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authorSander Vrijders <sander.vrijders@intec.ugent.be>2017-01-04 16:43:24 +0100
committerSander Vrijders <sander.vrijders@intec.ugent.be>2017-01-04 16:43:24 +0100
commitc9b54bcd27fe87559f82b9a1cebba9b38abf5ebc (patch)
tree8190cda7271de35bae0725240e29ea33fce1ddc3 /src/ipcpd/normal
parentbbabc773eccf7fe414428b3c8e4a7d3521ca7582 (diff)
parent4384cd203a958373cf0ab959afb688f9eeba05fc (diff)
downloadouroboros-c9b54bcd27fe87559f82b9a1cebba9b38abf5ebc.tar.gz
ouroboros-c9b54bcd27fe87559f82b9a1cebba9b38abf5ebc.zip
Merged in dstaesse/ouroboros/be-ipcpd (pull request #336)
ipcpd: Add boot and shutdown operations
Diffstat (limited to 'src/ipcpd/normal')
-rw-r--r--src/ipcpd/normal/main.c143
1 files changed, 84 insertions, 59 deletions
diff --git a/src/ipcpd/normal/main.c b/src/ipcpd/normal/main.c
index f6a88f29..8d319894 100644
--- a/src/ipcpd/normal/main.c
+++ b/src/ipcpd/normal/main.c
@@ -45,6 +45,8 @@
/* global for trapping signal */
int irmd_api;
+pthread_t acceptor;
+
void ipcp_sig_handler(int sig, siginfo_t * info, void * c)
{
(void) c;
@@ -54,9 +56,6 @@ void ipcp_sig_handler(int sig, siginfo_t * info, void * c)
case SIGTERM:
case SIGHUP:
if (info->si_pid == irmd_api) {
- LOG_DBG("IPCP %d terminating by order of %d. Bye.",
- getpid(), info->si_pid);
-
pthread_rwlock_wrlock(&ipcpi.state_lock);
if (ipcp_get_state() == IPCP_INIT)
@@ -72,6 +71,51 @@ void ipcp_sig_handler(int sig, siginfo_t * info, void * c)
}
}
+static void * flow_acceptor(void * o)
+{
+ int fd;
+ char * ae_name;
+ qosspec_t qs;
+
+ (void) o;
+
+ while (true) {
+ pthread_rwlock_rdlock(&ipcpi.state_lock);
+
+ if (ipcp_get_state() != IPCP_OPERATIONAL) {
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ LOG_INFO("Shutting down flow acceptor.");
+ return 0;
+ }
+
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+
+ fd = flow_accept(&ae_name, &qs);
+ if (fd < 0) {
+ LOG_WARN("Flow accept failed.");
+ continue;
+ }
+
+ LOG_DBG("New flow allocation request for AE %s.", ae_name);
+
+ if (strcmp(ae_name, MGMT_AE) == 0) {
+ ribmgr_add_nm1_flow(fd);
+ } else if (strcmp(ae_name, DT_AE) == 0) {
+ fmgr_nm1_add_flow(fd);
+ } else {
+ LOG_DBG("Flow allocation request for unknown AE %s.",
+ ae_name);
+ if (flow_alloc_resp(fd, -1))
+ LOG_WARN("Failed to reply to flow allocation.");
+ flow_dealloc(fd);
+ }
+
+ free(ae_name);
+ }
+
+ return (void *) 0;
+}
+
static int normal_ipcp_enroll(char * dst_name)
{
int ret;
@@ -136,6 +180,18 @@ static int normal_ipcp_enroll(char * dst_name)
ipcp_set_state(IPCP_OPERATIONAL);
+ if (pthread_create(&acceptor, NULL, flow_acceptor, NULL)) {
+ if (frct_fini())
+ LOG_WARN("Failed to finalize frct.");
+ if (fmgr_fini())
+ LOG_WARN("Failed to finalize flow manager.");
+ if (ribmgr_fini())
+ LOG_WARN("Failed to finalize RIB manager.");
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ LOG_ERR("Failed to create acceptor thread.");
+ return -1;
+ }
+
pthread_rwlock_unlock(&ipcpi.state_lock);
