脚本内容
#!/bin/bash
# 一键启动、停止、查看Hive的metastore和hiveserver2两个服务的脚本
function start_metastore {# 启动Hive metastore服务hive --service metastore >/dev/null 2>&1 &for i in {1..30}; doif is_metastore_running; thenecho "Hive metastore服务已经成功启动！"return 0elsesleep 1 # 等待1秒fidoneecho "Hive metastore服务启动失败，请查看日志！"return 1
}
function stop_metastore {# 停止Hive metastore服务ps -ef | grep hive.metastore | grep -v grep | awk '{print $2}' | xargs -r kill -9 >/dev/null 2>&1if is_metastore_running; thenecho "Hive metastore服务停止失败，请检查日志！"return 1elseecho "Hive metastore服务已经成功停止！"return 0fi
}
function start_hiveserver2 {# 启动HiveServer2服务hive --service hiveserver2 >/dev/null 2>&1 &for i in {1..30}; doif is_hiveserver2_running; thenecho "HiveServer2服务已经成功启动！"return 0elsesleep 1 # 等待1秒fidoneecho "HiveServer2服务启动失败，请查看日志！"return 1
}
function stop_hiveserver2 {# 停止HiveServer2服务ps -ef | grep hiveserver2 | grep -v grep | awk '{print $2}' | xargs -r kill -9 >/dev/null 2>&1if is_hiveserver2_running; thenecho "HiveServer2服务停止失败，请检查日志！"return 1elseecho "HiveServer2服务已经成功停止！"return 0fi
}
function is_metastore_running {# 检查Hive metastore服务是否在运行ps -ef | grep hive.metastore | grep -v grep >/dev/null 2>&1
}
function is_hiveserver2_running {# 检查HiveServer2服务是否在运行ps -ef | grep hiveserver2 | grep -v grep >/dev/null 2>&1
}
# 检查参数
if [ "$1" = "start" ]; thenif start_metastore && start_hiveserver2; thenexit 0elseexit 1fi
elif [ "$1" = "stop" ]; thenif stop_hiveserver2 && stop_metastore; thenexit 0elseexit 1fi
elif [ "$1" = "status" ]; thenif is_metastore_running; thenecho "Hive metastore服务正在运行！"elseecho "Hive metastore服务未运行！"fiif is_hiveserver2_running; thenecho "HiveServer2服务正在运行！"elseecho "HiveServer2服务未运行！"fi
elseecho "Usage: $0 [start|stop|status]"exit 1
fi
