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-rw-r--r--pkg/adapter/containers.go10
-rw-r--r--pkg/adapter/terminal_linux.go2
-rw-r--r--pkg/rootless/rootless_linux.go8
-rw-r--r--pkg/rootless/rootless_unsupported.go5
-rw-r--r--pkg/spec/createconfig.go3
-rw-r--r--pkg/spec/spec.go10
-rw-r--r--pkg/varlinkapi/containers.go22
7 files changed, 40 insertions, 20 deletions
diff --git a/pkg/adapter/containers.go b/pkg/adapter/containers.go
index 51efdccc7..e67cc03ba 100644
--- a/pkg/adapter/containers.go
+++ b/pkg/adapter/containers.go
@@ -899,7 +899,7 @@ func (r *LocalRuntime) execPS(c *libpod.Container, args []string) ([]string, err
}()
cmd := append([]string{"ps"}, args...)
- ec, err := c.Exec(false, false, []string{}, cmd, "", "", streams, 0, nil, "")
+ ec, err := c.Exec(false, false, map[string]string{}, cmd, "", "", streams, 0, nil, "")
if err != nil {
return nil, err
} else if ec != 0 {
@@ -959,12 +959,6 @@ func (r *LocalRuntime) ExecContainer(ctx context.Context, cli *cliconfig.ExecVal
return ec, errors.Wrapf(err, "unable to process environment variables")
}
- // Build env slice of key=value strings for Exec
- envs := []string{}
- for k, v := range env {
- envs = append(envs, fmt.Sprintf("%s=%s", k, v))
- }
-
streams := new(libpod.AttachStreams)
streams.OutputStream = os.Stdout
streams.ErrorStream = os.Stderr
@@ -975,7 +969,7 @@ func (r *LocalRuntime) ExecContainer(ctx context.Context, cli *cliconfig.ExecVal
streams.AttachOutput = true
streams.AttachError = true
- ec, err = ExecAttachCtr(ctx, ctr.Container, cli.Tty, cli.Privileged, envs, cmd, cli.User, cli.Workdir, streams, cli.PreserveFDs, cli.DetachKeys)
+ ec, err = ExecAttachCtr(ctx, ctr.Container, cli.Tty, cli.Privileged, env, cmd, cli.User, cli.Workdir, streams, uint(cli.PreserveFDs), cli.DetachKeys)
return define.TranslateExecErrorToExitCode(ec, err), err
}
diff --git a/pkg/adapter/terminal_linux.go b/pkg/adapter/terminal_linux.go
index 26cfd7b5e..16e552802 100644
--- a/pkg/adapter/terminal_linux.go
+++ b/pkg/adapter/terminal_linux.go
@@ -13,7 +13,7 @@ import (
)
// ExecAttachCtr execs and attaches to a container
-func ExecAttachCtr(ctx context.Context, ctr *libpod.Container, tty, privileged bool, env, cmd []string, user, workDir string, streams *libpod.AttachStreams, preserveFDs int, detachKeys string) (int, error) {
+func ExecAttachCtr(ctx context.Context, ctr *libpod.Container, tty, privileged bool, env map[string]string, cmd []string, user, workDir string, streams *libpod.AttachStreams, preserveFDs uint, detachKeys string) (int, error) {
resize := make(chan remotecommand.TerminalSize)
haveTerminal := terminal.IsTerminal(int(os.Stdin.Fd()))
diff --git a/pkg/rootless/rootless_linux.go b/pkg/rootless/rootless_linux.go
index 05d641383..99307e8c4 100644
--- a/pkg/rootless/rootless_linux.go
+++ b/pkg/rootless/rootless_linux.go
@@ -431,12 +431,14 @@ func becomeRootInUserNS(pausePid, fileToRead string, fileOutput *os.File) (bool,
if err != nil {
return false, -1, errors.Wrapf(err, "cannot write setgroups file")
}
+ logrus.Debugf("write setgroups file exited with 0")
uidMap := fmt.Sprintf("/proc/%d/uid_map", pid)
err = ioutil.WriteFile(uidMap, []byte(fmt.Sprintf("%d %d 1\n", 0, os.Geteuid())), 0666)
if err != nil {
return false, -1, errors.Wrapf(err, "cannot write uid_map")
}
+ logrus.Debugf("write uid_map exited with 0")
}
gidsMapped := false
@@ -602,7 +604,7 @@ func TryJoinFromFilePaths(pausePidPath string, needNewNamespace bool, paths []st
return joinUserAndMountNS(uint(pausePid), pausePidPath)
}
-func readMappingsProc(path string) ([]idtools.IDMap, error) {
+func ReadMappingsProc(path string) ([]idtools.IDMap, error) {
file, err := os.Open(path)
if err != nil {
return nil, errors.Wrapf(err, "cannot open %s", path)
@@ -668,7 +670,7 @@ func ConfigurationMatches() (bool, error) {
return false, err
}
- currentUIDs, err := readMappingsProc("/proc/self/uid_map")
