• 持续集成失败：hudson.plugins.git.GitException: Failed to delete workspace

    持续集成环境(git + gitlab + jenkins + pipeline + maven + harbor + docker + k8s)之前都是ok的，突然就报错了：

    1. Cloning the remote Git repository
    2. Cloning repository git@192.168.117.180:qzcsbj/gift.git
    3. ERROR: Failed to clean the workspace
    4. jenkins.util.io.CompositeIOException: Unable to delete '/home/jenkins/agent/workspace/demo'. Tried 3 times (of a maximum of 3) waiting 0.1 sec between attempts. (Discarded 4 additional exceptions)
    5. 	at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:87)
    6. 	at hudson.Util.deleteContentsRecursive(Util.java:286)
    7. 	at hudson.Util.deleteContentsRecursive(Util.java:275)
    8. 	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$2.execute(CliGitAPIImpl.java:788)
    9. 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:158)
    10. 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:151)
    11. 	at hudson.remoting.UserRequest.perform(UserRequest.java:212)
    12. 	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
    13. 	at hudson.remoting.Request$2.run(Request.java:369)
    14. 	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
    15. 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    16. 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    17. 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    18. 	at hudson.remoting.Engine$1.lambda$newThread$0(Engine.java:93)
    19. 	at java.lang.Thread.run(Thread.java:748)
    20. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/classes: Operation not permitted
    21. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    22. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    23. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    24. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    25. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    26. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    27. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    28. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    29. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    30. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    31. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    32. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    33. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    34. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    35. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    36. 		... 14 more
    37. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/generated-sources/annotations: Operation not permitted
    38. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    39. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    40. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    41. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    42. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    43. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    44. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    45. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    46. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    47. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    48. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    49. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    50. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    51. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    52. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    53. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    54. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    55. 		... 14 more
    56. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/generated-sources: Operation not permitted
    57. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    58. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    59. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    60. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    61. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    62. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    63. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    64. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    65. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    66. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    67. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    68. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    69. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    70. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    71. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    72. 		... 14 more
    73. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst: Operation not permitted
    74. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    75. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    76. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    77. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    78. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    79. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    80. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    81. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    82. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    83. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    84. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    85. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    86. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    87. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    88. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    89. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    90. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    91. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    92. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    93. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    94. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    95. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    96. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    97. 		... 14 more
    98. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst: Operation not permitted
    99. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    100. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    101. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    102. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    103. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    104. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    105. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    106. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    107. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    108. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    109. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    110. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    111. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    112. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    113. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    114. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    115. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    116. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    117. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    118. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    119. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    120. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    121. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    122. 		... 14 more
    123. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile/default-compile: Operation not permitted
    124. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    125. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    126. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    127. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    128. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    129. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    130. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    131. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    132. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    133. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    134. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    135. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    136. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    137. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    138. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    139. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    140. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    141. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    142. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    143. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    144. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    145. 		... 14 more
    146. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile: Operation not permitted
    147. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    148. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    149. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    150. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    151. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    152. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    153. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    154. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    155. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    156. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    157. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    158. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    159. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    160. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    161. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    162. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    163. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    164. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    165. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    166. 		... 14 more
    167. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin: Operation not permitted
    168. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    169. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    170. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    171. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    172. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    173. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    174. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    175. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    176. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    177. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    178. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    179. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    180. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    181. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    182. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    183. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    184. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    185. 		... 14 more
    186. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status: Operation not permitted
    187. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    188. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    189. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    190. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    191. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    192. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    193. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    194. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    195. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    196. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    197. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    198. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    199. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    200. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    201. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    202. 		... 14 more
    203. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-archiver/pom.properties: Operation not permitted
    204. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    205. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    206. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    207. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    208. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    209. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    210. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    211. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    212. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    213. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    214. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    215. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    216. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    217. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    218. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    219. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    220. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    221. 		... 14 more
    222. ERROR: Error cloning remote repo 'origin'
    223. hudson.plugins.git.GitException: Failed to delete workspace
    224. 	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$2.execute(CliGitAPIImpl.java:791)
    225. 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:158)
    226. 	at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler$GitCommandMasterToSlaveCallable.call(RemoteGitImpl.java:151)
    227. 	at hudson.remoting.UserRequest.perform(UserRequest.java:212)
    228. 	at hudson.remoting.UserRequest.perform(UserRequest.java:54)
    229. 	at hudson.remoting.Request$2.run(Request.java:369)
    230. 	at hudson.remoting.InterceptingExecutorService$1.call(InterceptingExecutorService.java:72)
    231. 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
    232. 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    233. 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    234. 	at hudson.remoting.Engine$1.lambda$newThread$0(Engine.java:93)
    235. 	at java.lang.Thread.run(Thread.java:748)
    236. 	Suppressed: hudson.remoting.Channel$CallSiteStackTrace: Remote call to JNLP4-connect connection from 192.168.117.161/192.168.117.161:4754
    237. 		at hudson.remoting.Channel.attachCallSiteStackTrace(Channel.java:1784)
    238. 		at hudson.remoting.UserRequest$ExceptionResponse.retrieve(UserRequest.java:356)
    239. 		at hudson.remoting.Channel.call(Channel.java:1000)
