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MCOL-4386: Create new StorageManager setting for EC2 using assigned IAM credentials.

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benthompson15
2021-02-16 13:59:53 -06:00
parent dd48eeb1ff
commit a953409df5
4 changed files with 190 additions and 41 deletions
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6
oam/install_scripts/columnstore-post-install.in
View File

@@ -276,13 +276,13 @@ if [ ! -z "$MCS_USE_S3_STORAGE" ] && [ $MCS_USE_S3_STORAGE -eq 1 ]; then
if [ -z "$MCS_S3_BUCKET" ]; then if [ -z "$MCS_S3_BUCKET" ]; then
echo "Environment variable \$MCS_USE_S3_STORAGE is set but there is no \$MCS_S3_BUCKET." echo "Environment variable \$MCS_USE_S3_STORAGE is set but there is no \$MCS_S3_BUCKET."
fi fi
if [ -z "$MCS_S3_ACCESS_KEY_ID" ]; then if [ -z "$MCS_S3_ACCESS_KEY_ID" ] && [ -z "$MCS_S3_ROLE_NAME" ]; then
echo "Environment variable \$MCS_USE_S3_STORAGE is set but there is no \$MCS_S3_ACCESS_KEY_ID." echo "Environment variable \$MCS_USE_S3_STORAGE is set but there is no \$MCS_S3_ACCESS_KEY_ID."
fi fi
if [ -z "$MCS_S3_SECRET_ACCESS_KEY" ]; then if [ -z "$MCS_S3_SECRET_ACCESS_KEY" ] && [ -z "$MCS_S3_ROLE_NAME" ]; then
echo "Environment variable \$MCS_USE_S3_STORAGE is set but there is no \$MCS_S3_SECRET_ACCESS_KEY." echo "Environment variable \$MCS_USE_S3_STORAGE is set but there is no \$MCS_S3_SECRET_ACCESS_KEY."
fi fi
if [ -z "$MCS_S3_BUCKET" ] || [ -z "$MCS_S3_ACCESS_KEY_ID" ] || [ -z "$MCS_S3_SECRET_ACCESS_KEY" ]; then if [ -z "$MCS_S3_BUCKET" ] || [[ -z "$MCS_S3_ACCESS_KEY_ID" && -z "$MCS_S3_ROLE_NAME" ]] || [[ -z "$MCS_S3_SECRET_ACCESS_KEY" && -z "$MCS_S3_ROLE_NAME" ]]; then
echo "Using local storage." echo "Using local storage."
else else
@ENGINE_BINDIR@/mcsSetConfig -d Installation DBRootStorageType "storagemanager" @ENGINE_BINDIR@/mcsSetConfig -d Installation DBRootStorageType "storagemanager"

212
storage-manager/src/S3Storage.cpp
View File

@@ -27,12 +27,28 @@
#include <boost/uuid/uuid.hpp> #include <boost/uuid/uuid.hpp>
#include <boost/uuid/uuid_io.hpp> #include <boost/uuid/uuid_io.hpp>
#include <boost/uuid/random_generator.hpp> #include <boost/uuid/random_generator.hpp>
#define BOOST_SPIRIT_THREADSAFE
#include <boost/property_tree/ptree.hpp>
#include <boost/property_tree/json_parser.hpp>
#include "Utilities.h" #include "Utilities.h"
using namespace std; using namespace std;
namespace storagemanager namespace storagemanager
{ {
string tolower(const string &s)
{
string ret(s);
for (uint i = 0; i < ret.length(); i++)
ret[i] = ::tolower(ret[i]);
return ret;
}
static size_t WriteCallback(void *contents, size_t size, size_t nmemb, void *userp)
{
((std::string*)userp)->append((char*)contents, size * nmemb);
return size * nmemb;
}
inline bool retryable_error(uint8_t s3err) inline bool retryable_error(uint8_t s3err)
{ {
@@ -41,6 +57,7 @@ inline bool retryable_error(uint8_t s3err)
s3err == MS3_ERR_REQUEST_ERROR || s3err == MS3_ERR_REQUEST_ERROR ||
s3err == MS3_ERR_OOM || s3err == MS3_ERR_OOM ||
