blob: 4e692e98eb37c5909171e22d6c6b05036f6903f0 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
|
#!/bin/bash
# Syncs Arch repos based on info contained in repo.db files
# License: GPLv3
# Principles
# * Get repo.db from an Arch-like repo
# * Generate a list of available packages
# * Create sync whitelist (based on package blacklist)
# * Get packages
# * Check package signatures
# * Check database signatures
# * Sync repo => repo
# TODO
# * make a tarball of files used for forensics
# Run as `V=true db-sync` to get verbose output
VERBOSE=${V}
${VERBOSE} && extra="-v"
WORKDIR=$(mktemp -dt "${0##*/}.XXXXXXXXXX")
trap "rm -rf -- $(printf '%q' "${WORKDIR}")" EXIT
# Returns contents of a repo
get_repos() {
# Exclude everything but db files
rsync ${extra} --no-motd -mrtlH --no-p --include="*/" \
--include="*.db" \
--include="*${DBEXT}" \
--include="*.files" \
--include="*${FILESEXT}" \
--exclude="*" \
--delete-after \
rsync://${mirror}/${mirrorpath}/ "$WORKDIR"
}
get_repo_content() {
# Return all contents
bsdtar tf ${1} | \
cut -d "/" -f 1 | \
sort -u
}
# Prints blacklisted packages
get_blacklist() {
cut -d ':' -f 1 "${BLACKLIST_FILE}"
}
# repo
# arch
get_repo_file() {
echo "${WORKDIR}/${1}/os/${2}/${1}"
}
# Process the databases and get the libre packages
init() {
# Get the blacklisted packages
blacklist=($(get_blacklist))
# Store all the whitelist files
whitelists=()
msg "%d packages in blacklist" ${#blacklist[@]}
test ${#blacklist[@]} -eq 0 && fatal_error "Empty blacklist"
# Sync the repos databases
get_repos
# Traverse all repo-arch pairs
for _repo in ${ARCHREPOS[@]}; do
for _arch in ${ARCHARCHES[@]}; do
msg "Processing ${_repo}-${_arch}"
db_file=$(get_repo_file ${_repo} ${_arch})${DBEXT}
files_file=$(get_repo_file ${_repo} ${_arch})${FILESEXT}
if [ ! -f "${db_file}" ]; then
warning "%s doesn't exist, skipping this repo-arch" "${db_file}"
continue
fi
if [ ! -f "${files_file}" ]; then
warning "%s doesn't exist, skipping this repo-arch" "${files_file}"
continue
fi
# Remove blacklisted packages and count them
# TODO capture all removed packages for printing on debug mode
msg2 "Removing blacklisted packages from %s database..." .db
LC_ALL=C repo-remove "${db_file}" "${blacklist[@]}" \
|& sed -n 's/-> Removing/ &/p'
msg2 "Removing blacklisted packages from %s database..." .files
LC_ALL=C repo-remove "${files_file}" "${blacklist[@]}" \
|& sed -n 's/-> Removing/ &/p'
# Get db contents
db=($(get_repo_content ${db_file}))
msg2 "Process clean db for syncing..."
# Create a whitelist, add * wildcard to end
# TODO due to lack of -arch suffix, the pool sync retrieves every arch even if
# we aren't syncing them
# IMPORTANT: the . in the sed command is needed because an empty
# whitelist would consist of a single * allowing any package to
# pass through
printf '%s\n' "${db[@]}" | sed "s|.$|&*|g" > /tmp/${_repo}-${_arch}.whitelist
msg2 "$(wc -l /tmp/${_repo}-${_arch}.whitelist | cut -d' ' -f1) packages in whitelist"
# Sync excluding everything but whitelist
# We delete here for cleanup
rsync ${extra} --no-motd -rtlH \
--delete-after \
--delete-excluded \
--delay-updates \
--include-from=/tmp/${_repo}-${_arch}.whitelist \
--exclude="*" \
rsync://${mirror}/${mirrorpath}/${_repo}/os/${_arch}/ \
${FTP_BASE}/${_repo}/os/${_arch}/
# Add a new whitelist
whitelists+=(/tmp/${_repo}-${_arch}.whitelist)
msg "Putting databases back in place"
rsync ${extra} --no-motd -rtlH \
--delay-updates \
--safe-links \
${WORKDIR}/${_repo}/os/${_arch}/ \
${FTP_BASE}/${_repo}/os/${_arch}/
# Cleanup
unset db
done
done
msg "Syncing package pool"
# Concatenate all whitelists, check for single *s just in case
cat ${whitelists[@]} | grep -v "^\*$" | sort -u > /tmp/any.whitelist
msg2 "Retrieving $(wc -l /tmp/any.whitelist | cut -d' ' -f1) packages from pool"
# Sync
# *Don't delete-after*, this is the job of cleanup scripts. It will remove our
# packages too
local pkgpool
for pkgpool in ${ARCHPKGPOOLS[@]}; do
rsync ${extra} --no-motd -rtlH \
--delay-updates \
--safe-links \
--include-from=/tmp/any.whitelist \
--exclude="*" \
rsync://${mirror}/${mirrorpath}/${pkgpool}/ \
${FTP_BASE}/${pkgpool}/
done
# Sync sources
msg "Syncing source pool"
#sed "s|\.pkg\.tar\.|.src.tar.|" /tmp/any.whitelist > /tmp/any-src.whitelist
#msg2 "Retrieving %d sources from pool" $(wc -l < /tmp/any-src.whitelist)
# Sync
# *Don't delete-after*, this is the job of cleanup scripts. It will remove our
# packages too
local srcpool
for srcpool in ${ARCHSRCPOOLS[@]}; do
rsync ${extra} --no-motd -rtlH \
--delay-updates \
--safe-links \
--include-from=/tmp/any.whitelist \
--exclude="*" \
rsync://${mirror}/${mirrorpath}/${srcpool}/ \
${FTP_BASE}/${srcpool}/
done
# Cleanup
unset blacklist whitelists _arch _repo repo_file
}
trap_exit() {
local signal=$1; shift
echo
error "$@"
trap -- "$signal"
kill "-$signal" "$$"
}
source "$(dirname "$(readlink -e "$0")")/config"
source "$(dirname "$(readlink -e "$0")")/local_config"
source "$(dirname "$(readlink -e "$0")")/libremessages"
# Check variables presence
for var in DBEXT FILESEXT mirror mirrorpath WORKDIR BLACKLIST_FILE FTP_BASE ARCHSRCPOOLS ARCHPKGPOOLS; do
test -z "${!var}" && fatal_error "Empty ${var}"
done
# From makepkg
set -E
for signal in TERM HUP QUIT; do
trap "trap_exit $signal '%s signal caught. Exiting...' $signal" $signal
done
trap 'trap_exit INT "Aborted by user! Exiting..."' INT
trap 'trap_exit USR1 "An unknown error has occurred. Exiting..."' ERR
init
|
