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代理增加随机用户名和密码，防止在多用户机器上被蹭流量 #491

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代理增加随机用户名和密码，防止在多用户机器上被蹭流量 #491

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0bacc0e
feature: generate random username and password when 'clashon'
fluxmx Feb 18, 2026
8868ff8
Merge branch 'nelvko:master' into master
fluxmx Mar 5, 2026
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35 changes: 34 additions & 1 deletion scripts/cmd/clashctl.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -69,6 +69,14 @@ _detect_proxy_port() {

function clashon() {
_detect_proxy_port

# 动态生成随机用户名和密码
local auth_user="user_$(_get_random_val)"
local auth_pass="$(_get_random_val)$(_get_random_val)"
"$BIN_YQ" -i "._custom.proxy-auth.user = \"$auth_user\"" "$CLASH_CONFIG_MIXIN"
"$BIN_YQ" -i "._custom.proxy-auth.pass = \"$auth_pass\"" "$CLASH_CONFIG_MIXIN"
_merge_config

clashstatus >&/dev/null || placeholder_start
clashstatus >&/dev/null || {
_failcat '启动失败: 执行 clashlog 查看日志'
Expand Down Expand Up @@ -99,6 +107,9 @@ function clashoff() {
return 1
}
}
# 关闭时清除鉴权信息
"$BIN_YQ" -i 'del(._custom.proxy-auth)' "$CLASH_CONFIG_MIXIN"
_merge_config
_unset_system_proxy
_okcat '已关闭代理环境'
}
Expand Down Expand Up @@ -188,6 +199,14 @@ function clashui() {

_merge_config() {
cat "$CLASH_CONFIG_RUNTIME" >"$CLASH_CONFIG_TEMP" 2>/dev/null

# 动态注入鉴权信息
local auth_user auth_pass
auth_user=$("$BIN_YQ" '._custom.proxy-auth.user // ""' "$CLASH_CONFIG_MIXIN")
auth_pass=$("$BIN_YQ" '._custom.proxy-auth.pass // ""' "$CLASH_CONFIG_MIXIN")
local auth_str=""
[ -n "$auth_user" ] && [ -n "$auth_pass" ] && auth_str="\"$auth_user:$auth_pass\""
export AUTH_STR_ENV="$auth_str"
# shellcheck disable=SC2016
"$BIN_YQ" eval-all '
########################################
Expand All @@ -202,7 +221,12 @@ _merge_config() {
$mixin |= del(._custom) |
(($config // {}) * $mixin) as $runtime |
$runtime |


########################################
# Inject Auth #
########################################
.authentication = [ strenv(AUTH_STR_ENV) ] |

########################################
# Rules #
########################################
Expand Down Expand Up @@ -595,6 +619,15 @@ _sub_use() {
profile_path=$(_get_path_by_id "$id") || _error_quit "订阅 id 不存在，请检查"
url=$(_get_url_by_id "$id")
cat "$profile_path" >"$CLASH_CONFIG_BASE"

# 切换订阅时，如果当前正在运行，则重新生成鉴权信息
clashstatus >&/dev/null && {
local auth_user="user_$(_get_random_val)"
local auth_pass="$(_get_random_val)$(_get_random_val)"
"$BIN_YQ" -i "._custom.proxy-auth.user = \"$auth_user\"" "$CLASH_CONFIG_MIXIN"
"$BIN_YQ" -i "._custom.proxy-auth.pass = \"$auth_pass\"" "$CLASH_CONFIG_MIXIN"
}

_merge_config_restart
"$BIN_YQ" -i ".use = $id" "$CLASH_PROFILES_META"
_logging_sub "🔥 订阅已切换为：[$id] $url"
Expand Down
4 changes: 4 additions & 0 deletions scripts/cmd/common.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,10 @@ CLASH_PROFILES_DIR="${CLASH_RESOURCES_DIR}/profiles"
CLASH_PROFILES_META="${CLASH_RESOURCES_DIR}/profiles.yaml"
CLASH_PROFILES_LOG="${CLASH_RESOURCES_DIR}/profiles.log"

_get_random_val() {
cat /dev/urandom | tr -dc 'a-zA-Z0-9' | head -c 6
}

_is_port_used() {
local port=$1
{ ss -tunl 2>/dev/null || netstat -tunl; } | grep -qs ":${port}\b"
Expand Down