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bump runc to 6c55f98695e902427906eed2c799e566e3d3dfb5 

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2018-02-20 17:58:11 +01:00
parent 88874b5eff
commit e17a680f01
No known key found for this signature in database
GPG Key ID: 76698F39D527CE8C
2 changed files with 54 additions and 55 deletions
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2
vendor.conf
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@ -49,7 +49,7 @@ github.com/moby/buildkit aaff9d591ef128560018433fe61beb802e149de8
github.com/Nvveen/Gotty a8b993ba6abdb0e0c12b0125c603323a71c7790c https://github.com/ijc25/Gotty github.com/Nvveen/Gotty a8b993ba6abdb0e0c12b0125c603323a71c7790c https://github.com/ijc25/Gotty
github.com/opencontainers/go-digest 21dfd564fd89c944783d00d069f33e3e7123c448 github.com/opencontainers/go-digest 21dfd564fd89c944783d00d069f33e3e7123c448
github.com/opencontainers/image-spec v1.0.1 github.com/opencontainers/image-spec v1.0.1
github.com/opencontainers/runc 9f9c96235cc97674e935002fc3d78361b696a69e github.com/opencontainers/runc 6c55f98695e902427906eed2c799e566e3d3dfb5
github.com/peterbourgon/diskv 5f041e8faa004a95c88a202771f4cc3e991971e6 github.com/peterbourgon/diskv 5f041e8faa004a95c88a202771f4cc3e991971e6
github.com/pkg/errors 839d9e913e063e28dfd0e6c7b7512793e0a48be9 github.com/pkg/errors 839d9e913e063e28dfd0e6c7b7512793e0a48be9
github.com/pmezard/go-difflib v1.0.0 github.com/pmezard/go-difflib v1.0.0

107
vendor/github.com/opencontainers/runc/libcontainer/nsenter/nsexec.c generated vendored
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@ -22,7 +22,6 @@
#include <sys/types.h> #include <sys/types.h>
#include <sys/wait.h> #include <sys/wait.h>
#include <linux/limits.h> #include <linux/limits.h>
#include <linux/netlink.h> #include <linux/netlink.h>
#include <linux/types.h> #include <linux/types.h>
@ -32,15 +31,15 @@
/* Synchronisation values. */ /* Synchronisation values. */
enum sync_t { enum sync_t {
SYNC_USERMAP_PLS = 0x40, /* Request parent to map our users. */ SYNC_USERMAP_PLS = 0x40, /* Request parent to map our users. */
SYNC_USERMAP_ACK = 0x41, /* Mapping finished by the parent. */ SYNC_USERMAP_ACK = 0x41, /* Mapping finished by the parent. */
SYNC_RECVPID_PLS = 0x42, /* Tell parent we're sending the PID. */ SYNC_RECVPID_PLS = 0x42, /* Tell parent we're sending the PID. */
SYNC_RECVPID_ACK = 0x43, /* PID was correctly received by parent. */ SYNC_RECVPID_ACK = 0x43, /* PID was correctly received by parent. */
SYNC_GRANDCHILD = 0x44, /* The grandchild is ready to run. */ SYNC_GRANDCHILD = 0x44, /* The grandchild is ready to run. */
SYNC_CHILD_READY = 0x45, /* The child or grandchild is ready to return. */ SYNC_CHILD_READY = 0x45, /* The child or grandchild is ready to return. */
/* XXX: This doesn't help with segfaults and other such issues. */ /* XXX: This doesn't help with segfaults and other such issues. */
SYNC_ERR = 0xFF, /* Fatal error, no turning back. The error code follows. */ SYNC_ERR = 0xFF, /* Fatal error, no turning back. The error code follows. */
}; };
/* longjmp() arguments. */ /* longjmp() arguments. */
@ -73,7 +72,7 @@ struct nlconfig_t {
char *oom_score_adj; char *oom_score_adj;
size_t oom_score_adj_len; size_t oom_score_adj_len;
/* User namespace settings.*/ /* User namespace settings. */
char *uidmap; char *uidmap;
size_t uidmap_len; size_t uidmap_len;
char *gidmap; char *gidmap;
@ -82,7 +81,7 @@ struct nlconfig_t {
size_t namespaces_len; size_t namespaces_len;
uint8_t is_setgroup; uint8_t is_setgroup;
/* Rootless container settings.*/ /* Rootless container settings. */
uint8_t is_rootless; uint8_t is_rootless;
char *uidmappath; char *uidmappath;
size_t uidmappath_len; size_t uidmappath_len;
@ -167,7 +166,7 @@ static int write_file(char *data, size_t data_len, char *pathfmt, ...)
