riot: support jump servers, sep by commas

This commit is contained in:
xiongdian.me 2023-05-24 13:59:57 +08:00
parent b33604ac14
commit 3c10ebfaeb

View File

@ -5,66 +5,106 @@ source "$THIS_DIR/../tools/common.sh"
RIOT_TRUST_CLIENT=${RIOT_TRUST_CLIENT:-${DFS_TRUST:-0}}
RIOT_TRUST_SERVER=${RIOT_TRUST_SERVER:-0}
# get target settings
# provides:
SERVER=""
PORT="" # optional
USERNAME="" # optional
SSH_OPTIONS=""
if [[ "$RIOT_TRUST_CLIENT" == "1" ]]; then
SSH_OPTIONS='-o ControlMaster=auto -o ControlPath=/tmp/sshcm-%C -o PermitLocalCommand=yes'
fi
get_server_meta()
{
local trust_server="$RIOT_TRUST_SERVER"
local arg="$1"
# overwrite
if [[ "$arg" == *@* ]]; then
USERNAME=${arg%%@*}
arg=${arg#*@}
# get single server setting
# may be called more than once
get_server_meta() {
# returns:
RET_HOSTNAME=""
RET_TRUST_SERVER=0
RET_PORT="" # optional
RET_USERNAME="" # optional
RET_JUMP_SERVER="" # optional
# body
local remote="$1"
# if in the form user@...
if [[ "$remote" == *@* ]]; then
RET_USERNAME=${remote%%@*}
remote=${remote#*@}
fi
if [[ "$arg" == *:* ]]; then
PORT=${arg##*:}
arg=${arg%:*}
# if in the form ...:22
if [[ "$remote" == *:* ]]; then
RET_PORT=${remote##*:}
remote=${remote%:*}
fi
# presets
local domain=${arg##*.}
local host=${arg%.*}
# presets -- match domain
local domain=${remote##*.}
local host=${remote%.*}
# if ends with dot
if [[ -z "$domain" ]]; then
domain="ibd"
fi
# if there's no dot
if [[ "$host" == "$domain" ]]; then
domain="proxied"
domain="ibd"
fi
case $domain in
ibd|ebd )
SERVER=$host.$domain.ink
PORT=${PORT:-12022}
USERNAME=${USERNAME:-root}
trust_server=1
RET_HOSTNAME=$host.$domain.ink
RET_PORT=${RET_PORT:-12022}
RET_USERNAME=${RET_USERNAME:-root}
RET_TRUST_SERVER=1
;;
nasp )
SERVER=$host
PORT=${PORT:-12022}
USERNAME=${USERNAME:-dictxiong}
SSH_OPTIONS="$SSH_OPTIONS -o ProxyJump=ssh@nasp.ob.ac.cn:36022"
trust_server=1
RET_HOSTNAME=$host
RET_PORT=${RET_PORT:-12022}
RET_USERNAME=${RET_USERNAME:-dictxiong}
RET_JUMP_SERVER="ssh@nasp.ob.ac.cn:36022"
RET_TRUST_SERVER=1
;;
proxied )
SERVER=proxy.beardic.cn
RET_HOSTNAME=proxy.beardic.cn
local tmp=$(sha256sum <<< "$host" | tr -cd "[:digit:]")
tmp=${tmp:0:4}
PORT=$((10#$tmp+36000))
USERNAME=root
trust_server=1
RET_PORT=$((10#$tmp+36000))
RET_USERNAME=root
RET_TRUST_SERVER=1
;;
* )
fmt_warning "unknown domain: $domain. will try as server name"
SERVER="$arg"
fmt_warning "unknown domain: $domain. will try as host name"
RET_HOSTNAME="$remote"
esac
if [[ "$trust_server" == "1" ]]; then
}
# remote setting, including jump servers
# will be called only once
# provides:
SERVER=""
TRUST_SERVER=1
PORT="" # optional
USERNAME="" # optional
SSH_OPTIONS="" # optional
if [[ "$RIOT_TRUST_CLIENT" == "1" ]]; then
SSH_OPTIONS='-o ControlMaster=auto -o ControlPath=/tmp/sshcm-%C -o PermitLocalCommand=yes'
fi
parse_remote() {
local remote="$1"
local jump_servers=""
# loop for jump servers
while [[ -n $remote ]]; do
local server=${remote%%,*}
remote=${remote#*,}
get_server_meta "$server"
if [[ -n "$RET_JUMP_SERVER" ]]; then
jump_servers="$jump_servers${jump_servers:+,}$RET_JUMP_SERVER"
fi
# only if all servers are trusted
TRUST_SERVER=$((TRUST_SERVER*RET_TRUST_SERVER))
if [[ "$server" == "$remote" || -z "$remote" ]]; then
SERVER="$RET_HOSTNAME"
PORT="$RET_PORT"
USERNAME="$RET_USERNAME"
remote=""
else
jump_servers="$jump_servers${jump_servers:+,}$RET_USERNAME${RET_USERNAME:+@}$RET_HOSTNAME${RET_PORT:+:}$RET_PORT"
fi
done
# construct cmd
if [[ "$RIOT_TRUST_SERVER" == "1" || "$TRUST_SERVER" == "1" ]]; then
SSH_OPTIONS="$SSH_OPTIONS -o ForwardX11=yes -o ForwardAgent=yes"
fi
if [[ -n "$jump_servers" ]]; then
SSH_OPTIONS="$SSH_OPTIONS -o ProxyJump=$jump_servers"
fi
}
eval_or_echo() {
@ -96,10 +136,7 @@ run_ssh()
# sshl
run_sshl()
{
if [[ -z "$1" ]]; then
fmt_fatal "invalid remote address: $1"
fi
arg="$1"
local arg="$1"
if [[ "$arg" != *":"* ]]; then
# treat as a port number
arg=localhost:$arg
@ -148,13 +185,12 @@ print_help()
echo "available commands: ssh (default), sshl (ssh -L), zssh, sftp"
}
router()
{
router() {
if [[ -z "$1" || "$1" == "-h" || "$1" == "--help" ]]; then
print_help
exit
fi
get_server_meta "$1"
parse_remote "$1"
case $2 in
-h|--help)
print_help
@ -170,9 +206,12 @@ router()
run_ssh sftp
;;
sshl )
test -n "$3" || fmt_fatal "no target address provided"
run_sshl "$3"
;;
scp )
test -n "$3" || fmt_fatal "no source path specified"
test -n "$4" || fmt_fatal "no destination path specified"
run_scp "$3" "$4"
;;
* )