/* Copyright (c) 2010-2013 Red Hat, Inc. This file is part of GlusterFS. This file is licensed to you under your choice of the GNU Lesser General Public License, version 3 or any later version (LGPLv3 or later), or the GNU General Public License, version 2 (GPLv2), in all cases as published by the Free Software Foundation. */ #include #include #include #include #include #ifndef _CONFIG_H #define _CONFIG_H #include "config.h" #endif #include "cli.h" #include "cli-cmd.h" #include "cli-mem-types.h" #include "dict.h" #include "protocol-common.h" #include "cli1-xdr.h" #define MAX_SNAP_DESCRIPTION_LEN 1024 struct snap_config_opt_vals_ snap_confopt_vals[] = { {.op_name = "snap-max-hard-limit", .question = "Changing snapshot-max-hard-limit " "will lead to deletion of snapshots " "if they exceed the new limit.\n" "Do you want to continue?" }, {.op_name = "snap-max-soft-limit", .question = "Changing snapshot-max-soft-limit " "will lead to deletion of snapshots " "if they exceed the new limit.\n" "Do you want to continue?" }, {.op_name = "both", .question = "Changing snapshot-max-hard-limit & " "snapshot-max-soft-limit will lead to " "deletion of snapshots if they exceed " "the new limit.\nDo you want to continue?" }, {.op_name = NULL, } }; enum cli_snap_config_set_types { GF_SNAP_CONFIG_SET_HARD = 0, GF_SNAP_CONFIG_SET_SOFT = 1, GF_SNAP_CONFIG_SET_BOTH = 2, }; typedef enum cli_snap_config_set_types cli_snap_config_set_types; static const char * id_sel (void *wcon) { return (const char *)wcon; } static char * str_getunamb (const char *tok, char **opwords) { return (char *)cli_getunamb (tok, (void **)opwords, id_sel); } int32_t cli_cmd_bricks_parse (const char **words, int wordcount, int brick_index, char **bricks, int *brick_count) { int ret = 0; char *tmp_list = NULL; char brick_list[120000] = {0,}; char *space = " "; char *delimiter = NULL; char *host_name = NULL; char *free_list_ptr = NULL; char *tmpptr = NULL; int j = 0; int brick_list_len = 0; char *tmp_host = NULL; GF_ASSERT (words); GF_ASSERT (wordcount); GF_ASSERT (bricks); GF_ASSERT (brick_index > 0); GF_ASSERT (brick_index < wordcount); strncpy (brick_list, space, strlen (space)); brick_list_len++; while (brick_index < wordcount) { if (validate_brick_name ((char *)words[brick_index])) { cli_err ("Wrong brick type: %s, use :" "", words[brick_index]); ret = -1; goto out; } else { delimiter = strrchr (words[brick_index], ':'); ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } if ((brick_list_len + strlen (words[brick_index]) + 1) > sizeof (brick_list)) { cli_err ("Total brick list is larger than a request. " "Can take (brick_count %d)", *brick_count); ret = -1; goto out; } tmp_host = gf_strdup ((char *)words[brick_index]); if (!tmp_host) { gf_log ("cli", GF_LOG_ERROR, "Out of memory"); ret = -1; goto out; } get_host_name (tmp_host, &host_name); if (!host_name) { ret = -1; gf_log("cli",GF_LOG_ERROR, "Unable to allocate " "memory"); goto out; } if (!(strcmp (host_name, "localhost") && strcmp (host_name, "127.0.0.1") && strncmp (host_name, "0.", 2))) { cli_err ("Please provide a valid hostname/ip other " "than localhost, 127.0.0.1 or loopback " "address (0.0.0.0 to 0.255.255.255)."); ret = -1; GF_FREE (tmp_host); goto out; } if (!valid_internet_address (host_name, _gf_false)) { cli_err ("internet address '%s' does not conform to " "standards", host_name); } GF_FREE (tmp_host); tmp_list = gf_strdup (brick_list + 1); if (free_list_ptr) { GF_FREE (free_list_ptr); free_list_ptr = NULL; } free_list_ptr = tmp_list; j = 0; while(j < *brick_count) { strtok_r (tmp_list, " ", &tmpptr); if (!(strcmp (tmp_list, words[brick_index]))) { ret = -1; cli_err ("Found duplicate" " exports %s",words[brick_index]); goto out; } tmp_list = tmpptr; j++; } strcat (brick_list, words[brick_index]); strcat (brick_list, " "); brick_list_len += (strlen (words[brick_index]) + 1); ++(*brick_count); ++brick_index; } *bricks = gf_strdup (brick_list); if (!*bricks) ret = -1; out: GF_FREE (free_list_ptr); return ret; } int32_t cli_cmd_volume_create_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; int ret = -1; gf1_cluster_type type = GF_CLUSTER_TYPE_NONE; int count = 1; int sub_count = 1; int brick_index = 0; int i = 0; char *trans_type = NULL; int32_t index = 0; char *bricks = NULL; int32_t brick_count = 0; char *opwords[] = { "replica", "stripe", "transport", NULL }; char *invalid_volnames[] = {"volume", "type", "subvolumes", "option", "end-volume", "all", "volume_not_in_ring", "description", "force", "snap-max-hard-limit", "snap-max-soft-limit", NULL}; char *w = NULL; int op_count = 0; int32_t replica_count = 1; int32_t stripe_count = 1; gf_boolean_t is_force = _gf_false; int wc = wordcount; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 3) goto out; volname = (char *)words[2]; GF_ASSERT (volname); /* Validate the volume name here itself */ { if (volname[0] == '-') goto out; for (i = 0; invalid_volnames[i]; i++) { if (!strcmp (volname, invalid_volnames[i])) { cli_err ("\"%s\" cannot be the name of a volume.", volname); goto out; } } if (strchr (volname, '/')) goto out; if (strlen (volname) > GD_VOLUME_NAME_MAX) { cli_err("Volume name exceeds %d characters.", GD_VOLUME_NAME_MAX); goto out; } for (i = 0; i < strlen (volname); i++) if (!isalnum (volname[i]) && (volname[i] != '_') && (volname[i] != '-')) { cli_err ("Volume name should not contain \"%c\"" " character.\nVolume names can only" "contain alphanumeric, '-' and '_' " "characters.",volname[i]); goto out; } } if (wordcount < 4) { ret = -1; goto out; } type = GF_CLUSTER_TYPE_NONE; index = 3; while (op_count < 3) { ret = -1; w = str_getunamb (words[index], opwords); if (!w) { break; } else if ((strcmp (w, "replica")) == 0) { switch (type) { case GF_CLUSTER_TYPE_STRIPE_REPLICATE: case GF_CLUSTER_TYPE_REPLICATE: cli_err ("replica option given twice"); goto out; case GF_CLUSTER_TYPE_NONE: type = GF_CLUSTER_TYPE_REPLICATE; break; case GF_CLUSTER_TYPE_STRIPE: type = GF_CLUSTER_TYPE_STRIPE_REPLICATE; break; } if (wordcount < (index+2)) { ret = -1; goto out; } replica_count = strtol (words[index+1], NULL, 0); if (replica_count < 2) { cli_err ("replica count should be greater" " than 1"); ret = -1; goto out; } ret = dict_set_int32 (dict, "replica-count", replica_count); if (ret) goto out; index += 2; } else if ((strcmp (w, "stripe")) == 0) { switch (type) { case GF_CLUSTER_TYPE_STRIPE_REPLICATE: case GF_CLUSTER_TYPE_STRIPE: cli_err ("stripe option given twice"); goto out; case GF_CLUSTER_TYPE_NONE: type = GF_CLUSTER_TYPE_STRIPE; break; case GF_CLUSTER_TYPE_REPLICATE: type = GF_CLUSTER_TYPE_STRIPE_REPLICATE; break; } if (wordcount < (index + 2)) { ret = -1; goto out; } stripe_count = strtol (words[index+1], NULL, 0); if (stripe_count < 2) { cli_err ("stripe count should be greater" " than 1"); ret = -1; goto out; } ret = dict_set_int32 (dict, "stripe-count", stripe_count); if (ret) goto out; index += 2; } else if ((strcmp (w, "transport")) == 0) { if (trans_type) { cli_err ("'transport' option given more" " than one time"); goto out; } if ((strcasecmp (words[index+1], "tcp") == 0)) { trans_type = gf_strdup ("tcp"); } else if ((strcasecmp (words[index+1], "rdma") == 0)) { trans_type = gf_strdup ("rdma"); } else if ((strcasecmp (words[index+1], "tcp,rdma") == 0) || (strcasecmp (words[index+1], "rdma,tcp") == 0)) { trans_type = gf_strdup ("tcp,rdma"); } else { gf_log ("", GF_LOG_ERROR, "incorrect transport" " protocol specified"); ret = -1; goto out; } index += 2; } else { GF_ASSERT (!"opword mismatch"); ret = -1; goto out; } op_count++; } if (!trans_type) trans_type = gf_strdup ("tcp"); sub_count = stripe_count * replica_count; /* reset the count value now */ count = 1; if (index >= wordcount) { ret = -1; goto out; } brick_index = index; if (strcmp (words[wordcount - 1], "force") == 0) { is_force = _gf_true; wc = wordcount - 1; } ret = cli_cmd_bricks_parse (words, wc, brick_index, &bricks, &brick_count); if (ret) goto out; /* If brick-count is not valid when replica or stripe is given, exit here */ if (!brick_count) { cli_err ("No bricks specified"); ret = -1; goto out; } if (brick_count % sub_count) { if (type == GF_CLUSTER_TYPE_STRIPE) cli_err ("number of bricks is not a multiple of " "stripe count"); else if (type == GF_CLUSTER_TYPE_REPLICATE) cli_err ("number of bricks is not a multiple of " "replica count"); else cli_err ("number of bricks given doesn't match " "required count"); ret = -1; goto out; } /* Everything if parsed fine. start setting info in dict */ ret = dict_set_str (dict, "volname", volname); if (ret) goto out; ret = dict_set_int32 (dict, "type", type); if (ret) goto out; ret = dict_set_dynstr (dict, "transport", trans_type); if (ret) goto out; trans_type = NULL; ret = dict_set_dynstr (dict, "bricks", bricks); if (ret) goto out; ret = dict_set_int32 (dict, "count", brick_count); if (ret) goto out; ret = dict_set_int32 (dict, "force", is_force); if (ret) goto out; *options = dict; out: if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to parse create volume CLI"); if (dict) dict_destroy (dict); } GF_FREE (trans_type); return ret; } int32_t cli_cmd_volume_reset_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; int ret = -1; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 3) goto out; if (wordcount > 5) goto out; volname = (char *)words[2]; if (!volname) { ret = -1; goto out; } ret = dict_set_str (dict, "volname", volname); if (ret) goto out; if (wordcount == 3) { ret = dict_set_str (dict, "key", "all"); if (ret) goto out; } if (wordcount >= 4) { if (!strcmp ("force", (char*)words[3])) { ret = dict_set_int32 (dict, "force", 1); if (ret) goto out; ret = dict_set_str (dict, "key", "all"); if (ret) goto out; } else { ret = dict_set_str (dict, "key", (char *)words[3]); if (ret) goto out; } } if (wordcount == 5) { if (strcmp ("force", (char*)words[4])) { ret = -1; goto out; } else { ret = dict_set_int32 (dict, "force", 1); if (ret) goto out; } } *options = dict; out: if (ret && dict) { dict_destroy (dict); } return ret; } int32_t cli_cmd_quota_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; int ret = -1; int i = 0; char key[20] = {0, }; uint64_t value = 0; gf_quota_type type = GF_QUOTA_OPTION_TYPE_NONE; char *opwords[] = { "enable", "disable", "limit-usage", "remove", "list", "alert-time", "soft-timeout", "hard-timeout", "default-soft-limit", NULL}; char *w = NULL; uint32_t time = 0; double percent = 0; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 4) goto out; volname = (char *)words[2]; if (!volname) { ret = -1; goto out; } /* Validate the volume name here itself */ { if (volname[0] == '-') goto out; if (!strcmp (volname, "all")) { cli_err ("\"all\" cannot be the name of a volume."); goto out; } if (strchr (volname, '/')) goto out; if (strlen (volname) > GD_VOLUME_NAME_MAX) { cli_err("Volname can not exceed %d characters.", GD_VOLUME_NAME_MAX); goto out; } for (i = 0; i < strlen (volname); i++) if (!isalnum (volname[i]) && (volname[i] != '_') && (volname[i] != '-')) { cli_err ("Volume name should not contain \"%c\"" " character.\nVolume names can only" "contain alphanumeric, '-' and '_' " "characters.",volname[i]); goto out; } } ret = dict_set_str (dict, "volname", volname); if (ret < 0) goto out; w = str_getunamb (words[3], opwords); if (!w) { cli_out ("Invalid quota option : %s", words[3]); ret = - 1; goto out; } if (strcmp (w, "enable") == 0) { if (wordcount == 4) { type = GF_QUOTA_OPTION_TYPE_ENABLE; ret = 0; goto set_type; } else { ret = -1; goto out; } } if (strcmp (w, "disable") == 0) { if (wordcount == 4) { type = GF_QUOTA_OPTION_TYPE_DISABLE; ret = 0; goto set_type; } else { ret = -1; goto out; } } if (strcmp (w, "limit-usage") == 0) { if (wordcount < 6 || wordcount > 7) { ret = -1; goto out; } type = GF_QUOTA_OPTION_TYPE_LIMIT_USAGE; if (words[4][0] != '/') { cli_err ("Please enter absolute path"); ret = -1; goto out; } ret = dict_set_str (dict, "path", (char *) words[4]); if (ret) goto out; if (!words[5]) { cli_err ("Please enter the limit value to be set"); ret = -1; goto out; } ret = gf_string2bytesize_uint64 (words[5], &value); if (ret != 0) { if (errno == ERANGE) cli_err ("Value too large: %s", words[5]); else cli_err ("Please enter a correct value"); goto out; } ret = dict_set_str (dict, "hard-limit", (char *) words[5]); if (ret < 0) goto out; if (wordcount == 7) { ret = gf_string2percent (words[6], &percent); if (ret != 0) { cli_err ("Please enter a correct value"); goto out; } ret = dict_set_str (dict, "soft-limit", (char *) words[6]); if (ret < 0) goto out; } goto set_type; } if (strcmp (w, "remove") == 0) { if (wordcount != 5) { ret = -1; goto out; } type = GF_QUOTA_OPTION_TYPE_REMOVE; if (words[4][0] != '/') { cli_err ("Please enter absolute path"); ret = -1; goto out; } ret = dict_set_str (dict, "path", (char *) words[4]); if (ret < 0) goto out; goto set_type; } if (strcmp (w, "list") == 0) { if (wordcount < 4) { ret = -1; goto out; } type = GF_QUOTA_OPTION_TYPE_LIST; i = 4; while (i < wordcount) { snprintf (key, 20, "path%d", i-4); ret = dict_set_str (dict, key, (char *) words [i++]); if (ret < 0) goto out; } ret = dict_set_int32 (dict, "count", i - 4); if (ret < 0) goto out; goto set_type; } if (strcmp (w, "alert-time") == 0) { if (wordcount != 5) { ret = -1; goto out; } type = GF_QUOTA_OPTION_TYPE_ALERT_TIME; ret = gf_string2time (words[4], &time); if (ret) { cli_err ("Invalid argument %s. Please enter a valid " "string", words[4]); goto out; } ret = dict_set_str (dict, "value", (char *)words[4]); if (ret < 0) goto out; goto set_type; } if (strcmp (w, "soft-timeout") == 0) { if (wordcount != 5) { ret = -1; goto out; } type = GF_QUOTA_OPTION_TYPE_SOFT_TIMEOUT; ret = gf_string2time (words[4], &time); if (ret) { cli_err ("Invalid argument %s. Please enter a valid " "string", words[4]); goto out; } ret = dict_set_str (dict, "value", (char *)words[4]); if (ret < 0) goto out; goto set_type; } if (strcmp (w, "hard-timeout") == 0) { if(wordcount != 5) { ret = -1; goto out; } type = GF_QUOTA_OPTION_TYPE_HARD_TIMEOUT; ret = gf_string2time (words[4], &time); if (ret) { cli_err ("Invalid argument %s. Please enter a valid " "string", words[4]); goto out; } ret = dict_set_str (dict, "value", (char *)words[4]); if (ret < 0) goto out; goto set_type; } if (strcmp (w, "default-soft-limit") == 0) { if(wordcount != 5) { ret = -1; goto out; } type = GF_QUOTA_OPTION_TYPE_DEFAULT_SOFT_LIMIT; ret = dict_set_str (dict, "value", (char *)words[4]); if (ret < 0) goto out; goto set_type; } else { GF_ASSERT (!"opword mismatch"); } set_type: ret = dict_set_int32 (dict, "type", type); if (ret < 0) goto out; *options = dict; out: if (ret < 0) { if (dict) dict_destroy (dict); } return ret; } static inline gf_boolean_t cli_is_key_spl (char *key) { return (strcmp (key, "group") == 0); } #define GLUSTERD_DEFAULT_WORKDIR "/var/lib/glusterd" static int cli_add_key_group (dict_t *dict, char *key, char *value, char **op_errstr) { int ret = -1; int opt_count = 0; char iter_key[1024] = {0,}; char iter_val[1024] = {0,}; char *saveptr = NULL; char *tok_key = NULL; char *tok_val = NULL; char *dkey = NULL; char *dval = NULL; char *tagpath = NULL; char *buf = NULL; char line[PATH_MAX + 256] = {0,}; char errstr[2048] = ""; FILE *fp = NULL; ret = gf_asprintf (&tagpath, "%s/groups/%s", GLUSTERD_DEFAULT_WORKDIR, value); if (ret == -1) { tagpath = NULL; goto out; } fp = fopen (tagpath, "r"); if (!fp) { ret = -1; snprintf(errstr, sizeof(errstr), "Unable to open file '%s'." " Error: %s", tagpath, strerror (errno)); if (op_errstr) *op_errstr = gf_strdup(errstr); goto out; } opt_count = 0; buf = line; while (fscanf (fp, "%s", buf) != EOF) { opt_count++; tok_key = strtok_r (line, "=", &saveptr); tok_val = strtok_r (NULL, "=", &saveptr); if (!tok_key || !tok_val) { ret = -1; snprintf(errstr, sizeof(errstr), "'%s' file format " "not valid.", tagpath); if (op_errstr) *op_errstr = gf_strdup(errstr); goto out; } snprintf (iter_key, sizeof (iter_key), "key%d", opt_count); dkey = gf_strdup (tok_key); ret = dict_set_dynstr (dict, iter_key, dkey); if (ret) goto out; dkey = NULL; snprintf (iter_val, sizeof (iter_val), "value%d", opt_count); dval = gf_strdup (tok_val); ret = dict_set_dynstr (dict, iter_val, dval); if (ret) goto out; dval = NULL; } if (!opt_count) { ret = -1; snprintf(errstr, sizeof(errstr), "'%s' file format " "not valid.", tagpath); if (op_errstr) *op_errstr = gf_strdup(errstr); goto out; } ret = dict_set_int32 (dict, "count", opt_count); out: GF_FREE (tagpath); if (ret) { GF_FREE (dkey); GF_FREE (dval); } if (fp) fclose (fp); return ret; } #undef GLUSTERD_DEFAULT_WORKDIR int32_t cli_cmd_volume_set_parse (const char **words, int wordcount, dict_t **options, char **op_errstr) { dict_t *dict = NULL; char *volname = NULL; int ret = -1; int count = 0; char *key = NULL; char *value = NULL; int i = 0; char str[50] = {0,}; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 3) goto out; volname = (char *)words[2]; GF_ASSERT (volname); ret = dict_set_str (dict, "volname", volname); if (ret) goto out; if ((!strcmp (volname, "help") || !strcmp (volname, "help-xml")) && wordcount == 3 ) { ret = dict_set_str (dict, volname, volname); if (ret) goto out; } else if (wordcount < 5) { ret = -1; goto out; } else if (wordcount == 5 && cli_is_key_spl ((char *)words[3])) { key = (char *) words[3]; value = (char *) words[4]; if ( !key || !value) { ret = -1; goto out; } ret = gf_strip_whitespace (value, strlen (value)); if (ret == -1) goto out; if (strlen (value) == 0) { ret = -1; goto out; } ret = cli_add_key_group (dict, key, value, op_errstr); if (ret == 0) *options = dict; goto out; } for (i = 3; i < wordcount; i+=2) { key = (char *) words[i]; value = (char *) words[i+1]; if ( !key || !value) { ret = -1; goto out; } count++; ret = gf_strip_whitespace (value, strlen (value)); if (ret == -1) goto out; if (strlen (value) == 0) { ret = -1; goto out; } if (cli_is_key_spl (key)) { ret = -1; goto out; } sprintf (str, "key%d", count); ret = dict_set_str (dict, str, key); if (ret) goto out; sprintf (str, "value%d", count); ret = dict_set_str (dict, str, value); if (ret) goto out; } ret = dict_set_int32 (dict, "count", wordcount-3); if (ret) goto out; *options = dict; out: if (ret) dict_destroy (dict); return ret; } int32_t cli_cmd_volume_add_brick_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; int ret = -1; int brick_count = 0, brick_index = 0; char *bricks = NULL; char *opwords_cl[] = { "replica", "stripe", NULL }; gf1_cluster_type type = GF_CLUSTER_TYPE_NONE; int count = 1; char *w = NULL; int index; gf_boolean_t is_force = _gf_false; int wc = wordcount; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 3) goto out; volname = (char *)words[2]; GF_ASSERT (volname); ret = dict_set_str (dict, "volname", volname); if (ret) goto out; if (wordcount < 4) { ret = -1; goto out; } if (wordcount < 6) { /* seems no options are given, go directly to the parse_brick */ brick_index = 3; type = GF_CLUSTER_TYPE_NONE; goto parse_bricks; } w = str_getunamb (words[3], opwords_cl); if (!w) { type = GF_CLUSTER_TYPE_NONE; index = 3; } else if ((strcmp (w, "replica")) == 0) { type = GF_CLUSTER_TYPE_REPLICATE; if (wordcount < 5) { ret = -1; goto out; } count = strtol (words[4], NULL, 0); if (!count || (count < 2)) { cli_err ("replica count should be greater than 1"); ret = -1; goto out; } ret = dict_set_int32 (dict, "replica-count", count); if (ret) goto out; index = 5; } else if ((strcmp (w, "stripe")) == 0) { type = GF_CLUSTER_TYPE_STRIPE; if (wordcount < 5) { ret = -1; goto out; } count = strtol (words[4], NULL, 0); if (!count || (count < 2)) { cli_err ("stripe count should be greater than 1"); ret = -1; goto out; } ret = dict_set_int32 (dict, "stripe-count", count); if (ret) goto out; index = 5; } else { GF_ASSERT (!"opword mismatch"); ret = -1; goto out; } brick_index = index; parse_bricks: if (strcmp (words[wordcount - 1], "force") == 0) { is_force = _gf_true; wc = wordcount - 1; } ret = cli_cmd_bricks_parse (words, wc, brick_index, &bricks, &brick_count); if (ret) goto out; ret = dict_set_dynstr (dict, "bricks", bricks); if (ret) goto out; ret = dict_set_int32 (dict, "count", brick_count); if (ret) goto out; ret = dict_set_int32 (dict, "force", is_force); if (ret) goto out; *options = dict; out: if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to parse add-brick CLI"); if (dict) dict_destroy (dict); } return ret; } int32_t cli_cmd_volume_remove_brick_parse (const char **words, int wordcount, dict_t **options, int *question) { dict_t *dict = NULL; char *volname = NULL; char *delimiter = NULL; int ret = -1; char key[50]; int brick_count = 0, brick_index = 0; int32_t tmp_index = 0; int32_t j = 0; char *tmp_brick = NULL; char *tmp_brick1 = NULL; char *type_opword[] = { "replica", NULL }; char *opwords[] = { "start", "commit", "stop", "status", "force", NULL }; char *w = NULL; int32_t command = GF_OP_CMD_NONE; long count = 0; GF_ASSERT (words); GF_ASSERT (options); if (wordcount < 5) goto out; dict = dict_new (); if (!dict) goto out; volname = (char *)words[2]; GF_ASSERT (volname); ret = dict_set_str (dict, "volname", volname); if (ret) goto out; brick_index = 3; w = str_getunamb (words[3], type_opword); if (w && !strcmp ("replica", w)) { if (wordcount < 6) { ret = -1; goto out; } count = strtol (words[4], NULL, 0); if (count < 1) { cli_err ("replica count should be greater than 0 in " "case of remove-brick"); ret = -1; goto out; } ret = dict_set_int32 (dict, "replica-count", count); if (ret) goto out; brick_index = 5; } else if (w) { GF_ASSERT (!"opword mismatch"); } w = str_getunamb (words[wordcount - 1], opwords); if (!w) { ret = -1; goto out; } else { /* handled this option */ wordcount--; if (!strcmp ("start", w)) { command = GF_OP_CMD_START; } else if (!strcmp ("commit", w)) { command = GF_OP_CMD_COMMIT; if (question) *question = 1; } else if (!strcmp ("stop", w)) { command = GF_OP_CMD_STOP; } else if (!strcmp ("status", w)) { command = GF_OP_CMD_STATUS; } else if (!strcmp ("force", w)) { command = GF_OP_CMD_COMMIT_FORCE; if (question) *question = 1; } else { GF_ASSERT (!"opword mismatch"); ret = -1; goto out; } } ret = dict_set_int32 (dict, "command", command); if (ret) gf_log ("cli", GF_LOG_INFO, "failed to set 'command' %d", command); tmp_index = brick_index; tmp_brick = GF_MALLOC(2048 * sizeof(*tmp_brick), gf_common_mt_char); if (!tmp_brick) { gf_log ("",GF_LOG_ERROR,"cli_cmd_volume_remove_brick_parse: " "Unable to get memory"); ret = -1; goto out; } tmp_brick1 = GF_MALLOC(2048 * sizeof(*tmp_brick1), gf_common_mt_char); if (!tmp_brick1) { gf_log ("",GF_LOG_ERROR,"cli_cmd_volume_remove_brick_parse: " "Unable to get memory"); ret = -1; goto out; } while (brick_index < wordcount) { if (validate_brick_name ((char *)words[brick_index])) { cli_err ("wrong brick type: %s, use :" "", words[brick_index]); ret = -1; goto out; } else { delimiter = strrchr(words[brick_index], ':'); ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } j = tmp_index; strcpy(tmp_brick, words[brick_index]); while ( j < brick_index) { strcpy(tmp_brick1, words[j]); if (!(strcmp (tmp_brick, tmp_brick1))) { gf_log("",GF_LOG_ERROR, "Duplicate bricks" " found %s", words[brick_index]); cli_err("Duplicate bricks found %s", words[brick_index]); ret = -1; goto out; } j++; } snprintf (key, 50, "brick%d", ++brick_count); ret = dict_set_str (dict, key, (char *)words[brick_index++]); if (ret) goto out; } ret = dict_set_int32 (dict, "count", brick_count); if (ret) goto out; *options = dict; out: if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to parse remove-brick CLI"); if (dict) dict_destroy (dict); } GF_FREE (tmp_brick); GF_FREE (tmp_brick1); return ret; } int32_t cli_cmd_volume_replace_brick_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; int ret = -1; int op_index = 0; char *delimiter = NULL; gf1_cli_replace_op replace_op = GF_REPLACE_OP_NONE; char *opwords[] = { "start", "commit", "pause", "abort", "status", NULL }; char *w = NULL; gf_boolean_t is_force = _gf_false; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 3) goto out; volname = (char *)words[2]; GF_ASSERT (volname); ret = dict_set_str (dict, "volname", volname); if (ret) goto out; if (wordcount < 4) { ret = -1; goto out; } if (validate_brick_name ((char *)words[3])) { cli_err ("wrong brick type: %s, use " ":", words[3]); ret = -1; goto out; } else { delimiter = strrchr ((char *)words[3], ':'); ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } ret = dict_set_str (dict, "src-brick", (char *)words[3]); if (ret) goto out; if (wordcount < 5) { ret = -1; goto out; } if (validate_brick_name ((char *)words[4])) { cli_err ("wrong brick type: %s, use " ":", words[4]); ret = -1; goto out; } else { delimiter = strrchr ((char *)words[4], ':'); ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } ret = dict_set_str (dict, "dst-brick", (char *)words[4]); if (ret) goto out; op_index = 5; if ((wordcount < (op_index + 1))) { ret = -1; goto out; } w = str_getunamb (words[op_index], opwords); if (!w) { } else if (!strcmp ("start", w)) { replace_op = GF_REPLACE_OP_START; } else if (!strcmp ("commit", w)) { replace_op = GF_REPLACE_OP_COMMIT; } else if (!strcmp ("pause", w)) { replace_op = GF_REPLACE_OP_PAUSE; } else if (!strcmp ("abort", w)) { replace_op = GF_REPLACE_OP_ABORT; } else if (!strcmp ("status", w)) { replace_op = GF_REPLACE_OP_STATUS; } else GF_ASSERT (!"opword mismatch"); /* commit force option */ op_index = 6; if (wordcount > (op_index + 1)) { ret = -1; goto out; } if (wordcount == (op_index + 1)) { if ((replace_op != GF_REPLACE_OP_COMMIT) && (replace_op != GF_REPLACE_OP_START)) { ret = -1; goto out; } if (!strcmp ("force", words[op_index])) { if (replace_op == GF_REPLACE_OP_COMMIT) replace_op = GF_REPLACE_OP_COMMIT_FORCE; else if (replace_op == GF_REPLACE_OP_START) is_force = _gf_true; } } if (replace_op == GF_REPLACE_OP_NONE) { ret = -1; goto out; } ret = dict_set_int32 (dict, "operation", (int32_t) replace_op); if (ret) goto out; ret = dict_set_int32 (dict, "force", is_force); if (ret) goto out; *options = dict; out: if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to parse replace-brick CLI"); if (dict) dict_destroy (dict); } return ret; } int32_t cli_cmd_log_filename_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; char *str = NULL; int ret = -1; char *delimiter = NULL; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; volname = (char *)words[3]; GF_ASSERT (volname); ret = dict_set_str (dict, "volname", volname); if (ret) goto out; str = (char *)words[4]; if (strchr (str, ':')) { delimiter = strchr (words[4], ':'); if (!delimiter || delimiter == words[4] || *(delimiter+1) != '/') { cli_err ("wrong brick type: %s, use :" "", words[4]); ret = -1; goto out; } else { ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } ret = dict_set_str (dict, "brick", str); if (ret) goto out; /* Path */ str = (char *)words[5]; ret = dict_set_str (dict, "path", str); if (ret) goto out; } else { ret = dict_set_str (dict, "path", str); if (ret) goto out; } *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } int32_t cli_cmd_log_level_parse (const char **words, int worcount, dict_t **options) { dict_t *dict = NULL; int ret = -1; GF_ASSERT (words); GF_ASSERT (options); /* * loglevel command format: * > volume log level * > volume log level colon-o posix WARNING * > volume log level colon-o replicate* DEBUG * > volume log level coon-o * TRACE */ GF_ASSERT ((strncmp(words[0], "volume", 6) == 0)); GF_ASSERT ((strncmp(words[1], "log", 3) == 0)); GF_ASSERT ((strncmp(words[2], "level", 5) == 0)); ret = glusterd_check_log_level(words[5]); if (ret == -1) { cli_err("Invalid log level [%s] specified", words[5]); cli_err("Valid values for loglevel: (DEBUG|WARNING|ERROR" "|CRITICAL|NONE|TRACE)"); goto out; } dict = dict_new (); if (!dict) goto out; GF_ASSERT(words[3]); GF_ASSERT(words[4]); ret = dict_set_str (dict, "volname", (char *)words[3]); if (ret) goto out; ret = dict_set_str (dict, "xlator", (char *)words[4]); if (ret) goto out; ret = dict_set_str (dict, "loglevel", (char *)words[5]); if (ret) goto