    240. 		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.execute(RemoteGitImpl.java:143)
    241. 		at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    242. 		at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
    243. 		at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
    244. 		at java.base/java.lang.reflect.Method.invoke(Method.java:566)
    245. 		at org.jenkinsci.plugins.gitclient.RemoteGitImpl$CommandInvocationHandler.invoke(RemoteGitImpl.java:129)
    246. 		at com.sun.proxy.$Proxy103.execute(Unknown Source)
    247. 		at hudson.plugins.git.GitSCM.retrieveChanges(GitSCM.java:1226)
    248. 		at hudson.plugins.git.GitSCM.checkout(GitSCM.java:1308)
    249. 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep.checkout(SCMStep.java:129)
    250. 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:97)
    251. 		at org.jenkinsci.plugins.workflow.steps.scm.SCMStep$StepExecutionImpl.run(SCMStep.java:84)
    252. 		at org.jenkinsci.plugins.workflow.steps.SynchronousNonBlockingStepExecution.lambda$start$0(SynchronousNonBlockingStepExecution.java:47)
    253. 		at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
    254. 		at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
    255. 		at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    256. 		at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    257. 		at java.base/java.lang.Thread.run(Thread.java:829)
    258. Caused by: jenkins.util.io.CompositeIOException: Unable to delete '/home/jenkins/agent/workspace/demo'. Tried 3 times (of a maximum of 3) waiting 0.1 sec between attempts. (Discarded 4 additional exceptions)
    259. 	at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:87)
    260. 	at hudson.Util.deleteContentsRecursive(Util.java:286)
    261. 	at hudson.Util.deleteContentsRecursive(Util.java:275)
    262. 	at org.jenkinsci.plugins.gitclient.CliGitAPIImpl$2.execute(CliGitAPIImpl.java:788)
    263. 	... 11 more
    264. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/classes: Operation not permitted
    265. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    266. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    267. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    268. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    269. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    270. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    271. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    272. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    273. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    274. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    275. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    276. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    277. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    278. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    279. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    280. 		... 14 more
    281. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/generated-sources/annotations: Operation not permitted
    282. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    283. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    284. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    285. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    286. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    287. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    288. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    289. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    290. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    291. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    292. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    293. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    294. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    295. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    296. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    297. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    298. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    299. 		... 14 more
    300. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/generated-sources: Operation not permitted
    301. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    302. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    303. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    304. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    305. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    306. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    307. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    308. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    309. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    310. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    311. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    312. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    313. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    314. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    315. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    316. 		... 14 more
    317. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile/default-compile/createdFiles.lst: Operation not permitted
    318. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    319. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    320. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    321. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    322. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    323. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    324. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    325. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    326. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    327. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    328. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    329. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    330. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    331. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    332. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    333. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    334. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    335. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    336. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    337. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    338. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    339. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    340. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    341. 		... 14 more
    342. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile/default-compile/inputFiles.lst: Operation not permitted
    343. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    344. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    345. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    346. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    347. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    348. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    349. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    350. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    351. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    352. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    353. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    354. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    355. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    356. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    357. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    358. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    359. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    360. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    361. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    362. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    363. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    364. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    365. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    366. 		... 14 more
    367. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile/default-compile: Operation not permitted
    368. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    369. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    370. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    371. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    372. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    373. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    374. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    375. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    376. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    377. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    378. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    379. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    380. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    381. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    382. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    383. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    384. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    385. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    386. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    387. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    388. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    389. 		... 14 more
    390. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin/compile: Operation not permitted
    391. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    392. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    393. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    394. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    395. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    396. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    397. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    398. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    399. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    400. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    401. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    402. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    403. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    404. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    405. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    406. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    407. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    408. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    409. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    410. 		... 14 more
    411. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status/maven-compiler-plugin: Operation not permitted
    412. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    413. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    414. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    415. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    416. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    417. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    418. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    419. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    420. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    421. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    422. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    423. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    424. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    425. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    426. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    427. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    428. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    429. 		... 14 more
    430. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-status: Operation not permitted
    431. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    432. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    433. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    434. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    435. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    436. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    437. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    438. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    439. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    440. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    441. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    442. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    443. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    444. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    445. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    446. 		... 14 more
    447. 	Suppressed: java.nio.file.FileSystemException: /home/jenkins/agent/workspace/demo/target/maven-archiver/pom.properties: Operation not permitted
    448. 		at sun.nio.fs.UnixException.translateToIOException(UnixException.java:91)
    449. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:102)
    450. 		at sun.nio.fs.UnixException.rethrowAsIOException(UnixException.java:107)
    451. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setMode(UnixFileAttributeViews.java:238)
    452. 		at sun.nio.fs.UnixFileAttributeViews$Posix.setPermissions(UnixFileAttributeViews.java:260)
    453. 		at java.nio.file.Files.setPosixFilePermissions(Files.java:2045)
    454. 		at jenkins.util.io.PathRemover.makeWritable(PathRemover.java:285)
    455. 		at jenkins.util.io.PathRemover.makeRemovable(PathRemover.java:258)
    456. 		at jenkins.util.io.PathRemover.removeOrMakeRemovableThenRemove(PathRemover.java:238)
    457. 		at jenkins.util.io.PathRemover.tryRemoveFile(PathRemover.java:202)
    458. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:213)
    459. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    460. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    461. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    462. 		at jenkins.util.io.PathRemover.tryRemoveRecursive(PathRemover.java:212)
    463. 		at jenkins.util.io.PathRemover.tryRemoveDirectoryContents(PathRemover.java:224)
    464. 		at jenkins.util.io.PathRemover.forceRemoveDirectoryContents(PathRemover.java:84)
    465. 		... 14 more

     pipeline的agent配置中：

    workspaceVolume hostPathWorkspaceVolume(hostPath: "/opt/workspace", readOnly: false)

    说明：workspace的内容持久化到宿主机了，宿主机/opt/workspace/和slave的pod中/home/jenkins/agent/下内容是一样的

    cd /opt/workspace/workspace/demo，清空target目录

    再次构建

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  • 原文地址：https://blog.csdn.net/weixin_44896406/article/details/134512033