Re: [libvirt PATCH v3] Introduce virDomainChrDefNew()

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On 04/14/2011 12:05 PM, Michal Novotny wrote:
> Make: passed
> Make check: passed
> Make syntax-check: passed
> 
> Hi,
> this is the commit to introduce the function to create new character
> device definition for the domain as advised by Cole Robinson
> <crobinso@xxxxxxxxxx>.
> 
> The function is used on the relevant places and also new tests has
> been added.
> 
> Michal
> 

ACK, looks good now.

Thanks,
Cole

> Signed-off-by: Michal Novotny <minovotn@xxxxxxxxxx>
> ---
>  src/conf/domain_conf.c                             |   20 +++++++++--
>  src/conf/domain_conf.h                             |    2 +
>  src/libvirt_private.syms                           |    1 +
>  src/qemu/qemu_command.c                            |    5 ++-
>  src/xenxs/xen_sxpr.c                               |    7 ++--
>  src/xenxs/xen_xm.c                                 |    8 +++-
>  .../qemuxml2argv-serial-target-port-auto.xml       |   31 ++++++++++++++++
>  .../qemuxml2xmlout-serial-target-port-auto.xml     |   37 ++++++++++++++++++++
>  tests/qemuxml2xmltest.c                            |    1 +
>  9 files changed, 102 insertions(+), 10 deletions(-)
>  create mode 100644 tests/qemuxml2argvdata/qemuxml2argv-serial-target-port-auto.xml
>  create mode 100644 tests/qemuxml2xmloutdata/qemuxml2xmlout-serial-target-port-auto.xml
> 
> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> index 90a1317..a80719c 100644
> --- a/src/conf/domain_conf.c
> +++ b/src/conf/domain_conf.c
> @@ -3212,6 +3212,22 @@ error:
>      goto cleanup;
>  }
>  
> +/* Create a new character device definition and set
> + * default port.
> + */
> +virDomainChrDefPtr
> +virDomainChrDefNew(void) {
> +    virDomainChrDefPtr def = NULL;
> +
> +    if (VIR_ALLOC(def) < 0) {
> +        virReportOOMError();
> +        return NULL;
> +    }
> +
> +    def->target.port = -1;
> +    return def;
> +}
> +
>  /* Parse the XML definition for a character device
>   * @param node XML nodeset to parse for net definition
>   *
> @@ -3260,10 +3276,8 @@ virDomainChrDefParseXML(virCapsPtr caps,
>      virDomainChrDefPtr def;
>      int remaining;
>  
> -    if (VIR_ALLOC(def) < 0) {
> -        virReportOOMError();
> +    if (!(def = virDomainChrDefNew()))
>          return NULL;
> -    }
>  
>      type = virXMLPropString(node, "type");
>      if (type == NULL) {
> diff --git a/src/conf/domain_conf.h b/src/conf/domain_conf.h
> index 95bd11e..ecf44ca 100644
> --- a/src/conf/domain_conf.h
> +++ b/src/conf/domain_conf.h
> @@ -1229,6 +1229,8 @@ void virDomainObjRef(virDomainObjPtr vm);
>  /* Returns 1 if the object was freed, 0 if more refs exist */
>  int virDomainObjUnref(virDomainObjPtr vm) ATTRIBUTE_RETURN_CHECK;
>  
> +virDomainChrDefPtr virDomainChrDefNew(void);
> +
>  /* live == true means def describes an active domain (being migrated or
>   * restored) as opposed to a new persistent configuration of the domain */
>  virDomainObjPtr virDomainAssignDef(virCapsPtr caps,
> diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
> index 54e4482..4175ca0 100644
> --- a/src/libvirt_private.syms
> +++ b/src/libvirt_private.syms
> @@ -201,6 +201,7 @@ virDomainChrConsoleTargetTypeFromString;
>  virDomainChrConsoleTargetTypeToString;
>  virDomainChrDefForeach;
>  virDomainChrDefFree;
> +virDomainChrDefNew;
>  virDomainChrSourceDefFree;
>  virDomainChrSpicevmcTypeFromString;
>  virDomainChrSpicevmcTypeToString;
> diff --git a/src/qemu/qemu_command.c b/src/qemu/qemu_command.c
