tazpkg view modules/recharge @ rev 840

Add a bunch of modules with new-style support of 'root' (not all commands are modules yet); strip and compress resources.
author Aleksej Bobylev <al.bobylev@gmail.com>
date Fri Aug 28 16:10:34 2015 +0300 (2015-08-28)
parents 4fbdffec7f48
children 8a73a58ed3cb
line source
1 #!/bin/sh
2 # TazPkg - Tiny autonomous zone packages manager, hg.slitaz.org/tazpkg
3 # recharge - TazPkg module
4 # Recharge packages databases from a mirror
7 # Options:
8 # [main|<repository>] Repository name to recharge (all if empty)
10 # Environment variables:
11 # root Root of the packages DB
12 # UA User Agent string ("TazPkg-<version>")
15 # Connect function libraries
16 . /lib/libtaz.sh
18 # Get TazPkg working environment
19 . @@MODULES@@/getenv
24 # Functions
25 # ---------
27 # Download a file from specified mirror
29 get_from_mirror() {
30 case "$mirror" in
31 http://* | https://* | ftp://*)
32 busybox wget -c -q -T 30 -U "$UA" "$mirror$1" 2>/dev/null;;
33 *)
34 ln -sf "$mirror$1" .;;
35 esac
36 status
37 }
40 # When recharging errors occur
42 recharging_failed() {
43 # Restore database from bak files
44 action 'Restoring database files...'
45 [ -e 'ID' -a ! -e 'ID.bak' ] && rm ID
46 [ -e 'IDs' -a ! -e 'IDs.bak' ] && rm IDs
47 for file in $(ls "$1"/*.bak); do
48 mv -f "$file" "${file%.bak}"
49 done
50 status
52 footer "$(colorize 31 "$(_ 'Recharging failed')")"
53 }
58 REPO="$1"
60 # What to recharge: main, or all, or selected undigest
61 case "$REPO" in
62 main) repo_to_recharge="$PKGS_DB";;
63 '') repo_to_recharge="$PKGS_DB $PKGS_DB/undigest/*";;
64 *) repo_to_recharge="$PKGS_DB/undigest/$REPO"
65 if [ ! -d "$repo_to_recharge" ]; then
66 _ "Repository \"%s\" doesn't exist." "$repo_to_recharge" >&2
67 exit 1
68 fi
69 ;;
70 esac
72 for path in $repo_to_recharge; do
73 [ ! -f "$path/mirror" ] && continue # skip
74 cd "$path"
75 # Mirror URL will have a trailing slash
76 mirror=$(cat mirror); mirror="${mirror%/}/"
78 # Repository name
79 if [ "$path" == "$PKGS_DB" ]; then
80 repo_name='Main'
81 else
82 repo_name="$(_n 'Undigest %s' "$(basename "$path")")"
83 fi
85 title 'Recharging repository "%s"' "$repo_name"
87 # Don't let ID be a symlink when using local repository.
88 if [ -h ID ]; then mv -f ID ID.lnk; cat ID.lnk > ID; rm ID.lnk; fi
89 if [ -h IDs ]; then mv -f IDs IDs.lnk; cat IDs.lnk > IDs; rm IDs.lnk; fi
91 [ -f ID ] && mv ID ID.bak # Compatibility with "old" ID
92 [ -f IDs ] && mv IDs IDs.bak
93 action 'Checking...'
94 get_from_mirror IDs
96 [ -e 'IDs' ] && awk '{print $1}' IDs > ID # Compatibility with "old" ID
97 [ -e 'IDs' ] && _ 'Database timestamp: %s' "$(date -d "@$(awk '{print $2}' IDs)" "+%x %R")"
99 # Check if recharging is needed
100 if [ -f 'IDs' ] && [ -f 'packages.info' ] && [ -f 'files.list.lzma' ] && \
101 cmp -s IDs IDs.bak; then
102 footer "$(_ 'Repository "%s" is up to date.' "$repo_name")"
103 rm IDs.bak ID.bak
104 continue
105 fi
106 rm IDs.bak ID.bak 2>/dev/null
108 action 'Creating backup of the last packages list...'
109 for i in packages.desc packages.$SUM packages.txt packages.list \
110 packages.equiv files.list.lzma extra.list mirrors packages.info; do
111 [ -f "$i" ] && mv -f $i $i.bak 2>/dev/null
112 done
113 # Always "[ Done ]"
114 :; status
116 # Download and extract bundle: extra.list, mirrors, files-list.md5,
117 # packages.{info,desc,md5,txt,list,equiv}
118 bundle='bundle.tar.lzma'
119 action 'Getting "%s"...' "$bundle"
120 get_from_mirror "$bundle"
121 if [ -f "$bundle" ]; then
122 busybox tar -xaf "$bundle"; rm "$bundle"
123 else
124 recharging_failed "$path"; continue
125 fi
127 # Download files.list.lzma
128 files_local='files.list.lzma'; files_remote='files-list.lzma'
129 if [ -e "$files_local.bak" ]; then
130 md5sum "$files_local.bak" | awk '{printf $1}' > files-list.md5.bak
131 if cmp -s files-list.md5 files-list.md5.bak; then
132 mv "$files_local.bak" "$files_remote"
133 else
134 action 'Getting "%s"...' "$files_remote"
135 get_from_mirror "$files_remote"
136 fi
137 else
138 action 'Getting "%s"...' "$files_remote"
139 get_from_mirror "$files_remote"
140 fi
142 if [ ! -e "$files_remote" ]; then
143 recharging_failed "$path"; continue
144 fi
145 mv -f "$files_remote" "$files_local"
147 # Remove old database files (but packages.list.bak, extra.list.bak)
148 for i in packages.desc packages.$SUM packages.txt packages.equiv \
149 files.list.lzma mirrors packages.info files-list.md5; do
150 [ -f "$i.bak" ] && rm $i.bak 2>/dev/null
151 done
153 footer "$(_ 'Last database is ready to use.')"
155 # Check diff
156 if [ -f 'packages.list.bak' ]; then
157 diff -u packages.list.bak packages.list | grep ^+[a-z] > packages.diff
158 rm packages.list.bak
159 if [ -f 'extra.list.bak' ]; then
160 if [ -f 'extra.list' ]; then
161 awk -F'|' '{print $1 " (extra)"}' extra.list > extra.list1
162 awk -F'|' '{print $1 " (extra)"}' extra.list.bak > extra.list1.bak
163 diff -u extra.list1.bak extra.list1 | grep ^+[a-z] >> packages.diff
164 rm extra.list.bak extra.list1 extra.list1.bak
165 else
166 mv extra.list.bak extra.list
167 fi
168 fi
169 sed -i s/+// packages.diff
171 new_pkgs=$(wc -l < packages.diff)
172 if [ "$new_pkgs" -gt 0 ]; then
173 title 'Mirrored packages diff'
174 cat packages.diff
175 footer "$(emsg "$(_p \
176 '%s new package on the mirror.' \
177 '%s new packages on the mirror.' "$new_pkgs" \
178 "<c 32>$new_pkgs</c>")")"
179 fi
180 else
181 longline "$(_ "Note that next time you recharge the list, a list of \
182 differences will be displayed to show new and upgradeable packages.")"
183 fi
184 done
185 newline
187 # Close tazpkg-notify
188 echo "quit" > /tmp/tazpkg-notify.fifo