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64 lines
1.8 KiB
C
64 lines
1.8 KiB
C
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#include<stdio.h>
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#include<stdlib.h>
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#include<libvirt/libvirt-admin.h>
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int main(int argc, char **argv)
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{
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int ret = -1;
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virAdmConnectPtr conn = NULL;
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virAdmServerPtr srv = NULL; /* which server to work with */
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virTypedParameterPtr params = NULL;
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int nparams = 0;
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size_t i;
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if (argc != 2) {
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fprintf(stderr, "One argument specifying the server which to work "
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"with is expected\n");
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return -1;
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}
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/* first, open a connection to the daemon */
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if (!(conn = virAdmConnectOpen(NULL, 0)))
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goto cleanup;
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/* a server handle is necessary before any API regarding threadpool
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* parameters can be issued
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*/
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if (!(srv = virAdmConnectLookupServer(conn, argv[1], 0)))
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goto cleanup;
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/* get the current client limits */
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if (virAdmServerGetClientLimits(srv, ¶ms, &nparams, 0) < 0)
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goto cleanup;
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for (i = 0; i < nparams; i++)
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printf("%-15s: %d\n", params[i].field, params[i].value.ui);
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virTypedParamsFree(params, nparams);
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params = NULL;
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nparams = 0;
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/* set nclients_max to 100 and nclients_unauth_max to 20 */
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int maxparams = 0;
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if (virTypedParamsAddUInt(¶ms, &nparams, &maxparams,
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VIR_SERVER_CLIENTS_MAX, 100) < 0 ||
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virTypedParamsAddUInt(¶ms, &nparams, &maxparams,
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VIR_SERVER_CLIENTS_UNAUTH_MAX, 20) < 0)
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goto cleanup;
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/* now, change the client limits on the server */
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if (virAdmServerSetClientLimits(srv, params, nparams, 0) < 0)
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goto cleanup;
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ret = 0;
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cleanup:
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virTypedParamsFree(params, nparams);
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/* Once finished deallocate the server handle and close the connection
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* properly, @conn will be deallocated automatically
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*/
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virAdmServerFree(srv);
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virAdmConnectClose(conn);
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return ret;
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}
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