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author | Jonathan Bauer | 2016-12-23 13:12:09 +0100 |
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committer | Jonathan Bauer | 2016-12-23 13:12:09 +0100 |
commit | 6806ae4a850fc7785a8c05304237cf53b5b8f951 (patch) | |
tree | b1dd8413d6c7b9a250251da7f0d49bb52b4ddc57 /core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/20_get_creds.inc | |
parent | wrong kernel version variable used (diff) | |
download | mltk-6806ae4a850fc7785a8c05304237cf53b5b8f951.tar.gz mltk-6806ae4a850fc7785a8c05304237cf53b5b8f951.tar.xz mltk-6806ae4a850fc7785a8c05304237cf53b5b8f951.zip |
merge with latest dev version (tm-scripts commit f5a59daf8d70a9027118292cd40b18c221897408)
Diffstat (limited to 'core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/20_get_creds.inc')
-rw-r--r-- | core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/20_get_creds.inc | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/20_get_creds.inc b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/20_get_creds.inc new file mode 100644 index 00000000..c6f6ffcb --- /dev/null +++ b/core/modules/run-virt/data/opt/openslx/vmchooser/data/linux/includes/20_get_creds.inc @@ -0,0 +1,27 @@ +function get_creds() +{ + # udp-Socket erzeugen Kanal erzeugen:: + exec 13<>/dev/udp/"$NATADDR"/"$PORT" + + # temp. Datei - wer hat Angst vor Nullbytes? Ich! Ich! Ich! + head -n 1 "$CONFIGFILE" |cut -f3 -d$'\t' | while read -n 2 CODE; do [ -n "$CODE" ] && printf "\x$CODE"; done >"$KEYTEMP" + # Auf Socket fuer Grundsystem schreiben: + cat "$KEYTEMP" >&13 + + # Serverantwort pwdaemon in temp. Datei schreiben: + timeout 2s dd bs=$BYTES count=1 of="$RAWKEYTEMP" <&13 2>/dev/null + + # Kanal zu Socket schließen: + exec 13<&- + exec 13>&- + + # Wieviele Zeichen (Bytes 1 und 2 der Paketnutzlast)? + ANZAHL=$((16#$(dd if=$RAWKEYTEMP bs=1 count=2 2>/dev/null|hexdump -e '1/1 "%02x"'))) + + # Und raus-xor-en: + PW=$( xor $(dd if="$RAWKEYTEMP" bs=1 skip=2 2>/dev/null|hexdump -e '1/1 "%02x"') \ + $(head -n 1 "$CONFIGFILE" | cut -f 4 -d$'\t') | sed 's/../\\x&/g') + + PW=$(echo -e "$PW") # \x...-Ausdrücke zu ASCII + PW="${PW:0:${ANZAHL}}" # ...und Rest nach ANZAHL abhacken. +} |