> index fea0068..029ed7d 100644
> --- a/src/qemu/qemu_command.c
> +++ b/src/qemu/qemu_command.c
> @@ -36,6 +36,7 @@
>  #include "c-ctype.h"
>  #include "domain_nwfilter.h"
>  #include "qemu_audit.h"
> +#include "domain_conf.h"
>  
>  #include <sys/utsname.h>
>  #include <sys/stat.h>
> @@ -5315,8 +5316,8 @@ qemuParseCommandLineChr(const char *val)
>  {
>      virDomainChrDefPtr def;
>  
> -    if (VIR_ALLOC(def) < 0)
> -        goto no_memory;
> +    if (!(def = virDomainChrDefNew()))
> +        goto error;
>  
>      if (STREQ(val, "null")) {
>          def->source.type = VIR_DOMAIN_CHR_TYPE_NULL;
> diff --git a/src/xenxs/xen_sxpr.c b/src/xenxs/xen_sxpr.c
> index 3a412a6..b590517 100644
> --- a/src/xenxs/xen_sxpr.c
> +++ b/src/xenxs/xen_sxpr.c
> @@ -168,10 +168,8 @@ xenParseSxprChar(const char *value,
>      char *tmp;
>      virDomainChrDefPtr def;
>  
> -    if (VIR_ALLOC(def) < 0) {
> -        virReportOOMError();
> +    if (!(def = virDomainChrDefNew()))
>          return NULL;
> -    }
>  
>      prefix = value;
>  
> @@ -1328,6 +1326,7 @@ xenParseSxpr(const struct sexpr *root,
>                      goto no_memory;
>                  }
>                  chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
> +                chr->target.port = 0;
>                  def->serials[def->nserials++] = chr;
>              }
>          }
> @@ -1343,6 +1342,7 @@ xenParseSxpr(const struct sexpr *root,
>                  goto no_memory;
>              }
>              chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_PARALLEL;
> +            chr->target.port = 0;
>              def->parallels[def->nparallels++] = chr;
>          }
>      } else {
> @@ -1350,6 +1350,7 @@ xenParseSxpr(const struct sexpr *root,
>          if (!(def->console = xenParseSxprChar("pty", tty)))
>              goto error;
>          def->console->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_CONSOLE;
> +        def->console->target.port = 0;
>          def->console->targetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_XEN;
>      }
>      VIR_FREE(tty);
> diff --git a/src/xenxs/xen_xm.c b/src/xenxs/xen_xm.c
> index 22ad788..89f75a5 100644
> --- a/src/xenxs/xen_xm.c
> +++ b/src/xenxs/xen_xm.c
> @@ -36,6 +36,7 @@
>  #include "xenxs_private.h"
>  #include "xen_xm.h"
>  #include "xen_sxpr.h"
> +#include "domain_conf.h"
>  
>  /* Convenience method to grab a int from the config file object */
>  static int xenXMConfigGetBool(virConfPtr conf,
> @@ -957,6 +958,7 @@ xenParseXM(virConfPtr conf, int xendConfigVersion,
>                  goto no_memory;
>              }
>              chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_PARALLEL;
> +            chr->target.port = 0;
>              def->parallels[0] = chr;
>              def->nparallels++;
>              chr = NULL;
> @@ -981,8 +983,8 @@ xenParseXM(virConfPtr conf, int xendConfigVersion,
>                      continue;
>                  }
>  
> -                if (VIR_ALLOC(chr) < 0)
> -                    goto no_memory;
> +                if (!(chr = virDomainChrDefNew()))
> +                    goto cleanup;
>                  if (!(chr = xenParseSxprChar(port, NULL)))
>                      goto cleanup;
>  
> @@ -1010,6 +1012,7 @@ xenParseXM(virConfPtr conf, int xendConfigVersion,
>                      goto no_memory;
>                  }
>                  chr->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_SERIAL;
> +                chr->target.port = 0;
>                  def->serials[0] = chr;
>                  def->nserials++;
>              }
