]> git.ozlabs.org Git - petitboot/blobdiff - discover/platform-powerpc.c
discover/powerpc: Rearange save_config
[petitboot] / discover / platform-powerpc.c
index 247b4e6d9389956916e63a27fc709d6bb7aa85f7..c7432fb7061d1f2d7126ceb1f99c4e2596de5789 100644 (file)
@@ -4,9 +4,9 @@
 #include <stdlib.h>
 #include <limits.h>
 #include <errno.h>
+#include <fcntl.h>
 #include <sys/types.h>
 #include <sys/wait.h>
-#include <sys/fcntl.h>
 #include <sys/stat.h>
 #include <asm/byteorder.h>
 
@@ -16,6 +16,7 @@
 #include <log/log.h>
 #include <process/process.h>
 #include <types/types.h>
+#include <url/url.h>
 
 #include "hostboot.h"
 #include "platform.h"
@@ -25,7 +26,6 @@
 static const char *partition = "common";
 static const char *sysparams_dir = "/sys/firmware/opal/sysparams/";
 static const char *devtree_dir = "/proc/device-tree/";
-static const int ipmi_timeout = 5000; /* milliseconds. */
 
 struct param {
        char                    *name;
@@ -147,7 +147,7 @@ static int parse_nvram_params(struct platform_powerpc *platform,
 
 static int parse_nvram(struct platform_powerpc *platform)
 {
-       struct process *process;
+       struct process_stdout *stdout;
        const char *argv[5];
        int rc;
 
@@ -157,23 +157,17 @@ static int parse_nvram(struct platform_powerpc *platform)
        argv[3] = partition;
        argv[4] = NULL;
 
-       process = process_create(platform);
-       process->path = "nvram";
-       process->argv = argv;
-       process->keep_stdout = true;
-
-       rc = process_run_sync(process);
+       rc = process_get_stdout_argv(NULL, &stdout, argv);
 
-       if (rc || !process_exit_ok(process)) {
+       if (rc) {
                fprintf(stderr, "nvram process returned "
                                "non-zero exit status\n");
                rc = -1;
        } else {
-               rc = parse_nvram_params(platform, process->stdout_buf,
-                                           process->stdout_len);
+               rc = parse_nvram_params(platform, stdout->buf, stdout->len);
        }
 
-       process_release(process);
+       talloc_free(stdout);
        return rc;
 }
 
@@ -287,7 +281,7 @@ static int parse_one_interface_config(struct config *config,
                char *confstr)
 {
        struct interface_config *ifconf;
-       char *tok, *saveptr;
+       char *tok, *tok_gw, *tok_url, *saveptr;
 
        ifconf = talloc_zero(config, struct interface_config);
 
@@ -320,18 +314,26 @@ static int parse_one_interface_config(struct config *config,
                ifconf->static_config.address =
                        talloc_strdup(ifconf, tok);
 
-               tok = strtok_r(NULL, ",", &saveptr);
-               if (tok) {
-                       ifconf->static_config.gateway =
-                               talloc_strdup(ifconf, tok);
+               /*
+                * If a url is set but not a gateway, we can accidentally
+                * interpret the url as the gateway. To avoid changing the
+                * parameter format check if the "gateway" is actually a
+                * pb-url if it's the last token.
+                */
+               tok_gw = strtok_r(NULL, ",", &saveptr);
+               tok_url = strtok_r(NULL, ",", &saveptr);
+
+               if (tok_gw) {
+                       if (tok_url || !is_url(tok_gw))
+                               ifconf->static_config.gateway =
+                                       talloc_strdup(ifconf, tok_gw);
+                       else
+                                       tok_url = tok_gw;
                }
 