goto out; goto out;
} }
out: out:
close(fd); close(fd);
return ret; return ret;
} }
@ -184,16 +183,16 @@ static void update_setgroups(int pid, enum policy_t setgroup)
char *policy; char *policy;
switch (setgroup) { switch (setgroup) {
case SETGROUPS_ALLOW: case SETGROUPS_ALLOW:
policy = "allow"; policy = "allow";
break; break;
case SETGROUPS_DENY: case SETGROUPS_DENY:
policy = "deny"; policy = "deny";
break; break;
case SETGROUPS_DEFAULT: case SETGROUPS_DEFAULT:
default: default:
/* Nothing to do. */ /* Nothing to do. */
return; return;
} }
if (write_file(policy, strlen(policy), "/proc/%d/setgroups", pid) < 0) { if (write_file(policy, strlen(policy), "/proc/%d/setgroups", pid) < 0) {
@ -226,14 +225,14 @@ static int try_mapping_tool(const char *app, int pid, char *map, size_t map_len)
if (!child) { if (!child) {
#define MAX_ARGV 20 #define MAX_ARGV 20
char *argv[MAX_ARGV]; char *argv[MAX_ARGV];
char *envp[] = {NULL}; char *envp[] = { NULL };
char pid_fmt[16]; char pid_fmt[16];
int argc = 0; int argc = 0;
char *next; char *next;
snprintf(pid_fmt, 16, "%d", pid); snprintf(pid_fmt, 16, "%d", pid);
argv[argc++] = (char *) app; argv[argc++] = (char *)app;
argv[argc++] = pid_fmt; argv[argc++] = pid_fmt;
/* /*
* Convert the map string into a list of argument that * Convert the map string into a list of argument that
@ -319,7 +318,7 @@ static int clone_parent(jmp_buf *env, int jmpval) __attribute__ ((noinline));
static int clone_parent(jmp_buf *env, int jmpval) static int clone_parent(jmp_buf *env, int jmpval)
{ {
struct clone_t ca = { struct clone_t ca = {
.env = env, .env = env,
.jmpval = jmpval, .jmpval = jmpval,
}; };
@ -533,7 +532,7 @@ void nsexec(void)
int pipenum; int pipenum;
jmp_buf env; jmp_buf env;
int sync_child_pipe[2], sync_grandchild_pipe[2]; int sync_child_pipe[2], sync_grandchild_pipe[2];
struct nlconfig_t config = {0}; struct nlconfig_t config = { 0 };
/* /*
* If we don't have an init pipe, just return to the go routine. * If we don't have an init pipe, just return to the go routine.
@ -630,21 +629,21 @@ void nsexec(void)
*/ */
switch (setjmp(env)) { switch (setjmp(env)) {
/* /*
* Stage 0: We're in the parent. Our job is just to create a new child * Stage 0: We're in the parent. Our job is just to create a new child
* (stage 1: JUMP_CHILD) process and write its uid_map and * (stage 1: JUMP_CHILD) process and write its uid_map and
* gid_map. That process will go on to create a new process, then * gid_map. That process will go on to create a new process, then
* it will send us its PID which we will send to the bootstrap * it will send us its PID which we will send to the bootstrap
* process. * process.
