我正在使用virsh列表显示计算机上运行的vms列表 . 我希望在过程中以2d数组的形式打印信息 .
解决此问题的一种方法是使用输出,使用标记生成器并将其存储在数组中 . 但是有没有其他方法可以直接将其转换为数组或其他形式,以便代码更具可伸缩性 . (我能想到的是在python中使用libvirt api)
的确有libvirt Python API bindings .
import libvirt conn = libvirt.openReadOnly(None) # $LIBVIRT_DEFAULT_URI, or give a URI here assert conn, 'Failed to open connection' names = conn.listDefinedDomains() domains = map(conn.lookupByName, names) ids = conn.listDomainsID() running = map(conn.lookupByID, ids) columns = 3 states = { libvirt.VIR_DOMAIN_NOSTATE: 'no state', libvirt.VIR_DOMAIN_RUNNING: 'running', libvirt.VIR_DOMAIN_BLOCKED: 'blocked on resource', libvirt.VIR_DOMAIN_PAUSED: 'paused by user', libvirt.VIR_DOMAIN_SHUTDOWN: 'being shut down', libvirt.VIR_DOMAIN_SHUTOFF: 'shut off', libvirt.VIR_DOMAIN_CRASHED: 'crashed', } def info(dom): [state, maxmem, mem, ncpu, cputime] = dom.info() return '%s is %s,' % (dom.name(), states.get(state, state)) print 'Defined domains:' for row in map(None, *[iter(domains)] * columns): for domain in row: if domain: print info(domain), print print print 'Running domains:' for row in map(None, *[iter(running)] * columns): for domain in row: if domain: print info(domain), print
1 回答
的确有libvirt Python API bindings .