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2019-12-07Merge release-20191129.0-23-g01eadf5 (automated)gVisor bot
2019-12-06Bump up Go 1.13 as minimum requirementFabricio Voznika
PiperOrigin-RevId: 284320186
2019-12-07Merge release-20191129.0-21-ge70636d (automated)gVisor bot
2019-12-06Merge pull request #1233 from xiaobo55x:compatLoggVisor bot
PiperOrigin-RevId: 284305935
2019-12-07Merge release-20191129.0-18-g371e210 (automated)gVisor bot
2019-12-06Add runtime tracing.Adin Scannell
This adds meaningful annotations to the trace generated by the runtime/trace package. PiperOrigin-RevId: 284290115
2019-12-06Implement TTY field in control.Processes().Nicolas Lacasse
Threadgroups already know their TTY (if they have one), which now contains the TTY Index, and is returned in the Processes() call. PiperOrigin-RevId: 284263850
2019-12-06Merge release-20191129.0-13-gea7a100 (automated)gVisor bot
2019-12-06Make annotations OCI compliantFabricio Voznika
Changed annotation to follow the standard defined here: https://github.com/opencontainers/image-spec/blob/master/annotations.md PiperOrigin-RevId: 284254847
2019-12-06Merge release-20191129.0-8-g40035d7 (automated)gVisor bot
2019-12-05Fix possible race condition destroying containerFabricio Voznika
When the sandbox is destroyed, making URPC calls to destroy the container will fail. The code was checking if the sandbox was running before attempting to make the URPC call, but that is racy. PiperOrigin-RevId: 284093764
2019-12-03Merge release-20191114.0-49-g19b2d99 (automated)gVisor bot
2019-12-03Support IP_TOS and IPV6_TCLASS socket options for hostinet sockets.Dean Deng
There are two potential ways of sending a TOS byte with outgoing packets: including a control message in sendmsg, or setting the IP_TOS/IPV6_TCLASS socket options (for IPV4 and IPV6 respectively). This change lets hostinet support the latter. Fixes #1188 PiperOrigin-RevId: 283550925
2019-12-03Enable runsc compatLog support on arm64.Haibo Xu
Signed-off-by: Haibo Xu <haibo.xu@arm.com> Change-Id: I3fd5e552f5f03b5144ed52647f75af3b8253b1d6
2019-11-28Merge release-20191114.0-41-g684f757 (automated)gVisor bot
2019-11-27Add support for receiving TOS and TCLASS control messages in hostinet.Dean Deng
This involves allowing getsockopt/setsockopt for the corresponding socket options, as well as allowing hostinet to process control messages received from the actual recvmsg syscall. PiperOrigin-RevId: 282851425
2019-11-27Merge release-20191114.0-38-g4a620c4 (automated)gVisor bot
2019-11-26Merge pull request #981 from tanjianfeng:fix-898gVisor bot
PiperOrigin-RevId: 282669859
2019-11-25Merge release-20191114.0-32-g97d2c9a (automated)gVisor bot
2019-11-25Use mount hints to determine FileAccessTypeFabricio Voznika
PiperOrigin-RevId: 282401165
2019-11-25Merge release-20191114.0-30-g0416c24 (automated)gVisor bot
2019-11-25Merge pull request #1176 from xiaobo55x:runsc_bootgVisor bot
PiperOrigin-RevId: 282382564
2019-11-23gofer: reduce CPU usage on GC as of frequent readdirJianfeng Tan
Refer to golang mallocgc(), each time of allocating an object > 32 KB, a gc will be triggered. When we do readdir, sentry always passes 65535, which leads to a malloc of 65535 * sizeof(p9.Direnta) > 32 KB. Considering we already use slice append, let's avoid defining the capability for this slide. Command for test: Before this change: (container)$ time tree linux-5.3.1 > /dev/null real 0m54.272s user 0m2.010s sys 0m1.740s (CPU usage of Gofer: ~30 cores) (host)$ perf top -p <pid-of-gofer> 42.57% runsc [.] runtime.gcDrain 23.41% runsc [.] runtime.(*lfstack).pop 9.74% runsc [.] runtime.greyobject 8.06% runsc [.] runtime.(*lfstack).push 4.33% runsc [.] runtime.scanobject 1.69% runsc [.] runtime.findObject 1.12% runsc [.] runtime.findrunnable 0.69% runsc [.] runtime.runqgrab ... (host)$ mkdir test && cd test (host)$ for i in `seq 1 65536`; do mkdir $i; done (container)$ time ls test/ > /dev/null real 2m10.934s user 0m0.280s sys 0m4.260s (CPU usage of Gofer: ~1 core) After this change: (container)$ time tree linux-5.3.1 > /dev/null real 0m22.465s user 0m1.270s sys 0m1.310s (CPU usage of Gofer: ~1 core) $ perf top -p <pid-of-gofer> 20.57% runsc [.] runtime.gcDrain 7.15% runsc [.] runtime.(*lfstack).pop 4.11% runsc [.] runtime.scanobject 3.78% runsc [.] runtime.greyobject 2.78% runsc [.] runtime.(*lfstack).push ... (host)$ mkdir test && cd test (host)$ for i in `seq 1 65536`; do mkdir $i; done (container)$ time ls test/ > /dev/null real 0m13.338s user 0m0.190s sys 0m3.980s (CPU usage of Gofer: ~0.8 core) Fixes #898 Signed-off-by: Jianfeng Tan <henry.tjf@antfin.com>
2019-11-22Merge release-20191114.0-24-g5eb5221 (automated)gVisor bot
2019-11-22Force timezone initialization before filter installationMichael Pratt
The first use of time.Local (usually via time.Time.Date, et. al) performs initialization of the local timezone, which involves open several tzdata files from the host. Since filter installation disallows open, we should explicitly force this initialization rather than implicitly depending on the first logging (or other time) call occurring before filter installation. PiperOrigin-RevId: 282053121
