2 ##############################################################################
3 # Copyright (c) 2015 Ericsson AB and others.
4 # stefan.k.berg@ericsson.com
5 # jonas.bjurel@ericsson.com
6 # All rights reserved. This program and the accompanying materials
7 # are made available under the terms of the Apache License, Version 2.0
8 # which accompanies this distribution, and is available at
9 # http://www.apache.org/licenses/LICENSE-2.0
10 ##############################################################################
14 if [ -d "$TMPDIR" ]; then
21 CACHETRANSPORT=${CACHETRANSPORT:-"curl --silent"}
22 CACHEMAXAGE=${CACHEMAXAGE:-$[14*24*3600]}
23 CACHEDEBUG=${CACHEDEBUG:-1}
26 if [ "$CACHEDEBUG" -eq 1 ]; then
36 # Get a SHA1 based on what's piped into the cache command
38 debugmsg "Generating sha1sum"
39 sha1sum | sed 's/ .*//'
46 debugmsg "SHA1 $1 already in cache, skipping storage"
48 debugmsg "Storing SHA1 $1 in cache"
49 ${CACHETRANSPORT} -T - ${CACHEBASE}/$1.blob
50 echo "Expires: $[`date +"%s"` + $CACHEMAXAGE]" | ${CACHETRANSPORT} -T - ${CACHEBASE}/$1.meta
59 ${CACHETRANSPORT} -o - ${CACHEBASE}/$1.blob 2>/dev/null
62 if [ $rc -eq 0 ]; then
63 echo "Got SHA1 $1 from cache" 2>/dev/null
65 echo "Tried to get SHA1 $1 from cache but failed" 2>/dev/null
75 ${CACHETRANSPORT} ${CACHEBASE}/$1.meta &>/dev/null
78 if [ $rc -eq 0 ]; then
79 debugmsg "Checking for SHA1 $1 in cache and found it, rc = $rc"
81 debugmsg "Checking for SHA1 $1 in cache and failed, rc = $rc"
87 # Verify that SHA1 seems to be a SHA1...
89 if [ $(echo $1 | wc -c) -ne 41 ]; then
96 # Figure out commit ID from URI and tag/branch/commit ID
98 if echo $2 | grep -q '^refs/changes/'; then
99 REF=`echo $2 | sed "s,refs\/changes\/\(.*\),\1,"`
104 echo "Repo is $1, ref is ${REF}" >&2
106 HEADMATCH=`git ls-remote $1 | grep "refs/heads/${REF}$" | awk '{ print $1 }'`
107 TAGMATCH=`git ls-remote $1 | grep "refs/tags/${REF}$" | awk '{ print $1 }'`
108 CHANGEMATCH=`git ls-remote $1 | grep "refs/changes/${REF}$" | awk '{ print $1 }'`
110 if [ -n "$HEADMATCH" ]; then
112 elif [ -n "$TAGMATCH" ]; then
114 elif [ -n "$CHANGEMATCH" ]; then
115 echo "Warning: ${REF} is a change!" >&2
116 TMPDIR=`mktemp -d /tmp/cacheXXXXX`
118 git clone $1 &>/dev/null || errorexit "Could not clone $1"
119 cd * || errorexit "Could not enter clone of $1"
120 git fetch $1 refs/changes/$REF &>/dev/null || errorexit "Could not fetch change"
121 git checkout FETCH_HEAD &>/dev/null || errorexit "Could not checkout FETCH_HEAD"
122 git show HEAD &>/dev/null || errorexit "Could not find commit $2"
123 git show HEAD | head -1 | awk '{ print $2 }'
125 TMPDIR=`mktemp -d /tmp/cacheXXXXX`
127 git clone $1 &>/dev/null || errorexit "Could not clone $1"
128 cd * || errorexit "Could not enter clone of $1"
129 git show $2 &>/dev/null || errorexit "Could not find commit $2"
130 git show $2 | head -1 | awk '{ print $2 }'
136 if [ -z "$CACHEBASE" ]; then
137 errorexit "CACHEBASE not set - exiting..."
142 if [ $# -ne 3 ]; then
143 errorexit "Arg 1 needs to be URI and arg 2 tag/branch/commit"
149 if [ $# -ne 1 ]; then
150 errorexit "No arguments can be given to getid!"
155 if [ $# -ne 2 ]; then
156 errorexit "Only one argument, the SHA1 sum, can be given to getid!"
158 if ! validSHA1 $2; then
159 errorexit "Invalid SHA1 format!"
167 errorexit "I only know about getcommitid, getid, check, get and put!"