1#!/bin/sh
2
3# This script checks the git log for URLs to the QEMU launchpad bugtracker
4# and optionally checks whether the corresponding bugs are not closed yet.
5
6show_help () {
7    echo "Usage:"
8    echo "  -s <commit>  : Start searching at this commit"
9    echo "  -e <commit>  : End searching at this commit"
10    echo "  -c           : Check if bugs are still open"
11    echo "  -b           : Open bugs in browser"
12}
13
14while getopts "s:e:cbh" opt; do
15   case "$opt" in
16    s)  start="$OPTARG" ;;
17    e)  end="$OPTARG" ;;
18    c)  check_if_open=1 ;;
19    b)  show_in_browser=1 ;;
20    h)  show_help ; exit 0 ;;
21    *)   echo "Use -h for help." ; exit 1 ;;
22   esac
23done
24
25if [ "x$start" = "x" ]; then
26    start=$(git tag -l 'v[0-9]*\.[0-9]*\.0' | tail -n 2 | head -n 1)
27fi
28if [ "x$end" = "x" ]; then
29    end=$(git tag -l  'v[0-9]*\.[0-9]*\.0' | tail -n 1)
30fi
31
32if [ "x$start" = "x" ] || [ "x$end" = "x" ]; then
33    echo "Could not determine start or end revision ... Please note that this"
34    echo "script must be run from a checked out git repository of QEMU."
35    exit 1
36fi
37
38echo "Searching git log for bugs in the range $start..$end"
39
40urlstr='https://bugs.launchpad.net/\(bugs\|qemu/+bug\)/'
41bug_urls=$(git log $start..$end \
42  | sed -n '\,'"$urlstr"', s,\(.*\)\('"$urlstr"'\)\([0-9]*\).*,\2\4,p' \
43  | sort -u)
44
45echo Found bug URLs:
46for i in $bug_urls ; do echo " $i" ; done
47
48if [ "x$check_if_open" = "x1" ]; then
49    echo
50    echo "Checking which ones are still open..."
51    for i in $bug_urls ; do
52        if ! curl -s -L "$i" | grep "value status" | grep -q "Fix Released" ; then
53            echo " $i"
54            final_bug_urls="$final_bug_urls $i"
55        fi
56    done
57else
58    final_bug_urls=$bug_urls
59fi
60
61if [ "x$final_bug_urls" = "x" ]; then
62    echo "No open bugs found."
63elif [ "x$show_in_browser" = "x1" ]; then
64    # Try to determine which browser we should use
65    if [ "x$BROWSER" != "x" ]; then
66        bugbrowser="$BROWSER"
67    elif command -v xdg-open >/dev/null 2>&1; then
68        bugbrowser=xdg-open
69    elif command -v gnome-open >/dev/null 2>&1; then
70        bugbrowser=gnome-open
71    elif [ "$(uname)" = "Darwin" ]; then
72        bugbrowser=open
73    elif command -v sensible-browser >/dev/null 2>&1; then
74        bugbrowser=sensible-browser
75    else
76        echo "Please set the BROWSER variable to the browser of your choice."
77        exit 1
78    fi
79    # Now show the bugs in the browser
80    first=1
81    for i in $final_bug_urls; do
82        "$bugbrowser" "$i"
83        if [ $first = 1 ]; then
84            # if it is the first entry, give the browser some time to start
85            # (to avoid messages like "Firefox is already running, but is
86            # not responding...")
87            sleep 4
88            first=0
89        fi
90    done
91fi
92