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authorDaniel J Walsh <dwalsh@redhat.com>2018-08-27 11:22:28 -0400
committerAtomic Bot <atomic-devel@projectatomic.io>2018-08-28 14:29:12 +0000
commit1a90b2fd363bec5f9b57c1cd829ceb5890270f8c (patch)
tree7a043c8e78f02dc7ca5946a6670e1045c2e6c9f9 /cmd/podman
parent9e315518aa52c8cb80b2fae3bd48f6e52e6d0fc0 (diff)
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allow specification of entrypoint in the form of a slice
Signed-off-by: Daniel J Walsh <dwalsh@redhat.com> Closes: #1352 Approved by: mheon
Diffstat (limited to 'cmd/podman')
-rw-r--r--cmd/podman/common.go2
-rw-r--r--cmd/podman/create.go31
2 files changed, 22 insertions, 11 deletions
diff --git a/cmd/podman/common.go b/cmd/podman/common.go
index 8ce3066c0..d9216850f 100644
--- a/cmd/podman/common.go
+++ b/cmd/podman/common.go
@@ -191,7 +191,7 @@ var createFlags = []cli.Flag{
Name: "dns-search",
Usage: "Set custom DNS search domains",
},
- cli.StringSliceFlag{
+ cli.StringFlag{
Name: "entrypoint",
Usage: "Overwrite the default ENTRYPOINT of the image",
},
diff --git a/cmd/podman/create.go b/cmd/podman/create.go
index 95b7a8bed..78b206543 100644
--- a/cmd/podman/create.go
+++ b/cmd/podman/create.go
@@ -316,6 +316,26 @@ func isPortInImagePorts(exposedPorts map[string]struct{}, port string) bool {
return false
}
+func configureEntrypoint(c *cli.Context, data *inspect.ImageData) []string {
+ entrypoint := []string{}
+ if c.IsSet("entrypoint") {
+ // Force entrypoint to ""
+ if c.String("entrypoint") == "" {
+ return entrypoint
+ }
+ // Check if entrypoint specified is json
+ if err := json.Unmarshal([]byte(c.String("entrypoint")), &entrypoint); err == nil {
+ return entrypoint
+ }
+ // Return entrypoint as a single command
+ return []string{c.String("entrypoint")}
+ }
+ if data != nil {
+ return data.ContainerConfig.Entrypoint
+ }
+ return entrypoint
+}
+
// Parses CLI options related to container creation into a config which can be
// parsed into an OCI runtime spec
func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtime, imageName string, data *inspect.ImageData) (*cc.CreateConfig, error) {
@@ -555,16 +575,7 @@ func parseCreateOpts(ctx context.Context, c *cli.Context, runtime *libpod.Runtim
workDir = data.ContainerConfig.WorkingDir
}
- // ENTRYPOINT
- // User input entrypoint takes priority over image entrypoint
- entrypoint := c.StringSlice("entrypoint")
- if len(entrypoint) == 0 && data != nil {
- entrypoint = data.ContainerConfig.Entrypoint
- }
- // if entrypoint=, we need to clear the entrypoint
- if len(entrypoint) == 1 && c.IsSet("entrypoint") && strings.Join(c.StringSlice("entrypoint"), "") == "" {
- entrypoint = []string{}
- }
+ entrypoint := configureEntrypoint(c, data)
// Build the command
// If we have an entry point, it goes first
if len(entrypoint) > 0 {