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#include "delivery.h"
static struct Test *requirement_from_test(struct Delivery *ctx, const char *name) {
struct Test *result = NULL;
for (size_t i = 0; i < sizeof(ctx->tests) / sizeof(ctx->tests[0]); i++) {
if (ctx->tests[i].name && !strcmp(name, ctx->tests[i].name)) {
result = &ctx->tests[i];
break;
}
}
return result;
}
static char *have_spec_in_config(struct Delivery *ctx, const char *name) {
for (size_t x = 0; x < strlist_count(ctx->conda.pip_packages); x++) {
char *config_spec = strlist_item(ctx->conda.pip_packages, x);
char *op = find_version_spec(config_spec);
char package[255] = {0};
if (op) {
strncpy(package, config_spec, op - config_spec);
} else {
strncpy(package, config_spec, sizeof(package) - 1);
}
if (strncmp(package, name, strlen(package)) == 0) {
return config_spec;
}
}
return NULL;
}
int delivery_overlay_packages_from_env(struct Delivery *ctx, const char *env_name) {
char *current_env = conda_get_active_environment();
int need_restore = current_env && strcmp(env_name, current_env) != 0;
conda_activate(ctx->storage.conda_install_prefix, env_name);
// Retrieve a listing of python packages installed under "env_name"
int freeze_status = 0;
char *freeze_output = shell_output("python -m pip freeze", &freeze_status);
if (freeze_status) {
guard_free(freeze_output);
guard_free(current_env);
return -1;
}
if (need_restore) {
// Restore the original conda environment
conda_activate(ctx->storage.conda_install_prefix, current_env);
}
guard_free(current_env);
struct StrList *frozen_list = strlist_init();
strlist_append_tokenize(frozen_list, freeze_output, LINE_SEP);
guard_free(freeze_output);
struct StrList *new_list = strlist_init();
// - consume package specs that have no test blocks.
// - these will be third-party packages like numpy, scipy, etc.
// - and they need to be present at the head of the list so they
// get installed first.
for (size_t i = 0; i < strlist_count(ctx->conda.pip_packages); i++) {
char *spec = strlist_item(ctx->conda.pip_packages, i);
char spec_name[255] = {0};
char *op = find_version_spec(spec);
if (op) {
strncpy(spec_name, spec, op - spec);
} else {
strncpy(spec_name, spec, sizeof(spec_name) - 1);
}
struct Test *test_block = requirement_from_test(ctx, spec_name);
if (!test_block) {
msg(STASIS_MSG_L2 | STASIS_MSG_WARN, "from config without test: %s\n", spec);
strlist_append(&new_list, spec);
}
}
// now consume packages that have a test block
// if the ini provides a spec, override the environment's version.
// otherwise, use the spec derived from the environment
for (size_t i = 0; i < strlist_count(frozen_list); i++) {
char *frozen_spec = strlist_item(frozen_list, i);
char frozen_name[255] = {0};
char *op = find_version_spec(frozen_spec);
// we only care about packages with specs here. if something else arrives, ignore it
if (op) {
strncpy(frozen_name, frozen_spec, op - frozen_spec);
} else {
strncpy(frozen_name, frozen_spec, sizeof(frozen_name) - 1);
}
struct Test *test = requirement_from_test(ctx, frozen_name);
if (test && strcmp(test->name, frozen_name) == 0) {
char *config_spec = have_spec_in_config(ctx, frozen_name);
if (config_spec) {
msg(STASIS_MSG_L2, "from config: %s\n", config_spec);
strlist_append(&new_list, config_spec);
} else {
msg(STASIS_MSG_L2, "from environment: %s\n", frozen_spec);
strlist_append(&new_list, frozen_spec);
}
}
}
// Replace the package manifest as needed
