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Use VmChannel's event pipeline to update assignment.

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This commit is contained in:
Michael Lipp 2025-02-01 18:51:19 +01:00
parent 9986e4c8bf
commit 54747b25e8
4 changed files with 169 additions and 84 deletions
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103
org.jdrupes.vmoperator.common/src/org/jdrupes/vmoperator/common/VmPool.java
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@ -134,6 +134,78 @@ public class VmPool {
return vms;
}
/**
* Collect all permissions for the given user with the given roles.
*
* @param user the user
* @param roles the roles
* @return the sets the
*/
public Set<Permission> permissionsFor(String user,
Collection<String> roles) {
return permissions.stream()
.filter(g -> DataPath.get(g, "user").map(u -> u.equals(user))
.orElse(false)
|| DataPath.get(g, "role").map(roles::contains).orElse(false))
.map(g -> DataPath.<Set<Permission>> get(g, "may")
.orElse(Collections.emptySet()).stream())
.flatMap(Function.identity()).collect(Collectors.toSet());
}
/**
* Checks if the given VM belongs to the pool and is not in use.
*
* @param vmDef the vm def
* @return true, if is assignable
*/
@SuppressWarnings("PMD.SimplifyBooleanReturns")
public boolean isAssignable(VmDefinition vmDef) {
// Check if the VM is in the pool
if (!vmDef.pools().contains(name)) {
return false;
}
// Check if the VM is not in use
if (vmDef.consoleConnected()) {
return false;
}
// If not assigned, it's usable
if (vmDef.assignedTo().isEmpty()) {
return true;
}
// Check if it is to be retained
if (vmDef.assignmentLastUsed()
.map(this::retainUntil)
.map(ru -> Instant.now().isBefore(ru)).orElse(false)) {
return false;
}
// Additional check in case lastUsed has not been updated
// by PoolMonitor#onVmDefChanged() yet ("race condition")
if (vmDef.condition("ConsoleConnected")
.map(cc -> cc.getLastTransitionTime().toInstant())
.map(this::retainUntil)
.map(ru -> Instant.now().isBefore(ru)).orElse(false)) {
return false;
}
return true;
}
/**
* Return the instant until which an assignment should be retained.
*
* @param lastUsed the last used
* @return the instant
*/
public Instant retainUntil(Instant lastUsed) {
if (retention.startsWith("P")) {
return lastUsed.plus(Duration.parse(retention));
}
return Instant.parse(retention);
}
/**
* To string.
*
@ -158,35 +230,4 @@ public class VmPool {
builder.append(']');
return builder.toString();
}
/**
* Collect all permissions for the given user with the given roles.
*
* @param user the user
* @param roles the roles
* @return the sets the
*/
public Set<Permission> permissionsFor(String user,
Collection<String> roles) {
return permissions.stream()
.filter(g -> DataPath.get(g, "user").map(u -> u.equals(user))
.orElse(false)
|| DataPath.get(g, "role").map(roles::contains).orElse(false))
.map(g -> DataPath.<Set<Permission>> get(g, "may")
.orElse(Collections.emptySet()).stream())
.flatMap(Function.identity()).collect(Collectors.toSet());
}
/**
* Return the instant until which an assignment should be retained.
*
* @param lastUsed the last used
* @return the instant
*/
public Instant retainUntil(Instant lastUsed) {
if (retention.startsWith("P")) {
return lastUsed.plus(Duration.parse(retention));
}
return Instant.parse(retention);
}
}