(temp commit, syncing up)

2025-09-24 13:25:01 +00:00 · 2012-03-20 11:21:16 -03:00
parent 3cfb1c0af7
commit 31afeb73b5
14 changed files with 3624 additions and 852 deletions
--- a/lib/bash/report_formatting.sh
+++ b/lib/bash/report_formatting.sh
@@ -0,0 +1,113 @@
+# This program is copyright 2011 Percona Inc.
+# Feedback and improvements are welcome.
+#
+# THIS PROGRAM IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED
+# WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
+# MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+#
+# This program is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free Software
+# Foundation, version 2; OR the Perl Artistic License.  On UNIX and similar
+# systems, you can issue `man perlgpl' or `man perlartistic' to read these
+# licenses.
+#
+# You should have received a copy of the GNU General Public License along with
+# this program; if not, write to the Free Software Foundation, Inc., 59 Temple
+# Place, Suite 330, Boston, MA  02111-1307  USA.
+# ###########################################################################
+# report_formatting package
+# ###########################################################################
+
+# Package: report_formatting
+# Common report formatting functions for the summary tools.
+
+set -u
+
+POSIXLY_CORRECT=1
+export POSIXLY_CORRECT
+
+fuzzy_formula='
+   rounded = 0;
+   if (fuzzy_var <= 10 ) {
+      rounded   = 1;
+   }
+   factor = 1;
+   while ( rounded == 0 ) {
+      if ( fuzzy_var <= 50 * factor ) {
+         fuzzy_var = sprintf("%.0f", fuzzy_var / (5 * factor)) * 5 * factor;
+         rounded   = 1;
+      }
+      else if ( fuzzy_var <= 100  * factor) {
+         fuzzy_var = sprintf("%.0f", fuzzy_var / (10 * factor)) * 10 * factor;
+         rounded   = 1;
+      }
+      else if ( fuzzy_var <= 250  * factor) {
+         fuzzy_var = sprintf("%.0f", fuzzy_var / (25 * factor)) * 25 * factor;
+         rounded   = 1;
+      }
+      factor = factor * 10;
+   }'
+
+# Does fuzzy rounding: rounds to nearest interval, but the interval gets larger
+# as the number gets larger.  This is to make things easier to diff.
+fuzz () {
+   _d "fuzz: $1"
+   echo $1 | awk "{fuzzy_var=\$1; ${fuzzy_formula} print fuzzy_var;}"
+}
+
+# Fuzzy computes the percent that $1 is of $2
+fuzzy_pct () {
+   local pct="$(echo $1 $2 | awk '{ if ($2 > 0) { printf "%d", $1/$2*100; } else {print 0} }')";
+   echo "$(fuzz "${pct}")%"
+}
+
+# Prints a section header. All spaces in the string passed in are replaced
+# with #'s and all underscores with spaces.
+section () {
+   local str="$1"
+   local line="$(printf '#_%-60s' "${str}_" | sed -e 's/[[:space:]]/#/g' -e 's/_/ /g')"
+   printf "%s\n" "${line}"
+}
+
+NAME_VAL_LEN=12
+name_val () {
+   # We use $NAME_VAL_LEN here because the two summary tools, as well as
+   # the tests, use diffent widths.
+   printf "%+*s | %s\n" "${NAME_VAL_LEN}" "$1" "$2"
+}
+
+# Sub: shorten
+#   Shorten a value in bytes to another representation.
+# 
+shorten() {
+   local num="$1"
+   local prec="${2:-2}"
+   local div="${3:-1024}"
+
+   echo "$num" | awk -v prec="$prec" -v div="$div" '
+   {
+      size = 4;
+      val  = $1;
+
+      unit = val >= 1099511627776 ? "T" : val >= 1073741824 ? "G" : val >= 1048576 ? "M" : val >= 1024 ? "k" : "";
+
+      while ( int(val) && !(val % 1024) ) {
+         val /= 1024;
+      }
+
+      while ( val > 1000 ) {
+         val /= div;
+      }
+
+      printf "%.*f%s", prec, val, unit;
+   }
+   '
+}
+
+group_concat () {
+   sed -e '{H; $!d;}' -e 'x' -e 's/\n[[:space:]]*\([[:digit:]]*\)[[:space:]]*/, \1x/g' -e 's/[[:space:]][[:space:]]*/ /g' -e 's/, //' "${1}"
+}
+
+# ###########################################################################
+# End report_formatting package
+# ###########################################################################