setup-apkrepos.in 4.41 KB
Newer Older
1 2 3 4 5 6 7
#!/bin/sh

PROGRAM=setup-apkrepos
PREFIX=

. $PREFIX/lib/libalpine.sh

Matt Smith's avatar
Matt Smith committed
8

9 10 11 12 13
get_hostname_from_url() {
	local n=${1#*://}
	echo ${n%%/*}
}

Matt Smith's avatar
Matt Smith committed
14
prompt_setup_method() {
15 16 17 18 19
	echo "r) Add random from the above list"
	echo "f) Detect and add fastest mirror from above list"
	echo "e) Edit /etc/apk/repositores with text editor"
	echo ""
	echo -n "Enter mirror number (1-$mirror_count) or URL to add (or r/f/e/done) [$1]: "
Matt Smith's avatar
Matt Smith committed
20 21
}

22
add_random_mirror() {
Matt Smith's avatar
Matt Smith committed
23
	local i=0
24
	local random_mirror_index=$(( $RANDOM % $mirror_count ))
Matt Smith's avatar
Matt Smith committed
25 26 27 28 29 30
	
	echo -n "Picking random mirror... "
	for mirror in $MIRRORS; do
		if [ $i -eq $random_mirror_index ]; then
			break
		fi
31
		i=$(( $i + 1 ))
Matt Smith's avatar
Matt Smith committed
32
	done
33
	add_mirror $mirror
Matt Smith's avatar
Matt Smith committed
34 35
}

36
add_fastest_mirror() {
Matt Smith's avatar
Matt Smith committed
37 38 39 40 41 42 43 44 45 46
	local tmp_mirror_nslookup
	local tmp_mirror_time
	local tmp_mirror_time_failed
	local tmp_mirror_rtt
	local mirror_lowest_rtt
	local mirror_lowest_rtt_mirror

	echo -n "Finding fastest mirror... "
	mirror_lowest_rtt=-1
	for mirror in $MIRRORS; do
Jeff Bilyk's avatar
Jeff Bilyk committed
47 48 49 50 51 52 53 54 55
		tmp_mirror_time="`(time wget -qO - $mirror) 2>&1 || echo "E_MIRROR_FAILED"`"
		tmp_mirror_time_failed=`echo $tmp_mirror_time | grep "E_MIRROR_FAILED"`
		if [ ${#tmp_mirror_time_failed} -eq 0 ]; then
			tmp_mirror_rtt=`echo "$tmp_mirror_time" | grep -E "^real" | sed -r "s/^real[ 	]+[0-9]+m[ 	]+([0-9]+)\.([0-9]+)s$/\1\2/"`
			if [ $mirror_lowest_rtt -eq -1 ]; then
				mirror_lowest_rtt=$tmp_mirror_rtt
				mirror_lowest_rtt_mirror=$mirror
			else
				if [ $tmp_mirror_rtt -lt $mirror_lowest_rtt ]; then
56
					mirror_lowest_rtt=$tmp_mirror_rtt
Matt Smith's avatar
Matt Smith committed
57
					mirror_lowest_rtt_mirror=$mirror
58 59 60
				fi
			fi
		fi
Matt Smith's avatar
Matt Smith committed
61 62
	done
	mirror=$mirror_lowest_rtt_mirror
63
	add_mirror "$mirror"
Matt Smith's avatar
Matt Smith committed
64 65
}

66
# show mirrors and store how many in global mirror_count
67
show_mirror_list() {
68 69 70
	local mirror i=0
	mirror_count=0
	[ -z "$MIRRORS" ] && return
71
	echo ""
72
	echo "Available mirrors:"
73 74
	for mirror in $MIRRORS; do
		i=$(($i + 1))
75
		echo "$i) $(get_hostname_from_url $mirror)"
76
	done
77 78
	echo ""
	mirror_count=$i
79 80
}