out; *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } int32_t cli_cmd_log_locate_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; char *str = NULL; int ret = -1; char *delimiter = NULL; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; volname = (char *)words[3]; GF_ASSERT (volname); ret = dict_set_str (dict, "volname", volname); if (ret) goto out; if (words[4]) { delimiter = strchr (words[4], ':'); if (!delimiter || delimiter == words[4] || *(delimiter+1) != '/') { cli_err ("wrong brick type: %s, use :" "", words[4]); ret = -1; goto out; } else { ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } str = (char *)words[4]; ret = dict_set_str (dict, "brick", str); if (ret) goto out; } *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } int32_t cli_cmd_log_rotate_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; char *str = NULL; int ret = -1; char *delimiter = NULL; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (strcmp ("rotate", words[3]) == 0) volname = (char *)words[2]; else if (strcmp ("rotate", words[2]) == 0) volname = (char *)words[3]; GF_ASSERT (volname); ret = dict_set_str (dict, "volname", volname); if (ret) goto out; if (words[4]) { delimiter = strchr (words[4], ':'); if (!delimiter || delimiter == words[4] || *(delimiter+1) != '/') { cli_err ("wrong brick type: %s, use :" "", words[4]); ret = -1; goto out; } else { ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } str = (char *)words[4]; ret = dict_set_str (dict, "brick", str); if (ret) goto out; } *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } static gf_boolean_t gsyncd_url_check (const char *w) { return !!strpbrk (w, ":/"); } static gf_boolean_t gsyncd_glob_check (const char *w) { return !!strpbrk (w, "*?["); } static int config_parse (const char **words, int wordcount, dict_t *dict, unsigned cmdi, unsigned glob) { int32_t ret = -1; int32_t i = -1; char *append_str = NULL; size_t append_len = 0; char *subop = NULL; switch ((wordcount - 1) - cmdi) { case 0: subop = gf_strdup ("get-all"); break; case 1: if (words[cmdi + 1][0] == '!') { (words[cmdi + 1])++; if (gf_asprintf (&subop, "del%s", glob ? "-glob" : "") == -1) subop = NULL; } else subop = gf_strdup ("get"); ret = dict_set_str (dict, "op_name", ((char *)words[cmdi + 1])); if (ret < 0) goto out; break; default: if (gf_asprintf (&subop, "set%s", glob ? "-glob" : "") == -1) subop = NULL; ret = dict_set_str (dict, "op_name", ((char *)words[cmdi + 1])); if (ret < 0) goto out; /* join the varargs by spaces to get the op_value */ for (i = cmdi + 2; i < wordcount; i++) append_len += (strlen (words[i]) + 1); /* trailing strcat will add two bytes, make space for that */ append_len++; append_str = GF_CALLOC (1, append_len, cli_mt_append_str); if (!append_str) { ret = -1; goto out; } for (i = cmdi + 2; i < wordcount; i++) { strcat (append_str, words[i]); strcat (append_str, " "); } append_str[append_len - 2] = '\0'; /* "checkpoint now" is special: we resolve that "now" */ if ((strcmp (words[cmdi + 1], "checkpoint") == 0) && (strcmp (append_str, "now") == 0)) { struct timeval tv = {0,}; ret = gettimeofday (&tv, NULL); if (ret == -1) goto out; GF_FREE (append_str); append_str = GF_CALLOC (1, 300, cli_mt_append_str); if (!append_str) { ret = -1; goto out; } snprintf (append_str, 300, "now:%" GF_PRI_SECOND ".%06"GF_PRI_SUSECONDS, tv.tv_sec, tv.tv_usec); } ret = dict_set_dynstr (dict, "op_value", append_str); } ret = -1; if (subop) { ret = dict_set_dynstr (dict, "subop", subop); if (!ret) subop = NULL; } out: if (ret && append_str) GF_FREE (append_str); GF_FREE (subop); gf_log ("cli", GF_LOG_DEBUG, "Returning %d", ret); return ret; } static int32_t force_push_pem_parse (const char **words, int wordcount, dict_t *dict, unsigned *cmdi) { int32_t ret = 0; if (!strcmp ((char *)words[wordcount-1], "force")) { if ((strcmp ((char *)words[wordcount-2], "start")) && (strcmp ((char *)words[wordcount-2], "stop")) && (strcmp ((char *)words[wordcount-2], "create")) && (strcmp ((char *)words[wordcount-2], "push-pem")) && (strcmp ((char *)words[wordcount-2], "pause")) && (strcmp ((char *)words[wordcount-2], "resume"))) { ret = -1; goto out; } ret = dict_set_uint32 (dict, "force", _gf_true); if (ret) goto out; (*cmdi)++; if (!strcmp ((char *)words[wordcount-2], "push-pem")) { if (strcmp ((char *)words[wordcount-3], "create")) { ret = -1; goto out; } ret = dict_set_int32 (dict, "push_pem", 1); if (ret) goto out; (*cmdi)++; } } else if (!strcmp ((char *)words[wordcount-1], "push-pem")) { if (strcmp ((char *)words[wordcount-2], "create")) { ret = -1; goto out; } ret = dict_set_int32 (dict, "push_pem", 1); if (ret) goto out; (*cmdi)++; } out: gf_log ("cli", GF_LOG_DEBUG, "Returning %d", ret); return ret; } int32_t cli_cmd_gsync_set_parse (const char **words, int wordcount, dict_t **options) { int32_t ret = -1; dict_t *dict = NULL; gf1_cli_gsync_set type = GF_GSYNC_OPTION_TYPE_NONE; int i = 0; unsigned masteri = 0; unsigned slavei = 0; unsigned glob = 0; unsigned cmdi = 0; char *opwords[] = { "create", "status", "start", "stop", "config", "force", "delete", "push-pem", "detail", "pause", "resume", NULL }; char *w = NULL; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; /* new syntax: * * volume geo-replication $m $s create [push-pem] [force] * volume geo-replication [$m [$s]] status [detail] * volume geo-replication [$m] $s config [[!]$opt [$val]] * volume geo-replication $m $s start|stop [force] * volume geo-replication $m $s delete * volume geo-replication $m $s pause [force] * volume geo-replication $m $s resume [force] */ if (wordcount < 3) goto out; for (i = 2; i <= 3 && i < wordcount - 1; i++) { if (gsyncd_glob_check (words[i])) glob = i; if (gsyncd_url_check (words[i])) { slavei = i; break; } } if (glob && !slavei) /* glob is allowed only for config, thus it implies there is a * slave argument; but that might have not been recognized on * the first scan as it's url characteristics has been covered * by the glob syntax. * * In this case, the slave is perforce the last glob-word -- the * upcoming one is neither glob, nor url, so it's definitely not * the slave. */ slavei = glob; if (slavei) { cmdi = slavei + 1; if (slavei == 3) masteri = 2; } else if (i <= 3) { if (!strcmp ((char *)words[wordcount-1], "detail")) { /* For status detail it is mandatory to provide * both master and slave */ ret = -1; goto out; } /* no $s, can only be status cmd * (with either a single $m before it or nothing) * -- these conditions imply that i <= 3 after * the iteration and that i is the successor of * the (0 or 1 length) sequence of $m-s. */ cmdi = i; if (i == 3) masteri = 2; } else goto out; /* now check if input really complies syntax * (in a somewhat redundant way, in favor * transparent soundness) */ if (masteri && gsyncd_url_check (words[masteri])) goto out; if (slavei && !glob && !gsyncd_url_check (words[slavei])) goto out; w = str_getunamb (words[cmdi], opwords); if (!w) goto out; if (strcmp (w, "create") == 0) { type = GF_GSYNC_OPTION_TYPE_CREATE; if (!masteri || !slavei) goto out; } else if (strcmp (w, "status") == 0) { type = GF_GSYNC_OPTION_TYPE_STATUS; if (slavei && !masteri) goto out; } else if (strcmp (w, "config") == 0) { type = GF_GSYNC_OPTION_TYPE_CONFIG; if (!slavei) goto out; } else if (strcmp (w, "start") == 0) { type = GF_GSYNC_OPTION_TYPE_START; if (!masteri || !slavei) goto out; } else if (strcmp (w, "stop") == 0) { type = GF_GSYNC_OPTION_TYPE_STOP; if (!masteri || !slavei) goto out; } else if (strcmp (w, "delete") == 0) { type = GF_GSYNC_OPTION_TYPE_DELETE; if (!masteri || !slavei) goto out; } else if (strcmp (w, "pause") == 0) { type = GF_GSYNC_OPTION_TYPE_PAUSE; if (!masteri || !slavei) goto out; } else if (strcmp (w, "resume") == 0) { type = GF_GSYNC_OPTION_TYPE_RESUME; if (!masteri || !slavei) goto out; } else GF_ASSERT (!"opword mismatch"); ret = force_push_pem_parse (words, wordcount, dict, &cmdi); if (ret) goto out; if (!strcmp ((char *)words[wordcount-1], "detail")) { if (strcmp ((char *)words[wordcount-2], "status")) { ret = -1; goto out; } if (!slavei || !masteri) { ret = -1; goto out; } ret = dict_set_uint32 (dict, "status-detail", _gf_true); if (ret) goto out; cmdi++; } if (type != GF_GSYNC_OPTION_TYPE_CONFIG && (cmdi < wordcount - 1 || glob)) goto out; /* If got so far, input is valid, assemble the message */ ret = 0; if (masteri) { ret = dict_set_str (dict, "master", (char *)words[masteri]); if (!ret) ret = dict_set_str (dict, "volname", (char *)words[masteri]); } if (!ret && slavei) ret = dict_set_str (dict, "slave", (char *)words[slavei]); if (!ret) ret = dict_set_int32 (dict, "type", type); if (!ret && type == GF_GSYNC_OPTION_TYPE_CONFIG) ret = config_parse (words, wordcount, dict, cmdi, glob); out: if (ret) { if (dict) dict_destroy (dict); } else *options = dict; return ret; } int32_t cli_cmd_volume_profile_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; int ret = -1; gf1_cli_stats_op op = GF_CLI_STATS_NONE; gf1_cli_info_op info_op = GF_CLI_INFO_NONE; gf_boolean_t is_peek = _gf_false; char *opwords[] = { "start", "stop", "info", NULL }; char *w = NULL; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 4) goto out; volname = (char *)words[2]; ret = dict_set_str (dict, "volname", volname); if (ret) goto out; w = str_getunamb (words[3], opwords); if (!w) { ret = -1; goto out; } if ((strcmp (w, "start") == 0 || strcmp (w, "stop") == 