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authordependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>2021-07-19 12:19:29 +0000
committerGitHub <noreply@github.com>2021-07-19 12:19:29 +0000
commit0784a5d0476e4049272411b5e045c0619fe62711 (patch)
tree961f80347b9fd5996afc72ed6c65c1ccdbeaf966 /vendor
parent20c9f74c77683730455df4fb5e7722a192b78a92 (diff)
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Bump github.com/opencontainers/runc from 1.0.0 to 1.0.1
Bumps [github.com/opencontainers/runc](https://github.com/opencontainers/runc) from 1.0.0 to 1.0.1. - [Release notes](https://github.com/opencontainers/runc/releases) - [Commits](https://github.com/opencontainers/runc/compare/v1.0.0...v1.0.1) --- updated-dependencies: - dependency-name: github.com/opencontainers/runc dependency-type: direct:production update-type: version-update:semver-patch ... Signed-off-by: dependabot[bot] <support@github.com>
Diffstat (limited to 'vendor')
-rw-r--r--vendor/github.com/opencontainers/runc/libcontainer/user/user.go92
-rw-r--r--vendor/modules.txt2
2 files changed, 64 insertions, 30 deletions
diff --git a/vendor/github.com/opencontainers/runc/libcontainer/user/user.go b/vendor/github.com/opencontainers/runc/libcontainer/user/user.go
index d2c16f7fd..cc7a106be 100644
--- a/vendor/github.com/opencontainers/runc/libcontainer/user/user.go
+++ b/vendor/github.com/opencontainers/runc/libcontainer/user/user.go
@@ -2,6 +2,7 @@ package user
import (
"bufio"
+ "bytes"
"errors"
"fmt"
"io"
@@ -55,11 +56,11 @@ type IDMap struct {
Count int64
}
-func parseLine(line string, v ...interface{}) {
- parseParts(strings.Split(line, ":"), v...)
+func parseLine(line []byte, v ...interface{}) {
+ parseParts(bytes.Split(line, []byte(":")), v...)
}
-func parseParts(parts []string, v ...interface{}) {
+func parseParts(parts [][]byte, v ...interface{}) {
if len(parts) == 0 {
return
}
@@ -75,16 +76,16 @@ func parseParts(parts []string, v ...interface{}) {
// This is legit.
switch e := v[i].(type) {
case *string:
- *e = p
+ *e = string(p)
case *int:
// "numbers", with conversion errors ignored because of some misbehaving configuration files.
- *e, _ = strconv.Atoi(p)
+ *e, _ = strconv.Atoi(string(p))
case *int64:
- *e, _ = strconv.ParseInt(p, 10, 64)
+ *e, _ = strconv.ParseInt(string(p), 10, 64)
case *[]string:
// Comma-separated lists.
- if p != "" {
- *e = strings.Split(p, ",")
+ if len(p) != 0 {
+ *e = strings.Split(string(p), ",")
} else {
*e = []string{}
}
@@ -128,8 +129,8 @@ func ParsePasswdFilter(r io.Reader, filter func(User) bool) ([]User, error) {
)
for s.Scan() {
- line := strings.TrimSpace(s.Text())
- if line == "" {
+ line := bytes.TrimSpace(s.Bytes())
+ if len(line) == 0 {
continue
}
@@ -179,15 +180,53 @@ func ParseGroupFilter(r io.Reader, filter func(Group) bool) ([]Group, error) {
if r == nil {
return nil, fmt.Errorf("nil source for group-formatted data")
}
+ rd := bufio.NewReader(r)
+ out := []Group{}
- var (
- s = bufio.NewScanner(r)
- out = []Group{}
- )
+ // Read the file line-by-line.
+ for {
+ var (
+ isPrefix bool
+ wholeLine []byte
+ err error
+ )
- for s.Scan() {
- text := s.Text()
- if text == "" {
+ // Read the next line. We do so in chunks (as much as reader's
+ // buffer is able to keep), check if we read enough columns
+ // already on each step and store final result in wholeLine.