-               tok = strtok_r(NULL, ",", &saveptr);
-               if (tok) {
+               if (tok_url)
                        ifconf->static_config.url =
-                               talloc_strdup(ifconf, tok);
-               }
-
+                               talloc_strdup(ifconf, tok_url);
        } else {
                pb_log("Unknown network configuration method %s\n", tok);
                goto out_err;
@@ -410,11 +412,9 @@ static int read_bootdev(void *ctx, char **pos, struct autoboot_option *opt)
        if (!strncmp(*pos, "uuid:", strlen("uuid:"))) {
                prefix = strlen("uuid:");
                opt->boot_type = BOOT_DEVICE_UUID;
-               rc = 0;
        } else if (!strncmp(*pos, "mac:", strlen("mac:"))) {
                prefix = strlen("mac:");
                opt->boot_type = BOOT_DEVICE_UUID;
-               rc = 0;
        } else {
                type = find_device_type(*pos);
                if (type != DEVICE_TYPE_UNKNOWN) {
@@ -428,9 +428,12 @@ static int read_bootdev(void *ctx, char **pos, struct autoboot_option *opt)
                if (delim)
                        len = (int)(delim - *pos) - prefix;
                else
-                       len = strlen(*pos);
+                       len = strlen(*pos) - prefix;
 
-               opt->uuid = talloc_strndup(ctx, *pos + prefix, len);
+               if (len) {
+                       opt->uuid = talloc_strndup(ctx, *pos + prefix, len);
+                       rc = 0;
+               }
        }
 
        /* Always advance pointer to next option or end */
@@ -491,19 +494,6 @@ static void populate_bootdev_config(struct platform_powerpc *platform,
        config->n_autoboot_opts = n_new;
 }
 
-static void set_proxy_variables(struct config *config)
-{
-       if (config->http_proxy)
-               setenv("http_proxy", config->http_proxy, 1);
-       else
-               unsetenv("http_proxy");
-
-       if (config->https_proxy)
-               setenv("https_proxy", config->https_proxy, 1);
-       else
-               unsetenv("https_proxy");
-}
-
 static void populate_config(struct platform_powerpc *platform,
                struct config *config)
 {
@@ -559,7 +549,6 @@ static void populate_config(struct platform_powerpc *platform,
        val = get_param(platform, "petitboot,https_proxy");
        if (val)
                config->https_proxy = talloc_strdup(config, val);
-       set_proxy_variables(config);
 }
 
 static char *iface_config_str(void *ctx, struct interface_config *config)
@@ -691,7 +680,7 @@ static void update_bootdev_config(struct platform_powerpc *platform,
                talloc_free(boot_str);
 }
 
-static int update_config(struct platform_powerpc *platform,
+static void update_config(struct platform_powerpc *platform,
                struct config *config, struct config *defaults)
 {
        char *tmp = NULL;
@@ -709,14 +698,6 @@ static int update_config(struct platform_powerpc *platform,
                val = tmp = talloc_asprintf(platform, "%d",
                                config->autoboot_timeout_sec);
 
-       if (config->ipmi_bootdev == IPMI_BOOTDEV_INVALID &&
-           platform->clear_ipmi_bootdev) {
-               platform->clear_ipmi_bootdev(platform,
-                               config->ipmi_bootdev_persistent);
-               config->ipmi_bootdev = IPMI_BOOTDEV_NONE;
-               config->ipmi_bootdev_persistent = false;
-       }
-
        update_string_config(platform, "petitboot,timeout", val);
        if (tmp)
                talloc_free(tmp);
@@ -739,13 +720,10 @@ static int update_config(struct platform_powerpc *platform,
        update_string_config(platform, "petitboot,http_proxy", val);
        val = config->https_proxy ?: "";
        update_string_config(platform, "petitboot,https_proxy", val);
-       set_proxy_variables(config);
 
        update_network_config(platform, config);
 
        update_bootdev_config(platform, config);
-
-       return write_nvram(platform);
 }
 
 static void set_ipmi_bootdev(struct config *config, enum ipmi_bootdev bootdev,
@@ -754,21 +732,8 @@ static void set_ipmi_bootdev(struct config *config, enum ipmi_bootdev bootdev,
        config->ipmi_bootdev = bootdev;
        config->ipmi_bootdev_persistent = persistent;
 
