| /* |
| * Copyright (C) 2014 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package com.android.server.job.controllers; |
| |
| import android.app.AppGlobals; |
| import android.app.job.JobInfo; |
| import android.content.ComponentName; |
| import android.net.Uri; |
| import android.os.PersistableBundle; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.UserHandle; |
| import android.text.format.DateUtils; |
| import android.util.ArraySet; |
| import android.util.TimeUtils; |
| |
| import java.io.PrintWriter; |
| import java.util.concurrent.atomic.AtomicBoolean; |
| |
| /** |
| * Uniquely identifies a job internally. |
| * Created from the public {@link android.app.job.JobInfo} object when it lands on the scheduler. |
| * Contains current state of the requirements of the job, as well as a function to evaluate |
| * whether it's ready to run. |
| * This object is shared among the various controllers - hence why the different fields are atomic. |
| * This isn't strictly necessary because each controller is only interested in a specific field, |
| * and the receivers that are listening for global state change will all run on the main looper, |
| * but we don't enforce that so this is safer. |
| * @hide |
| */ |
| public final class JobStatus { |
| public static final long NO_LATEST_RUNTIME = Long.MAX_VALUE; |
| public static final long NO_EARLIEST_RUNTIME = 0L; |
| |
| static final int CONSTRAINT_CHARGING = 1<<0; |
| static final int CONSTRAINT_TIMING_DELAY = 1<<1; |
| static final int CONSTRAINT_DEADLINE = 1<<2; |
| static final int CONSTRAINT_IDLE = 1<<3; |
| static final int CONSTRAINT_UNMETERED = 1<<4; |
| static final int CONSTRAINT_CONNECTIVITY = 1<<5; |
| static final int CONSTRAINT_APP_NOT_IDLE = 1<<6; |
| static final int CONSTRAINT_CONTENT_TRIGGER = 1<<7; |
| |
| // Soft override: ignore constraints like time that don't affect API availability |
| public static final int OVERRIDE_SOFT = 1; |
| // Full override: ignore all constraints including API-affecting like connectivity |
| public static final int OVERRIDE_FULL = 2; |
| |
| final JobInfo job; |
| /** Uid of the package requesting this job. */ |
| final int callingUid; |
| final String batteryName; |
| |
| final String sourcePackageName; |
| final int sourceUserId; |
| final int sourceUid; |
| final String sourceTag; |
| |
| final String tag; |
| |
| /** |
| * Earliest point in the future at which this job will be eligible to run. A value of 0 |
| * indicates there is no delay constraint. See {@link #hasTimingDelayConstraint()}. |
| */ |
| private final long earliestRunTimeElapsedMillis; |
| /** |
| * Latest point in the future at which this job must be run. A value of {@link Long#MAX_VALUE} |
| * indicates there is no deadline constraint. See {@link #hasDeadlineConstraint()}. |
| */ |
| private final long latestRunTimeElapsedMillis; |
| |
| /** How many times this job has failed, used to compute back-off. */ |
| private final int numFailures; |
| |
| // Constraints. |
| final int requiredConstraints; |
| int satisfiedConstraints = 0; |
| |
| // These are filled in by controllers when preparing for execution. |
| public ArraySet<Uri> changedUris; |
| public ArraySet<String> changedAuthorities; |
| |
| public int lastEvaluatedPriority; |
| |
| // Used by shell commands |
| public int overrideState = 0; |
