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@ -6,13 +6,29 @@ set -e |
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set -f |
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set -f |
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set -u |
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set -u |
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# mktemp(1) does not respect umask |
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# https://bugzilla.altlinux.org/show_bug.cgi?id=42550 |
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# $1: directory in which file will be created |
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# Returns path to file without creating it |
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# (theoretically vulnerabile to races) |
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_mktemp(){ |
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local rand |
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while true |
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do |
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rand="$(head -c 55 /dev/urandom | base64 | grep -o '[[:alnum:]]' | head -c 20 | tr -d '\n')" |
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if ! test -f "$1"/"$rand" ; then |
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echo "$1"/"$rand" |
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break |
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fi |
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done |
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} |
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# $1: directory |
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_main_trigger_connect(){ |
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_main_trigger_connect(){ |
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local tmp |
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echo "$REMOTE_ADDR" > "$(_mktemp "$dir")" |
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tmp="$(umask 0022 && mktemp --tmpdir="$dir" connect.XXXXX)" |
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test -f "$tmp" |
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echo "$REMOTE_ADDR" > "$tmp" |
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} |
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} |
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# $1: HTTP_STATUS_CODE |
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# $1: HTTP_STATUS_CODE |
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# $2: HTTP_STATUS_DESCRIPTION |
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# $2: HTTP_STATUS_DESCRIPTION |
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# $3: text of responce |
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# $3: text of responce |
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@ -29,6 +45,6 @@ _response_text(){ |
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if [ "${SOURCED:-0}" != 1 ]; then |
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if [ "${SOURCED:-0}" != 1 ]; then |
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readonly dir='/var/spool/doskast' |
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readonly dir='/var/spool/doskast' |
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_main_trigger_connect "$@" |
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_main_trigger_connect "$dir" |
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_response_text 200 OK OK |
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_response_text 200 OK OK |
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fi |
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fi |
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