0) && wordcount > 5) goto out; if (strcmp (w, "info") == 0 && wordcount > 7) goto out; if (strcmp (w, "start") == 0) { op = GF_CLI_STATS_START; } else if (strcmp (w, "stop") == 0) { op = GF_CLI_STATS_STOP; } else if (strcmp (w, "info") == 0) { op = GF_CLI_STATS_INFO; info_op = GF_CLI_INFO_ALL; if (wordcount > 4) { if (strcmp (words[4], "incremental") == 0) { info_op = GF_CLI_INFO_INCREMENTAL; if (wordcount > 5 && strcmp (words[5], "peek") == 0) { is_peek = _gf_true; } } else if (strcmp (words[4], "cumulative") == 0) { info_op = GF_CLI_INFO_CUMULATIVE; } else if (strcmp (words[4], "clear") == 0) { info_op = GF_CLI_INFO_CLEAR; } else if (strcmp (words[4], "peek") == 0) { is_peek = _gf_true; } } } else GF_ASSERT (!"opword mismatch"); ret = dict_set_int32 (dict, "op", (int32_t)op); if (ret) goto out; ret = dict_set_int32 (dict, "info-op", (int32_t)info_op); if (ret) goto out; ret = dict_set_int32 (dict, "peek", is_peek); if (ret) goto out; if (!strcmp (words[wordcount - 1], "nfs")) { ret = dict_set_int32 (dict, "nfs", _gf_true); if (ret) goto out; } *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } int32_t cli_cmd_volume_top_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; char *volname = NULL; char *value = NULL; char *key = NULL; int ret = -1; gf1_cli_stats_op op = GF_CLI_STATS_NONE; gf1_cli_top_op top_op = GF_CLI_TOP_NONE; int32_t list_cnt = -1; int index = 0; int perf = 0; uint32_t blk_size = 0; uint32_t count = 0; gf_boolean_t nfs = _gf_false; char *delimiter = NULL; char *opwords[] = { "open", "read", "write", "opendir", "readdir", "read-perf", "write-perf", "clear", NULL }; char *w = NULL; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (wordcount < 4) goto out; volname = (char *)words[2]; ret = dict_set_str (dict, "volname", volname); if (ret) goto out; op = GF_CLI_STATS_TOP; ret = dict_set_int32 (dict, "op", (int32_t)op); if (ret) goto out; w = str_getunamb (words[3], opwords); if (!w) { ret = -1; goto out; } if (strcmp (w, "open") == 0) { top_op = GF_CLI_TOP_OPEN; } else if (strcmp (w, "read") == 0) { top_op = GF_CLI_TOP_READ; } else if (strcmp (w, "write") == 0) { top_op = GF_CLI_TOP_WRITE; } else if (strcmp (w, "opendir") == 0) { top_op = GF_CLI_TOP_OPENDIR; } else if (strcmp (w, "readdir") == 0) { top_op = GF_CLI_TOP_READDIR; } else if (strcmp (w, "read-perf") == 0) { top_op = GF_CLI_TOP_READ_PERF; perf = 1; } else if (strcmp (w, "write-perf") == 0) { top_op = GF_CLI_TOP_WRITE_PERF; perf = 1; } else if (strcmp (w, "clear") == 0) { ret = dict_set_int32 (dict, "clear-stats", 1); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not set clear-stats in dict"); goto out; } } else GF_ASSERT (!"opword mismatch"); ret = dict_set_int32 (dict, "top-op", (int32_t)top_op); if (ret) goto out; if ((wordcount > 4) && !strcmp (words[4], "nfs")) { nfs = _gf_true; ret = dict_set_int32 (dict, "nfs", nfs); if (ret) goto out; index = 5; } else { index = 4; } for (; index < wordcount; index+=2) { key = (char *) words[index]; value = (char *) words[index+1]; if ( key && !value ) { ret = -1; goto out; } if (!strcmp (key, "brick")) { delimiter = strchr (value, ':'); if (!delimiter || delimiter == value || *(delimiter+1) != '/') { cli_err ("wrong brick type: %s, use :" "", value); ret = -1; goto out; } else { ret = gf_canonicalize_path (delimiter + 1); if (ret) goto out; } ret = dict_set_str (dict, "brick", value); } else if (!strcmp (key, "list-cnt")) { ret = gf_is_str_int (value); if (!ret) list_cnt = atoi (value); if (ret || (list_cnt < 0) || (list_cnt > 100)) { cli_err ("list-cnt should be between 0 to 100"); ret = -1; goto out; } } else if (perf && !nfs && !strcmp (key, "bs")) { ret = gf_is_str_int (value); if (!ret) blk_size = atoi (value); if (ret || (blk_size <= 0)) { if (blk_size < 0) cli_err ("block size is an invalid" " number"); else cli_err ("block size should be an " "integer greater than zero"); ret = -1; goto out; } ret = dict_set_uint32 (dict, "blk-size", blk_size); } else if (perf && !nfs && !strcmp (key, "count")) { ret = gf_is_str_int (value); if (!ret) count = atoi(value); if (ret || (count <= 0)) { if (count < 0) cli_err ("count is an invalid number"); else cli_err ("count should be an integer " "greater than zero"); ret = -1; goto out; } ret = dict_set_uint32 (dict, "blk-cnt", count); } else { ret = -1; goto out; } if (ret) { gf_log ("", GF_LOG_WARNING, "Dict set failed for " "key %s", key); goto out; } } if (list_cnt == -1) list_cnt = 100; ret = dict_set_int32 (dict, "list-cnt", list_cnt); if (ret) { gf_log ("", GF_LOG_WARNING, "Dict set failed for list_cnt"); goto out; } if ((blk_size > 0) ^ (count > 0)) { cli_err ("Need to give both 'bs' and 'count'"); ret = -1; goto out; } else if (((uint64_t)blk_size * count) > (10 * GF_UNIT_GB)) { cli_err ("'bs * count' value %"PRIu64" is greater than " "maximum allowed value of 10GB", ((uint64_t)blk_size * count)); ret = -1; goto out; } *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } uint32_t cli_cmd_get_statusop (const char *arg) { int i = 0; uint32_t ret = GF_CLI_STATUS_NONE; char *w = NULL; char *opwords[] = {"detail", "mem", "clients", "fd", "inode", "callpool", "tasks", NULL}; struct { char *opname; uint32_t opcode; } optable[] = { { "detail", GF_CLI_STATUS_DETAIL }, { "mem", GF_CLI_STATUS_MEM }, { "clients", GF_CLI_STATUS_CLIENTS }, { "fd", GF_CLI_STATUS_FD }, { "inode", GF_CLI_STATUS_INODE }, { "callpool", GF_CLI_STATUS_CALLPOOL }, { "tasks", GF_CLI_STATUS_TASKS }, { NULL } }; w = str_getunamb (arg, opwords); if (!w) { gf_log ("cli", GF_LOG_DEBUG, "Not a status op %s", arg); goto out; } for (i = 0; optable[i].opname; i++) { if (!strcmp (w, optable[i].opname)) { ret = optable[i].opcode; break; } } out: return ret; } int cli_cmd_volume_status_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; int ret = -1; uint32_t cmd = 0; GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; switch (wordcount) { case 2: cmd = GF_CLI_STATUS_ALL; ret = 0; break; case 3: if (!strcmp (words[2], "all")) { cmd = GF_CLI_STATUS_ALL; ret = 0; } else { cmd = GF_CLI_STATUS_VOL; ret = dict_set_str (dict, "volname", (char *)words[2]); } break; case 4: cmd = cli_cmd_get_statusop (words[3]); if (!strcmp (words[2], "all")) { if (cmd == GF_CLI_STATUS_NONE) { cli_err ("%s is not a valid status option", words[3]); ret = -1; goto out; } cmd |= GF_CLI_STATUS_ALL; ret = 0; } else { ret = dict_set_str (dict, "volname", (char *)words[2]); if (ret) goto out; if (cmd == GF_CLI_STATUS_NONE) { if (!strcmp (words[3], "nfs")) { cmd |= GF_CLI_STATUS_NFS; } else if (!strcmp (words[3], "shd")) { cmd |= GF_CLI_STATUS_SHD; } else if (!strcmp (words[3], "quotad")) { cmd |= GF_CLI_STATUS_QUOTAD; } else { cmd = GF_CLI_STATUS_BRICK; ret = dict_set_str (dict, "brick", (char *)words[3]); } } else { cmd |= GF_CLI_STATUS_VOL; ret = 0; } } break; case 5: if (!strcmp (words[2], "all")) { cli_err ("Cannot specify brick/nfs for \"all\""); ret = -1; goto out; } cmd = cli_cmd_get_statusop (words[4]); if (cmd == GF_CLI_STATUS_NONE) { cli_err ("%s is not a valid status option", words[4]); ret = -1; goto out; } ret = dict_set_str (dict, "volname", (char *)words[2]); if (ret) goto out; if (!strcmp (words[3], "nfs")) { if (cmd == GF_CLI_STATUS_FD || cmd == GF_CLI_STATUS_DETAIL || cmd == GF_CLI_STATUS_TASKS) { cli_err ("Detail/FD/Tasks status not available" " for NFS Servers"); ret = -1; goto out; } cmd |= GF_CLI_STATUS_NFS; } else if (!strcmp (words[3], "shd")){ if (cmd == GF_CLI_STATUS_FD || cmd == GF_CLI_STATUS_CLIENTS || cmd == GF_CLI_STATUS_DETAIL || cmd == GF_CLI_STATUS_TASKS) { cli_err ("Detail/FD/Clients/Tasks status not " "available for Self-heal Daemons"); ret = -1; goto out; } cmd |= GF_CLI_STATUS_SHD; } else if (!strcmp (words[3], "quotad")) { if (cmd == GF_CLI_STATUS_FD || cmd == GF_CLI_STATUS_CLIENTS || cmd == GF_CLI_STATUS_DETAIL || cmd == GF_CLI_STATUS_INODE) { cli_err ("Detail/FD/Clients/Inode status not " "available for Quota Daemon"); ret = -1; goto out; } cmd |= GF_CLI_STATUS_QUOTAD; } else { if (cmd == GF_CLI_STATUS_TASKS) { cli_err ("Tasks status not available for " "bricks"); ret = -1; goto out; } cmd |= GF_CLI_STATUS_BRICK; ret = dict_set_str (dict, "brick", (char *)words[3]); } break; default: goto out; } if (ret) goto out; ret = dict_set_int32 (dict, "cmd", cmd); if (ret) goto out; *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } gf_boolean_t cli_cmd_validate_dumpoption (const char *arg, char **option) { char *opwords[] = {"all", "nfs", "mem", "iobuf", "callpool", "priv", "fd", "inode", "history", "inodectx", "fdctx", "quotad", NULL}; char *w = NULL; w = str_getunamb (arg, opwords); if (!w) { gf_log ("cli", GF_LOG_DEBUG, "Unknown statedump option %s", arg); return _gf_false; } *option = w; return _gf_true; } int cli_cmd_volume_statedump_options_parse (const char **words, int wordcount, dict_t **options) { int ret = 0; int i = 0; dict_t *dict = NULL; int option_cnt = 0; char *option = NULL; char option_str[100] = {0,}; for (i = 3; i < wordcount; i++, option_cnt++) { if (!cli_cmd_validate_dumpoption (words[i], &option)) { ret = -1; goto out; } strncat (option_str, option, strlen (option)); strncat (option_str, " ", 1); } if((strstr (option_str, "nfs")) && strstr (option_str, "quotad")) { ret = -1; goto out; } dict = dict_new (); if (!dict) goto out; ret = dict_set_dynstr (dict, "options", gf_strdup (option_str)); if (ret) goto out; ret = dict_set_int32 (dict, "option_cnt", option_cnt); if (ret) goto out; *options = dict; out: if (ret && dict) dict_destroy (dict); if (ret) gf_log ("cli", GF_LOG_ERROR, "Error parsing dumpoptions"); return ret; } int cli_cmd_volume_clrlks_opts_parse (const char **words, int wordcount, dict_t **options) { int ret = -1; int i = 0; dict_t *dict = NULL; char *kind_opts[4] = {"blocked", "granted", "all", NULL}; char *types[4] = {"inode", "entry", "posix", NULL}; char *free_ptr = NULL; dict = dict_new (); if (!dict) goto out; if (strcmp (words[4], "kind")) goto out; for (i = 0; kind_opts[i]; i++) { if (!strcmp (words[5], kind_opts[i])) { free_ptr = gf_strdup (words[5]); ret = dict_set_dynstr (dict, "kind", free_ptr); if (ret) goto out; free_ptr = NULL; break; } } if (i == 3) goto out; ret = -1; for (i = 0; types[i]; i++) { if (!strcmp (words[6], types[i])) { free_ptr = gf_strdup (words[6]); ret = dict_set_dynstr (dict, "type", free_ptr); if (ret) goto out; free_ptr = NULL; break; } } if (i == 3) goto out; if (wordcount == 8) { free_ptr = gf_strdup (words[7]); ret = dict_set_dynstr (dict, "opts", free_ptr); if (ret) goto out; free_ptr = NULL; } ret = 0; *options = dict; out: if (ret) { GF_FREE (free_ptr); dict_unref (dict); } return ret; } static int extract_hostname_path_from_token (const char *tmp_words, char **hostname, char **path) { int ret = 0; char *delimiter = NULL; char *tmp_host = NULL; char *host_name = NULL; char *words = NULL; *hostname = NULL; *path = NULL; words = GF_CALLOC (1, strlen (tmp_words) + 1, gf_common_mt_char); if (!words){ ret = -1; goto out; } strncpy (words, tmp_words, strlen (tmp_words) + 1); if (validate_brick_name (words)) { cli_err ("Wrong brick type: %s, use :" "", words); ret = -1; goto out; } else { delimiter = strrchr (words, ':'); ret = gf_canonicalize_path (delimiter + 1); if (ret) { goto out; } else { *path = GF_CALLOC (1, strlen (delimiter+1) +1, gf_common_mt_char); if (!*path) { ret = -1; goto out; } strncpy (*path, delimiter +1, strlen(delimiter + 1) + 1); } } tmp_host = gf_strdup (words); if (!tmp_host) { gf_log ("cli", GF_LOG_ERROR, "Out of memory"); ret = -1; goto out; } get_host_name (tmp_host, &host_name); if (!host_name) { ret = -1; gf_log("cli",GF_LOG_ERROR, "Unable to allocate " "memory"); goto out; } if (!(strcmp (host_name, "localhost") && strcmp (host_name, "127.0.0.1") && strncmp (host_name, "0.", 2))) { cli_err ("Please provide a valid hostname/ip other " "than localhost, 127.0.0.1 or loopback " "address (0.0.0.0 to 0.255.255.255)."); ret = -1; goto out; } if (!valid_internet_address (host_name, _gf_false)) { cli_err ("internet address '%s' does not conform to " "standards", host_name); ret = -1; goto out; } *hostname = GF_CALLOC (1, strlen (host_name) + 1, gf_common_mt_char); if (!*hostname) { ret = -1; goto out; } strncpy (*hostname, host_name, strlen (host_name) + 1); ret = 0; out: GF_FREE (words); GF_FREE (tmp_host); return ret; } int cli_cmd_volume_heal_options_parse (const char **words, int wordcount, dict_t **options) { int ret = 0; dict_t *dict = NULL; char *hostname = NULL; char *path = NULL; dict = dict_new (); if (!dict) goto out; ret = dict_set_str (dict, "volname", (char *) words[2]); if (ret) { gf_log (THIS->name, GF_LOG_ERROR, "failed to set volname"); goto out; } if (wordcount == 3) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_HEAL_INDEX); goto done; } if (wordcount == 4) { if (!strcmp (words[3], "full")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_HEAL_FULL); goto done; } else if (!strcmp (words[3], "statistics")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_STATISTICS); goto done; } else if (!strcmp (words[3], "info")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_INDEX_SUMMARY); goto done; } else { ret = -1; goto out; } } if (wordcount == 5) { if (strcmp (words[3], "info") && strcmp (words[3], "statistics")) { ret = -1; goto out; } if (!strcmp (words[3], "info")) { if (!strcmp (words[4], "healed")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_HEALED_FILES); goto done; } if (!strcmp (words[4], "heal-failed")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_HEAL_FAILED_FILES); goto done; } if (!strcmp (words[4], "split-brain")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_SPLIT_BRAIN_FILES); goto done; } } if (!strcmp (words[3], "statistics")) { if (!strcmp (words[4], "heal-count")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_STATISTICS_HEAL_COUNT); goto done; } } ret = -1; goto out; } if (wordcount == 7) { if (!strcmp (words[3], "statistics") && !strcmp (words[4], "heal-count") && !strcmp (words[5], "replica")) { ret = dict_set_int32 (dict, "heal-op", GF_AFR_OP_STATISTICS_HEAL_COUNT_PER_REPLICA); if (ret) goto out; ret = extract_hostname_path_from_token (words[6], &hostname, &path); if (ret) goto out; ret = dict_set_dynstr (dict, "per-replica-cmd-hostname", hostname); if (ret) goto out; ret = dict_set_dynstr (dict, "per-replica-cmd-path", path); if (ret) goto out; else goto done; } } ret = -1; goto out; done: *options = dict; out: if (ret && dict) { dict_unref (dict); *options = NULL; } return ret; } int cli_cmd_volume_defrag_parse (const char **words, int wordcount, dict_t **options) { dict_t *dict = NULL; int ret = -1; char *option = NULL; char *volname = NULL; char *command = NULL; gf_cli_defrag_type cmd = 0; GF_ASSERT (words); GF_ASSERT (options); dict = dict_new (); if (!dict) goto out; if (!((wordcount == 4) || (wordcount == 5))) goto out; if (wordcount == 4) { if (strcmp (words[3], "start") && strcmp (words[3], "stop") && strcmp (words[3], "status")) goto out; } else { if (strcmp (words[3], "fix-layout") && strcmp (words[3], "start")) goto out; } volname = (char *) words[2]; if (wordcount == 4) { command = (char *) words[3]; } if (wordcount == 5) { if ((strcmp (words[3], "fix-layout") || strcmp (words[4], "start")) && (strcmp (words[3], "start") || strcmp (words[4], "force"))) { ret = -1; goto out; } command = (char *) words[3]; option = (char *) words[4]; } if (strcmp (command, "start") == 0) { cmd = GF_DEFRAG_CMD_START; if (option && strcmp (option, "force") == 0) { cmd = GF_DEFRAG_CMD_START_FORCE; } goto done; } if (strcmp (command, "fix-layout") == 0) { cmd = GF_DEFRAG_CMD_START_LAYOUT_FIX; goto done; } if (strcmp (command, "stop") == 0) { cmd = GF_DEFRAG_CMD_STOP; goto done; } if (strcmp (command, "status") == 0) { cmd = GF_DEFRAG_CMD_STATUS; } done: ret = dict_set_str (dict, "volname", volname); if (ret) { gf_log (THIS->name, GF_LOG_ERROR, "failed to set dict"); goto out; } ret = dict_set_int32 (dict, "rebalance-command", (int32_t) cmd); if (ret) { gf_log (THIS->name, GF_LOG_ERROR, "failed to set dict"); goto out; } *options = dict; out: if (ret && dict) dict_destroy (dict); return ret; } int32_t cli_snap_create_desc_parse (dict_t *dict, const char **words, size_t wordcount, int32_t desc_opt_loc) { int32_t ret = -1; char *desc = NULL; int32_t desc_len = 0; desc = GF_CALLOC (MAX_SNAP_DESCRIPTION_LEN + 1, sizeof(char), gf_common_mt_char); if (!desc) { ret = -1; goto out; } if (strlen (words[desc_opt_loc]) >= MAX_SNAP_DESCRIPTION_LEN) { cli_out ("snapshot create: description truncated: " "Description provided is longer than 1024 characters"); desc_len = MAX_SNAP_DESCRIPTION_LEN; } else { desc_len = strlen (words[desc_opt_loc]); } strncpy (desc, words[desc_opt_loc], desc_len); desc[desc_len] = '\0'; /* Calculating the size of the description as given by the user */ ret = dict_set_dynstr (dict, "description", desc); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to save snap " "description"); goto out; } ret = 0; out: if (ret && desc) GF_FREE (desc); return ret; } /* Function to check whether the Volume name is repeated */ int cli_check_if_volname_repeated (const char **words, unsigned int start_index, uint64_t cur_index) { uint64_t i = -1; int ret = 0; GF_ASSERT (words); for (i = start_index ; i < cur_index ; i++) { if (strcmp (words[i], words[cur_index]) == 0) { ret = -1; goto out; } } out: return ret; } /* snapshot create

