rsync错误捕获 shell捕获返回码
rsync xxx yyy
ret=$?
if [ $ret -ne 0 ]; then
echo "失败, 错误码: $ret"
fi
付上rsync常用的错误代码：
0 Success
1 Syntax or usage error
2 Protocol incompatibility
3 Errors selecting input/output files, dirs
4 Requested action not supported: an attempt was made to manipulate 64-bit files on a platform that cannot
support them; or an option was specified that is supported by the client and not by the server.
5 Error starting client-server protocol
6 Daemon unable to append to log-file
10 Error in socket I/O
11 Error in file I/O
12 Error in rsync protocol data stream
13 Errors with program diagnostics
14 Error in IPC code
20 Received SIGUSR1 or SIGINT
21 Some error returned by waitpid()
22 Error allocating core memory buffers
23 Partial transfer due to error
24 Partial transfer due to vanished source files
25 The --max-delete limit stopped deletions
30 Timeout in data send/receive
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