| |
| /** |
| * For use only by ContentObserverController: state it is maintaining about content URIs |
| * being observed. |
| */ |
| ContentObserverController.JobInstance contentObserverJobInstance; |
| |
| /** Provide a handle to the service that this job will be run on. */ |
| public int getServiceToken() { |
| return callingUid; |
| } |
| |
| private JobStatus(JobInfo job, int callingUid, String sourcePackageName, |
| int sourceUserId, String tag, int numFailures, long earliestRunTimeElapsedMillis, |
| long latestRunTimeElapsedMillis) { |
| this.job = job; |
| this.callingUid = callingUid; |
| |
| int tempSourceUid = -1; |
| if (sourceUserId != -1 && sourcePackageName != null) { |
| try { |
| tempSourceUid = AppGlobals.getPackageManager().getPackageUid(sourcePackageName, 0, |
| sourceUserId); |
| } catch (RemoteException ex) { |
| // Can't happen, PackageManager runs in the same process. |
| } |
| } |
| if (tempSourceUid == -1) { |
| this.sourceUid = callingUid; |
| this.sourceUserId = UserHandle.getUserId(callingUid); |
| this.sourcePackageName = job.getService().getPackageName(); |
| this.sourceTag = null; |
| } else { |
| this.sourceUid = tempSourceUid; |
| this.sourceUserId = sourceUserId; |
| this.sourcePackageName = sourcePackageName; |
| this.sourceTag = tag; |
| } |
| |
| if (this.sourceTag != null) { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(job.getService().getPackageName()); |
| sb.append('/'); |
| sb.append(this.sourceTag); |
| if (sourcePackageName != null) { |
| sb.append('/'); |
| sb.append(this.sourcePackageName); |
| } |
| this.batteryName = sb.toString(); |
| } else { |
| this.batteryName = job.getService().flattenToShortString(); |
| } |
| this.tag = "*job*/" + this.batteryName; |
| |
| this.earliestRunTimeElapsedMillis = earliestRunTimeElapsedMillis; |
| this.latestRunTimeElapsedMillis = latestRunTimeElapsedMillis; |
| this.numFailures = numFailures; |
| |
| int requiredConstraints = 0; |
| if (job.getNetworkType() == JobInfo.NETWORK_TYPE_ANY) { |
| requiredConstraints |= CONSTRAINT_CONNECTIVITY; |
| } |
| if (job.getNetworkType() == JobInfo.NETWORK_TYPE_UNMETERED) { |
| requiredConstraints |= CONSTRAINT_UNMETERED; |
| } |
| if (job.isRequireCharging()) { |
| requiredConstraints |= CONSTRAINT_CHARGING; |
| } |
| if (earliestRunTimeElapsedMillis != NO_EARLIEST_RUNTIME) { |
| requiredConstraints |= CONSTRAINT_TIMING_DELAY; |
| } |
| if (latestRunTimeElapsedMillis != NO_LATEST_RUNTIME) { |
| requiredConstraints |= CONSTRAINT_DEADLINE; |
| } |
| if (job.isRequireDeviceIdle()) { |
| requiredConstraints |= CONSTRAINT_IDLE; |
| } |
| if (job.getTriggerContentUris() != null) { |
| requiredConstraints |= CONSTRAINT_CONTENT_TRIGGER; |
| } |
| this.requiredConstraints = requiredConstraints; |
| } |
| |
| /** Copy constructor. */ |
| public JobStatus(JobStatus jobStatus) { |
| this(jobStatus.getJob(), jobStatus.getUid(), |
| jobStatus.getSourcePackageName(), jobStatus.getSourceUserId(), |
| jobStatus.getSourceTag(), jobStatus.getNumFailures(), |
| jobStatus.getEarliestRunTime(), jobStatus.getLatestRunTimeElapsed()); |
| } |
| |
| /** |
| * Create a new JobStatus that was loaded from disk. We ignore the provided |
| * {@link android.app.job.JobInfo} time criteria because we can load a persisted periodic job |
