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6617eab12f
`ros` and `system-docker` command requires user to be the root user, when we running them without using sudo, it will print the follow: [rancher@rancher ~]$ ros os list ERRO[0000] Failed to read /var/lib/rancher/conf/cloud-config.d: open /var/lib/rancher/conf/cloud-config.d: permission denied ERRO[0000] Error reading config files err=open /var/lib/rancher/conf/cloud-config.yml: permission denied files=[/var/lib/rancher/conf/cloud-config.yml] ERRO[0000] Failed [1/4] 25% ERRO[0000] Failed to load config ...... ...... FATA[0000] open /var/lib/rancher/conf/cloud-config.yml: permission denied and [rancher@rancher ~]$ system-docker restart docker Failed to kill container(docker): Cannot connect to the Docker daemon. Is the docker daemon running on this host? this patch make the tips more clear and simple. Signed-off-by: Wang Long <long.wanglong@huawei.com>
31 lines
557 B
Go
31 lines
557 B
Go
package systemdocker
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import (
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"os"
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"strings"
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"syscall"
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log "github.com/Sirupsen/logrus"
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"github.com/rancher/os/config"
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)
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func Main() {
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var newEnv []string
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for _, env := range os.Environ() {
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if !strings.HasPrefix(env, "DOCKER_HOST=") {
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newEnv = append(newEnv, env)
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}
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}
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newEnv = append(newEnv, "DOCKER_HOST="+config.DOCKER_SYSTEM_HOST)
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if os.Geteuid() != 0 {
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log.Fatalf("%s: Need to be root", os.Args[0])
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}
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os.Args[0] = config.DOCKER_DIST_BIN
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if err := syscall.Exec(os.Args[0], os.Args, newEnv); err != nil {
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log.Fatal(err)
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}
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}
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