s3err == MS3_ERR_IMPOSSIBLE || s3err == MS3_ERR_IMPOSSIBLE ||
s3err == MS3_ERR_AUTH ||
s3err == MS3_ERR_SERVER || s3err == MS3_ERR_SERVER ||
s3err == MS3_ERR_AUTH_ROLE s3err == MS3_ERR_AUTH_ROLE
); );
@@ -61,7 +78,8 @@ const int s3err_to_errno[] = {
EKEYREJECTED, // 8 MS3_ERR_AUTH EKEYREJECTED, // 8 MS3_ERR_AUTH
ENOENT, // 9 MS3_ERR_NOT_FOUND ENOENT, // 9 MS3_ERR_NOT_FOUND
EPROTO, // 10 MS3_ERR_SERVER EPROTO, // 10 MS3_ERR_SERVER
EMSGSIZE // 11 MS3_ERR_TOO_BIG EMSGSIZE, // 11 MS3_ERR_TOO_BIG
EKEYREJECTED // 12 MS3_ERR_AUTH_ROLE
}; };
const char *s3err_msgs[] = { const char *s3err_msgs[] = {
@@ -76,7 +94,8 @@ const char *s3err_msgs[] = {
"Authentication failed", "Authentication failed",
"Object not found", "Object not found",
"Unknown error code in response", "Unknown error code in response",
"Data to PUT is too large; 4GB maximum length" "Data to PUT is too large; 4GB maximum length",
"Authentication failed, token has expired"
}; };
@@ -97,33 +116,62 @@ S3Storage::S3Storage(bool skipRetry) : skipRetryableErrors(skipRetry)
Init an ms3_st object Init an ms3_st object
*/ */
Config *config = Config::get(); Config *config = Config::get();
const char *keyerr = "S3 access requires setting AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY env vars, " const char *keyerr = "S3 access requires setting AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY env vars, "
" or setting aws_access_key_id and aws_secret_access_key in storagemanager.cnf"; " or setting aws_access_key_id and aws_secret_access_key, or configure an IAM role with ec2_iam_mode=enabled."
" Check storagemanager.cnf file for more information.";
key = config->getValue("S3", "aws_access_key_id"); key = config->getValue("S3", "aws_access_key_id");
secret = config->getValue("S3", "aws_secret_access_key"); secret = config->getValue("S3", "aws_secret_access_key");
IAMrole = config->getValue("S3", "iam_role_name"); IAMrole = config->getValue("S3", "iam_role_name");
STSendpoint = config->getValue("S3", "sts_endpoint"); STSendpoint = config->getValue("S3", "sts_endpoint");
STSregion = config->getValue("S3", "sts_region"); STSregion = config->getValue("S3", "sts_region");
string ec2_mode = tolower(config->getValue("S3", "ec2_iam_mode"));
bool keyMissing = false;
isEC2Instance = false;
ec2iamEnabled = false;
if (ec2_mode == "enabled")
{
ec2iamEnabled = true;
}
if (key.empty()) if (key.empty())
{ {
char *_key_id = getenv("AWS_ACCESS_KEY_ID"); char *_key_id = getenv("AWS_ACCESS_KEY_ID");
if (!_key_id) if (!_key_id)
{ {
logger->log(LOG_ERR, keyerr); keyMissing = true;
throw runtime_error(keyerr);
} }
key = _key_id; else
key = _key_id;
} }
if (secret.empty()) if (secret.empty())
{ {
char *_secret_id = getenv("AWS_SECRET_ACCESS_KEY"); char *_secret_id = getenv("AWS_SECRET_ACCESS_KEY");
if (!_secret_id) if (!_secret_id)
{
keyMissing = true;
}
else
secret = _secret_id;
}
// Valid to not have keys configured if running on ec2 instance.
// Attempt to get those credentials from instance.