| * from the {@link com.android.server.job.JobStore} and still want to respect its |
| * wallclock runtime rather than resetting it on every boot. |
| * We consider a freshly loaded job to no longer be in back-off. |
| */ |
| public JobStatus(JobInfo job, int callingUid, String sourcePackageName, int sourceUserId, |
| String sourceTag, long earliestRunTimeElapsedMillis, long latestRunTimeElapsedMillis) { |
| this(job, callingUid, sourcePackageName, sourceUserId, sourceTag, 0, |
| earliestRunTimeElapsedMillis, latestRunTimeElapsedMillis); |
| } |
| |
| /** Create a new job to be rescheduled with the provided parameters. */ |
| public JobStatus(JobStatus rescheduling, long newEarliestRuntimeElapsedMillis, |
| long newLatestRuntimeElapsedMillis, int backoffAttempt) { |
| this(rescheduling.job, rescheduling.getUid(), |
| rescheduling.getSourcePackageName(), rescheduling.getSourceUserId(), |
| rescheduling.getSourceTag(), backoffAttempt, newEarliestRuntimeElapsedMillis, |
| newLatestRuntimeElapsedMillis); |
| } |
| |
| /** |
| * Create a newly scheduled job. |
| * @param callingUid Uid of the package that scheduled this job. |
| * @param sourcePackageName Package name on whose behalf this job is scheduled. Null indicates |
| * the calling package is the source. |
| * @param sourceUserId User id for whom this job is scheduled. -1 indicates this is same as the |
| */ |
| public static JobStatus createFromJobInfo(JobInfo job, int callingUid, String sourcePackageName, |
| int sourceUserId, String tag) { |
| final long elapsedNow = SystemClock.elapsedRealtime(); |
| final long earliestRunTimeElapsedMillis, latestRunTimeElapsedMillis; |
| if (job.isPeriodic()) { |
| latestRunTimeElapsedMillis = elapsedNow + job.getIntervalMillis(); |
| earliestRunTimeElapsedMillis = latestRunTimeElapsedMillis - job.getFlexMillis(); |
| } else { |
| earliestRunTimeElapsedMillis = job.hasEarlyConstraint() ? |
| elapsedNow + job.getMinLatencyMillis() : NO_EARLIEST_RUNTIME; |
| latestRunTimeElapsedMillis = job.hasLateConstraint() ? |
| elapsedNow + job.getMaxExecutionDelayMillis() : NO_LATEST_RUNTIME; |
| } |
| return new JobStatus(job, callingUid, sourcePackageName, sourceUserId, tag, 0, |
| earliestRunTimeElapsedMillis, latestRunTimeElapsedMillis); |
| } |
| |
| public JobInfo getJob() { |
| return job; |
| } |
| |
| public int getJobId() { |
| return job.getId(); |
| } |
| |
| public int getNumFailures() { |
| return numFailures; |
| } |
| |
| public ComponentName getServiceComponent() { |
| return job.getService(); |
| } |
| |
| public String getSourcePackageName() { |
| return sourcePackageName; |
| } |
| |
| public int getSourceUid() { |
| return sourceUid; |
| } |
| |
| public int getSourceUserId() { |
| return sourceUserId; |
| } |
| |
| public int getUserId() { |
| return UserHandle.getUserId(callingUid); |
| } |
| |
| public String getSourceTag() { |
| return sourceTag; |
| } |
| |
| public int getUid() { |
| return callingUid; |
| } |
| |
| public String getBatteryName() { |
| return batteryName; |
| } |
| |
| public String getTag() { |
| return tag; |
| } |
| |
| public PersistableBundle getExtras() { |
| return job.getExtras(); |
| } |
| |
| public int getPriority() { |
| return job.getPriority(); |
| } |
| |
| public boolean hasConnectivityConstraint() { |
| return (requiredConstraints&CONSTRAINT_CONNECTIVITY) != 0; |