if (strlist_count(new_list)) {
guard_strlist_free(&ctx->conda.pip_packages);
ctx->conda.pip_packages = strlist_copy(new_list);
}
guard_strlist_free(&new_list);
guard_strlist_free(&frozen_list);
return 0;
}
int delivery_install_packages(struct Delivery *ctx, char *conda_install_dir, char *env_name, int type, struct StrList **manifest) {
char cmd[PATH_MAX];
char pkgs[STASIS_BUFSIZ];
char *env_current = getenv("CONDA_DEFAULT_ENV");
if (env_current) {
// The requested environment is not the current environment
if (strcmp(env_current, env_name) != 0) {
// Activate the requested environment
printf("Activating: %s\n", env_name);
conda_activate(conda_install_dir, env_name);
runtime_replace(&ctx->runtime.environ, __environ);
}
}
memset(cmd, 0, sizeof(cmd));
memset(pkgs, 0, sizeof(pkgs));
strcat(cmd, "install");
typedef int (*Runner)(const char *);
Runner runner = NULL;
if (INSTALL_PKG_CONDA & type) {
runner = conda_exec;
} else if (INSTALL_PKG_PIP & type) {
runner = pip_exec;
}
if (INSTALL_PKG_CONDA_DEFERRED & type) {
strcat(cmd, " --use-local");
} else if (INSTALL_PKG_PIP_DEFERRED & type) {
// Don't change the baseline package set unless we're working with a
// new build. Release candidates will need to keep packages as stable
// as possible between releases.
if (!ctx->meta.based_on) {
strcat(cmd, " --upgrade");
}
sprintf(cmd + strlen(cmd), " --extra-index-url 'file://%s'", ctx->storage.wheel_artifact_dir);
}
for (size_t x = 0; manifest[x] != NULL; x++) {
char *name = NULL;
for (size_t p = 0; p < strlist_count(manifest[x]); p++) {
name = strlist_item(manifest[x], p);
strip(name);
if (!strlen(name)) {
continue;
}
if (INSTALL_PKG_PIP_DEFERRED & type) {
struct Test *info = requirement_from_test(ctx, name);
if (info) {
if (!strcmp(info->version, "HEAD")) {
struct StrList *tag_data = strlist_init();
if (!tag_data) {
SYSERROR("%s", "Unable to allocate memory for tag data\n");
return -1;
}
strlist_append_tokenize(tag_data, info->repository_info_tag, "-");
struct Wheel *whl = NULL;
char *post_commit = NULL;
char *hash = NULL;
if (strlist_count(tag_data) > 1) {
post_commit = strlist_item(tag_data, 1);
hash = strlist_item(tag_data, 2);
}
// We can't match on version here (index 0). The wheel's version is not guaranteed to be
// equal to the tag; setuptools_scm auto-increments the value, the user can change it manually,
// etc.
errno = 0;
whl = get_wheel_info(ctx->storage.wheel_artifact_dir, info->name,
(char *[]) {ctx->meta.python_compact, ctx->system.arch,
"none", "any",
post_commit, hash,
NULL}, WHEEL_MATCH_ANY);
if (!whl && errno) {
// error
SYSERROR("Unable to read Python wheel info: %s\n", strerror(errno));
exit(1);
} else if (!whl) {
// not found
fprintf(stderr, "No wheel packages found that match the description of '%s'", info->name);
} else {
// found
guard_strlist_free(&tag_data);
info->version = strdup(whl->version);
}
wheel_free(&whl);
}
snprintf(cmd + strlen(cmd),
sizeof(cmd) - strlen(cmd) - strlen(info->name) - strlen(info->version) + 5,
" '%s==%s'", info->name, info->version);
} else {
fprintf(stderr, "Deferred package '%s' is not present in the tested package list!\n", name);
return -1;
}
} else {
if (startswith(name, "--") || startswith(name, "-")) {
sprintf(cmd + strlen(cmd), " %s", name);
} else {
sprintf(cmd + strlen(cmd), " '%s'", name);
}
}
}
int status = runner(cmd);
if (status) {
return status;
}
}
return 0;
}
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