if (keyMissing)
{
if (ec2iamEnabled)
{
getIAMRoleFromMetadataEC2();
}
if (!IAMrole.empty() && getCredentialsFromMetadataEC2())
{
isEC2Instance = true;
}
else
{ {
logger->log(LOG_ERR, keyerr); logger->log(LOG_ERR, keyerr);
throw runtime_error(keyerr); throw runtime_error(keyerr);
} }
secret = _secret_id;
} }
region = config->getValue("S3", "region"); region = config->getValue("S3", "region");
@@ -157,6 +205,56 @@ S3Storage::~S3Storage()
throw runtime_error(msg); \ throw runtime_error(msg); \
} }
bool S3Storage::getIAMRoleFromMetadataEC2()
{
CURL *curl = NULL;
CURLcode curl_res;
string readBuffer;
string instanceMetadata = "http://169.254.169.254/latest/meta-data/iam/security-credentials/";
curl = curl_easy_init();
curl_easy_setopt(curl, CURLOPT_URL, instanceMetadata.c_str());
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &readBuffer);
curl_res = curl_easy_perform(curl);
if (curl_res != CURLE_OK)
{
logger->log(LOG_ERR, "CURL fail %u",curl_res);
return false;
}
IAMrole = readBuffer;
logger->log(LOG_INFO, "S3Storage: IAM Role Name = %s",IAMrole.c_str());
return true;
}
bool S3Storage::getCredentialsFromMetadataEC2()
{
CURL *curl = NULL;
CURLcode curl_res;
std::string readBuffer;
string instanceMetadata = "http://169.254.169.254/latest/meta-data/iam/security-credentials/" + IAMrole;
curl = curl_easy_init();
curl_easy_setopt(curl, CURLOPT_URL, instanceMetadata.c_str());
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallback);
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &readBuffer);
curl_res = curl_easy_perform(curl);
if (curl_res != CURLE_OK)
{
logger->log(LOG_ERR, "CURL fail %u",curl_res);
return false;
}
stringstream credentials(readBuffer);
boost::property_tree::ptree pt;
boost::property_tree::read_json(credentials, pt);
key = pt.get<string>("AccessKeyId");
secret = pt.get<string>("SecretAccessKey");
token = pt.get<string>("Token");
logger->log(LOG_INFO, "S3Storage: key = %s secret = %s token = %s",key.c_str(),secret.c_str(),token.c_str());
return true;
}
void S3Storage::testConnectivityAndPerms() void S3Storage::testConnectivityAndPerms()
{ {
boost::shared_array<uint8_t> testObj(new uint8_t[1]); boost::shared_array<uint8_t> testObj(new uint8_t[1]);
@@ -244,12 +342,18 @@ int S3Storage::getObject(const string &_sourceKey, boost::shared_array<uint8_t>
if (err && (!skipRetryableErrors && retryable_error(err))) if (err && (!skipRetryableErrors && retryable_error(err)))
{ {
if (ms3_server_error(creds)) if (ms3_server_error(creds))
logger->log(LOG_ERR, "S3Storage::getObject(): failed to GET, server says '%s'. bucket = %s, key = %s." logger->log(LOG_WARNING, "S3Storage::getObject(): failed to GET, server says '%s'. bucket = %s, key = %s."
" Retrying...", ms3_server_error(creds), bucket.c_str(), sourceKey.c_str()); " Retrying...", ms3_server_error(creds), bucket.c_str(), sourceKey.c_str());
else else
logger->log(LOG_ERR, "S3Storage::getObject(): failed to GET, got '%s'. bucket = %s, key = %s. Retrying...", logger->log(LOG_WARNING, "S3Storage::getObject(): failed to GET, got '%s'. bucket = %s, key = %s. Retrying...",
s3err_msgs[err], bucket.c_str(), sourceKey.c_str()); s3err_msgs[err], bucket.c_str(), sourceKey.c_str());
if(!IAMrole.empty()) if (ec2iamEnabled)
{
getIAMRoleFromMetadataEC2();
getCredentialsFromMetadataEC2();
ms3_ec2_set_cred(creds,IAMrole.c_str(),key.c_str(),secret.c_str(),token.c_str());
}
else if(!IAMrole.empty())
{ {
ms3_assume_role(creds); ms3_assume_role(creds);
} }
@@ -344,12 +448,18 @@ int S3Storage::putObject(const boost::shared_array<uint8_t> data, size_t len, co
if (s3err && (!skipRetryableErrors && retryable_error(s3err))) if (s3err && (!skipRetryableErrors && retryable_error(s3err)))
{ {
if (ms3_server_error(creds)) if (ms3_server_error(creds))
logger->log(LOG_ERR, "S3Storage::putObject(): failed to PUT, server says '%s'. bucket = %s, key = %s." logger->log(LOG_WARNING, "S3Storage::putObject(): failed to PUT, server says '%s'. bucket = %s, key = %s."