*/ */
case JUMP_PARENT: { case JUMP_PARENT:{
int len; int len;
pid_t child, first_child = -1; pid_t child, first_child = -1;
char buf[JSON_MAX]; char buf[JSON_MAX];
bool ready = false; bool ready = false;
/* For debugging. */ /* For debugging. */
prctl(PR_SET_NAME, (unsigned long) "runc:[0:PARENT]", 0, 0, 0); prctl(PR_SET_NAME, (unsigned long)"runc:[0:PARENT]", 0, 0, 0);
/* Start the process of getting a container. */ /* Start the process of getting a container. */
child = clone_parent(&env, JUMP_CHILD); child = clone_parent(&env, JUMP_CHILD);
@ -702,7 +701,7 @@ void nsexec(void)
bail("failed to sync with child: write(SYNC_USERMAP_ACK)"); bail("failed to sync with child: write(SYNC_USERMAP_ACK)");
} }
break; break;
case SYNC_RECVPID_PLS: { case SYNC_RECVPID_PLS:{
first_child = child; first_child = child;
/* Get the init_func pid. */ /* Get the init_func pid. */
@ -781,16 +780,16 @@ void nsexec(void)
exit(0); exit(0);
} }
/* /*
* Stage 1: We're in the first child process. Our job is to join any * Stage 1: We're in the first child process. Our job is to join any
* provided namespaces in the netlink payload and unshare all * provided namespaces in the netlink payload and unshare all
* of the requested namespaces. If we've been asked to * of the requested namespaces. If we've been asked to
* CLONE_NEWUSER, we will ask our parent (stage 0) to set up * CLONE_NEWUSER, we will ask our parent (stage 0) to set up
* our user mappings for us. Then, we create a new child * our user mappings for us. Then, we create a new child
* (stage 2: JUMP_INIT) for PID namespace. We then send the * (stage 2: JUMP_INIT) for PID namespace. We then send the
* child's PID to our parent (stage 0). * child's PID to our parent (stage 0).
*/ */
case JUMP_CHILD: { case JUMP_CHILD:{
pid_t child; pid_t child;
enum sync_t s; enum sync_t s;
@ -799,7 +798,7 @@ void nsexec(void)
close(sync_child_pipe[1]); close(sync_child_pipe[1]);
/* For debugging. */ /* For debugging. */
prctl(PR_SET_NAME, (unsigned long) "runc:[1:CHILD]", 0, 0, 0); prctl(PR_SET_NAME, (unsigned long)"runc:[1:CHILD]", 0, 0, 0);
/* /*
* We need to setns first. We cannot do this earlier (in stage 0) * We need to setns first. We cannot do this earlier (in stage 0)
@ -901,13 +900,13 @@ void nsexec(void)
exit(0); exit(0);
} }
/* /*
* Stage 2: We're the final child process, and the only process that will * Stage 2: We're the final child process, and the only process that will
* actually return to the Go runtime. Our job is to just do the * actually return to the Go runtime. Our job is to just do the
* final cleanup steps and then return to the Go runtime to allow * final cleanup steps and then return to the Go runtime to allow
* init_linux.go to run. * init_linux.go to run.
*/ */
case JUMP_INIT: { case JUMP_INIT:{
/* /*
* We're inside the child now, having jumped from the * We're inside the child now, having jumped from the
* start_child() code after forking in the parent. * start_child() code after forking in the parent.
@ -921,7 +920,7 @@ void nsexec(void)
close(sync_child_pipe[1]); close(sync_child_pipe[1]);
/* For debugging. */ /* For debugging. */
prctl(PR_SET_NAME, (unsigned long) "runc:[2:INIT]", 0, 0, 0); prctl(PR_SET_NAME, (unsigned long)"runc:[2:INIT]", 0, 0, 0);
if (read(syncfd, &s, sizeof(s)) != sizeof(s)) if (read(syncfd, &s, sizeof(s)) != sizeof(s))
bail("failed to sync with parent: read(SYNC_GRANDCHILD)"); bail("failed to sync with parent: read(SYNC_GRANDCHILD)");