> @@ -1018,6 +1021,7 @@ xenParseXM(virConfPtr conf, int xendConfigVersion,
>          if (!(def->console = xenParseSxprChar("pty", NULL)))
>              goto cleanup;
>          def->console->deviceType = VIR_DOMAIN_CHR_DEVICE_TYPE_CONSOLE;
> +        def->console->target.port = 0;
>          def->console->targetType = VIR_DOMAIN_CHR_CONSOLE_TARGET_TYPE_XEN;
>      }
>  
> diff --git a/tests/qemuxml2argvdata/qemuxml2argv-serial-target-port-auto.xml b/tests/qemuxml2argvdata/qemuxml2argv-serial-target-port-auto.xml
> new file mode 100644
> index 0000000..0f98f51
> --- /dev/null
> +++ b/tests/qemuxml2argvdata/qemuxml2argv-serial-target-port-auto.xml
> @@ -0,0 +1,31 @@
> +<domain type='qemu'>
> +  <name>QEMUGuest1</name>
> +  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
> +  <memory>219100</memory>
> +  <currentMemory>219100</currentMemory>
> +  <vcpu>1</vcpu>
> +  <os>
> +    <type arch='i686' machine='pc'>hvm</type>
> +    <boot dev='hd'/>
> +  </os>
> +  <clock offset='utc'/>
> +  <on_poweroff>destroy</on_poweroff>
> +  <on_reboot>restart</on_reboot>
> +  <on_crash>destroy</on_crash>
> +  <devices>
> +    <emulator>/usr/bin/qemu</emulator>
> +    <disk type='block' device='disk'>
> +      <source dev='/dev/HostVG/QEMUGuest1'/>
> +      <target dev='hda' bus='ide'/>
> +      <address type='drive' controller='0' bus='0' unit='0'/>
> +    </disk>
> +    <controller type='ide' index='0'/>
> +    <serial type='pty'/>
> +    <serial type='null'/>
> +    <serial type='stdio'/>
> +    <console type='pty'>
> +      <target port='0'/>
> +    </console>
> +    <memballoon model='virtio'/>
> +  </devices>
> +</domain>
> diff --git a/tests/qemuxml2xmloutdata/qemuxml2xmlout-serial-target-port-auto.xml b/tests/qemuxml2xmloutdata/qemuxml2xmlout-serial-target-port-auto.xml
> new file mode 100644
> index 0000000..878418a
> --- /dev/null
> +++ b/tests/qemuxml2xmloutdata/qemuxml2xmlout-serial-target-port-auto.xml
> @@ -0,0 +1,37 @@
> +<domain type='qemu'>
> +  <name>QEMUGuest1</name>
> +  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
> +  <memory>219100</memory>
> +  <currentMemory>219100</currentMemory>
> +  <vcpu>1</vcpu>
> +  <os>
> +    <type arch='i686' machine='pc'>hvm</type>
> +    <boot dev='hd'/>
> +  </os>
> +  <clock offset='utc'/>
> +  <on_poweroff>destroy</on_poweroff>
> +  <on_reboot>restart</on_reboot>
> +  <on_crash>destroy</on_crash>
> +  <devices>
> +    <emulator>/usr/bin/qemu</emulator>
> +    <disk type='block' device='disk'>
> +      <source dev='/dev/HostVG/QEMUGuest1'/>
> +      <target dev='hda' bus='ide'/>
> +      <address type='drive' controller='0' bus='0' unit='0'/>
> +    </disk>
> +    <controller type='ide' index='0'/>
> +    <serial type='pty'>
> +      <target port='0'/>
> +    </serial>
> +    <serial type='null'>
> +      <target port='1'/>
> +    </serial>
> +    <serial type='stdio'>
> +      <target port='2'/>
> +    </serial>
> +    <console type='pty'>
> +      <target type='serial' port='0'/>
> +    </console>
> +    <memballoon model='virtio'/>
> +  </devices>
> +</domain>
> diff --git a/tests/qemuxml2xmltest.c b/tests/qemuxml2xmltest.c
> index b86dbee..27330a9 100644
> --- a/tests/qemuxml2xmltest.c
> +++ b/tests/qemuxml2xmltest.c
> @@ -195,6 +195,7 @@ mymain(int argc, char **argv)
>      DO_TEST_DIFFERENT("console-compat-auto");
>      DO_TEST_DIFFERENT("disk-scsi-device-auto");
>      DO_TEST_DIFFERENT("console-virtio");
> +    DO_TEST_DIFFERENT("serial-target-port-auto");
>  
>      virCapabilitiesFree(driver.caps);
>  

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