[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-changelog] [xen-unstable] Fix description of ErrorDescription to be all strings, and update the examples.
# HG changeset patch # User Ewan Mellor <ewan@xxxxxxxxxxxxx> # Date 1166788159 0 # Node ID 5675a2ac56e4b8904252b00c931415cf372ea787 # Parent e45948c4dba4aab330f09b53c40cacd3ded2b4b9 Fix description of ErrorDescription to be all strings, and update the examples. Signed-off-by: Ewan Mellor <ewan@xxxxxxxxxxxxx> --- docs/xen-api/wire-protocol.tex | 45 ++++++++++++++++++++++------------------- 1 files changed, 25 insertions(+), 20 deletions(-) diff -r e45948c4dba4 -r 5675a2ac56e4 docs/xen-api/wire-protocol.tex --- a/docs/xen-api/wire-protocol.tex Fri Dec 22 11:39:29 2006 +0000 +++ b/docs/xen-api/wire-protocol.tex Fri Dec 22 11:49:19 2006 +0000 @@ -105,11 +105,13 @@ the struct contains a second element nam the struct contains a second element named {\tt ErrorDescription}: \begin{itemize} \item The element of the struct named {\tt ErrorDescription} contains -an array of string values. The first element of the array is an XML-RPC 32-bit {\tt i4} and represents an error code; -the remainder of the array are strings representing error parameters relating to that code. -\end{itemize} - -For example, an XML-RPC return value from the {\tt Host.ListAllVMs} function above +an array of string values. The first element of the array is an error code; +the remainder of the array are strings representing error parameters relating +to that code. +\end{itemize} + +For example, an XML-RPC return value from the {\tt host.get_resident_VMs} +function above may look like this: \begin{verbatim} <struct> @@ -122,9 +124,9 @@ may look like this: <value> <array> <data> - <value>vm-id-1</value> - <value>vm-id-2</value> - <value>vm-id-3</value> + <value>81547a35-205c-a551-c577-00b982c5fe00</value> + <value>61c85a22-05da-b8a2-2e55-06b0847da503</value> + <value>1d401ec4-3c17-35a6-fc79-cee6bd9811fe</value> </data> </array> </value> @@ -214,10 +216,12 @@ Create a python object referencing the r >>> xen = xmlrpclib.Server("http://test:4464") \end{verbatim} -Acquire a session token by logging in with a username and password (error-handling ommitted for brevity; the session token is pointed to by the key {\tt 'Value'} in the returned dictionary) - -\begin{verbatim} ->>> session = xen.Session.do_login_with_password("user", "passwd")['Value'] +Acquire a session token by logging in with a username and password +(error-handling ommitted for brevity; the session token is pointed to by the +key {\tt 'Value'} in the returned dictionary) + +\begin{verbatim} +>>> session = session.login_with_password("user", "passwd")['Value'] \end{verbatim} When serialised, this call looks like the following: @@ -225,7 +229,7 @@ When serialised, this call looks like th \begin{verbatim} <?xml version='1.0'?> <methodCall> - <methodName>Session.do_login_with_password</methodName> + <methodName>session.login_with_password</methodName> <params> <param> <value><string>user</string></value> @@ -237,10 +241,11 @@ When serialised, this call looks like th </methodCall> \end{verbatim} -Next, the user may acquire a list of all the VMs known to the host: (Note the call takes the session token as the only parameter) - -\begin{verbatim} ->>> all_vms = xen.VM.do_list(session)['Value'] +Next, the user may acquire a list of all the VMs known to the host: (Note the +call takes the session token as the only parameter) + +\begin{verbatim} +>>> all_vms = host.get_resident_VMs(session)['Value'] >>> all_vms ['b7b92d9e-d442-4710-92a5-ab039fd7d89b', '23e1e837-abbf-4675-b077-d4007989b0cc', '2045dbc0-0734-4eea-9cb2-b8218c6b5bf2', '3202ae18-a046-4c32-9fda-e32e9631866e'] @@ -249,15 +254,15 @@ Note the VM references are internally UU Note the VM references are internally UUIDs. Once a reference to a VM has been acquired a lifecycle operation may be invoked: \begin{verbatim} ->>> xen.VM.do_start(session, all_vms[3], False) +>>> xen.VM.start(session, all_vms[3], False) {'Status': 'Failure', 'ErrorDescription': 'Operation not implemented'} \end{verbatim} In this case the {\tt start} message has not been implemented and an error response has been returned. Currently these high-level errors are returned as structured data (rather than as XMLRPC faults), allowing for internationalised errors in future. Finally, here are some examples of using accessors for object fields: \begin{verbatim} ->>> xen.VM.getname_label(session, all_vms[3])['Value'] +>>> xen.VM.get_name_label(session, all_vms[3])['Value'] 'SMP' ->>> xen.VM.getname_description(session, all_vms[3])['Value'] +>>> xen.VM.get_name_description(session, all_vms[3])['Value'] 'Debian for Xen' \end{verbatim} _______________________________________________ Xen-changelog mailing list Xen-changelog@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-changelog
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