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-rw-r--r--cmd/podman/common/specgen.go12
-rw-r--r--docs/source/markdown/podman-create.1.md18
-rw-r--r--docs/source/markdown/podman-run.1.md16
-rw-r--r--libpod/container_config.go2
-rw-r--r--libpod/oci_conmon_linux.go13
-rw-r--r--libpod/options.go28
-rw-r--r--pkg/specgen/generate/container_create.go3
-rw-r--r--pkg/specgen/specgen.go3
-rw-r--r--test/e2e/logs_test.go16
9 files changed, 79 insertions, 32 deletions
diff --git a/cmd/podman/common/specgen.go b/cmd/podman/common/specgen.go
index 84ae70b6a..f427830c6 100644
--- a/cmd/podman/common/specgen.go
+++ b/cmd/podman/common/specgen.go
@@ -575,11 +575,17 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
if len(split) < 2 {
return errors.Errorf("invalid log option %q", o)
}
- switch {
- case split[0] == "driver":
+ switch strings.ToLower(split[0]) {
+ case "driver":
s.LogConfiguration.Driver = split[1]
- case split[0] == "path":
+ case "path":
s.LogConfiguration.Path = split[1]
+ case "max-size":
+ logSize, err := units.FromHumanSize(split[1])
+ if err != nil {
+ return errors.Wrapf(err, "%s is not a valid option", o)
+ }
+ s.LogConfiguration.Size = logSize
default:
logOpts[split[0]] = split[1]
}
diff --git a/docs/source/markdown/podman-create.1.md b/docs/source/markdown/podman-create.1.md
index 28c340d2f..3303ae572 100644
--- a/docs/source/markdown/podman-create.1.md
+++ b/docs/source/markdown/podman-create.1.md
@@ -438,16 +438,22 @@ Not implemented
Logging driver for the container. Currently available options are *k8s-file*, *journald*, and *none*, with *json-file* aliased to *k8s-file* for scripting compatibility.
-**--log-opt**=*path*
+**--log-opt**=*name*=*value*
-Logging driver specific options. Used to set the path to the container log file. For example:
+Set custom logging configuration. The following *name*s are supported:
-`--log-opt path=/var/log/container/mycontainer.json`
+- **path**: specify a path to the log file
+(e.g. **--log-opt path=/var/log/container/mycontainer.json**);
-**--log-opt**=*tag*
+- **max-size**: specify a max size of the log file
+(e.g. **--log-opt max-size=10mb**);
-Set custom logging configuration. Presently supports the `tag` option
-which specified a custom log tag for the container. For example:
+- **tag**: specify a custom log tag for the container
+(e.g. **--log-opt tag="{{.ImageName}}"**.
+
+It supports the same keys as **podman inspect --format**.
+
+This option is currently supported only by the **journald** log driver.
`--log-opt tag="{{.ImageName}}"`
diff --git a/docs/source/markdown/podman-run.1.md b/docs/source/markdown/podman-run.1.md
index a27b1b175..d9bcc49ae 100644
--- a/docs/source/markdown/podman-run.1.md
+++ b/docs/source/markdown/podman-run.1.md
@@ -452,12 +452,18 @@ Logging driver for the container. Currently available options are **k8s-file**,
**--log-opt**=*name*=*value*
+Logging driver specific options.
+
Set custom logging configuration. The following *name*s are supported:
-- **path**: specify a path to the log file (e.g.
-**--log-opt path=/var/log/container/mycontainer.json**);
-- **tag**: specify a custom log tag for the container (e.g.
-**--log-opt tag="{{.ImageName}}"**. It supports the same
-keys as **podman inspect --format**.
+
+**path**: specify a path to the log file
+ (e.g. **--log-opt path=/var/log/container/mycontainer.json**);
+
+**max-size**: specify a max size of the log file
+ (e.g. **--log-opt max-size=10mb**);
+
+**tag**: specify a custom log tag for the container
+ (e.g. **--log-opt tag="{{.ImageName}}"**.
This option is currently supported only by the **journald** log driver.