-       switch (bootdev) {
-       case IPMI_BOOTDEV_NONE:
-       case IPMI_BOOTDEV_DISK:
-       case IPMI_BOOTDEV_NETWORK:
-       case IPMI_BOOTDEV_CDROM:
-       default:
-               break;
-       case IPMI_BOOTDEV_SETUP:
-               config->autoboot_enabled = false;
-               break;
-       case IPMI_BOOTDEV_SAFE:
-               config->autoboot_enabled = false;
+       if (bootdev == IPMI_BOOTDEV_SAFE)
                config->safe_mode = true;
-               break;
-       }
 }
 
 static int read_bootdev_sysparam(const char *name, uint8_t *val)
@@ -1010,119 +975,6 @@ static int set_ipmi_os_boot_sensor(struct platform_powerpc *platform)
        return 0;
 }
 
-static void get_ipmi_bmc_mac(struct platform *p, uint8_t *buf)
-{
-       struct platform_powerpc *platform = p->platform_data;
-       uint16_t resp_len = 8;
-       uint8_t resp[8];
-       uint8_t req[] = { 0x1, 0x5, 0x0, 0x0 };
-       int i, rc;
-
-       rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_TRANSPORT,
-                       IPMI_CMD_TRANSPORT_GET_LAN_PARAMS,
-                       req, sizeof(req),
-                       resp, &resp_len,
-                       ipmi_timeout);
-
-       pb_debug("BMC MAC resp [%d][%d]:\n", rc, resp_len);
-
-       if (rc == 0 && resp_len > 0) {
-               for (i = 2; i < resp_len; i++) {
-                       pb_debug(" %x", resp[i]);
-                       buf[i - 2] = resp[i];
-               }
-               pb_debug("\n");
-       }
-
-}
-
-/*
- * Retrieve info from the "Get Device ID" IPMI commands.
- * See Chapter 20.1 in the IPMIv2 specification.
- */
-static void get_ipmi_bmc_versions(struct platform *p, struct system_info *info)
-{
-       struct platform_powerpc *platform = p->platform_data;
-       uint16_t resp_len = 16;
-       uint8_t resp[16], bcd;
-       uint32_t aux_version;
-       int i, rc;
-
-       /* Retrieve info from current side */
-       rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_APP,
-                       IPMI_CMD_APP_GET_DEVICE_ID,
-                       NULL, 0,
-                       resp, &resp_len,
-                       ipmi_timeout);
-
-       pb_debug("BMC version resp [%d][%d]:\n", rc, resp_len);
-       if (resp_len > 0) {
-               for (i = 0; i < resp_len; i++) {
-                       pb_debug(" %x", resp[i]);
-               }
-               pb_debug("\n");
-       }
-
-       if (rc == 0 && resp_len == 16) {
-               info->bmc_current = talloc_array(info, char *, 4);
-               info->n_bmc_current = 4;
-
-               info->bmc_current[0] = talloc_asprintf(info, "Device ID: 0x%x",
-                                               resp[1]);
-               info->bmc_current[1] = talloc_asprintf(info, "Device Rev: 0x%x",
-                                               resp[2]);
-               bcd = resp[4] & 0x0f;
-               bcd += 10 * (resp[4] >> 4);
-               memcpy(&aux_version, &resp[12], sizeof(aux_version));
-               info->bmc_current[2] = talloc_asprintf(info,
-                                               "Firmware version: %u.%02u.%05u",
-                                               resp[3], bcd, aux_version);
-               bcd = resp[5] & 0x0f;
-               bcd += 10 * (resp[5] >> 4);
-               info->bmc_current[3] = talloc_asprintf(info, "IPMI version: %u",
-                                               bcd);
-       } else
-               pb_log("Failed to retrieve Device ID from IPMI\n");
-
-       /* Retrieve info from golden side */
-       memset(resp, 0, sizeof(resp));
-       resp_len = 16;
-       rc = ipmi_transaction(platform->ipmi, IPMI_NETFN_AMI,
-                       IPMI_CMD_APP_GET_DEVICE_ID_GOLDEN,
-                       NULL, 0,
-                       resp, &resp_len,
-                       ipmi_timeout);
-
-       pb_debug("BMC golden resp [%d][%d]:\n", rc, resp_len);
-       if (resp_len > 0) {
-               for (i = 0; i < resp_len; i++) {
-                       pb_debug(" %x", resp[i]);
-               }
-               pb_debug("\n");
-       }
-
-       if (rc == 0 && resp_len == 16) {
-               info->bmc_golden = talloc_array(info, char *, 4);
-               info->n_bmc_golden = 4;
-
-               info->bmc_golden[0] = talloc_asprintf(info, "Device ID: 0x%x",
-                                               resp[1]);
-               info->bmc_golden[1] = talloc_asprintf(info, "Device Rev: 0x%x",
-                                               resp[2]);
-               bcd = resp[4] & 0x0f;
-               bcd += 10 * (resp[4] >> 4);
-               memcpy(&aux_version, &resp[12], sizeof(aux_version));
-               info->bmc_golden[2] = talloc_asprintf(info,
-                                               "Firmware version: %u.%02u.%u",
-                                               resp[3], bcd, aux_version);
-               bcd = resp[5] & 0x0f;
-               bcd += 10 * (resp[5] >> 4);
-               info->bmc_golden[3] = talloc_asprintf(info, "IPMI version: %u",
-                                               bcd);
-       } else
-               pb_log("Failed to retrieve Golden Device ID from IPMI\n");
-}
-
 static void get_ipmi_network_override(struct platform_powerpc *platform,
                        struct config *config)
 {
@@ -1200,7 +1052,7 @@ static void get_ipmi_network_override(struct platform_powerpc *platform,
        memcpy(&cookie, &resp[i], sizeof(cookie));
        cookie = __be32_to_cpu(cookie);
        if (cookie != magic_value) {
-               pb_log("%s: Incorrect cookie %x\n", __func__, cookie);
+               pb_log_fn("Incorrect cookie %x\n", cookie);
                return;
        }
        i += sizeof(cookie);
@@ -1266,7 +1118,7 @@ static int load_config(struct platform *p, struct config *config)
 
