Vendor in latest psgo code to fix race conditions

When running podman top, the processes collected can exit befor
psgo gets information on the processes.  This can cause some weird
errors and creates some CI flakes.

psgo now properly ignores this situation rather then returning errors

Signed-off-by: Daniel J Walsh <dwalsh@redhat.com>

12 files changed, 174 insertions, 2 deletions

diff --git a/vendor/github.com/containers/psgo/internal/capabilities/capabilities.go b/vendor/github.com/containers/psgo/internal/capabilities/capabilities.go
index 8aba94f39..c46468930 100644
--- a/vendor/github.com/containers/psgo/internal/capabilities/capabilities.go
+++ b/vendor/github.com/containers/psgo/internal/capabilities/capabilities.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 capabilities provides a mapping from common kernel bit masks to the
 // alphanumerical represenation of kernel capabilities.  See capabilities(7)
 // for additional information.
diff --git a/vendor/github.com/containers/psgo/internal/dev/tty.go b/vendor/github.com/containers/psgo/internal/dev/tty.go
index 37be9972d..cc7d0a422 100644
--- a/vendor/github.com/containers/psgo/internal/dev/tty.go
+++ b/vendor/github.com/containers/psgo/internal/dev/tty.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 dev
 
 import (
diff --git a/vendor/github.com/containers/psgo/internal/host/host.go b/vendor/github.com/containers/psgo/internal/host/host.go
index 7c2a48cb2..4b145ecfb 100644
--- a/vendor/github.com/containers/psgo/internal/host/host.go
+++ b/vendor/github.com/containers/psgo/internal/host/host.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 host extracts data from the host, such as the system's boot time or
 // the tick rate of the system clock.
 package host
diff --git a/vendor/github.com/containers/psgo/internal/proc/attr.go b/vendor/github.com/containers/psgo/internal/proc/attr.go
index 0385ef9e6..9ef694bdc 100644
--- a/vendor/github.com/containers/psgo/internal/proc/attr.go
+++ b/vendor/github.com/containers/psgo/internal/proc/attr.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 proc
 
 import (
diff --git a/vendor/github.com/containers/psgo/internal/proc/cmdline.go b/vendor/github.com/containers/psgo/internal/proc/cmdline.go
index 1899dd2dc..669149543 100644
--- a/vendor/github.com/containers/psgo/internal/proc/cmdline.go
+++ b/vendor/github.com/containers/psgo/internal/proc/cmdline.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 proc
 
 import (
diff --git a/vendor/github.com/containers/psgo/internal/proc/ns.go b/vendor/github.com/containers/psgo/internal/proc/ns.go
index fbfbd4894..5d5ef2814 100644
--- a/vendor/github.com/containers/psgo/internal/proc/ns.go
+++ b/vendor/github.com/containers/psgo/internal/proc/ns.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 proc
 
 import (
diff --git a/vendor/github.com/containers/psgo/internal/proc/pids.go b/vendor/github.com/containers/psgo/internal/proc/pids.go
index ff1565cf1..ff4887364 100644
--- a/vendor/github.com/containers/psgo/internal/proc/pids.go
+++ b/vendor/github.com/containers/psgo/internal/proc/pids.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 proc
 
 import (
diff --git a/vendor/github.com/containers/psgo/internal/proc/stat.go b/vendor/github.com/containers/psgo/internal/proc/stat.go
index b238b4fcf..866a5cdda 100644
--- a/vendor/github.com/containers/psgo/internal/proc/stat.go
+++ b/vendor/github.com/containers/psgo/internal/proc/stat.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 proc
 
 import (
diff --git a/vendor/github.com/containers/psgo/internal/proc/status.go b/vendor/github.com/containers/psgo/internal/proc/status.go
index 364d9e9a2..68e2acff6 100644
--- a/vendor/github.com/containers/psgo/internal/proc/status.go
+++ b/vendor/github.com/containers/psgo/internal/proc/status.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 proc
 
 import (
diff --git a/vendor/github.com/containers/psgo/internal/process/process.go b/vendor/github.com/containers/psgo/internal/process/process.go
index 6a8dfb0c0..0afbf721d 100644
--- a/vendor/github.com/containers/psgo/internal/process/process.go
+++ b/vendor/github.com/containers/psgo/internal/process/process.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 process
 
 import (
@@ -94,7 +108,7 @@ func FromPIDs(ctx *types.PsContext, pids []string) ([]*Process, error) {
 	for _, pid := range pids {
 		p, err := New(ctx, pid)
 		if err != nil {
-			if os.IsNotExist(err) {
+			if os.IsNotExist(errors.Cause(err)) {
 				// proc parsing is racy
 				// Let's ignore "does not exist" errors
 				continue
diff --git a/vendor/github.com/containers/psgo/internal/types/types.go b/vendor/github.com/containers/psgo/internal/types/types.go
index 9069e8000..1f6fe0eaa 100644
--- a/vendor/github.com/containers/psgo/internal/types/types.go
+++ b/vendor/github.com/containers/psgo/internal/types/types.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 types
 
 // PsContext controls some internals of the psgo library.
diff --git a/vendor/github.com/containers/psgo/psgo.go b/vendor/github.com/containers/psgo/psgo.go
index 3f3723600..47a50264f 100644
--- a/vendor/github.com/containers/psgo/psgo.go
+++ b/vendor/github.com/containers/psgo/psgo.go
@@ -1,3 +1,17 @@
+// Copyright 2018 psgo authors
+//
+// 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 psgo is a ps (1) AIX-format compatible golang library extended with
 // various descriptors useful for displaying container-related data.
 //
@@ -349,7 +363,7 @@ func JoinNamespaceAndProcessInfoByPids(pids []string, descriptors []string) ([][
 	for _, pid := range pids {
 		ns, err := proc.ParsePIDNamespace(pid)
 		if err != nil {
-			if os.IsNotExist(err) {
+			if os.IsNotExist(errors.Cause(err)) {
 				// catch race conditions
 				continue
 			}
@@ -364,6 +378,10 @@ func JoinNamespaceAndProcessInfoByPids(pids []string, descriptors []string) ([][
 	data := [][]string{}
 	for i, pid := range pidList {
 		pidData, err := JoinNamespaceAndProcessInfo(pid, descriptors)
+		if os.IsNotExist(errors.Cause(err)) {
+			// catch race conditions
+			continue
+		}
 		if err != nil {
 			return nil, err
 		}