| } |
| |
| public boolean hasUnmeteredConstraint() { |
| return (requiredConstraints&CONSTRAINT_UNMETERED) != 0; |
| } |
| |
| public boolean hasChargingConstraint() { |
| return (requiredConstraints&CONSTRAINT_CHARGING) != 0; |
| } |
| |
| public boolean hasTimingDelayConstraint() { |
| return (requiredConstraints&CONSTRAINT_TIMING_DELAY) != 0; |
| } |
| |
| public boolean hasDeadlineConstraint() { |
| return (requiredConstraints&CONSTRAINT_DEADLINE) != 0; |
| } |
| |
| public boolean hasIdleConstraint() { |
| return (requiredConstraints&CONSTRAINT_IDLE) != 0; |
| } |
| |
| public boolean hasContentTriggerConstraint() { |
| return (requiredConstraints&CONSTRAINT_CONTENT_TRIGGER) != 0; |
| } |
| |
| public boolean isPersisted() { |
| return job.isPersisted(); |
| } |
| |
| public long getEarliestRunTime() { |
| return earliestRunTimeElapsedMillis; |
| } |
| |
| public long getLatestRunTimeElapsed() { |
| return latestRunTimeElapsedMillis; |
| } |
| |
| boolean setChargingConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_CHARGING, state); |
| } |
| |
| boolean setTimingDelayConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_TIMING_DELAY, state); |
| } |
| |
| boolean setDeadlineConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_DEADLINE, state); |
| } |
| |
| boolean setIdleConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_IDLE, state); |
| } |
| |
| boolean setUnmeteredConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_UNMETERED, state); |
| } |
| |
| boolean setConnectivityConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_CONNECTIVITY, state); |
| } |
| |
| boolean setAppNotIdleConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_APP_NOT_IDLE, state); |
| } |
| |
| boolean setContentTriggerConstraintSatisfied(boolean state) { |
| return setConstraintSatisfied(CONSTRAINT_CONTENT_TRIGGER, state); |
| } |
| |
| boolean setConstraintSatisfied(int constraint, boolean state) { |
| boolean old = (satisfiedConstraints&constraint) != 0; |
| if (old == state) { |
| return false; |
| } |
| satisfiedConstraints = (satisfiedConstraints&~constraint) | (state ? constraint : 0); |
| return true; |
| } |
| |
| /** |
| * @return Whether or not this job is ready to run, based on its requirements. This is true if |
| * the constraints are satisfied <strong>or</strong> the deadline on the job has expired. |
| */ |
| public boolean isReady() { |
| // Deadline constraint trumps other constraints (except for periodic jobs where deadline |
| // is an implementation detail. A periodic job should only run if its constraints are |
| // satisfied). |
| // AppNotIdle implicit constraint trumps all! |
| return (isConstraintsSatisfied() |
| || (!job.isPeriodic() |
| && hasDeadlineConstraint() && (satisfiedConstraints&CONSTRAINT_DEADLINE) != 0)) |
| && (satisfiedConstraints&CONSTRAINT_APP_NOT_IDLE) != 0; |
| } |
| |
| static final int CONSTRAINTS_OF_INTEREST = |
| CONSTRAINT_CHARGING | CONSTRAINT_TIMING_DELAY | |
| CONSTRAINT_CONNECTIVITY | CONSTRAINT_UNMETERED | |
| CONSTRAINT_IDLE | CONSTRAINT_CONTENT_TRIGGER; |
| |
| // Soft override covers all non-"functional" constraints |
| static final int SOFT_OVERRIDE_CONSTRAINTS = |
| CONSTRAINT_CHARGING | CONSTRAINT_TIMING_DELAY | CONSTRAINT_IDLE; |
| |
| /** |
