[libvirt] [PATCH 1/2] security: introduce virSecurityManager(Set|Restore)ChardevLabel
Pavel Hrdina
phrdina at redhat.com
Fri Dec 1 12:54:31 UTC 2017
SELinux and DAC drivers already have both functions but they were not
exported as public API of security manager.
Signed-off-by: Pavel Hrdina <phrdina at redhat.com>
---
src/libvirt_private.syms | 2 ++
src/security/security_dac.c | 3 +++
src/security/security_driver.h | 11 +++++++++++
src/security/security_manager.c | 40 ++++++++++++++++++++++++++++++++++++++
src/security/security_manager.h | 10 ++++++++++
src/security/security_nop.c | 20 +++++++++++++++++++
src/security/security_selinux.c | 3 +++
src/security/security_stack.c | 43 +++++++++++++++++++++++++++++++++++++++++
8 files changed, 132 insertions(+)
diff --git a/src/libvirt_private.syms b/src/libvirt_private.syms
index 53057aa82e..de4ec4d442 100644
--- a/src/libvirt_private.syms
+++ b/src/libvirt_private.syms
@@ -1276,6 +1276,7 @@ virSecurityManagerPreFork;
virSecurityManagerReleaseLabel;
virSecurityManagerReserveLabel;
virSecurityManagerRestoreAllLabel;
+virSecurityManagerRestoreChardevLabel;
virSecurityManagerRestoreDiskLabel;
virSecurityManagerRestoreHostdevLabel;
virSecurityManagerRestoreImageLabel;
@@ -1283,6 +1284,7 @@ virSecurityManagerRestoreInputLabel;
virSecurityManagerRestoreMemoryLabel;
virSecurityManagerRestoreSavedStateLabel;
virSecurityManagerSetAllLabel;
+virSecurityManagerSetChardevLabel;
virSecurityManagerSetChildProcessLabel;
virSecurityManagerSetDaemonSocketLabel;
virSecurityManagerSetDiskLabel;
diff --git a/src/security/security_dac.c b/src/security/security_dac.c
index 52ca07a10f..609d2595b2 100644
--- a/src/security/security_dac.c
+++ b/src/security/security_dac.c
@@ -2155,4 +2155,7 @@ virSecurityDriver virSecurityDriverDAC = {
.getBaseLabel = virSecurityDACGetBaseLabel,
.domainSetPathLabel = virSecurityDACDomainSetPathLabel,
+
+ .domainSetSecurityChardevLabel = virSecurityDACSetChardevLabel,
+ .domainRestoreSecurityChardevLabel = virSecurityDACRestoreChardevLabel,
};
diff --git a/src/security/security_driver.h b/src/security/security_driver.h
index 1b3070d06d..47dad8ba20 100644
--- a/src/security/security_driver.h
+++ b/src/security/security_driver.h
@@ -140,6 +140,14 @@ typedef int (*virSecurityDomainRestoreInputLabel) (virSecurityManagerPtr mgr,
typedef int (*virSecurityDomainSetPathLabel) (virSecurityManagerPtr mgr,
virDomainDefPtr def,
const char *path);
+typedef int (*virSecurityDomainSetChardevLabel) (virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd);
+typedef int (*virSecurityDomainRestoreChardevLabel) (virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd);
struct _virSecurityDriver {
@@ -201,6 +209,9 @@ struct _virSecurityDriver {
virSecurityDriverGetBaseLabel getBaseLabel;
virSecurityDomainSetPathLabel domainSetPathLabel;
+
+ virSecurityDomainSetChardevLabel domainSetSecurityChardevLabel;
+ virSecurityDomainRestoreChardevLabel domainRestoreSecurityChardevLabel;
};
virSecurityDriverPtr virSecurityDriverLookup(const char *name,
diff --git a/src/security/security_manager.c b/src/security/security_manager.c
index 3cf12188a0..9249aba1fa 100644
--- a/src/security/security_manager.c
+++ b/src/security/security_manager.c
@@ -1152,3 +1152,43 @@ virSecurityManagerRestoreInputLabel(virSecurityManagerPtr mgr,
virReportUnsupportedError();
return -1;
}
+
+
+int
+virSecurityManagerSetChardevLabel(virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd)
+{
+ if (mgr->drv->domainSetSecurityChardevLabel) {
+ int ret;
+ virObjectLock(mgr);
+ ret = mgr->drv->domainSetSecurityChardevLabel(mgr, def, dev_source,
+ chardevStdioLogd);
+ virObjectUnlock(mgr);
+ return ret;
+ }
+
+ virReportUnsupportedError();
+ return -1;
+}
+
+
+int
+virSecurityManagerRestoreChardevLabel(virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd)
+{
+ if (mgr->drv->domainRestoreSecurityChardevLabel) {
+ int ret;
+ virObjectLock(mgr);
+ ret = mgr->drv->domainRestoreSecurityChardevLabel(mgr, def, dev_source,
+ chardevStdioLogd);
+ virObjectUnlock(mgr);
+ return ret;