        rc = parse_nvram(platform);
        if (rc)
-               return rc;
+               pb_log_fn("Failed to parse nvram\n");
 
        populate_config(platform, config);
 
@@ -1292,15 +1144,22 @@ static int save_config(struct platform *p, struct config *config)
 {
        struct platform_powerpc *platform = to_platform_powerpc(p);
        struct config *defaults;
-       int rc;
+
+       if (config->ipmi_bootdev == IPMI_BOOTDEV_INVALID &&
+           platform->clear_ipmi_bootdev) {
+               platform->clear_ipmi_bootdev(platform,
+                               config->ipmi_bootdev_persistent);
+               config->ipmi_bootdev = IPMI_BOOTDEV_NONE;
+               config->ipmi_bootdev_persistent = false;
+       }
 
        defaults = talloc_zero(platform, struct config);
        config_set_defaults(defaults);
 
-       rc = update_config(platform, config, defaults);
+       update_config(platform, config, defaults);
 
        talloc_free(defaults);
-       return rc;
+       return write_nvram(platform);
 }
 
 static void pre_boot(struct platform *p, const struct config *config)
@@ -1333,11 +1192,11 @@ static int get_sysinfo(struct platform *p, struct system_info *sysinfo)
        talloc_free(filename);
 
        sysinfo->bmc_mac = talloc_zero_size(sysinfo, HWADDR_SIZE);
-       if (platform->ipmi)
-               get_ipmi_bmc_mac(p, sysinfo->bmc_mac);
 
-       if (platform->ipmi)
-               get_ipmi_bmc_versions(p, sysinfo);
+       if (platform->ipmi) {
+               ipmi_get_bmc_mac(platform->ipmi, sysinfo->bmc_mac);
+               ipmi_get_bmc_versions(platform->ipmi, sysinfo);
+       }
 
        if (platform->get_platform_versions)
                platform->get_platform_versions(sysinfo);