" Retrying...", ms3_server_error(creds), bucket.c_str(), destKey.c_str()); " Retrying...", ms3_server_error(creds), bucket.c_str(), destKey.c_str());
else else
logger->log(LOG_ERR, "S3Storage::putObject(): failed to PUT, got '%s'. bucket = %s, key = %s." logger->log(LOG_WARNING, "S3Storage::putObject(): failed to PUT, got '%s'. bucket = %s, key = %s."
" Retrying...", s3err_msgs[s3err], bucket.c_str(), destKey.c_str()); " Retrying...", s3err_msgs[s3err], bucket.c_str(), destKey.c_str());
if(!IAMrole.empty()) if (ec2iamEnabled)
{
getIAMRoleFromMetadataEC2();
getCredentialsFromMetadataEC2();
ms3_ec2_set_cred(creds,IAMrole.c_str(),key.c_str(),secret.c_str(),token.c_str());
}
else if(!IAMrole.empty())
{ {
ms3_assume_role(creds); ms3_assume_role(creds);
} }
@@ -373,7 +483,7 @@ int S3Storage::putObject(const boost::shared_array<uint8_t> data, size_t len, co
int S3Storage::deleteObject(const string &_key) int S3Storage::deleteObject(const string &_key)
{ {
uint8_t s3err; uint8_t s3err;
string key = prefix + _key; string deleteKey = prefix + _key;
ms3_st *creds = getConnection(); ms3_st *creds = getConnection();
if (!creds) if (!creds)
{ {
@@ -384,16 +494,22 @@ int S3Storage::deleteObject(const string &_key)
ScopedConnection sc(this, creds); ScopedConnection sc(this, creds);
do { do {
s3err = ms3_delete(creds, bucket.c_str(), key.c_str()); s3err = ms3_delete(creds, bucket.c_str(), deleteKey.c_str());
if (s3err && s3err != MS3_ERR_NOT_FOUND && (!skipRetryableErrors && retryable_error(s3err))) if (s3err && s3err != MS3_ERR_NOT_FOUND && (!skipRetryableErrors && retryable_error(s3err)))
{ {
if (ms3_server_error(creds)) if (ms3_server_error(creds))
logger->log(LOG_ERR, "S3Storage::deleteObject(): failed to DELETE, server says '%s'. bucket = %s, key = %s." logger->log(LOG_WARNING, "S3Storage::deleteObject(): failed to DELETE, server says '%s'. bucket = %s, key = %s."
" Retrying...", ms3_server_error(creds), bucket.c_str(), key.c_str()); " Retrying...", ms3_server_error(creds), bucket.c_str(), deleteKey.c_str());
else else
logger->log(LOG_ERR, "S3Storage::deleteObject(): failed to DELETE, got '%s'. bucket = %s, key = %s. Retrying...", logger->log(LOG_WARNING, "S3Storage::deleteObject(): failed to DELETE, got '%s'. bucket = %s, key = %s. Retrying...",
s3err_msgs[s3err], bucket.c_str(), key.c_str()); s3err_msgs[s3err], bucket.c_str(), deleteKey.c_str());
if(!IAMrole.empty()) if (ec2iamEnabled)
{
getIAMRoleFromMetadataEC2();
getCredentialsFromMetadataEC2();
ms3_ec2_set_cred(creds,IAMrole.c_str(),key.c_str(),secret.c_str(),token.c_str());
}
else if(!IAMrole.empty())
{ {
ms3_assume_role(creds); ms3_assume_role(creds);
} }
@@ -405,10 +521,10 @@ int S3Storage::deleteObject(const string &_key)
{ {
if (ms3_server_error(creds)) if (ms3_server_error(creds))
logger->log(LOG_ERR, "S3Storage::deleteObject(): failed to DELETE, server says '%s'. bucket = %s, key = %s.", logger->log(LOG_ERR, "S3Storage::deleteObject(): failed to DELETE, server says '%s'. bucket = %s, key = %s.",
