Overview
| Comment: | Added start of docker init code |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
2d83a6231c088594c0ba9af7592e2a02 |
| User & Date: | rkeene on 2017-10-30 18:03:28 |
| Other Links: | manifest | tags |
Context
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2017-10-30
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| 18:03 | Added an "install" command for setting up symlinks to binaries check-in: 8998f05e2e user: rkeene tags: trunk | |
| 18:03 | Added start of docker init code check-in: 2d83a6231c user: rkeene tags: trunk | |
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2017-02-23
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| 22:31 | Added script to build static AppFS packages check-in: 232fd3b1ce user: rkeene tags: trunk | |
Changes
Added build/docker/Dockerfile version [42acc0ed9e].
> > > > > | 1 2 3 4 5 | FROM scratch COPY init appfsd /bin/ ENTRYPOINT ["/bin/init"] |
Added build/docker/init.c version [ecb8eda1cf].
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#include <sys/types.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <unistd.h>
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
int run(const char *path, ...) {
va_list ap;
char **argv;
int argvMax, argvIdx;
pid_t pid;
int pidstat;
pid = fork();
if (pid == ((pid_t) -1)) {
return(-1);
}
if (pid != 0) {
waitpid(pid, &pidstat, 0);
return(pidstat);
}
argvMax = 32;
argv = malloc(sizeof(*argv) * argvMax);
va_start(ap, path);
for (argvIdx = 0; argvIdx < argvMax; argvIdx++) {
argv[argvIdx] = va_arg(ap, char *);
if (argv[argvIdx] == NULL) {
break;
}
}
va_end(ap);
execv(path, argv);
exit(EXIT_FAILURE);
}
int main(int argc, char **argv) {
if (access("/dev/fuse", F_OK) != 0) {
fprintf(stderr, "This container needs to be run as: docker run --cap-add SYS_ADMIN --device /dev/fuse ...\n");
return(1);
}
mkdir("/bin", 0755);
mkdir("/opt", 0755);
mkdir("/opt/appfs", 0755);
mkdir("/var", 0755);
mkdir("/var/cache", 0755);
mkdir("/var/cache/appfs", 0755);
run("/bin/appfsd", "appfsd", "/var/cache/appfs", "/opt/appfs", NULL);
symlink(".", "/usr");
symlink("/opt/appfs/core.appfs.rkeene.org/bash/platform/latest/bin/bash", "/bin/bash");
symlink("/opt/appfs/core.appfs.rkeene.org/coreutils/platform/latest/bin/env", "/bin/env");
symlink("/bin/bash", "/bin/sh");
setenv("PATH", "/bin:/opt/appfs/core.appfs.rkeene.org/coreutils/platform/latest/bin", 1);
run("/bin/appfs-install-pkg", "appfs-install-pkg", "core.appfs.rkeene.org", "coreutils", NULL);
setenv("PATH", "/bin", 1);
if (argc == 1) {
run("/bin/sh", "sh", NULL);
} else {
argv++;
execvp(argv[0], argv);
}
return(0);
}
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