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byhand-*: set -o pipefail
[dak.git] / scripts / debian / byhand-tag
1 #!/bin/bash
2
3 set -u
4 set -e
5 set -o pipefail
6
7 export SCRIPTVARS=/srv/ftp-master.debian.org/dak/config/debian/vars
8 . $SCRIPTVARS
9
10 # Tarball to read, compressed with gzip
11 INPUT="${1:?"Usage: $0 filename"}"
12
13 # Regular expression used to validate tag lines
14 CHECKRE='^([a-z0-9A-Z.+-]+[[:space:]]+Tag)?[[:space:]]+[A-Za-z0-9:. ,{}+-]+$'
15
16 # This must end with /
17 TARGET=/srv/ftp-master.debian.org/scripts/external-overrides/
18
19 # Read the main directory from the tarball
20 DIR="`tar ztf \"$INPUT\" | tail -n 1 | cut -d/ -f1`"
21
22 # Create temporary files where to store the validated data
23 umask 002
24 OUTMAIN="`mktemp \"$TARGET\"tag.new.XXXXXX`"
25 OUTCONTRIB="`mktemp \"$TARGET\"tag.contrib.new.XXXXXX`"
26 OUTNONFREE="`mktemp \"$TARGET\"tag.non-free.new.XXXXXX`"
27
28 # If we fail somewhere, cleanup the temporary files
29 cleanup() {
30         rm -f "$OUTMAIN"
31         rm -f "$OUTCONTRIB"
32         rm -f "$OUTNONFREE"
33 }
34 trap cleanup EXIT
35
36 # Extract the data into the temporary files
37 tar -O -zxf "$INPUT" "$DIR"/tag > "$OUTMAIN"
38 tar -O -zxf "$INPUT" "$DIR"/tag.contrib > "$OUTCONTRIB"
39 tar -O -zxf "$INPUT" "$DIR"/tag.non-free > "$OUTNONFREE"
40
41 # check temporary files for invalid contents
42 status=0
43 grep -vq -E "$CHECKRE" "$OUTMAIN" "$OUTCONTRIB" "$OUTNONFREE" || status=$?
44 # checking just $? != 0 is not enough. grep can return 2 on other errors.
45 if [ $status != 1 ]; then
46         echo "Aborting automatic import (invalid data found)." >&2
47         exit 1
48 fi
49
50 # Move the data to the final location
51 mv "$OUTMAIN"           "$TARGET"tag
52 mv "$OUTCONTRIB"        "$TARGET"tag.contrib
53 mv "$OUTNONFREE"        "$TARGET"tag.non-free
54
55 chmod 644 "$TARGET"tag "$TARGET"tag.contrib "$TARGET"tag.non-free
56
57 (cd "$TARGET" \
58   && dak external-overrides import unstable main Tag <tag \
59   && dak external-overrides import unstable contrib Tag <tag.contrib \
60   && dak external-overrides import unstable non-free Tag <tag.non-free)
61 dak external-overrides copy unstable testing
62
63 trap - EXIT
64
65 exit 0