+$val_max = -1;
+
+while($vals = $result->fetch_assoc()) {
+  if ($t_min == -1)
+    $t_min = $vals["date"];
+  $t_max = $vals["date"];
+  foreach ($vals as $column => $val)
+    if ($column != "date") {
+      $values[$column][$vals["date"]] = $val;
+      $val_max = max($val_max,$val);
+    }
+};
+$print_columns = array_keys($values);
+
+$max_len = 0;
+foreach ($print_columns as $column) {
+  $len = strlen($values[$column][$t_max])+1;
+  if ($len > $max_len)
+    $max_len = $len;
+}
+
+$width = 1600;
+$height = 600;
+$border = 5;
+$legend_line_length = 10;
+$legend_height = 4 * ImageFontHeight(5) + $legend_line_length;
+
+$im = @ImageCreate ($width + $legend_line_length + $max_len * ImageFontWidth(5), $height + $legend_height)
+      or die ("Cannot create new gd-image-stream");
+
+$background_color = ImageColorAllocate ($im, 255, 255, 255);
+$foreground_color = ImageColorAllocate ($im, 0, 0, 0);
+
+$colors['stable_packages_count'] = ImageColorAllocate ($im, 0, 0, 0);
+$colors['pending_tasks_count'] = ImageColorAllocate ($im, 0, 0, 128);
+$colors['pending_packages_count'] = ImageColorAllocate ($im, 0, 0, 255);
+$colors['staging_packages_count'] = ImageColorAllocate ($im, 0, 100, 0);
+$colors['testing_packages_count'] = ImageColorAllocate ($im, 0, 200, 0);
+$colors['tested_packages_count'] = ImageColorAllocate ($im, 100, 255, 0);
+$colors['broken_tasks_count'] = ImageColorAllocate ($im, 255, 0, 0);
+$colors['dependency_loops_count'] = ImageColorAllocate ($im, 128, 128, 0);
+$colors['dependency_looped_tasks_count'] = ImageColorAllocate ($im, 255, 128, 128);
+$colors['locked_tasks_count'] = ImageColorAllocate ($im, 128, 128, 128);
+$colors['blocked_tasks_count'] = ImageColorAllocate ($im, 128, 0, 0);
+$colors['next_tasks_count'] = ImageColorAllocate ($im, 0, 255, 255);
+
+function scale($x, $x_min, $x_max, $scale, $log) {
+  if ($log) {
+    $x = log($x + 10);
+    $x_min = log($x_min + 10);
+    $x_max = log($x_max + 10);
+  };
+  if ($x_max == $x_min)
+    $frac = 0;
+  else
+    $frac = ($x - $x_min)/($x_max - $x_min);
+  if ($scale < 0)
+    return ($frac-1) * $scale;
+  else
+    return $frac * $scale;
+};
+
+function print_graph($data, $color) {
+  global $width, $height, $im, $t_min, $t_max, $val_max, $border, $legend_line_length;
+  ksort($data);
+  $last_t = -1;
+  $last_val = -1;
+  foreach ($data as $t => $val) {
+    if ($last_t != -1)
+      ImageLine(
+        $im,
+        scale($last_t,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
+        scale($last_val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
+        scale($t,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
+        scale($val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
+        $color
+      );
+    $last_t = $t;
+    $last_val = $val;
+  }
+  ImageString(
+    $im,
+    5,
+    $width+$legend_line_length,
+    scale($last_val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border - ImageFontHeight(5)/2,
+    " ".$data[$t_max],
+    $color
+  );
+};
+
+ImageRectangle($im, $legend_line_length, 0, $width-1+$legend_line_length, $height-1, $foreground_color);
+
+ImageString($im, 5, $legend_line_length, $height + 2*$legend_line_length + 2*ImageFontHeight(5), "( ".trim(shell_exec("uptime | sed 's|^.*\\s\\(load\\)|\\1|'"))." )", $foreground_color);
+
+$xpos = $legend_line_length;
+foreach ($print_columns as $column) {
+  print_graph($values[$column], $colors[$column]);
+  ImageString($im, 5, $xpos, $height + $legend_line_length + ImageFontHeight(5), substr($column,0,-strlen("_count")), $colors[$column]);
+  $xpos += (strlen($column) - strlen("_count") + 1.75) * ImageFontWidth(5);
+}
+
+ImageString($im, 5, $legend_line_length, $height + $legend_line_length, date('Y-m-d H:i', $t_min), $foreground_color);
+$s = date('Y-m-d H:i', $t_max);
+ImageString($im, 5, $width+$legend_line_length - strlen($s)*ImageFontWidth(5), $height + $legend_line_length, $s, $foreground_color);
+
+for ($t=ceil($t_min/24/60/60); $t<=floor($t_max/24/60/60); $t++)
+  ImageLine(
+    $im,
+    scale($t*24*60*60,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
+    $height,
+    scale($t*24*60*60,$t_min,$t_max,$width-2*$border,false)+$border+$legend_line_length,
+    $height+$legend_line_length,
+    $foreground_color
+  );
+
+for ($val=0; $val<=$val_max;) {
+  ImageLine(
+    $im,
+    0,
+    scale($val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
+    $legend_line_length,
+    scale($val,0,$val_max,-$height+2*$border,isset($_GET["log"]))+$border,
+    $foreground_color
+  );
+  if (! isset($_GET["log"]))
+    $val+=pow(10,round(log($val_max)/log(10))-1);
+  elseif ($val==0)
+    $val++;
+  else
+    $val=$val*10;
+}
+
+// ImageString ($im, 1, 5, 5, "Test-String ".rand(), $foreground_color);
+
+header ("Content-type: image/png");
+
+ImagePNG ($im);
+
+?>