ms3_server_error(creds), bucket.c_str(), key.c_str()); ms3_server_error(creds), bucket.c_str(), deleteKey.c_str());
else else
logger->log(LOG_ERR, "S3Storage::deleteObject(): failed to DELETE, got '%s'. bucket = %s, key = %s.", logger->log(LOG_ERR, "S3Storage::deleteObject(): failed to DELETE, got '%s'. bucket = %s, key = %s.",
s3err_msgs[s3err], bucket.c_str(), key.c_str()); s3err_msgs[s3err], bucket.c_str(), deleteKey.c_str());
return -1; return -1;
} }
return 0; return 0;
@@ -433,12 +549,18 @@ int S3Storage::copyObject(const string &_sourceKey, const string &_destKey)
if (s3err && (!skipRetryableErrors && retryable_error(s3err))) if (s3err && (!skipRetryableErrors && retryable_error(s3err)))
{ {
if (ms3_server_error(creds)) if (ms3_server_error(creds))
logger->log(LOG_ERR, "S3Storage::copyObject(): failed to copy, server says '%s'. bucket = %s, srckey = %s, " logger->log(LOG_WARNING, "S3Storage::copyObject(): failed to copy, server says '%s'. bucket = %s, srckey = %s, "
"destkey = %s. Retrying...", ms3_server_error(creds), bucket.c_str(), sourceKey.c_str(), destKey.c_str()); "destkey = %s. Retrying...", ms3_server_error(creds), bucket.c_str(), sourceKey.c_str(), destKey.c_str());
else else
logger->log(LOG_ERR, "S3Storage::copyObject(): failed to copy, got '%s'. bucket = %s, srckey = %s, " logger->log(LOG_WARNING, "S3Storage::copyObject(): failed to copy, got '%s'. bucket = %s, srckey = %s, "
" destkey = %s. Retrying...", s3err_msgs[s3err], bucket.c_str(), sourceKey.c_str(), destKey.c_str()); " destkey = %s. Retrying...", s3err_msgs[s3err], bucket.c_str(), sourceKey.c_str(), destKey.c_str());
if(!IAMrole.empty()) if (ec2iamEnabled)
{
getIAMRoleFromMetadataEC2();
getCredentialsFromMetadataEC2();
ms3_ec2_set_cred(creds,IAMrole.c_str(),key.c_str(),secret.c_str(),token.c_str());
}
else if(!IAMrole.empty())
{ {
ms3_assume_role(creds); ms3_assume_role(creds);
} }
@@ -475,7 +597,7 @@ int S3Storage::copyObject(const string &_sourceKey, const string &_destKey)
int S3Storage::exists(const string &_key, bool *out) int S3Storage::exists(const string &_key, bool *out)
{ {
string key = prefix + _key; string existsKey = prefix + _key;
uint8_t s3err; uint8_t s3err;
ms3_status_st status; ms3_status_st status;
ms3_st *creds = getConnection(); ms3_st *creds = getConnection();
@@ -488,16 +610,22 @@ int S3Storage::exists(const string &_key, bool *out)
ScopedConnection sc(this, creds); ScopedConnection sc(this, creds);
do { do {
s3err = ms3_status(creds, bucket.c_str(), key.c_str(), &status); s3err = ms3_status(creds, bucket.c_str(), existsKey.c_str(), &status);
if (s3err && s3err != MS3_ERR_NOT_FOUND && (!skipRetryableErrors && retryable_error(s3err))) if (s3err && s3err != MS3_ERR_NOT_FOUND && (!skipRetryableErrors && retryable_error(s3err)))
{ {
if (ms3_server_error(creds)) if (ms3_server_error(creds))
logger->log(LOG_ERR, "S3Storage::exists(): failed to HEAD, server says '%s'. bucket = %s, key = %s." logger->log(LOG_WARNING, "S3Storage::exists(): failed to HEAD, server says '%s'. bucket = %s, key = %s."
