reconnect.c 1.2 KB
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#include <config.h>
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#include <stdio.h>
#include <stdlib.h>
R
Richard W.M. Jones 已提交
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#include "internal.h"
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static void errorHandler(void *userData ATTRIBUTE_UNUSED,
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                         virErrorPtr error ATTRIBUTE_UNUSED) {
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}
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int main(void) {
    int id = 0;
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    int ro = 0;
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    virConnectPtr conn;
    virDomainPtr dom;

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    virSetErrorFunc(NULL, errorHandler);

    conn = virConnectOpen(NULL);
    if (conn == NULL) {
        ro = 1;
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        conn = virConnectOpenReadOnly(NULL);
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    }
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    if (conn == NULL) {
        fprintf(stderr, "First virConnectOpen() failed\n");
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        exit(1);
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    }
    dom = virDomainLookupByID(conn, id);
    if (dom == NULL) {
        fprintf(stderr, "First lookup for domain %d failed\n", id);
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        exit(1);
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    }
    virDomainFree(dom);
    virConnectClose(conn);
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    if (ro == 1)
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        conn = virConnectOpenReadOnly(NULL);
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    else
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        conn = virConnectOpen(NULL);
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    if (conn == NULL) {
        fprintf(stderr, "Second virConnectOpen() failed\n");
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        exit(1);
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    }
    dom = virDomainLookupByID(conn, id);
    if (dom == NULL) {
        fprintf(stderr, "Second lookup for domain %d failed\n", id);
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        exit(1);
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    }
    virDomainFree(dom);
    virConnectClose(conn);
    printf("OK\n");
    exit(0);
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}