+ currentUIDs, err := ReadMappingsProc("/proc/self/uid_map")
if err != nil {
return false, err
}
@@ -677,7 +679,7 @@ func ConfigurationMatches() (bool, error) {
return false, err
}
- currentGIDs, err := readMappingsProc("/proc/self/gid_map")
+ currentGIDs, err := ReadMappingsProc("/proc/self/gid_map")
if err != nil {
return false, err
}
diff --git a/pkg/rootless/rootless_unsupported.go b/pkg/rootless/rootless_unsupported.go
index ddd9182b0..ce488f364 100644
--- a/pkg/rootless/rootless_unsupported.go
+++ b/pkg/rootless/rootless_unsupported.go
@@ -65,3 +65,8 @@ func ConfigurationMatches() (bool, error) {
func GetConfiguredMappings() ([]idtools.IDMap, []idtools.IDMap, error) {
return nil, nil, errors.New("this function is not supported on this os")
}
+
+// ReadMappingsProc returns the uid_map and gid_map
+func ReadMappingsProc(path string) ([]idtools.IDMap, error) {
+ return nil, nil
+}
diff --git a/pkg/spec/createconfig.go b/pkg/spec/createconfig.go
index b7d55b963..2addfda4b 100644
--- a/pkg/spec/createconfig.go
+++ b/pkg/spec/createconfig.go
@@ -205,8 +205,7 @@ func (c *CreateConfig) getContainerCreateOptions(runtime *libpod.Runtime, pod *l
if c.Interactive {
options = append(options, libpod.WithStdin())
}
- if c.Systemd && (strings.HasSuffix(c.Command[0], "init") ||
- strings.HasSuffix(c.Command[0], "systemd")) {
+ if c.Systemd {
options = append(options, libpod.WithSystemd())
}
if c.Name != "" {
diff --git a/pkg/spec/spec.go b/pkg/spec/spec.go
index 57c6e8da7..8f00d3270 100644
--- a/pkg/spec/spec.go
+++ b/pkg/spec/spec.go
@@ -302,8 +302,8 @@ func (config *CreateConfig) createConfigToOCISpec(runtime *libpod.Runtime, userM
// RESOURCES - PIDS
if config.Resources.PidsLimit > 0 {
- // if running on rootless on a cgroupv1 machine, pids limit is
- // not supported. If the value is still the default
+ // if running on rootless on a cgroupv1 machine or using the cgroupfs manager, pids
+ // limit is not supported. If the value is still the default
// then ignore the settings. If the caller asked for a
// non-default, then try to use it.
setPidLimit := true
@@ -312,7 +312,11 @@ func (config *CreateConfig) createConfigToOCISpec(runtime *libpod.Runtime, userM
if err != nil {
return nil, err
}
- if !cgroup2 && config.Resources.PidsLimit == sysinfo.GetDefaultPidsLimit() {
+ runtimeConfig, err := runtime.GetConfig()
+ if err != nil {
+ return nil, err
+ }
+ if (!cgroup2 || runtimeConfig.CgroupManager != libpod.SystemdCgroupsManager) && config.Resources.PidsLimit == sysinfo.GetDefaultPidsLimit() {
setPidLimit = false
}
}
diff --git a/pkg/varlinkapi/containers.go b/pkg/varlinkapi/containers.go
index 79fcef11a..b471ee2cf 100644
--- a/pkg/varlinkapi/containers.go
+++ b/pkg/varlinkapi/containers.go
@@ -9,6 +9,7 @@ import (
"io"
"io/ioutil"
"os"
+ "strings"
"sync"
"syscall"
"time"
@@ -563,9 +564,14 @@ func (i *LibpodAPI) GetAttachSockets(call iopodman.VarlinkCall, name string) err
}
}
+ sockPath, err := ctr.AttachSocketPath()
+ if err != nil {
+ return call.ReplyErrorOccurred(err.Error())
+ }
+
s := iopodman.Sockets{
Container_id: ctr.ID(),
- Io_socket: ctr.AttachSocketPath(),
+ Io_socket: sockPath,
Control_socket: ctr.ControlSocketPath(),
}
return call.ReplyGetAttachSockets(s)
@@ -811,9 +817,19 @@ func (i *LibpodAPI) ExecContainer(call iopodman.VarlinkCall, opts iopodman.ExecO
// ACK the client upgrade request
call.ReplyExecContainer()
- envs := []string{}
+ envs := make(map[string]string)
if opts.Env != nil {
- envs = *opts.Env
+ // HACK: The Varlink API uses the old []string format for env,
+ // storage as "k=v". Split on the = and turn into the new map
+ // format.
+ for _, env := range *opts.Env {
+ splitEnv := strings.SplitN(env, "=", 2)
+ if len(splitEnv) == 1 {
+ logrus.Errorf("Got badly-formatted environment variable %q in exec", env)
+ continue
+ }
+ envs[splitEnv[0]] = splitEnv[1]
+ }
}
var user string