| * @return Whether the constraints set on this job are satisfied. |
| */ |
| public boolean isConstraintsSatisfied() { |
| if (overrideState == OVERRIDE_FULL) { |
| // force override: the job is always runnable |
| return true; |
| } |
| |
| final int req = requiredConstraints & CONSTRAINTS_OF_INTEREST; |
| |
| int sat = satisfiedConstraints & CONSTRAINTS_OF_INTEREST; |
| if (overrideState == OVERRIDE_SOFT) { |
| // override: pretend all 'soft' requirements are satisfied |
| sat |= (requiredConstraints & SOFT_OVERRIDE_CONSTRAINTS); |
| } |
| |
| return (sat & req) == req; |
| } |
| |
| public boolean matches(int uid, int jobId) { |
| return this.job.getId() == jobId && this.callingUid == uid; |
| } |
| |
| @Override |
| public String toString() { |
| return String.valueOf(hashCode()).substring(0, 3) + ".." |
| + ":[" + job.getService() |
| + ",jId=" + job.getId() |
| + ",u" + getUserId() |
| + ",R=(" + formatRunTime(earliestRunTimeElapsedMillis, NO_EARLIEST_RUNTIME) |
| + "," + formatRunTime(latestRunTimeElapsedMillis, NO_LATEST_RUNTIME) + ")" |
| + ",N=" + job.getNetworkType() + ",C=" + job.isRequireCharging() |
| + ",I=" + job.isRequireDeviceIdle() |
| + ",U=" + (job.getTriggerContentUris() != null) |
| + ",F=" + numFailures + ",P=" + job.isPersisted() |
| + ",ANI=" + ((satisfiedConstraints&CONSTRAINT_APP_NOT_IDLE) != 0) |
| + (isReady() ? "(READY)" : "") |
| + "]"; |
| } |
| |
| private String formatRunTime(long runtime, long defaultValue) { |
| if (runtime == defaultValue) { |
| return "none"; |
| } else { |
| long elapsedNow = SystemClock.elapsedRealtime(); |
| long nextRuntime = runtime - elapsedNow; |
| if (nextRuntime > 0) { |
| return DateUtils.formatElapsedTime(nextRuntime / 1000); |
| } else { |
| return "-" + DateUtils.formatElapsedTime(nextRuntime / -1000); |
| } |
| } |
| } |
| |
| /** |
| * Convenience function to identify a job uniquely without pulling all the data that |
| * {@link #toString()} returns. |
| */ |
| public String toShortString() { |
| StringBuilder sb = new StringBuilder(); |
| sb.append(Integer.toHexString(System.identityHashCode(this))); |
| sb.append(" jId="); |
| sb.append(job.getId()); |
| sb.append(' '); |
| UserHandle.formatUid(sb, callingUid); |
| sb.append(' '); |
| sb.append(batteryName); |
| return sb.toString(); |
| } |
| |
| void dumpConstraints(PrintWriter pw, int constraints) { |
| if ((constraints&CONSTRAINT_CHARGING) != 0) { |
| pw.print(" CHARGING"); |
| } |
| if ((constraints&CONSTRAINT_TIMING_DELAY) != 0) { |
| pw.print(" TIMING_DELAY"); |
| } |
| if ((constraints&CONSTRAINT_DEADLINE) != 0) { |
| pw.print(" DEADLINE"); |
| } |
| if ((constraints&CONSTRAINT_IDLE) != 0) { |
| pw.print(" IDLE"); |
| } |
| if ((constraints&CONSTRAINT_UNMETERED) != 0) { |
| pw.print(" UNMETERED"); |
| } |
| if ((constraints&CONSTRAINT_CONNECTIVITY) != 0) { |
| pw.print(" CONNECTIVITY"); |
| } |
| if ((constraints&CONSTRAINT_APP_NOT_IDLE) != 0) { |
| pw.print(" APP_NOT_IDLE"); |
| } |
| if ((constraints&CONSTRAINT_CONTENT_TRIGGER) != 0) { |
| pw.print(" CONTENT_TRIGGER"); |
| } |
| } |
| |
| // Dumpsys infrastructure |
| public void dump(PrintWriter pw, String prefix, boolean full) { |
| pw.print(prefix); UserHandle.formatUid(pw, callingUid); |
| pw.print(" tag="); pw.println(tag); |
| pw.print(prefix); |
| pw.print("Source: uid="); UserHandle.formatUid(pw, getSourceUid()); |