" Retrying...", ms3_server_error(creds), bucket.c_str(), key.c_str()); " Retrying...", ms3_server_error(creds), bucket.c_str(), existsKey.c_str());
else else
logger->log(LOG_ERR, "S3Storage::exists(): failed to HEAD, got '%s'. bucket = %s, key = %s. Retrying...", logger->log(LOG_WARNING, "S3Storage::exists(): failed to HEAD, got '%s'. bucket = %s, key = %s. Retrying...",
s3err_msgs[s3err], bucket.c_str(), key.c_str()); s3err_msgs[s3err], bucket.c_str(), existsKey.c_str());
if(!IAMrole.empty()) if (ec2iamEnabled)
{
getIAMRoleFromMetadataEC2();
getCredentialsFromMetadataEC2();
ms3_ec2_set_cred(creds,IAMrole.c_str(),key.c_str(),secret.c_str(),token.c_str());
}
else if(!IAMrole.empty())
{ {
ms3_assume_role(creds); ms3_assume_role(creds);
} }
@@ -509,10 +637,10 @@ int S3Storage::exists(const string &_key, bool *out)
{ {
if (ms3_server_error(creds)) if (ms3_server_error(creds))
logger->log(LOG_ERR, "S3Storage::exists(): failed to HEAD, server says '%s'. bucket = %s, key = %s.", logger->log(LOG_ERR, "S3Storage::exists(): failed to HEAD, server says '%s'. bucket = %s, key = %s.",
ms3_server_error(creds), bucket.c_str(), key.c_str()); ms3_server_error(creds), bucket.c_str(), existsKey.c_str());
else else
logger->log(LOG_ERR, "S3Storage::exists(): failed to HEAD, got '%s'. bucket = %s, key = %s.", logger->log(LOG_ERR, "S3Storage::exists(): failed to HEAD, got '%s'. bucket = %s, key = %s.",
s3err_msgs[s3err], bucket.c_str(), key.c_str()); s3err_msgs[s3err], bucket.c_str(), existsKey.c_str());
errno = s3err_to_errno[s3err]; errno = s3err_to_errno[s3err];
return -1; return -1;
} }
@@ -552,9 +680,17 @@ ms3_st * S3Storage::getConnection()
logger->log(LOG_ERR, "S3Storage::getConnection(): ms3_init returned NULL, no specific info to report"); logger->log(LOG_ERR, "S3Storage::getConnection(): ms3_init returned NULL, no specific info to report");
if(!IAMrole.empty()) if(!IAMrole.empty())
{ {
res = ms3_init_assume_role(ret, (IAMrole.empty() ? NULL : IAMrole.c_str()), if (isEC2Instance)
(STSendpoint.empty() ? NULL : STSendpoint.c_str()), {
(STSregion.empty() ? NULL : STSregion.c_str())); res = ms3_ec2_set_cred(ret,IAMrole.c_str(),key.c_str(),secret.c_str(),token.c_str());
}
else
{
res = ms3_init_assume_role(ret, (IAMrole.empty() ? NULL : IAMrole.c_str()),
(STSendpoint.empty() ? NULL : STSendpoint.c_str()),
(STSregion.empty() ? NULL : STSregion.c_str()));
}
if (res) if (res)
{ {
// Something is wrong with the assume role so abort as if the ms3_init failed // Something is wrong with the assume role so abort as if the ms3_init failed

7
storage-manager/src/S3Storage.h
View File

@@ -23,6 +23,8 @@
#include <map> #include <map>
#include "CloudStorage.h" #include "CloudStorage.h"
#include "libmarias3/marias3.h" #include "libmarias3/marias3.h"
#include "Config.h"
#include <curl/curl.h>
namespace storagemanager namespace storagemanager
{ {
@@ -43,6 +45,8 @@ class S3Storage : public CloudStorage
int exists(const std::string &key, bool *out); int exists(const std::string &key, bool *out);
private: private:
bool getIAMRoleFromMetadataEC2();
bool getCredentialsFromMetadataEC2();
void testConnectivityAndPerms(); void testConnectivityAndPerms();
ms3_st *getConnection(); ms3_st *getConnection();
void returnConnection(ms3_st *); void returnConnection(ms3_st *);
@@ -54,10 +58,13 @@ class S3Storage : public CloudStorage
std::string region; std::string region;
std::string key; std::string key;
std::string secret; std::string secret;
std::string token;
std::string endpoint; std::string endpoint;
std::string IAMrole; std::string IAMrole;
std::string STSendpoint; std::string STSendpoint;
std::string STSregion; std::string STSregion;
bool isEC2Instance;
bool ec2iamEnabled;
struct Connection struct Connection
{ {

6
storage-manager/storagemanager.cnf.in
View File

@@ -125,6 +125,12 @@ bucket = some_bucket
# sts_region = # sts_region =
# sts_endpoint = # sts_endpoint =
# If running on AWS EC2 instance the value ec2_iam_mode can be set
# 'enabled' and allow StorageManager to detect IAM role assigned
# to EC2 instances. This will then use the the temporary credentials
# provided by EC2 metadata for S3 authentication access/secret keys.
# ec2_iam_mode=enabled
# The LocalStorage section configures the 'local storage' module # The LocalStorage section configures the 'local storage' module
# if specified by ObjectStorage/service. # if specified by ObjectStorage/service.
[LocalStorage] [LocalStorage]