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Match-id-2dde9f027721ce1b2cc97d2c9c433ea457db8afd

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This commit is contained in:
BianTanggui
2020-07-06 11:13:00 +08:00
parent b0c6f0d387
commit a9ec644488
7 changed files with 62 additions and 62 deletions
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22
cli/src/main.c
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@@ -44,26 +44,26 @@ int DoPrepare(const struct CmdArgs *args, struct ParsedConfig *config)
ret = GetNsPath(args->pid, "mnt", config->containerNsPath, BUF_SIZE);
if (ret < 0) {
logError("error: failed to get container mnt ns path: pid(%d)\n", args->pid);
LogError("error: failed to get container mnt ns path: pid(%d)\n", args->pid);
return -1;
}
ret = GetCgroupPath(args, config->cgroupPath, BUF_SIZE);
if (ret < 0) {
logError("error: failed to get cgroup path\n");
LogError("error: failed to get cgroup path\n");
return -1;
}
char originNsPath[BUF_SIZE] = {0};
ret = GetSelfNsPath("mnt", originNsPath, BUF_SIZE);
if (ret < 0) {
logError("error: failed to get self ns path\n");
LogError("error: failed to get self ns path\n");
return -1;
}
config->originNsFd = open((const char *)originNsPath, O_RDONLY); // proc接口，非外部输入
if (config->originNsFd < 0) {
logError("error: failed to get self ns fd: %s\n", originNsPath);
LogError("error: failed to get self ns fd: %s\n", originNsPath);
return -1;
}
@@ -77,28 +77,28 @@ int SetupContainer(struct CmdArgs *args)
ret = DoPrepare(args, &config);
if (ret < 0) {
logError("error: failed to prepare nesessary config\n");
LogError("error: failed to prepare nesessary config\n");
return -1;
}
// enter container's mount namespace
ret = EnterNsByPath((const char *)config.containerNsPath, CLONE_NEWNS);
if (ret < 0) {
logError("error: failed to set to container ns: %s\n", config.containerNsPath);
LogError("error: failed to set to container ns: %s\n", config.containerNsPath);
close(config.originNsFd);
return -1;
}
ret = DoMounting(args);
if (ret < 0) {
logError("error: failed to do mounting\n");
LogError("error: failed to do mounting\n");
close(config.originNsFd);
return -1;
}
ret = SetupCgroup(args, (const char *)config.cgroupPath);
if (ret < 0) {
logError("error: failed to set up cgroup\n");
LogError("error: failed to set up cgroup\n");
close(config.originNsFd);
return -1;
}
@@ -106,7 +106,7 @@ int SetupContainer(struct CmdArgs *args)
// back to original namespace
ret = EnterNsByFd(config.originNsFd, CLONE_NEWNS);
if (ret < 0) {
logError("error: failed to set ns back\n");
LogError("error: failed to set ns back\n");
close(config.originNsFd);
return -1;
}
@@ -151,14 +151,14 @@ int Process(int argc, char **argv)
}
break;
default:
logError("unrecongnized option\n");
LogError("unrecongnized option\n");
isSucceed = false; // unrecognized option
break;
}
}
if (!isSucceed || !IsCmdArgsValid(&args)) {
logError("error: information not completed or valid.\n");
LogError("error: information not completed or valid.\n");
return -1;
}