@@ -6,6 +6,7 @@
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
+#include <unistd.h>
#include <rte_common.h>
#include <rte_ethdev.h>
@@ -25,6 +26,10 @@
#define CMD_MAX_TOKENS 256
#endif
+#ifndef MAX_LINE_SIZE
+#define MAX_LINE_SIZE 2048
+#endif
+
#define MSG_OUT_OF_MEMORY "Not enough memory.\n"
#define MSG_CMD_UNKNOWN "Unknown command \"%s\".\n"
#define MSG_CMD_UNIMPLEM "Command \"%s\" not implemented.\n"
@@ -1030,6 +1035,140 @@ cmd_pipeline_codegen(char **tokens,
return;
}
}
+
+static const char cmd_pipeline_libbuild_help[] =
+"pipeline libbuild <code_file> <lib_file>\n";
+
+static void
+cmd_pipeline_libbuild(char **tokens,
+ uint32_t n_tokens,
+ char *out,
+ size_t out_size,
+ void *obj __rte_unused)
+{
+ char *code_file, *lib_file, *obj_file = NULL, *log_file = NULL;
+ char *install_dir, *cwd = NULL, *buffer = NULL;
+ size_t length;
+ int status = 0;
+
+ if (n_tokens != 4) {
+ snprintf(out, out_size, MSG_ARG_MISMATCH, tokens[0]);
+ goto free;
+ }
+
+ install_dir = getenv("RTE_INSTALL_DIR");
+ if (!install_dir) {
+ cwd = malloc(MAX_LINE_SIZE);
+ if (!cwd) {
+ snprintf(out, out_size, MSG_OUT_OF_MEMORY);
+ goto free;
+ }
+
+ install_dir = getcwd(cwd, MAX_LINE_SIZE);
+ if (!install_dir) {
+ snprintf(out, out_size, "Error: Path too long.\n");
+ goto free;
+ }
+ }
+
+ snprintf(out, out_size, "Using DPDK source code from \"%s\".\n", install_dir);
+ out_size -= strlen(out);
+ out += strlen(out);
+
+ code_file = tokens[2];
+ length = strnlen(code_file, MAX_LINE_SIZE);
+ if ((length < 3) ||
+ (code_file[length - 2] != '.') ||
+ (code_file[length - 1] != 'c')) {
+ snprintf(out, out_size, MSG_ARG_INVALID, "code_file");
+ goto free;
+ }
+
+ lib_file = tokens[3];
+ length = strnlen(lib_file, MAX_LINE_SIZE);
+ if ((length < 4) ||
+ (lib_file[length - 3] != '.') ||
+ (lib_file[length - 2] != 's') ||
+ (lib_file[length - 1] != 'o')) {
+ snprintf(out, out_size, MSG_ARG_INVALID, "lib_file");
+ goto free;
+ }
+
+ obj_file = malloc(length);
+ log_file = malloc(length + 2);
+ if (!obj_file || !log_file) {
+ snprintf(out, out_size, MSG_OUT_OF_MEMORY);
+ goto free;
+ }
+
+ memcpy(obj_file, lib_file, length - 2);
+ obj_file[length - 2] = 'o';
+ obj_file[length - 1] = 0;
+
+ memcpy(log_file, lib_file, length - 2);
+ log_file[length - 2] = 'l';
+ log_file[length - 1] = 'o';
+ log_file[length] = 'g';
+ log_file[length + 1] = 0;
+
+ buffer = malloc(MAX_LINE_SIZE);
+ if (!buffer) {
+ snprintf(out, out_size, MSG_OUT_OF_MEMORY);
+ return;
+ }
+
+ snprintf(buffer,
+ MAX_LINE_SIZE,
+ "gcc -c -O3 -fpic -Wno-deprecated-declarations -o %s %s "
+ "-I %s/lib/pipeline "
+ "-I %s/lib/eal/include "
+ "-I %s/lib/eal/x86/include "
+ "-I %s/lib/eal/include/generic "
+ "-I %s/lib/meter "
+ "-I %s/lib/port "
+ "-I %s/lib/table "
+ "-I %s/lib/pipeline "
+ "-I %s/config "
+ "-I %s/build "
+ "-I %s/lib/eal/linux/include "
+ ">%s 2>&1 "
+ "&& "
+ "gcc -shared %s -o %s "
+ ">>%s 2>&1",
+ obj_file,
+ code_file,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ install_dir,
+ log_file,
+ obj_file,
+ lib_file,
+ log_file);
+
+ status = system(buffer);
+ if (status) {
+ snprintf(out,
+ out_size,
+ "Library build failed, see file \"%s\" for details.\n",
+ log_file);
+ goto free;
+ }
+
+free:
+ free(cwd);
+ free(obj_file);
+ free(log_file);
+ free(buffer);
+}
+
static const char cmd_pipeline_build_help[] =
"pipeline <pipeline_name> build lib <lib_file> io <iospec_file> numa <numa_node>\n";
@@ -1127,10 +1266,6 @@ table_entry_free(struct rte_swx_table_entry *entry)
free(entry);
}
-#ifndef MAX_LINE_SIZE
-#define MAX_LINE_SIZE 2048
-#endif
-
static int
pipeline_table_entries_add(struct rte_swx_ctl_pipeline *p,
const char *table_name,
@@ -3057,6 +3192,7 @@ cmd_help(char **tokens,
"\tpipeline port in\n"
"\tpipeline port out\n"
"\tpipeline codegen\n"
+ "\tpipeline libbuild\n"
"\tpipeline build\n"
"\tpipeline table add\n"
"\tpipeline table delete\n"
@@ -3132,6 +3268,12 @@ cmd_help(char **tokens,
return;
}
+ if ((strcmp(tokens[0], "pipeline") == 0) &&
+ (n_tokens == 2) && (strcmp(tokens[1], "libbuild") == 0)) {
+ snprintf(out, out_size, "\n%s\n", cmd_pipeline_libbuild_help);
+ return;
+ }
+
if ((strcmp(tokens[0], "pipeline") == 0) &&
(n_tokens == 2) && (strcmp(tokens[1], "build") == 0)) {
snprintf(out, out_size, "\n%s\n", cmd_pipeline_build_help);
@@ -3417,6 +3559,13 @@ cli_process(char *in, char *out, size_t out_size, void *obj)
return;
}
+ if ((n_tokens >= 3) &&
+ (strcmp(tokens[1], "libbuild") == 0)) {
+ cmd_pipeline_libbuild(tokens, n_tokens, out, out_size,
+ obj);
+ return;
+ }
+
if ((n_tokens >= 3) &&
(strcmp(tokens[2], "build") == 0)) {
cmd_pipeline_build(tokens, n_tokens, out, out_size,