2019-11-13Enable runsc/boot support on arm64.Haibo Xu
This patch also include a minor change to replace syscall.Dup2 with syscall.Dup3 which was missed in a previous commit(ref a25a976). Signed-off-by: Haibo Xu <haibo.xu@arm.com> Change-Id: I00beb9cc492e44c762ebaa3750201c63c1f7c2f3
2019-11-07Merge release-20190806.1-377-gf8ffadd (automated)gVisor bot
2019-11-06Add p9.OpenTruncate.Jamie Liu
This is required to implement O_TRUNC correctly on filesystems backed by gofers. 9P2000.L: "lopen prepares fid for file I/O. flags contains Linux open(2) flags bits, e.g. O_RDONLY, O_RDWR, O_WRONLY." open(2): "The argument flags must include one of the following access modes: O_RDONLY, O_WRONLY, or O_RDWR. ... In addition, zero or more file creation flags and file status flags can be bitwise-or'd in flags." The reference 9P2000.L implementation also appears to expect arbitrary flags, not just access modes, in Tlopen.flags: https://github.com/chaos/diod/blob/master/diod/ops.c#L703 PiperOrigin-RevId: 278972683
2019-11-05Fix repository build scripts.Adin Scannell
This fixes a number of issues with the repository build process: * Fix the overall structure of the repository. * Fix the debian package description. * Fix the broken version number for packages. * Update the digest algorithm used for signing the release. I've validated that installation works from a separate staging bucket. Updates #852 PiperOrigin-RevId: 278716914
2019-11-04Merge release-20190806.1-367-gb23b36e (automated)gVisor bot
2019-11-04Add NETLINK_KOBJECT_UEVENT socket supportMichael Pratt
NETLINK_KOBJECT_UEVENT sockets send udev-style messages for device events. gVisor doesn't have any device events, so our sockets don't need to do anything once created. systemd's device manager needs to be able to create one of these sockets. It also wants to install a BPF filter on the socket. Since we'll never send any messages, the filter would never be invoked, thus we just fake it out. Fixes #1117 Updates #1119 PiperOrigin-RevId: 278405893
2019-11-02Merge release-20190806.1-365-g802a3b3 (automated)gVisor bot
2019-11-01Merge pull request #1109 from xiaobo55x:fsgofergVisor bot
PiperOrigin-RevId: 278032567
2019-11-01Merge release-20190806.1-361-ge70f286 (automated)gVisor bot
2019-11-01Allow the watchdog to detect when the sandbox is stuck during setup.Nicolas Lacasse
The watchdog currently can find stuck tasks, but has no way to tell if the sandbox is stuck before the application starts executing. This CL adds a startup timeout and action to the watchdog. If Start() is not called before the given timeout (if non-zero), then the watchdog will take the action. PiperOrigin-RevId: 277970577
2019-11-01Merge release-20190806.1-357-g36837c4 (automated)gVisor bot
2019-10-31Add systemd-cgroup flag option.Ian Lewis
Adds a systemd-cgroup flag option that prints an error letting the user know that systemd cgroups are not supported and points them to the relevant issue. Issue #193 PiperOrigin-RevId: 277837162
2019-10-31Merge release-20190806.1-354-g7dcfcd5 (automated)gVisor bot
2019-10-31Merge pull request #1058 from cmingxu:mastergVisor bot
PiperOrigin-RevId: 277623766
2019-10-30Merge release-20190806.1-347-gca90dad (automated)gVisor bot
2019-10-30Fix container lockingFabricio Voznika
Sandbox root dir was not being saved with the Container state, so it would point to the wrong directory location when attempting to lock the sandbox. This led to race conditions saving and loading container state. Fixing it, led to multiple deadlocks. I've moved the saving and locking logic to a separate struct and moved the lock file inside the RootDir (instead of container root dir), which allows the lock to be taken inside Destroy, and removes the need to lock the sandbox. PiperOrigin-RevId: 277599612
2019-10-30Merge release-20190806.1-346-gdb37483 (automated)gVisor bot
2019-10-30Store endpoints inside multiPortEndpoint in a sorted orderAndrei Vagin
It is required to guarantee the same order of endpoints after save/restore. PiperOrigin-RevId: 277598665
2019-10-30Enable runsc/fsgofer support on arm64.Haibo Xu
newfstatat() syscall is not supported on arm64, so we resort to use the fstatat() syscall. Signed-off-by: Haibo Xu <haibo.xu@arm.com> Change-Id: I9e89d46c5ec9ae07db201c9da5b6dda9bfd2eaf0
2019-10-29Merge release-20190806.1-336-g8b04e2d (automated)gVisor bot
2019-10-28Cast the Stat_t.Nlink to uint64 on arm64.Haibo Xu
Since the syscall.Stat_t.Nlink is defined as different types on amd64 and arm64(uint64 and uint32 respectively), we need to cast them to a unified uint64 type in gVisor code. Signed-off-by: Haibo Xu <haibo.xu@arm.com> Change-Id: I7542b99b195c708f3fc49b1cbe6adebdd2f6e96b
2019-10-24Fix early deletion of rootDirFabricio Voznika
container.startContainers() cannot be called twice in a test (e.g. TestMultiContainerLoadSandbox) because the cleanup function deletes the rootDir, together with information from all other containers that may exist. PiperOrigin-RevId: 276591806
2019-10-23fix typokevin.xu
fix a typo
2019-10-23remove duplicated periodkevin.xu
remove a duplicated period
2019-10-23Merge release-20190806.1-306-g6122b41 (automated)gVisor bot