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riot: 'user@..' to overwrite username, '...:22' to overwrite port, treat the arg as server name if it doesn't match any preset, sshl can accept only a port number and default to use localhost

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xiongdian.me 2023-05-09 14:59:15 +08:00
parent d6d3167de3
commit 8eb2088331
1 changed files with 41 additions and 16 deletions
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53
scripts/riot
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@ -6,13 +6,24 @@ source "$THIS_DIR/../tools/common.sh"
# get target settings
# provides:
SERVER=""
PORT=""
SSH_USERNAME=""
SSH_OPTIONS=""
PORT="" # optional
USERNAME="" # optional
SSH_OPTIONS="" # optional
get_server_meta()
{
local domain=${1##*.}
local host=${1%.*}
arg="$1"
# overwrite
if [[ "$arg" == *@* ]]; then
USERNAME=${arg%%@*}
arg=${arg#*@}
fi
if [[ "$arg" == *:* ]]; then
PORT=${arg##*:}
arg=${arg%:*}
fi
# presets
local domain=${arg##*.}
local host=${arg%.*}
if [[ -z "$domain" ]]; then
domain="ibd"
fi
@ -22,13 +33,13 @@ get_server_meta()
case $domain in
ibd|ebd )
SERVER=$host.$domain.ink
PORT=12022
SSH_USERNAME=root
PORT=${PORT:-12022}
USERNAME=${USERNAME:-root}
;;
nasp )
SERVER=$host
PORT=12022
SSH_USERNAME=dictxiong
PORT=${PORT:-12022}
USERNAME=${USERNAME:-dictxiong}
SSH_OPTIONS='-o ProxyJump="ssh@nasp.ob.ac.cn:36022"'
;;
proxied )
@ -36,37 +47,51 @@ get_server_meta()
local tmp=$(sha256sum <<< "$host" | tr -cd "[:digit:]")
tmp=${tmp:0:4}
PORT=$((10#$tmp+36000))
SSH_USERNAME=root
USERNAME=root
;;
* )
fmt_fatal "unknown domain: $domain"
fmt_warning "unknown domain: $domain. will try as server name"
SERVER="$arg"
esac
}
# ssh
run_ssh()
{
CMD="ssh -p $PORT $SSH_OPTIONS $SSH_USERNAME@$SERVER"
CMD="ssh ${PORT:+-p} $PORT $SSH_OPTIONS $USERNAME${USERNAME:+@}$SERVER"
fmt_note "-->" $CMD
if [[ "$DFS_DRY_RUN" == "1" ]]; then
echo $CMD
else
eval $CMD
fi
}
# sshl
run_sshl()
{
if [[ -z "$1" || "$1" != *":"* ]]; then
if [[ -z "$1" ]]; then
fmt_fatal "invalid remote address: $1"
fi
arg="$1"
if [[ "$arg" != *":"* ]]; then
# treat as a port number
arg=localhost:$arg
fi
while
local port=$(shuf -n 1 -i 49152-65535)
netstat -atun | grep -q "$port"
do
continue
done
CMD="ssh -p $PORT $SSH_OPTIONS -NC -L $port:$1 $SSH_USERNAME@$SERVER"
CMD="ssh ${PORT:+-p} $PORT $SSH_OPTIONS -NC -L $port:$arg $USERNAME${USERNAME:+@}$SERVER"
fmt_note "-->" $CMD
fmt_note " > please access localhost:$port"
if [[ "$DFS_DRY_RUN" == "1" ]]; then
echo $CMD
else
eval $CMD
fi
}
# main