+ }
+
+ virReportUnsupportedError();
+ return -1;
+}
diff --git a/src/security/security_manager.h b/src/security/security_manager.h
index 834c7f1593..013e3b9b18 100644
--- a/src/security/security_manager.h
+++ b/src/security/security_manager.h
@@ -184,4 +184,14 @@ int virSecurityManagerDomainSetPathLabel(virSecurityManagerPtr mgr,
virDomainDefPtr vm,
const char *path);
+int virSecurityManagerSetChardevLabel(virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd);
+
+int virSecurityManagerRestoreChardevLabel(virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd);
+
#endif /* VIR_SECURITY_MANAGER_H__ */
diff --git a/src/security/security_nop.c b/src/security/security_nop.c
index cfb032c686..ff739f8199 100644
--- a/src/security/security_nop.c
+++ b/src/security/security_nop.c
@@ -262,6 +262,23 @@ virSecurityDomainInputLabelNop(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
return 0;
}
+static int
+virSecurityDomainSetChardevLabelNop(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
+ virDomainDefPtr def ATTRIBUTE_UNUSED,
+ virDomainChrSourceDefPtr dev_source ATTRIBUTE_UNUSED,
+ bool chardevStdioLogd ATTRIBUTE_UNUSED)
+{
+ return 0;
+}
+
+static int
+virSecurityDomainRestoreChardevLabelNop(virSecurityManagerPtr mgr ATTRIBUTE_UNUSED,
+ virDomainDefPtr def ATTRIBUTE_UNUSED,
+ virDomainChrSourceDefPtr dev_source ATTRIBUTE_UNUSED,
+ bool chardevStdioLogd ATTRIBUTE_UNUSED)
+{
+ return 0;
+}
virSecurityDriver virSecurityDriverNop = {
.privateDataLen = 0,
@@ -314,4 +331,7 @@ virSecurityDriver virSecurityDriverNop = {
.domainGetSecurityMountOptions = virSecurityDomainGetMountOptionsNop,
.getBaseLabel = virSecurityGetBaseLabel,
+
+ .domainSetSecurityChardevLabel = virSecurityDomainSetChardevLabelNop,
+ .domainRestoreSecurityChardevLabel = virSecurityDomainRestoreChardevLabelNop,
};
diff --git a/src/security/security_selinux.c b/src/security/security_selinux.c
index b677fbcda7..0815a02d18 100644
--- a/src/security/security_selinux.c
+++ b/src/security/security_selinux.c
@@ -3095,4 +3095,7 @@ virSecurityDriver virSecurityDriverSELinux = {
.getBaseLabel = virSecuritySELinuxGetBaseLabel,
.domainSetPathLabel = virSecuritySELinuxDomainSetPathLabel,
+
+ .domainSetSecurityChardevLabel = virSecuritySELinuxSetChardevLabel,
+ .domainRestoreSecurityChardevLabel = virSecuritySELinuxRestoreChardevLabel,
};
diff --git a/src/security/security_stack.c b/src/security/security_stack.c
index cd916382b2..0375e7d89d 100644
--- a/src/security/security_stack.c
+++ b/src/security/security_stack.c
@@ -719,6 +719,46 @@ virSecurityStackDomainSetPathLabel(virSecurityManagerPtr mgr,
return rc;
}
+static int
+virSecurityStackDomainSetChardevLabel(virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd)
+{
+ virSecurityStackDataPtr priv = virSecurityManagerGetPrivateData(mgr);
+ virSecurityStackItemPtr item = priv->itemsHead;
+ int rc = 0;
+
+ for (; item; item = item->next) {
+ if (virSecurityManagerSetChardevLabel(item->securityManager,
+ def, dev_source,
+ chardevStdioLogd) < 0)
+ rc = -1;
+ }
+
+ return rc;
+}
+
+static int
+virSecurityStackDomainRestoreChardevLabel(virSecurityManagerPtr mgr,
+ virDomainDefPtr def,
+ virDomainChrSourceDefPtr dev_source,
+ bool chardevStdioLogd)
+{
+ virSecurityStackDataPtr priv = virSecurityManagerGetPrivateData(mgr);
+ virSecurityStackItemPtr item = priv->itemsHead;
+ int rc = 0;
+
+ for (; item; item = item->next) {
+ if (virSecurityManagerRestoreChardevLabel(item->securityManager,
+ def, dev_source,
+ chardevStdioLogd) < 0)
+ rc = -1;
+ }
+
+ return rc;
+}
+
virSecurityDriver virSecurityDriverStack = {
.privateDataLen = sizeof(virSecurityStackData),
.name = "stack",
@@ -778,4 +818,7 @@ virSecurityDriver virSecurityDriverStack = {
.getBaseLabel = virSecurityStackGetBaseLabel,
.domainSetPathLabel = virSecurityStackDomainSetPathLabel,
+
+ .domainSetSecurityChardevLabel = virSecurityStackDomainSetChardevLabel,
+ .domainRestoreSecurityChardevLabel = virSecurityStackDomainRestoreChardevLabel,
};
--
2.14.3
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