openEuler 23.09 技术白皮书 1. 执行 uprobe 系统调用，在待修改函数 func 处增加 uprobe 断点。 2. 注册 uprobe handler。 3. 进行运行到 func 时调用 uprobe handler。 4. 将 patch 映射到当前进程地址空间。 5. 进行安全检查并将 func 的第一条指令修改为 jump 指令，指向 patch 地址。 6 用户无感知的全 栈热修复能力。 new_func1 new_func2 hot-patch hot-patch ... func1 func2 elf ... uprobe handler kernel old_func1 old_func2 process ... jmp insn 1 2 3 4 5 6 热 补 丁 服 务 上层应用软件 upatch 全栈监控：提供面向应用的精细化监控能力，覆盖语言运行时 (JVM)、GLIBC、系统调用、内核 (TCP、I/O、调度等 ) 等跨软件栈观测能力，实时查看系统资源对应用的影响。 • 全链路监控：提供网络流拓扑 (TCP、RPC)、软件部署拓扑信息，基于这些信息构建系统 3D 拓扑，精准查看应用依赖 的资源范围，快速识别故障半径。 • GALA 因果型 AI：提供可视化根因推导能力，分钟级定界至资源节点。 K8S Control

SERVER: Apache/2.2.22 (Debian) [+] Interesting header: X-POWERED-BY: PHP/5.4.4-14+deb7u8 [+] XML-RPC Interface available under: http://192.168.41.130/xmlrpc.php [+] WordPress version 3.6.1 identified SERVER: Apache/2.2.22 (Debian) [+] Interesting header: X-POWERED-BY: PHP/5.4.4-14+deb7u8 [+] XML-RPC Interface available under: http://192.168.41.130/xmlrpc.php [+] WordPress version 3.6.1 identified SERVER: Apache/2.2.22 (Debian) [+] Interesting header: X-POWERED-BY: PHP/5.4.4-14+deb7u8 [+] XML-RPC Interface available under: http://192.168.41.130/xmlrpc.php [+] WordPress version 3.6.1 identified

allow the add machine script (and other admin functions) to work. This is achieved by executing: net rpc rights grant -U sysadmin "EXAMPLE\Domain Admins" SeMachineAccountPrivilege \ SePrintOperatorPrivilege • wwids_file • prkeys_file • log_checker_err • reservation_key • all_tg_pt • retain_attached_hw_handler • detect_prio • detect_checker • force_sync • strict_timing • deferred_remove • partition_delimiter 6. hardware_handler The hardware handler to use for this device type. The following hardware handler are implemented (all of these are hardware-dependent): 377 • 1 emc - Hardware handler for DGC class

Cloud City, which had been overtaken by empire forces. gRPC [https://grpc.io/] is a high-performance RPC framework built on top of the protobuf [https://developers.google.com/protocol-buffers/] serializa the protobuf parsing as well as advantages from leveraging HTTP 2 as a transport make it a popular RPC framework for those building new microservices from scratch. For those unfamiliar with the details DoorManager { // Get human readable name of door. rpc GetName(DoorRequest) returns (DoorNameReply) {} // Find the location of this door. rpc GetLocation (DoorRequest) returns (DoorLocationReply)

super-server • ”/etc/hosts.deny” and ”/etc/hosts.allow” for TCP wrapper, tcpd(8) • ”/etc/rpc.conf” for Sun RPC • ”/etc/at.allow” and ”/etc/at.deny” for atd(8) • ”/etc/cron.allow” and ”/etc/cron.deny” infrastructure See Section 3.5, Section 4.5.1, and Section 5.7. Tip Sun RPC services need to be active for NFS and other RPC based programs. Tip If you have problems with remote access in a recent Debian Categories=Network;WebBrowser; MimeType=text/html;text/xml;application/xhtml_xml;x-scheme-handler/http;x-scheme-handler/ ←� https; StartupWMClass=Chromium StartupNotify=true This is an oversimplified description

Cloud City, which had been overtaken by empire forces. gRPC [https://grpc.io/] is a high-performance RPC framework built on top of the protobuf [https://developers.google.com/protocol-buffers/] serializa the protobuf parsing as well as advantages from leveraging HTTP 2 as a transport make it a popular RPC framework for those building new microservices from scratch. For those unfamiliar with the details DoorManager { // Get human readable name of door. rpc GetName(DoorRequest) returns (DoorNameReply) {} // Find the location of this door. rpc GetLocation (DoorRequest) returns (DoorLocationReply)

Cloud City, which had been overtaken by empire forces. gRPC [https://grpc.io/] is a high-performance RPC framework built on top of the protobuf [https://developers.google.com/protocol-buffers/] serializa the protobuf parsing as well as advantages from leveraging HTTP 2 as a transport make it a popular RPC framework for those building new microservices from scratch. For those unfamiliar with the details DoorManager { // Get human readable name of door. rpc GetName(DoorRequest) returns (DoorNameReply) {} // Find the location of this door. rpc GetLocation (DoorRequest) returns (DoorLocationReply)

Cloud City, which had been overtaken by empire forces. gRPC [https://grpc.io/] is a high-performance RPC framework built on top of the protobuf [https://developers.google.com/protocol-buffers/] serializa the protobuf parsing as well as advantages from leveraging HTTP 2 as a transport make it a popular RPC framework for those building new microservices from scratch. For those unfamiliar with the details DoorManager { // Get human readable name of door. rpc GetName(DoorRequest) returns (DoorNameReply) {} // Find the location of this door. rpc GetLocation (DoorRequest) returns (DoorLocationReply)

0:* LISTEN 1300/master 7. tcp 0 0 0.0.0.0:35363 0.0.0.0:* LISTEN 1023/rpc.statd 8. tcp 0 0 :::111 :::* LISTEN 1005/rpcbind 9. tcp LISTEN 1300/master 11. tcp 0 0 :::36985 :::* LISTEN 1023/rpc.statd 12. udp 0 0 0.0.0.0:5353 0.0.0.0:* 1108/avahi-daemon: 13. udp Address State PID/Program name 5. tcp 0 0 0.0.0.0:34796 0.0.0.0:* LISTEN 987/rpc.statd 6. tcp 0 0 0.0.0.0:111 0.0.0.0:* LISTEN 969/rpcbind 7. tcp 0

Cloud City, which had been overtaken by empire forces. gRPC [h�ps://grpc.io/] is a high-performance RPC framework built on top of the protobuf [h�ps://developers.google.com/protocol-buffers/] serializa�on/deserializa�on the protobuf parsing as well as advantages from leveraging HTTP 2 as a transport make it a popular RPC framework for those building new microservices from scratch. For those unfamiliar with the details DoorManager { // Get human readable name of door. rpc GetName(DoorRequest) returns (DoorNameReply) {} // Find the location of this door. rpc GetLocation (DoorRequest) returns (DoorLocationReply)