[PATCH 06/16] virsh: cmdAttachDisk: Split out formatting of disk address

First step is to remove all of the address handling code to a new function called 'cmdAttachDiskFormatAddress'. Signed-off-by: Peter Krempa <pkrempa(a)redhat.com&gt; --- tools/virsh-domain.c | 142 ++++++++++++++++++++++++------------------- 1 file changed, 79 insertions(+), 63 deletions(-) diff --git a/tools/virsh-domain.c b/tools/virsh-domain.c index 18e9ab0b46..84b8a6fb52 100644 --- a/tools/virsh-domain.c +++ b/tools/virsh-domain.c @@ -558,6 +558,81 @@ static int str2DiskAddress(const char *str, struct DiskAddress *diskAddr) return -1; } + +static int +cmdAttachDiskFormatAddress(vshControl *ctl, + virBufferPtr buf, + const char *straddr, + const char *target, + bool multifunction) +{ + struct DiskAddress diskAddr; + + if (str2DiskAddress(straddr, &diskAddr) != 0) { + vshError(ctl, _("Invalid address.")); + return -1; + } + + if (STRPREFIX((const char *)target, "vd")) { + if (diskAddr.type == DISK_ADDR_TYPE_PCI) { + virBufferAsprintf(buf, + "<address type='pci' domain='0x%04x'" + " bus ='0x%02x' slot='0x%02x' function='0x%0x'", + diskAddr.addr.pci.domain, diskAddr.addr.pci.bus, + diskAddr.addr.pci.slot, diskAddr.addr.pci.function); + if (multifunction) + virBufferAddLit(buf, " multifunction='on'"); + virBufferAddLit(buf, "/>\n"); + } else if (diskAddr.type == DISK_ADDR_TYPE_CCW) { + virBufferAsprintf(buf, + "<address type='ccw' cssid='0x%02x'" + " ssid='0x%01x' devno='0x%04x' />\n", + diskAddr.addr.ccw.cssid, diskAddr.addr.ccw.ssid, + diskAddr.addr.ccw.devno); + } else { + vshError(ctl, "%s", + _("expecting a pci:0000.00.00.00 or ccw:00.0.0000 address.")); + return -1; + } + } else if (STRPREFIX((const char *)target, "sd")) { + if (diskAddr.type == DISK_ADDR_TYPE_SCSI) { + virBufferAsprintf(buf, + "<address type='drive' controller='%u'" + " bus='%u' unit='%llu' />\n", + diskAddr.addr.scsi.controller, diskAddr.addr.scsi.bus, + diskAddr.addr.scsi.unit); + } else if (diskAddr.type == DISK_ADDR_TYPE_USB) { + virBufferAsprintf(buf, + "<address type='usb' bus='%u' port='%u' />\n", + diskAddr.addr.usb.bus, diskAddr.addr.usb.port); + } else if (diskAddr.type == DISK_ADDR_TYPE_SATA) { + virBufferAsprintf(buf, + "<address type='drive' controller='%u'" + " bus='%u' unit='%llu' />\n", + diskAddr.addr.sata.controller, diskAddr.addr.sata.bus, + diskAddr.addr.sata.unit); + } else { + vshError(ctl, "%s", + _("expecting a scsi:00.00.00 or usb:00.00 or sata:00.00.00 address.")); + return -1; + } + } else if (STRPREFIX((const char *)target, "hd")) { + if (diskAddr.type == DISK_ADDR_TYPE_IDE) { + virBufferAsprintf(buf, + "<address type='drive' controller='%u'" + " bus='%u' unit='%u' />\n", + diskAddr.addr.ide.controller, diskAddr.addr.ide.bus, + diskAddr.addr.ide.unit); + } else { + vshError(ctl, "%s", _("expecting an ide:00.00.00 address.")); + return -1; + } + } + + return 0; +} + + static bool cmdAttachDisk(vshControl *ctl, const vshCmd *cmd) { @@ -576,7 +651,6 @@ cmdAttachDisk(vshControl *ctl, const vshCmd *cmd) const char *wwn = NULL; const char *targetbus = NULL; const char *alias = NULL; - struct DiskAddress diskAddr; bool isBlock = false; int ret; unsigned int flags = VIR_DOMAIN_AFFECT_CURRENT; @@ -588,6 +662,7 @@ cmdAttachDisk(vshControl *ctl, const vshCmd *cmd) bool config = vshCommandOptBool(cmd, "config"); bool live = vshCommandOptBool(cmd, "live"); bool persistent = vshCommandOptBool(cmd, "persistent"); + bool multifunction = vshCommandOptBool(cmd, "multifunction"); VSH_EXCLUSIVE_OPTIONS_VAR(persistent, current); @@ -692,68 +767,9 @@ cmdAttachDisk(vshControl *ctl, const vshCmd *cmd) if (wwn) virBufferAsprintf(&buf, "<wwn>%s</wwn>\n", wwn); - if (straddr) { - if (str2DiskAddress(straddr, &diskAddr) != 0) { - vshError(ctl, _("Invalid address.")); - return false; - } - - if (STRPREFIX((const char *)target, "vd")) { - if (diskAddr.type == DISK_ADDR_TYPE_PCI) { - virBufferAsprintf(&buf, - "<address type='pci' domain='0x%04x'" - " bus ='0x%02x' slot='0x%02x' function='0x%0x'", - diskAddr.addr.pci.domain, diskAddr.addr.pci.bus, - diskAddr.addr.pci.slot, diskAddr.addr.pci.function); - if (vshCommandOptBool(cmd, "multifunction")) - virBufferAddLit(&buf, " multifunction='on'"); - virBufferAddLit(&buf, "/>\n"); - } else if (diskAddr.type == DISK_ADDR_TYPE_CCW) { - virBufferAsprintf(&buf, - "<address type='ccw' cssid='0x%02x'" - " ssid='0x%01x' devno='0x%04x' />\n", - diskAddr.addr.ccw.cssid, diskAddr.addr.ccw.ssid, - diskAddr.addr.ccw.devno); - } else { - vshError(ctl, "%s", - _("expecting a pci:0000.00.00.00 or ccw:00.0.0000 address.")); - return false; - } - } else if (STRPREFIX((const char *)target, "sd")) { - if (diskAddr.type == DISK_ADDR_TYPE_SCSI) { - virBufferAsprintf(&buf, - "<address type='drive' controller='%u'" - " bus='%u' unit='%llu' />\n", - diskAddr.addr.scsi.controller, diskAddr.addr.scsi.bus, - diskAddr.addr.scsi.unit); - } else if (diskAddr.type == DISK_ADDR_TYPE_USB) { - virBufferAsprintf(&buf, - "<address type='usb' bus='%u' port='%u' />\n", - diskAddr.addr.usb.bus, diskAddr.addr.usb.port); - } else if (diskAddr.type == DISK_ADDR_TYPE_SATA) { - virBufferAsprintf(&buf, - "<address type='drive' controller='%u'" - " bus='%u' unit='%llu' />\n", - diskAddr.addr.sata.controller, diskAddr.addr.sata.bus, - diskAddr.addr.sata.unit); - } else { - vshError(ctl, "%s", - _("expecting a scsi:00.00.00 or usb:00.00 or sata:00.00.00 address.")); - return false; - } - } else if (STRPREFIX((const char *)target, "hd")) { - if (diskAddr.type == DISK_ADDR_TYPE_IDE) { - virBufferAsprintf(&buf, - "<address type='drive' controller='%u'" - " bus='%u' unit='%u' />\n", - diskAddr.addr.ide.controller, diskAddr.addr.ide.bus, - diskAddr.addr.ide.unit); - } else { - vshError(ctl, "%s", _("expecting an ide:00.00.00 address.")); - return false; - } - } - } + if (straddr && + cmdAttachDiskFormatAddress(ctl, &buf, straddr, target, multifunction) < 0) + return false; virBufferAdjustIndent(&buf, -2); virBufferAddLit(&buf, "</disk>\n"); -- 2.28.0