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/sbin/tini ends up running the Sass compiler, which seems to need a larger thread stack size than the musl default. This patch incorporates a fix from https://raw.githubusercontent.com/jubel-han/dockerfiles/master/common/stack-fix.c, as described in https://github.com/sass/node-sass/issues/2031.
33 lines
921 B
C
33 lines
921 B
C
#include <dlfcn.h>
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#include <pthread.h>
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#include <stdio.h>
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// THIS IS TO AVOID A SIGFAULT WHEN RUNNING python3.6 manage.py runserver
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// This should be fixed at some point by Alpine and/or Python
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// Check this issue for more info
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// https://github.com/docker-library/python/issues/211
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typedef int (*func_t)(pthread_t *thread, const pthread_attr_t *attr, void *(*start_routine)(void*), void *arg);
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int pthread_create(pthread_t *thread, const pthread_attr_t *attr, void *(*start_routine)(void*), void *arg) {
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pthread_attr_t local;
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int used = 0, ret;
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if (!attr) {
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used = 1;
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pthread_attr_init(&local);
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attr = &local;
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}
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pthread_attr_setstacksize((void*)attr, 2 * 1024 * 1024); // 2 MB
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func_t orig = (func_t)dlsym(RTLD_NEXT, "pthread_create");
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ret = orig(thread, attr, start_routine, arg);
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if (used) {
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pthread_attr_destroy(&local);
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}
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return ret;
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}
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