81 82 83 84 85
add_from_list() {
	local mirror_index=$1
	if [ $mirror_index -lt 1 ] || [ $mirror_index -gt $mirror_count ]; then
		return 1
	fi
Matt Smith's avatar
Matt Smith committed
86
	set $MIRRORS
87
	eval "mirror=\$$mirror_index"
88
	add_mirror "$mirror"
Matt Smith's avatar
Matt Smith committed
89 90 91
}

get_alpine_release() {
92 93
	local version=$(cat /etc/alpine-release 2>/dev/null)
	case "$version" in
Matt Smith's avatar
Matt Smith committed
94
		*_git*) release="edge";;
95 96
		[0-9]*.[0-9]*.[0-9]*)
			# release in x.y.z format, cut last digit
97 98 99
			release=v${version%.[0-9]*};;
		*)	# fallback to edge
			release="edge";;
100
	esac
Matt Smith's avatar
Matt Smith committed
101
}
102

103 104
add_mirror() {
	local mirror="$1"
105 106
	echo "${mirror%/}/${release}/main" >> $APKREPOS_PATH
	echo "#${mirror%/}/${release}/testing" >> $APKREPOS_PATH
107 108 109
	echo "" >> $APKREPOS_PATH
	echo "Added mirror $(get_hostname_from_url $mirror)"
}
Matt Smith's avatar
Matt Smith committed
110

111 112 113
add_from_url() {
	echo "$1" >> $APKREPOS_PATH
	echo "" >> $APKREPOS_PATH
Matt Smith's avatar
Matt Smith committed
114 115
}

116 117 118 119 120 121
edit_repositories() {
	local md5=$(md5sum $APKREPOS_PATH)
	${EDITOR:-vi} "$APKREPOS_PATH"
	# return true if file changed
	test "$(md5sum $APKREPOS_PATH)" != "$md5"
}
Matt Smith's avatar
Matt Smith committed
122

123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144
usage() {
	cat <<__EOF__
usage: setup-apkrepos [-hr]

Setup apk repositories

options:
 -h  Show this help
 -r  Add a random mirror and do not prompt
__EOF__
	exit 1

}

while getopts "hr" opt; do
        case $opt in
                h) usage;;
                r) JUSTADDRANDOM=1;;
        esac
done


Matt Smith's avatar
Matt Smith committed
145
# main
146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167
# install alpine-mirrors if its not already there
to_uninstall=
if ! apk info -q -e alpine-mirrors; then
	apk add -q alpine-mirrors
	to_uninstall=alpine-mirrors
fi

MIRRORS_PATH=/usr/share/alpine-mirrors/MIRRORS.txt
if [ -z "$MIRRORS" ] && [ -r "$MIRRORS_PATH" ]; then
	MIRRORS=`cat $MIRRORS_PATH`
fi

RELEASES_PATH=/usr/share/alpine-mirrors/RELEASES.txt
if [ -z "$RELEASES" ] && [ -r "$RELEASES_PATH" ]; then
	RELEASES=`cat $RELEASES_PATH`
fi

APKREPOS_PATH=/etc/apk/repositories
if [ -r "$APKREPOS_PATH" ]; then
	APKREPOS=`cat "$APKREPOS_PATH"`
fi

168 169


170 171 172 173
get_alpine_release
default_answer=f
changed=
while true; do
174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190
	if [ -n "$JUSTADDRANDOM" ]; then
		show_mirror_list > /dev/null
		add_random_mirror && changed=1 && break
	else
		show_mirror_list
		prompt_setup_method $default_answer
	
		default_read answer $default_answer
		case "$answer" in
			"done") break;;
			[0-9]*) add_from_list $answer && changed=1;;
			/*|http://*|ftp://*|https://*) add_from_url "$answer" && changed=1;;
			r) add_random_mirror && changed=1;;
			f) add_fastest_mirror && changed=1;;
			e) edit_repositories && changed=1 && break;;
		esac
		if [ -n "$changed" ]; then
191
			break
192
		fi
193 194
	fi
done
Matt Smith's avatar
Matt Smith committed
195

196 197 198
if [ -n "$changed" ]; then
	echo -n "Updating repository indexes... "
	apk update -q && echo "done."
199
fi
200 201 202 203 204

# clean up
if [ -n "$to_uninstall" ]; then
	apk del -q alpine-mirrors
fi