diff --git a/libpod/container_config.go b/libpod/container_config.go
index 3fc058d52..fc93140dd 100644
--- a/libpod/container_config.go
+++ b/libpod/container_config.go
@@ -287,6 +287,8 @@ type ContainerMiscConfig struct {
LogPath string `json:"logPath"`
// LogTag is the tag used for logging
LogTag string `json:"logTag"`
+ // LogSize is the tag used for logging
+ LogSize int64 `json:"logSize"`
// LogDriver driver for logs
LogDriver string `json:"logDriver"`
// File containing the conmon PID
diff --git a/libpod/oci_conmon_linux.go b/libpod/oci_conmon_linux.go
index 1d4f33794..5e73bffe0 100644
--- a/libpod/oci_conmon_linux.go
+++ b/libpod/oci_conmon_linux.go
@@ -1352,10 +1352,6 @@ func (r *ConmonOCIRuntime) sharedConmonArgs(ctr *Container, cuuid, bundlePath, p
}
args = append(args, "-l", logDriverArg)
- if r.logSizeMax >= 0 {
- args = append(args, "--log-size-max", fmt.Sprintf("%v", r.logSizeMax))
- }
-
logLevel := logrus.GetLevel()
args = append(args, "--log-level", logLevel.String())
@@ -1363,6 +1359,15 @@ func (r *ConmonOCIRuntime) sharedConmonArgs(ctr *Container, cuuid, bundlePath, p
logrus.Debugf("%s messages will be logged to syslog", r.conmonPath)
args = append(args, "--syslog")
}
+
+ size := r.logSizeMax
+ if ctr.config.LogSize > 0 {
+ size = ctr.config.LogSize
+ }
+ if size > 0 {
+ args = append(args, "--log-size-max", fmt.Sprintf("%v", size))
+ }
+
if ociLogPath != "" {
args = append(args, "--runtime-arg", "--log-format=json", "--runtime-arg", "--log", fmt.Sprintf("--runtime-arg=%s", ociLogPath))
}
diff --git a/libpod/options.go b/libpod/options.go
index f7190d0e3..1ffb78da9 100644
--- a/libpod/options.go
+++ b/libpod/options.go
@@ -328,20 +328,6 @@ func WithNoStore() RuntimeOption {
}
}
-// WithMaxLogSize sets the maximum size of container logs.
-// Positive sizes are limits in bytes, -1 is unlimited.
-func WithMaxLogSize(limit int64) RuntimeOption {
- return func(rt *Runtime) error {
- if rt.valid {
- return define.ErrRuntimeFinalized
- }
-
- rt.config.Containers.LogSizeMax = limit
-
- return nil
- }
-}
-
// WithNoPivotRoot sets the runtime to use MS_MOVE instead of PIVOT_ROOT when
// starting containers.
func WithNoPivotRoot() RuntimeOption {
@@ -543,6 +529,20 @@ func WithRuntimeFlags(runtimeFlags []string) RuntimeOption {
// Container Creation Options
+// WithMaxLogSize sets the maximum size of container logs.
+// Positive sizes are limits in bytes, -1 is unlimited.
+func WithMaxLogSize(limit int64) CtrCreateOption {
+ return func(ctr *Container) error {
+ if ctr.valid {
+ return define.ErrRuntimeFinalized
+ }
+
+ ctr.config.LogSize = limit
+
+ return nil
+ }
+}
+
// WithShmDir sets the directory that should be mounted on /dev/shm.
func WithShmDir(dir string) CtrCreateOption {
return func(ctr *Container) error {
diff --git a/pkg/specgen/generate/container_create.go b/pkg/specgen/generate/container_create.go
index 147450703..105e36bc6 100644
--- a/pkg/specgen/generate/container_create.go
+++ b/pkg/specgen/generate/container_create.go
@@ -260,6 +260,9 @@ func createContainerOptions(ctx context.Context, rt *libpod.Runtime, s *specgen.
if len(s.LogConfiguration.Path) > 0 {
options = append(options, libpod.WithLogPath(s.LogConfiguration.Path))
}
+ if s.LogConfiguration.Size > 0 {
+ options = append(options, libpod.WithMaxLogSize(s.LogConfiguration.Size))
+ }
if len(s.LogConfiguration.Options) > 0 && s.LogConfiguration.Options["tag"] != "" {
// Note: I'm really guessing here.
options = append(options, libpod.WithLogTag(s.LogConfiguration.Options["tag"]))
diff --git a/pkg/specgen/specgen.go b/pkg/specgen/specgen.go
index b8f37ec7a..fa4af7b2b 100644
--- a/pkg/specgen/specgen.go
+++ b/pkg/specgen/specgen.go
@@ -19,6 +19,9 @@ type LogConfig struct {
// Only available if LogDriver is set to "json-file" or "k8s-file".
// Optional.
Path string `json:"path,omitempty"`
+ // Size is the maximimup size of the log file
+ // Optional.
+ Size int64 `json:"size,omitempty"`
// A set of options to accompany the log driver.
// Optional.
Options map[string]string `json:"options,omitempty"`
diff --git a/test/e2e/logs_test.go b/test/e2e/logs_test.go
index 67ab71d20..9b3163856 100644
--- a/test/e2e/logs_test.go
+++ b/test/e2e/logs_test.go
@@ -321,4 +321,20 @@ var _ = Describe("Podman logs", func() {
results.WaitWithDefaultTimeout()
Expect(results).To(Exit(0))
})
+
+ It("using container with container log-size", func() {
+ logc := podmanTest.Podman([]string{"run", "--log-opt=max-size=10k", "-d", ALPINE, "sh", "-c", "echo podman podman podman"})
+ logc.WaitWithDefaultTimeout()
+ Expect(logc).To(Exit(0))
+ cid := logc.OutputToString()
+
+ wait := podmanTest.Podman([]string{"wait", cid})
+ wait.WaitWithDefaultTimeout()
+ Expect(wait).To(Exit(0))
+
+ results := podmanTest.Podman([]string{"logs", cid})
+ results.WaitWithDefaultTimeout()
+ Expect(results).To(Exit(0))
+ Expect(results.OutputToString()).To(Equal("podman podman podman"))
+ })
})