Last change
on this file since 3004 was 2725, checked in by Bruno Cornec, 13 years ago |
- Update mindi-busybox to 1.18.3 to avoid problems with the tar command which is now failing on recent versions with busybox 1.7.3
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-
Property svn:eol-style
set to
native
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File size:
1.6 KB
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1 | POST upload example:
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2 |
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3 | post_upload.htm
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4 | ===============
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5 | <html>
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6 | <body>
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7 | <form action=/cgi-bin/post_upload.cgi method=post enctype=multipart/form-data>
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8 | File to upload: <input type=file name=file1> <input type=submit>
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9 | </form>
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10 |
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11 |
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12 | post_upload.cgi
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13 | ===============
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14 | #!/bin/sh
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15 |
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16 | # POST upload format:
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17 | # -----------------------------29995809218093749221856446032^M
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18 | # Content-Disposition: form-data; name="file1"; filename="..."^M
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19 | # Content-Type: application/octet-stream^M
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20 | # ^M <--------- headers end with empty line
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21 | # file contents
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22 | # file contents
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23 | # file contents
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24 | # ^M <--------- extra empty line
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25 | # -----------------------------29995809218093749221856446032--^M
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26 |
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27 | file=/tmp/$$-$RANDOM
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28 |
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29 | CR=`printf '\r'`
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30 |
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31 | # CGI output must start with at least empty line (or headers)
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32 | printf '\r\n'
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33 |
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34 | IFS="$CR"
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35 | read -r delim_line
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36 | IFS=""
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37 |
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38 | while read -r line; do
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39 | test x"$line" = x"" && break
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40 | test x"$line" = x"$CR" && break
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41 | done
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42 |
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43 | cat >"$file"
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44 |
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45 | # We need to delete the tail of "\r\ndelim_line--\r\n"
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46 | tail_len=$((${#delim_line} + 6))
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47 |
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48 | # Get and check file size
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49 | filesize=`stat -c"%s" "$file"`
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50 | test "$filesize" -lt "$tail_len" && exit 1
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51 |
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52 | # Check that tail is correct
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53 | dd if="$file" skip=$((filesize - tail_len)) bs=1 count=1000 >"$file.tail" 2>/dev/null
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54 | printf "\r\n%s--\r\n" "$delim_line" >"$file.tail.expected"
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55 | if ! diff -q "$file.tail" "$file.tail.expected" >/dev/null; then
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56 | printf "<html>\n<body>\nMalformed file upload"
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57 | exit 1
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58 | fi
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59 | rm "$file.tail"
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60 | rm "$file.tail.expected"
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61 |
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62 | # Truncate the file
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63 | dd of="$file" seek=$((filesize - tail_len)) bs=1 count=0 >/dev/null 2>/dev/null
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64 |
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65 | printf "<html>\n<body>\nFile upload has been accepted"
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