+ for {
+ var line []byte
+ line, isPrefix, err = rd.ReadLine()
+
+ if err != nil {
+ // We should return no error if EOF is reached
+ // without a match.
+ if err == io.EOF { //nolint:errorlint // comparison with io.EOF is legit, https://github.com/polyfloyd/go-errorlint/pull/12
+ err = nil
+ }
+ return out, err
+ }
+
+ // Simple common case: line is short enough to fit in a
+ // single reader's buffer.
+ if !isPrefix && len(wholeLine) == 0 {
+ wholeLine = line
+ break
+ }
+
+ wholeLine = append(wholeLine, line...)
+
+ // Check if we read the whole line already.
+ if !isPrefix {
+ break
+ }
+ }
+
+ // There's no spec for /etc/passwd or /etc/group, but we try to follow
+ // the same rules as the glibc parser, which allows comments and blank
+ // space at the beginning of a line.
+ wholeLine = bytes.TrimSpace(wholeLine)
+ if len(wholeLine) == 0 || wholeLine[0] == '#' {
continue
}
@@ -197,17 +236,12 @@ func ParseGroupFilter(r io.Reader, filter func(Group) bool) ([]Group, error) {
// root:x:0:root
// adm:x:4:root,adm,daemon
p := Group{}
- parseLine(text, &p.Name, &p.Pass, &p.Gid, &p.List)
+ parseLine(wholeLine, &p.Name, &p.Pass, &p.Gid, &p.List)
if filter == nil || filter(p) {
out = append(out, p)
}
}
- if err := s.Err(); err != nil {
- return nil, err
- }
-
- return out, nil
}
type ExecUser struct {
@@ -278,7 +312,7 @@ func GetExecUser(userSpec string, defaults *ExecUser, passwd, group io.Reader) (
// Allow for userArg to have either "user" syntax, or optionally "user:group" syntax
var userArg, groupArg string
- parseLine(userSpec, &userArg, &groupArg)
+ parseLine([]byte(userSpec), &userArg, &groupArg)
// Convert userArg and groupArg to be numeric, so we don't have to execute
// Atoi *twice* for each iteration over lines.
@@ -496,8 +530,8 @@ func ParseSubIDFilter(r io.Reader, filter func(SubID) bool) ([]SubID, error) {
)
for s.Scan() {
- line := strings.TrimSpace(s.Text())
- if line == "" {
+ line := bytes.TrimSpace(s.Bytes())
+ if len(line) == 0 {
continue
}
@@ -549,14 +583,14 @@ func ParseIDMapFilter(r io.Reader, filter func(IDMap) bool) ([]IDMap, error) {
)
for s.Scan() {
- line := strings.TrimSpace(s.Text())
- if line == "" {
+ line := bytes.TrimSpace(s.Bytes())
+ if len(line) == 0 {
continue
}
// see: man 7 user_namespaces
p := IDMap{}
- parseParts(strings.Fields(line), &p.ID, &p.ParentID, &p.Count)
+ parseParts(bytes.Fields(line), &p.ID, &p.ParentID, &p.Count)
if filter == nil || filter(p) {
out = append(out, p)
diff --git a/vendor/modules.txt b/vendor/modules.txt
index cdda0641f..337d85442 100644
--- a/vendor/modules.txt
+++ b/vendor/modules.txt
@@ -503,7 +503,7 @@ github.com/opencontainers/go-digest
# github.com/opencontainers/image-spec v1.0.2-0.20190823105129-775207bd45b6
github.com/opencontainers/image-spec/specs-go
github.com/opencontainers/image-spec/specs-go/v1
-# github.com/opencontainers/runc v1.0.0
+# github.com/opencontainers/runc v1.0.1
github.com/opencontainers/runc/libcontainer/apparmor
github.com/opencontainers/runc/libcontainer/cgroups
github.com/opencontainers/runc/libcontainer/configs