/* FIXME: Remove once we obtain neighbors during enrollment */
@@ -144,6 +200,8 @@ static int normal_ipcp_enroll(char * dst_name)
return -1;
}
+ LOG_DBG("Enrolled with %s.", dst_name);
+
return 0;
}
@@ -204,6 +262,18 @@ static int normal_ipcp_bootstrap(struct dif_config * conf)
ipcp_set_state(IPCP_OPERATIONAL);
+ if (pthread_create(&acceptor, NULL, flow_acceptor, NULL)) {
+ if (frct_fini())
+ LOG_WARN("Failed to finalize frct.");
+ if (fmgr_fini())
+ LOG_WARN("Failed to finalize flow manager.");
+ if (ribmgr_fini())
+ LOG_WARN("Failed to finalize RIB manager.");
+ pthread_rwlock_unlock(&ipcpi.state_lock);
+ LOG_ERR("Failed to create acceptor thread.");
+ return -1;
+ }
+
ipcpi.data->dif_name = conf->dif_name;
pthread_rwlock_unlock(&ipcpi.state_lock);
@@ -224,56 +294,10 @@ static struct ipcp_ops normal_ops = {
.ipcp_flow_dealloc = fmgr_np1_dealloc
};
-static void * flow_acceptor(void * o)
-{
- int fd;
- char * ae_name;
- qosspec_t qs;
-
- (void) o;
-
- while (true) {
- pthread_rwlock_rdlock(&ipcpi.state_lock);
-
- if (ipcp_get_state() != IPCP_OPERATIONAL) {
- pthread_rwlock_unlock(&ipcpi.state_lock);
- LOG_INFO("Shutting down flow acceptor.");
- return 0;
- }
-
- pthread_rwlock_unlock(&ipcpi.state_lock);
-
- fd = flow_accept(&ae_name, &qs);
- if (fd < 0) {
- LOG_WARN("Flow accept failed.");
- continue;
- }
-
- LOG_DBG("New flow allocation request for AE %s.", ae_name);
-
- if (strcmp(ae_name, MGMT_AE) == 0) {
- ribmgr_add_nm1_flow(fd);
- } else if (strcmp(ae_name, DT_AE) == 0) {
- fmgr_nm1_add_flow(fd);
- } else {
- LOG_DBG("Flow allocation request for unknown AE %s.",
- ae_name);
- if (flow_alloc_resp(fd, -1))
- LOG_WARN("Failed to reply to flow allocation.");
- flow_dealloc(fd);
- }
-
- free(ae_name);
- }
-
- return (void *) 0;
-}
-
int main(int argc, char * argv[])
{
struct sigaction sig_act;
sigset_t sigset;
- pthread_t acceptor;
if (ap_init(argv[0])) {
LOG_ERR("Failed to init AP");
@@ -306,14 +330,20 @@ int main(int argc, char * argv[])
sigaction(SIGHUP, &sig_act, NULL);
sigaction(SIGPIPE, &sig_act, NULL);
- pthread_sigmask(SIG_BLOCK, &sigset, NULL);
-
if (ipcp_init(THIS_TYPE, &normal_ops) < 0) {
LOG_ERR("Failed to create instance.");
close_logfile();
exit(EXIT_FAILURE);
}
+ pthread_sigmask(SIG_BLOCK, &sigset, NULL);
+
+ if (ipcp_boot() < 0) {
+ LOG_ERR("Failed to boot IPCP.");
+ close_logfile();
+ exit(EXIT_FAILURE);
+ }
+
pthread_sigmask(SIG_UNBLOCK, &sigset, NULL);
if (ipcp_create_r(getpid())) {
@@ -323,14 +353,7 @@ int main(int argc, char * argv[])
exit(EXIT_FAILURE);
}
- ipcp_wait_state(IPCP_OPERATIONAL, NULL);
-
- if (pthread_create(&acceptor, NULL, flow_acceptor, NULL)) {
- LOG_ERR("Failed to create acceptor thread.");
- ipcp_set_state(IPCP_SHUTDOWN);
- }
-
- ipcp_fini();
+ ipcp_shutdown();
if (ipcp_get_state() == IPCP_SHUTDOWN) {
pthread_cancel(acceptor);
@@ -344,6 +367,8 @@ int main(int argc, char * argv[])
LOG_WARN("Failed to finalize RIB manager.");
}
+ ipcp_fini();
+
close_logfile();
ap_fini();