80 lines
2.2 KiB
Bash
Executable File
80 lines
2.2 KiB
Bash
Executable File
#!/usr/bin/env bash
|
||
set -euo pipefail
|
||
|
||
LOG_PREFIX="[AGENT-ENTRYPOINT]"
|
||
DNS_SCRIPT="/private/argus/etc/update-dns.sh"
|
||
DNS_CONF="/private/argus/etc/dns.conf"
|
||
TARGET_DOMAIN="master.argus.com"
|
||
AGENT_UID="${ARGUS_BUILD_UID:-2133}"
|
||
AGENT_GID="${ARGUS_BUILD_GID:-2015}"
|
||
AGENT_HOSTNAME="${HOSTNAME:-unknown}"
|
||
AGENT_DATA_DIR="/private/argus/agent/${AGENT_HOSTNAME}"
|
||
AGENT_HEALTH_DIR="${AGENT_DATA_DIR}/health"
|
||
RUNTIME_GROUP="argusagent"
|
||
RUNTIME_USER="argusagent"
|
||
|
||
log() {
|
||
echo "${LOG_PREFIX} $*"
|
||
}
|
||
|
||
mkdir -p "$AGENT_DATA_DIR" "$AGENT_HEALTH_DIR"
|
||
chown -R "$AGENT_UID:$AGENT_GID" "$AGENT_DATA_DIR" "$AGENT_HEALTH_DIR" 2>/dev/null || true
|
||
chown -R "$AGENT_UID:$AGENT_GID" "/private/argus/etc" 2>/dev/null || true
|
||
|
||
if ! getent group "$AGENT_GID" >/dev/null 2>&1; then
|
||
groupadd -g "$AGENT_GID" "$RUNTIME_GROUP"
|
||
else
|
||
RUNTIME_GROUP="$(getent group "$AGENT_GID" | cut -d: -f1)"
|
||
fi
|
||
|
||
if ! getent passwd "$AGENT_UID" >/dev/null 2>&1; then
|
||
useradd -u "$AGENT_UID" -g "$AGENT_GID" -M -s /bin/bash "$RUNTIME_USER"
|
||
else
|
||
RUNTIME_USER="$(getent passwd "$AGENT_UID" | cut -d: -f1)"
|
||
fi
|
||
|
||
log "运行用户: $RUNTIME_USER ($AGENT_UID:$AGENT_GID)"
|
||
|
||
# 中文提示：等待 bind 下发的 update-dns.sh 脚本
|
||
for _ in {1..30}; do
|
||
if [[ -x "$DNS_SCRIPT" ]]; then
|
||
break
|
||
fi
|
||
log "等待 update-dns.sh 准备就绪..."
|
||
sleep 1
|
||
done
|
||
|
||
if [[ -x "$DNS_SCRIPT" ]]; then
|
||
log "执行 update-dns.sh 更新容器 DNS"
|
||
while true; do
|
||
if "$DNS_SCRIPT"; then
|
||
log "update-dns.sh 执行成功"
|
||
break
|
||
fi
|
||
log "update-dns.sh 执行失败，3 秒后重试"
|
||
sleep 3
|
||
done
|
||
else
|
||
log "未获取到 update-dns.sh，使用镜像默认 DNS"
|
||
fi
|
||
|
||
# 中文提示：记录当前 dns.conf 内容，便于排查
|
||
if [[ -f "$DNS_CONF" ]]; then
|
||
log "dns.conf 内容: $(tr '\n' ' ' < "$DNS_CONF")"
|
||
else
|
||
log "dns.conf 暂未生成"
|
||
fi
|
||
|
||
# 中文提示：尝试解析 master 域名，失败不阻塞但会打日志
|
||
for _ in {1..30}; do
|
||
if getent hosts "$TARGET_DOMAIN" >/dev/null 2>&1; then
|
||
MASTER_IP=$(getent hosts "$TARGET_DOMAIN" | awk '{print $1}' | head -n 1)
|
||
log "master.argus.com 解析成功: $MASTER_IP"
|
||
break
|
||
fi
|
||
sleep 1
|
||
done
|
||
|
||
log "启动 argus-agent"
|
||
exec su -s /bin/bash -c /usr/local/bin/argus-agent "$RUNTIME_USER"
|