[description ] * [force] * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success */ int cli_snap_create_parse (dict_t *dict, const char **words, int wordcount) { uint64_t i = 0; int ret = -1; uint64_t volcount = 0; char key[PATH_MAX] = ""; char *snapname = NULL; unsigned int cmdi = 2; int flags = 0; /* cmdi is command index, here cmdi is "2" (gluster snapshot create)*/ GF_ASSERT (words); GF_ASSERT (dict); if (wordcount <= cmdi + 1) { cli_err ("Invalid Syntax."); gf_log ("cli", GF_LOG_ERROR, "Too less words for snap create command"); goto out; } if (strlen(words[cmdi]) >= GLUSTERD_MAX_SNAP_NAME) { cli_err ("snapshot create: failed: snapname cannot exceed " "255 characters."); gf_log ("cli", GF_LOG_ERROR, "Snapname too long"); goto out; } snapname = (char *) words[cmdi]; for (i = 0 ; i < strlen (snapname); i++) { /* Following volume name convention */ if (!isalnum (snapname[i]) && (snapname[i] != '_' && (snapname[i] != '-'))) { /* TODO : Is this message enough?? */ cli_err ("Snapname can contain only alphanumeric, " "\"-\" and \"_\" characters"); goto out; } } ret = dict_set_str (dict, "snapname", (char *)words[cmdi]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not save snap " "name(%s)", (char *)words[cmdi]); goto out; } /* Filling volume name in the dictionary */ for (i = cmdi + 1 ; i < wordcount && (strcmp (words[i], "description")) != 0 && (strcmp (words[i], "force") != 0); i++) { volcount++; /* volume index starts from 1 */ ret = snprintf (key, sizeof (key), "volname%"PRIu64, volcount); if (ret < 0) { goto out; } ret = dict_set_str (dict, key, (char *)words[i]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not " "save volume name(%s)", (char *)words[i]); goto out; } if (i >= cmdi + 2) { ret = -1; cli_err("Creating multiple volume snapshot is not " "supported as of now"); goto out; } /* TODO : remove this above condition check once * multiple volume snapshot is supported */ } if (volcount == 0) { ret = -1; cli_err ("Please provide the volume name"); gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = dict_set_int32 (dict, "volcount", volcount); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not save volcount"); goto out; } /* Verify how we got out of "for" loop, * if it is by reaching wordcount limit then goto "out", * because we need not parse for "description" and "force" * after this. */ if (i == wordcount) { goto out; } if ((strcmp (words[i], "description")) == 0) { ++i; if (i > (wordcount - 1)) { ret = -1; cli_err ("Please provide a description"); gf_log ("cli", GF_LOG_ERROR, "Description not provided"); goto out; } ret = cli_snap_create_desc_parse(dict, words, wordcount, i); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not save snap " "description"); goto out; } if (i == (wordcount - 1)) goto out; i++; /* point the index to next word. * As description might be follwed by force option. * Before that, check if wordcount limit is reached */ } if (strcmp (words[i], "force") == 0) { flags = GF_CLI_FLAG_OP_FORCE; } else { ret = -1; cli_err ("Invalid Syntax."); gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } /* Check if the command has anything after "force" keyword */ if (++i < wordcount) { ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = 0; out: if(ret == 0) { /*Adding force flag in either of the case i.e force set * or unset*/ ret = dict_set_int32 (dict, "flags", flags); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not save " "snap force option"); } } return ret; } /* snapshot list [volname] * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success */ int cli_snap_list_parse (dict_t *dict, const char **words, int wordcount) { int ret = -1; GF_ASSERT (words); GF_ASSERT (dict); if (wordcount < 2 || wordcount > 3) { gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } if (wordcount == 2) { ret = 0; goto out; } ret = dict_set_str (dict, "volname", (char *)words[2]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to save volname in dictionary"); goto out; } out: return ret; } /* snapshot info [(snapname | volume )] * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success */ int cli_snap_info_parse (dict_t *dict, const char **words, int wordcount) { int ret = -1; int32_t cmd = GF_SNAP_INFO_TYPE_ALL; unsigned int cmdi = 2; /* cmdi is command index, here cmdi is "2" (gluster snapshot info)*/ GF_ASSERT (words); GF_ASSERT (dict); if (wordcount > 4 || wordcount < cmdi) { gf_log ("", GF_LOG_ERROR, "Invalid syntax"); goto out; } if (wordcount == cmdi) { ret = 0; goto out; } /* If 3rd word is not "volume", then it must * be snapname. */ if (strcmp (words[cmdi], "volume") != 0) { ret = dict_set_str (dict, "snapname", (char *)words[cmdi]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to save " "snapname %s", words[cmdi]); goto out; } /* Once snap name is parsed, if we encounter any other * word then fail it. Invalid Syntax. * example : snapshot info word */ if ((cmdi + 1) != wordcount) { ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } cmd = GF_SNAP_INFO_TYPE_SNAP; ret = 0; goto out; /* No need to continue the parsing once we * get the snapname */ } /* If 3rd word is "volume", then check if next word * is present. As, "snapshot info volume" is an * invalid command. */ if ((cmdi + 1) == wordcount) { ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = dict_set_str (dict, "volname", (char *)words[wordcount - 1]); if (ret) { gf_log ("", GF_LOG_ERROR, "Count not save " "volume name %s", words[wordcount - 1]); goto out; } cmd = GF_SNAP_INFO_TYPE_VOL; out: if (ret == 0) { ret = dict_set_int32 (dict, "cmd", cmd); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not save " "type of snapshot info"); } } return ret; } /* snapshot restore * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success */ int cli_snap_restore_parse (dict_t *dict, const char **words, int wordcount) { int ret = -1; GF_ASSERT (words); GF_ASSERT (dict); if (wordcount != 3) { gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = dict_set_str (dict, "snapname", (char *)words[2]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to save snap-name %s", words[2]); goto out; } out: return ret; } /* snapshot activate [force] * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success */ int cli_snap_activate_parse (dict_t *dict, const char **words, int wordcount) { int ret = -1; int flags = 0; GF_ASSERT (words); GF_ASSERT (dict); if ((wordcount < 3) || (wordcount > 4)) { gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = dict_set_str (dict, "snapname", (char *)words[2]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to save snap-name %s", words[2]); goto out; } if (wordcount == 4) { if (!strcmp("force", (char *)words[3])) { flags = GF_CLI_FLAG_OP_FORCE; } else { gf_log ("cli", GF_LOG_ERROR, "Invalid option"); ret = -1; goto out; } } ret = dict_set_int32 (dict, "flags", flags); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to save force option"); goto out; } out: return ret; } /* snapshot deactivate * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success * 1 if user cancelled the request */ int cli_snap_deactivate_parse (dict_t *dict, const char **words, int wordcount, struct cli_state *state) { int ret = -1; gf_answer_t answer = GF_ANSWER_NO; const char *question = "Deactivating snap will make its " "data inaccessible. Do you want to " "continue?"; GF_ASSERT (words); GF_ASSERT (dict); if ((wordcount != 3)) { gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = dict_set_str (dict, "snapname", (char *)words[2]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to save snap-name %s", words[2]); goto out; } answer = cli_cmd_get_confirmation (state, question); if (GF_ANSWER_NO == answer) { ret = 1; gf_log ("cli", GF_LOG_DEBUG, "User cancelled " "snapshot deactivate operation"); goto out; } out: return ret; } /* snapshot delete * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success * 1 if user cancel the operation */ int cli_snap_delete_parse (dict_t *dict, const char **words, int wordcount, struct cli_state *state) { int ret = -1; const char *question = NULL; gf_answer_t answer = GF_ANSWER_NO; question = "Deleting snap will erase all the information about " "the snap. Do you still want to continue?"; GF_ASSERT (words); GF_ASSERT (dict); if (wordcount != 3) { gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = dict_set_str (dict, "snapname", (char *)words[2]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to save snapname %s", words[2]); goto out; } answer = cli_cmd_get_confirmation (state, question); if (GF_ANSWER_NO == answer) { ret = 1; gf_log ("cli", GF_LOG_DEBUG, "User cancelled " "snapshot delete operation for snap %s", (char *)words[2]); goto out; } out: return ret; } /* snapshot status [(snapname | volume )] * @arg-0, dict : Request Dictionary to be sent to server side. * @arg-1, words : Contains individual words of CLI command. * @arg-2, wordcount: Contains number of words present in the CLI command. * * return value : -1 on failure * 0 on success */ int cli_snap_status_parse (dict_t *dict, const char **words, int wordcount) { int ret = -1; int32_t cmd = GF_SNAP_STATUS_TYPE_ALL; unsigned int cmdi = 2; /* cmdi is command index, here cmdi is "2" (gluster snapshot status)*/ GF_ASSERT (words); GF_ASSERT (dict); if (wordcount > 4 || wordcount < cmdi) { gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } if (wordcount == cmdi) { ret = 0; goto out; } /* if 3rd word is not "volume", then it must be "snapname" */ if (strcmp (words[cmdi], "volume") != 0) { ret = dict_set_str (dict, "snapname", (char *)words[cmdi]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Count not save " "snap name %s", words[cmdi]); goto out; } if ((cmdi + 1) != wordcount) { ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = 0; cmd = GF_SNAP_STATUS_TYPE_SNAP; goto out; } /* If 3rd word is "volume", then check if next word is present. * As, "snapshot info volume" is an invalid command */ if ((cmdi + 1) == wordcount) { ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = dict_set_str (dict, "volname", (char *)words [wordcount - 1]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Count not save " "volume name %s", words[wordcount - 1]); goto out; } cmd = GF_SNAP_STATUS_TYPE_VOL; out: if (ret == 0) { ret = dict_set_int32 (dict, "cmd", cmd); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not save cmd " "of snapshot status"); } } return ret; } /* return value: * -1 in case of failure. * 0 in case of success. */ int32_t cli_snap_config_limit_parse (const char **words, dict_t *dict, unsigned int wordcount, unsigned int index, char *key) { int ret = -1; unsigned int limit = 0; char *end_ptr = NULL; GF_ASSERT (words); GF_ASSERT (dict); GF_ASSERT (key); if (index >= wordcount) { ret = -1; cli_err ("Please provide a value for %s.", key); gf_log ("cli", GF_LOG_ERROR, "Value not provided for %s", key); goto out; } limit = strtol (words[index], &end_ptr, 10); if (limit <= 0 || strcmp (end_ptr, "") != 0) { ret = -1; cli_err("Please enter an integer value " "greater than zero for %s", key); goto out; } if (strcmp (key, "snap-max-hard-limit") == 0 && limit > 256) { ret = -1; cli_err ("%s value cannot be more than 256", key); goto out; } if (strcmp (key, "snap-max-soft-limit") == 0 && limit > 100) { ret = -1; cli_err ("%s value cannot be more than 100", key); goto out; } ret = dict_set_int32 (dict, key, limit); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Could not set " "%s in dictionary", key); goto out; } out: return ret; } /* function cli_snap_config_parse * Config Syntax : gluster snapshot config [volname] * [snap-max-hard-limit ] * [snap-max-soft-limit ] * return value: <0 on failure 1 if user cancels the operation, or limit value is out of range 0 on success NOTE : snap-max-soft-limit can only be set for system. */ int32_t cli_snap_config_parse (const char **words, int wordcount, dict_t *dict, struct cli_state *state) { int ret = -1; gf_answer_t answer = GF_ANSWER_NO; gf_boolean_t vol_presence = _gf_false; struct snap_config_opt_vals_ *conf_vals = NULL; int8_t hard_limit = 0; int8_t soft_limit = 0; int8_t config_type = -1; const char *question = NULL; unsigned int cmdi = 2; /* cmdi is command index, here cmdi is "2" (gluster snapshot config)*/ GF_ASSERT (words); GF_ASSERT (dict); GF_ASSERT (state); if ((wordcount < 2) || (wordcount > 7)) { gf_log ("cli", GF_LOG_ERROR, "Invalid wordcount(%d)", wordcount); goto out; } if (wordcount == 2) { config_type = GF_SNAP_CONFIG_DISPLAY; ret = 0; goto set; } /* Check whether the 3rd word is volname */ if (strcmp (words[cmdi], "snap-max-hard-limit") != 0 && strcmp (words[cmdi], "snap-max-soft-limit") != 0) { ret = dict_set_str (dict, "volname", (char *)words[cmdi]); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to set volname"); goto out; } cmdi++; vol_presence = _gf_true; if (cmdi == wordcount) { config_type = GF_SNAP_CONFIG_DISPLAY; ret = 0; goto set; } } config_type = GF_SNAP_CONFIG_TYPE_SET; if (strcmp (words[cmdi], "snap-max-hard-limit") == 0) { ret = cli_snap_config_limit_parse (words, dict, wordcount, ++cmdi, "snap-max-hard-limit"); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse snap " "config hard limit"); goto out; } hard_limit = 1; if (++cmdi == wordcount) { ret = 0; goto set; } } if (strcmp (words[cmdi], "snap-max-soft-limit") == 0) { if (vol_presence == 1) { ret = -1; cli_err ("Soft limit cannot be set to individual " "volumes."); gf_log ("cli", GF_LOG_ERROR, "Soft limit cannot be " "set to volumes"); goto out; } ret = cli_snap_config_limit_parse (words, dict, wordcount, ++cmdi, "snap-max-soft-limit"); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse snap " "config soft limit"); goto out; } if (++cmdi != wordcount) { ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } soft_limit = 1; } else { ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = 0; /* Success */ set: ret = dict_set_int32 (dict, "config-command", config_type); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to set " "config-command"); goto out; } if (config_type == GF_SNAP_CONFIG_TYPE_SET) { conf_vals = snap_confopt_vals; if (hard_limit && soft_limit) { question = conf_vals[GF_SNAP_CONFIG_SET_BOTH].question; } else if (soft_limit) { question = conf_vals[GF_SNAP_CONFIG_SET_SOFT].question; } else if (hard_limit) { question = conf_vals[GF_SNAP_CONFIG_SET_HARD].question; } answer = cli_cmd_get_confirmation (state, question); if (GF_ANSWER_NO == answer) { ret = 1; gf_log ("cli", GF_LOG_DEBUG, "User cancelled " "snapshot config operation"); } } out: return ret; } int validate_snapname (const char *snapname, char **opwords) { int ret = -1; int i = 0; GF_ASSERT (snapname); GF_ASSERT (opwords); for (i = 0 ; opwords[i] != NULL; i++) { if (strcmp (opwords[i], snapname) == 0) { cli_out ("\"%s\" cannot be a snapname", snapname); goto out; } } ret = 0; out: return ret; } int32_t cli_cmd_snapshot_parse (const char **words, int wordcount, dict_t **options, struct cli_state *state) { int32_t ret = -1; dict_t *dict = NULL; gf1_cli_snapshot type = GF_SNAP_OPTION_TYPE_NONE; char *w = NULL; char *opwords[] = {"create", "delete", "restore", "activate", "deactivate", "list", "status", "config", "info", NULL}; char *invalid_snapnames[] = {"description", "force", "volume", NULL}; GF_ASSERT (words); GF_ASSERT (options); GF_ASSERT (state); dict = dict_new (); if (!dict) goto out; /* Lowest wordcount possible */ if (wordcount < 2) { gf_log ("", GF_LOG_ERROR, "Invalid command: Not enough arguments"); goto out; } w = str_getunamb (words[1], opwords); if (!w) { /* Checks if the operation is a valid operation */ gf_log ("", GF_LOG_ERROR, "Opword Mismatch"); goto out; } if (!strcmp (w, "create")) { type = GF_SNAP_OPTION_TYPE_CREATE; } else if (!strcmp (w, "list")) { type = GF_SNAP_OPTION_TYPE_LIST; } else if (!strcmp (w, "info")) { type = GF_SNAP_OPTION_TYPE_INFO; } else if (!strcmp (w, "delete")) { type = GF_SNAP_OPTION_TYPE_DELETE; } else if (!strcmp (w, "config")) { type = GF_SNAP_OPTION_TYPE_CONFIG; } else if (!strcmp (w, "restore")) { type = GF_SNAP_OPTION_TYPE_RESTORE; } else if (!strcmp (w, "status")) { type = GF_SNAP_OPTION_TYPE_STATUS; } else if (!strcmp (w, "activate")) { type = GF_SNAP_OPTION_TYPE_ACTIVATE; } else if (!strcmp (w, "deactivate")) { type = GF_SNAP_OPTION_TYPE_DEACTIVATE; } if (type != GF_SNAP_OPTION_TYPE_CONFIG) { ret = dict_set_int32 (dict, "hold_snap_locks", _gf_true); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to set hold-snap-locks value " "as _gf_true"); goto out; } } /* Following commands does not require volume locks */ if (type == GF_SNAP_OPTION_TYPE_STATUS || type == GF_SNAP_OPTION_TYPE_ACTIVATE || type == GF_SNAP_OPTION_TYPE_DEACTIVATE) { ret = dict_set_int32 (dict, "hold_vol_locks", _gf_false); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Setting volume lock " "flag failed"); goto out; } } /* Check which op is intended */ switch (type) { case GF_SNAP_OPTION_TYPE_CREATE: /* Syntax : * gluster snapshot create

* [description ] * [force] */ /* In cases where the snapname is not given then * parsing fails & snapname cannot be "description", * "force" and "volume", that check is made here */ if (wordcount == 2){ ret = -1; gf_log ("cli", GF_LOG_ERROR, "Invalid Syntax"); goto out; } ret = validate_snapname (words[2], invalid_snapnames); if (ret) { goto out; } ret = cli_snap_create_parse (dict, words, wordcount); if (ret) { gf_log ("cli", GF_LOG_ERROR, "create command parsing failed."); goto out; } break; case GF_SNAP_OPTION_TYPE_INFO: /* Syntax : * gluster snapshot info [(snapname] | [vol )] */ ret = cli_snap_info_parse (dict, words, wordcount); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse " "snapshot info command"); goto out; } break; case GF_SNAP_OPTION_TYPE_LIST: /* Syntax : * gluster snaphsot list [volname] */ ret = cli_snap_list_parse (dict, words, wordcount); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse " "snapshot list command"); goto out; } break; case GF_SNAP_OPTION_TYPE_DELETE: /* Syntax : * gluster snapshot delete */ ret = cli_snap_delete_parse (dict, words, wordcount, state); if (ret) { /* A positive ret value means user cancelled * the command */ if (ret < 0) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse " "snapshot delete command"); } goto out; } break; case GF_SNAP_OPTION_TYPE_CONFIG: /* snapshot config [volname] [snap-max-hard-limit ] * [snap-max-soft-limit ] */ ret = cli_snap_config_parse (words, wordcount, dict, state); if (ret) { if (ret < 0) gf_log ("cli", GF_LOG_ERROR, "config command parsing failed."); goto out; } ret = dict_set_int32 (dict, "type", GF_SNAP_OPTION_TYPE_CONFIG); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Unable to set " "config type"); ret = -1; goto out; } break; case GF_SNAP_OPTION_TYPE_STATUS: { /* Syntax : * gluster snapshot status [(snapname | * volume )] */ ret = cli_snap_status_parse (dict, words, wordcount); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse " "snapshot status command"); goto out; } break; } case GF_SNAP_OPTION_TYPE_RESTORE: /* Syntax: * snapshot restore */ ret = cli_snap_restore_parse (dict, words, wordcount); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse " "restore command"); goto out; } break; case GF_SNAP_OPTION_TYPE_ACTIVATE: /* Syntax: * snapshot activate [force] */ ret = cli_snap_activate_parse (dict, words, wordcount); if (ret) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse " "start command"); goto out; } break; case GF_SNAP_OPTION_TYPE_DEACTIVATE: /* Syntax: * snapshot deactivate */ ret = cli_snap_deactivate_parse (dict, words, wordcount, state); if (ret) { /* A positive ret value means user cancelled * the command */ if (ret < 0) { gf_log ("cli", GF_LOG_ERROR, "Failed to parse deactivate " "command"); } goto out; } break; default: gf_log ("", GF_LOG_ERROR, "Opword Mismatch"); goto out; } ret = dict_set_int32 (dict, "type", type); if (ret) { gf_log ("", GF_LOG_ERROR, "Failed to set type."); goto out; } /* If you got so far, input is valid */ ret = 0; out: if (ret) { if (dict) dict_destroy (dict); } else *options = dict; return ret; }