| pw.print(" user="); pw.print(getSourceUserId()); |
| pw.print(" pkg="); pw.println(getSourcePackageName()); |
| if (full) { |
| pw.print(prefix); pw.println("JobInfo:"); pw.print(prefix); |
| pw.print(" Service: "); pw.println(job.getService().flattenToShortString()); |
| if (job.isPeriodic()) { |
| pw.print(prefix); pw.print(" PERIODIC: interval="); |
| TimeUtils.formatDuration(job.getIntervalMillis(), pw); |
| pw.print(" flex="); TimeUtils.formatDuration(job.getFlexMillis(), pw); |
| pw.println(); |
| } |
| if (job.isPersisted()) { |
| pw.print(prefix); pw.println(" PERSISTED"); |
| } |
| if (job.getPriority() != 0) { |
| pw.print(prefix); pw.print(" Priority: "); pw.println(job.getPriority()); |
| } |
| pw.print(prefix); pw.print(" Requires: charging="); |
| pw.print(job.isRequireCharging()); pw.print(" deviceIdle="); |
| pw.println(job.isRequireDeviceIdle()); |
| if (job.getTriggerContentUris() != null) { |
| pw.print(prefix); pw.println(" Trigger content URIs:"); |
| for (int i = 0; i < job.getTriggerContentUris().length; i++) { |
| JobInfo.TriggerContentUri trig = job.getTriggerContentUris()[i]; |
| pw.print(prefix); pw.print(" "); |
| pw.print(Integer.toHexString(trig.getFlags())); |
| pw.print(' '); pw.println(trig.getUri()); |
| } |
| } |
| if (job.getNetworkType() != JobInfo.NETWORK_TYPE_NONE) { |
| pw.print(prefix); pw.print(" Network type: "); pw.println(job.getNetworkType()); |
| } |
| if (job.getMinLatencyMillis() != 0) { |
| pw.print(prefix); pw.print(" Minimum latency: "); |
| TimeUtils.formatDuration(job.getMinLatencyMillis(), pw); |
| pw.println(); |
| } |
| if (job.getMaxExecutionDelayMillis() != 0) { |
| pw.print(prefix); pw.print(" Max execution delay: "); |
| TimeUtils.formatDuration(job.getMaxExecutionDelayMillis(), pw); |
| pw.println(); |
| } |
| pw.print(prefix); pw.print(" Backoff: policy="); pw.print(job.getBackoffPolicy()); |
| pw.print(" initial="); TimeUtils.formatDuration(job.getInitialBackoffMillis(), pw); |
| pw.println(); |
| if (job.hasEarlyConstraint()) { |
| pw.print(prefix); pw.println(" Has early constraint"); |
| } |
| if (job.hasLateConstraint()) { |
| pw.print(prefix); pw.println(" Has late constraint"); |
| } |
| } |
| pw.print(prefix); pw.print("Required constraints:"); |
| dumpConstraints(pw, requiredConstraints); |
| pw.println(); |
| if (full) { |
| pw.print(prefix); pw.print("Satisfied constraints:"); |
| dumpConstraints(pw, satisfiedConstraints); |
| pw.println(); |
| } |
| if (changedAuthorities != null) { |
| pw.print(prefix); pw.println("Changed authorities:"); |
| for (int i=0; i<changedAuthorities.size(); i++) { |
| pw.print(prefix); pw.print(" "); pw.println(changedAuthorities.valueAt(i)); |
| } |
| if (changedUris != null) { |
| pw.print(prefix); pw.println("Changed URIs:"); |
| for (int i=0; i<changedUris.size(); i++) { |
| pw.print(prefix); pw.print(" "); pw.println(changedUris.valueAt(i)); |
| } |
| } |
| } |
| pw.print(prefix); pw.print("Earliest run time: "); |
| pw.println(formatRunTime(earliestRunTimeElapsedMillis, NO_EARLIEST_RUNTIME)); |
| pw.print(prefix); pw.print("Latest run time: "); |
| pw.println(formatRunTime(latestRunTimeElapsedMillis, NO_LATEST_RUNTIME)); |
| if (numFailures != 0) { |
| pw.print(prefix); pw.print("Num failures: "); pw.println(numFailures); |
| } |
| } |
| } |